#include "opj_includes.h"
static OPJ_BOOL opj_j2k_setup_header_reading(opj_j2k_t *p_j2k,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_read_header_procedure(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_encoding_validation(opj_j2k_t * p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_decoding_validation(opj_j2k_t * p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_setup_encoding_validation(opj_j2k_t *p_j2k,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_setup_decoding_validation(opj_j2k_t *p_j2k,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_setup_end_compress(opj_j2k_t *p_j2k,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_mct_validation(opj_j2k_t * p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_build_decoder(opj_j2k_t * p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_build_encoder(opj_j2k_t * p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_create_tcd(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_exec(opj_j2k_t * p_j2k,
opj_procedure_list_t * p_procedure_list,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_update_rates(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd(opj_j2k_t * p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_destroy_header_memory(opj_j2k_t * p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static const struct opj_dec_memory_marker_handler * opj_j2k_get_marker_handler(
OPJ_UINT32 p_id);
static void opj_j2k_tcp_destroy(opj_tcp_t *p_tcp);
static void opj_j2k_tcp_data_destroy(opj_tcp_t *p_tcp);
static void opj_j2k_cp_destroy(opj_cp_t *p_cp);
static OPJ_BOOL opj_j2k_compare_SPCod_SPCoc(opj_j2k_t *p_j2k,
OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
static OPJ_BOOL opj_j2k_write_SPCod_SPCoc(opj_j2k_t *p_j2k,
OPJ_UINT32 p_tile_no,
OPJ_UINT32 p_comp_no,
OPJ_BYTE * p_data,
OPJ_UINT32 * p_header_size,
opj_event_mgr_t * p_manager);
static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size(opj_j2k_t *p_j2k,
OPJ_UINT32 p_tile_no,
OPJ_UINT32 p_comp_no);
static OPJ_BOOL opj_j2k_read_SPCod_SPCoc(opj_j2k_t *p_j2k,
OPJ_UINT32 compno,
OPJ_BYTE * p_header_data,
OPJ_UINT32 * p_header_size,
opj_event_mgr_t * p_manager);
static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size(opj_j2k_t *p_j2k,
OPJ_UINT32 p_tile_no,
OPJ_UINT32 p_comp_no);
static OPJ_BOOL opj_j2k_compare_SQcd_SQcc(opj_j2k_t *p_j2k,
OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k,
OPJ_UINT32 p_tile_no,
OPJ_UINT32 p_comp_no,
OPJ_BYTE * p_data,
OPJ_UINT32 * p_header_size,
opj_event_mgr_t * p_manager);
static void opj_j2k_update_tlm(opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size);
static OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
OPJ_UINT32 compno,
OPJ_BYTE * p_header_data,
OPJ_UINT32 * p_header_size,
opj_event_mgr_t * p_manager);
static void opj_j2k_copy_tile_component_parameters(opj_j2k_t *p_j2k);
static void opj_j2k_copy_tile_quantization_parameters(opj_j2k_t *p_j2k);
static OPJ_BOOL opj_j2k_decode_tiles(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_pre_write_tile(opj_j2k_t * p_j2k,
OPJ_UINT32 p_tile_index,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd,
opj_image_t* p_output_image);
static void opj_get_tile_dimensions(opj_image_t * l_image,
opj_tcd_tilecomp_t * l_tilec,
opj_image_comp_t * l_img_comp,
OPJ_UINT32* l_size_comp,
OPJ_UINT32* l_width,
OPJ_UINT32* l_height,
OPJ_UINT32* l_offset_x,
OPJ_UINT32* l_offset_y,
OPJ_UINT32* l_image_width,
OPJ_UINT32* l_stride,
OPJ_UINT32* l_tile_offset);
static void opj_j2k_get_tile_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data);
static OPJ_BOOL opj_j2k_post_write_tile(opj_j2k_t * p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_setup_header_writing(opj_j2k_t *p_j2k,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k,
OPJ_BYTE * p_data,
OPJ_UINT32 * p_data_written,
OPJ_UINT32 total_data_size,
opj_stream_private_t *p_stream,
struct opj_event_mgr * p_manager);
static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k,
OPJ_BYTE * p_data,
OPJ_UINT32 * p_data_written,
OPJ_UINT32 total_data_size,
opj_stream_private_t *p_stream,
struct opj_event_mgr * p_manager);
static OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k);
static OPJ_BOOL opj_j2k_write_soc(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_read_soc(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_write_siz(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_write_com(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_read_com(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_write_cod(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_read_cod(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_compare_coc(opj_j2k_t *p_j2k,
OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
static OPJ_BOOL opj_j2k_write_coc(opj_j2k_t *p_j2k,
OPJ_UINT32 p_comp_no,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k,
OPJ_UINT32 p_comp_no,
OPJ_BYTE * p_data,
OPJ_UINT32 * p_data_written,
opj_event_mgr_t * p_manager);
static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k);
static OPJ_BOOL opj_j2k_read_coc(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_write_qcd(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_read_qcd(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_compare_qcc(opj_j2k_t *p_j2k,
OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
static OPJ_BOOL opj_j2k_write_qcc(opj_j2k_t *p_j2k,
OPJ_UINT32 p_comp_no,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k,
OPJ_UINT32 p_comp_no,
OPJ_BYTE * p_data,
OPJ_UINT32 * p_data_written,
opj_event_mgr_t * p_manager);
static OPJ_UINT32 opj_j2k_get_max_qcc_size(opj_j2k_t *p_j2k);
static OPJ_BOOL opj_j2k_read_qcc(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_write_poc(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k,
OPJ_BYTE * p_data,
OPJ_UINT32 * p_data_written,
opj_event_mgr_t * p_manager);
static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k);
static OPJ_BOOL opj_j2k_read_poc(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager);
static OPJ_UINT32 opj_j2k_get_max_toc_size(opj_j2k_t *p_j2k);
static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k);
static OPJ_BOOL opj_j2k_read_crg(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_read_tlm(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_write_updated_tlm(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_read_plm(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_read_plt(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_read_ppm(
opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_merge_ppm(opj_cp_t *p_cp, opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_read_ppt(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_merge_ppt(opj_tcp_t *p_tcp,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_write_tlm(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_write_sot(opj_j2k_t *p_j2k,
OPJ_BYTE * p_data,
OPJ_UINT32 total_data_size,
OPJ_UINT32 * p_data_written,
const opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_get_sot_values(OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
OPJ_UINT32* p_tile_no,
OPJ_UINT32* p_tot_len,
OPJ_UINT32* p_current_part,
OPJ_UINT32* p_num_parts,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_read_sot(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k,
opj_tcd_t * p_tile_coder,
OPJ_BYTE * p_data,
OPJ_UINT32 * p_data_written,
OPJ_UINT32 total_data_size,
const opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_read_sod(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static void opj_j2k_update_tlm(opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size)
{
if (p_j2k->m_specific_param.m_encoder.m_Ttlmi_is_byte) {
opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,
p_j2k->m_current_tile_number, 1);
p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current += 1;
} else {
opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,
p_j2k->m_current_tile_number, 2);
p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current += 2;
}
opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,
p_tile_part_size, 4);
p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current += 4;
}
static OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
OPJ_UINT32 p_tile_no,
OPJ_UINT32 p_comp_no,
OPJ_UINT32 nb_comps,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_read_rgn(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_write_eoc(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
#if 0#endif
static OPJ_BOOL opj_j2k_write_mct_data_group(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_init_info(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index,
OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len) ;
static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno,
opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos,
OPJ_UINT32 len);
static OPJ_BOOL opj_j2k_read_unk(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
OPJ_UINT32 *output_marker,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_write_mct_record(opj_j2k_t *p_j2k,
opj_mct_data_t * p_mct_record,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_read_mct(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_write_mcc_record(opj_j2k_t *p_j2k,
opj_simple_mcc_decorrelation_data_t * p_mcc_record,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_read_mcc(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_write_mco(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_read_mco(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image,
OPJ_UINT32 p_index);
static void opj_j2k_read_int16_to_float(const void * p_src_data,
void * p_dest_data, OPJ_UINT32 p_nb_elem);
static void opj_j2k_read_int32_to_float(const void * p_src_data,
void * p_dest_data, OPJ_UINT32 p_nb_elem);
static void opj_j2k_read_float32_to_float(const void * p_src_data,
void * p_dest_data, OPJ_UINT32 p_nb_elem);
static void opj_j2k_read_float64_to_float(const void * p_src_data,
void * p_dest_data, OPJ_UINT32 p_nb_elem);
static void opj_j2k_read_int16_to_int32(const void * p_src_data,
void * p_dest_data, OPJ_UINT32 p_nb_elem);
static void opj_j2k_read_int32_to_int32(const void * p_src_data,
void * p_dest_data, OPJ_UINT32 p_nb_elem);
static void opj_j2k_read_float32_to_int32(const void * p_src_data,
void * p_dest_data, OPJ_UINT32 p_nb_elem);
static void opj_j2k_read_float64_to_int32(const void * p_src_data,
void * p_dest_data, OPJ_UINT32 p_nb_elem);
static void opj_j2k_write_float_to_int16(const void * p_src_data,
void * p_dest_data, OPJ_UINT32 p_nb_elem);
static void opj_j2k_write_float_to_int32(const void * p_src_data,
void * p_dest_data, OPJ_UINT32 p_nb_elem);
static void opj_j2k_write_float_to_float(const void * p_src_data,
void * p_dest_data, OPJ_UINT32 p_nb_elem);
static void opj_j2k_write_float_to_float64(const void * p_src_data,
void * p_dest_data, OPJ_UINT32 p_nb_elem);
static OPJ_BOOL opj_j2k_end_encoding(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_write_cbd(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_read_cbd(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_read_cap(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_read_cpf(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_write_all_coc(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_write_all_qcc(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_write_regions(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_write_epc(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
static OPJ_BOOL opj_j2k_check_poc_val(const opj_poc_t *p_pocs,
OPJ_UINT32 tileno,
OPJ_UINT32 p_nb_pocs,
OPJ_UINT32 p_nb_resolutions,
OPJ_UINT32 numcomps,
OPJ_UINT32 numlayers,
opj_event_mgr_t * p_manager);
static OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino,
OPJ_UINT32 tileno);
static OPJ_BOOL opj_j2k_calculate_tp(opj_j2k_t *p_j2k,
opj_cp_t *cp,
OPJ_UINT32 * p_nb_tiles,
opj_image_t *image,
opj_event_mgr_t * p_manager);
static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream);
static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream);
static opj_codestream_index_t* opj_j2k_create_cstr_index(void);
static OPJ_FLOAT32 opj_j2k_get_tp_stride(opj_tcp_t * p_tcp);
static OPJ_FLOAT32 opj_j2k_get_default_stride(opj_tcp_t * p_tcp);
static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres);
static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters,
opj_image_t *image, opj_event_mgr_t *p_manager);
static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz,
opj_event_mgr_t *p_manager);
static void opj_j2k_set_imf_parameters(opj_cparameters_t *parameters,
opj_image_t *image, opj_event_mgr_t *p_manager);
static OPJ_BOOL opj_j2k_is_imf_compliant(opj_cparameters_t *parameters,
opj_image_t *image,
opj_event_mgr_t *p_manager);
static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t
*p_stream, OPJ_UINT32 tile_no, OPJ_BOOL* p_correction_needed,
opj_event_mgr_t * p_manager);
typedef struct j2k_prog_order {
OPJ_PROG_ORDER enum_prog;
char str_prog[5];
} j2k_prog_order_t;
static const j2k_prog_order_t j2k_prog_order_list[] = {
{OPJ_CPRL, "CPRL"},
{OPJ_LRCP, "LRCP"},
{OPJ_PCRL, "PCRL"},
{OPJ_RLCP, "RLCP"},
{OPJ_RPCL, "RPCL"},
{(OPJ_PROG_ORDER) - 1, ""}
};
static const OPJ_UINT32 MCT_ELEMENT_SIZE [] = {
2,
4,
4,
8
};
typedef void (* opj_j2k_mct_function)(const void * p_src_data,
void * p_dest_data, OPJ_UINT32 p_nb_elem);
static const opj_j2k_mct_function j2k_mct_read_functions_to_float [] = {
opj_j2k_read_int16_to_float,
opj_j2k_read_int32_to_float,
opj_j2k_read_float32_to_float,
opj_j2k_read_float64_to_float
};
static const opj_j2k_mct_function j2k_mct_read_functions_to_int32 [] = {
opj_j2k_read_int16_to_int32,
opj_j2k_read_int32_to_int32,
opj_j2k_read_float32_to_int32,
opj_j2k_read_float64_to_int32
};
static const opj_j2k_mct_function j2k_mct_write_functions_from_float [] = {
opj_j2k_write_float_to_int16,
opj_j2k_write_float_to_int32,
opj_j2k_write_float_to_float,
opj_j2k_write_float_to_float64
};
typedef struct opj_dec_memory_marker_handler {
OPJ_UINT32 id;
OPJ_UINT32 states;
OPJ_BOOL(*handler)(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager);
}
opj_dec_memory_marker_handler_t;
static const opj_dec_memory_marker_handler_t j2k_memory_marker_handler_tab [] =
{
{J2K_MS_SOT, J2K_STATE_MH | J2K_STATE_TPHSOT, opj_j2k_read_sot},
{J2K_MS_COD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_cod},
{J2K_MS_COC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_coc},
{J2K_MS_RGN, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_rgn},
{J2K_MS_QCD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcd},
{J2K_MS_QCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcc},
{J2K_MS_POC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_poc},
{J2K_MS_SIZ, J2K_STATE_MHSIZ, opj_j2k_read_siz},
{J2K_MS_TLM, J2K_STATE_MH, opj_j2k_read_tlm},
{J2K_MS_PLM, J2K_STATE_MH, opj_j2k_read_plm},
{J2K_MS_PLT, J2K_STATE_TPH, opj_j2k_read_plt},
{J2K_MS_PPM, J2K_STATE_MH, opj_j2k_read_ppm},
{J2K_MS_PPT, J2K_STATE_TPH, opj_j2k_read_ppt},
{J2K_MS_SOP, 0, 0},
{J2K_MS_CRG, J2K_STATE_MH, opj_j2k_read_crg},
{J2K_MS_COM, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_com},
{J2K_MS_MCT, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mct},
{J2K_MS_CBD, J2K_STATE_MH, opj_j2k_read_cbd},
{J2K_MS_CAP, J2K_STATE_MH, opj_j2k_read_cap},
{J2K_MS_CPF, J2K_STATE_MH, opj_j2k_read_cpf},
{J2K_MS_MCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mcc},
{J2K_MS_MCO, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mco},
#ifdef USE_JPWL
#ifdef TODO_MS
{J2K_MS_EPC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epc},
{J2K_MS_EPB, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epb},
{J2K_MS_ESD, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_esd},
{J2K_MS_RED, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_red},
#endif
#endif
#ifdef USE_JPSEC
{J2K_MS_SEC, J2K_DEC_STATE_MH, j2k_read_sec},
{J2K_MS_INSEC, 0, j2k_read_insec}
#endif
{J2K_MS_UNK, J2K_STATE_MH | J2K_STATE_TPH, 0}
};
static void opj_j2k_read_int16_to_float(const void * p_src_data,
void * p_dest_data, OPJ_UINT32 p_nb_elem)
{
OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
OPJ_UINT32 i;
OPJ_UINT32 l_temp;
for (i = 0; i < p_nb_elem; ++i) {
opj_read_bytes(l_src_data, &l_temp, 2);
l_src_data += sizeof(OPJ_INT16);
*(l_dest_data++) = (OPJ_FLOAT32) l_temp;
}
}
static void opj_j2k_read_int32_to_float(const void * p_src_data,
void * p_dest_data, OPJ_UINT32 p_nb_elem)
{
OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
OPJ_UINT32 i;
OPJ_UINT32 l_temp;
for (i = 0; i < p_nb_elem; ++i) {
opj_read_bytes(l_src_data, &l_temp, 4);
l_src_data += sizeof(OPJ_INT32);
*(l_dest_data++) = (OPJ_FLOAT32) l_temp;
}
}
static void opj_j2k_read_float32_to_float(const void * p_src_data,
void * p_dest_data, OPJ_UINT32 p_nb_elem)
{
OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
OPJ_UINT32 i;
OPJ_FLOAT32 l_temp;
for (i = 0; i < p_nb_elem; ++i) {
opj_read_float(l_src_data, &l_temp);
l_src_data += sizeof(OPJ_FLOAT32);
*(l_dest_data++) = l_temp;
}
}
static void opj_j2k_read_float64_to_float(const void * p_src_data,
void * p_dest_data, OPJ_UINT32 p_nb_elem)
{
OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
OPJ_UINT32 i;
OPJ_FLOAT64 l_temp;
for (i = 0; i < p_nb_elem; ++i) {
opj_read_double(l_src_data, &l_temp);
l_src_data += sizeof(OPJ_FLOAT64);
*(l_dest_data++) = (OPJ_FLOAT32) l_temp;
}
}
static void opj_j2k_read_int16_to_int32(const void * p_src_data,
void * p_dest_data, OPJ_UINT32 p_nb_elem)
{
OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
OPJ_UINT32 i;
OPJ_UINT32 l_temp;
for (i = 0; i < p_nb_elem; ++i) {
opj_read_bytes(l_src_data, &l_temp, 2);
l_src_data += sizeof(OPJ_INT16);
*(l_dest_data++) = (OPJ_INT32) l_temp;
}
}
static void opj_j2k_read_int32_to_int32(const void * p_src_data,
void * p_dest_data, OPJ_UINT32 p_nb_elem)
{
OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
OPJ_UINT32 i;
OPJ_UINT32 l_temp;
for (i = 0; i < p_nb_elem; ++i) {
opj_read_bytes(l_src_data, &l_temp, 4);
l_src_data += sizeof(OPJ_INT32);
*(l_dest_data++) = (OPJ_INT32) l_temp;
}
}
static void opj_j2k_read_float32_to_int32(const void * p_src_data,
void * p_dest_data, OPJ_UINT32 p_nb_elem)
{
OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
OPJ_UINT32 i;
OPJ_FLOAT32 l_temp;
for (i = 0; i < p_nb_elem; ++i) {
opj_read_float(l_src_data, &l_temp);
l_src_data += sizeof(OPJ_FLOAT32);
*(l_dest_data++) = (OPJ_INT32) l_temp;
}
}
static void opj_j2k_read_float64_to_int32(const void * p_src_data,
void * p_dest_data, OPJ_UINT32 p_nb_elem)
{
OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
OPJ_UINT32 i;
OPJ_FLOAT64 l_temp;
for (i = 0; i < p_nb_elem; ++i) {
opj_read_double(l_src_data, &l_temp);
l_src_data += sizeof(OPJ_FLOAT64);
*(l_dest_data++) = (OPJ_INT32) l_temp;
}
}
static void opj_j2k_write_float_to_int16(const void * p_src_data,
void * p_dest_data, OPJ_UINT32 p_nb_elem)
{
OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
OPJ_UINT32 i;
OPJ_UINT32 l_temp;
for (i = 0; i < p_nb_elem; ++i) {
l_temp = (OPJ_UINT32) * (l_src_data++);
opj_write_bytes(l_dest_data, l_temp, sizeof(OPJ_INT16));
l_dest_data += sizeof(OPJ_INT16);
}
}
static void opj_j2k_write_float_to_int32(const void * p_src_data,
void * p_dest_data, OPJ_UINT32 p_nb_elem)
{
OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
OPJ_UINT32 i;
OPJ_UINT32 l_temp;
for (i = 0; i < p_nb_elem; ++i) {
l_temp = (OPJ_UINT32) * (l_src_data++);
opj_write_bytes(l_dest_data, l_temp, sizeof(OPJ_INT32));
l_dest_data += sizeof(OPJ_INT32);
}
}
static void opj_j2k_write_float_to_float(const void * p_src_data,
void * p_dest_data, OPJ_UINT32 p_nb_elem)
{
OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
OPJ_UINT32 i;
OPJ_FLOAT32 l_temp;
for (i = 0; i < p_nb_elem; ++i) {
l_temp = (OPJ_FLOAT32) * (l_src_data++);
opj_write_float(l_dest_data, l_temp);
l_dest_data += sizeof(OPJ_FLOAT32);
}
}
static void opj_j2k_write_float_to_float64(const void * p_src_data,
void * p_dest_data, OPJ_UINT32 p_nb_elem)
{
OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
OPJ_UINT32 i;
OPJ_FLOAT64 l_temp;
for (i = 0; i < p_nb_elem; ++i) {
l_temp = (OPJ_FLOAT64) * (l_src_data++);
opj_write_double(l_dest_data, l_temp);
l_dest_data += sizeof(OPJ_FLOAT64);
}
}
const char *opj_j2k_convert_progression_order(OPJ_PROG_ORDER prg_order)
{
const j2k_prog_order_t *po;
for (po = j2k_prog_order_list; po->enum_prog != -1; po++) {
if (po->enum_prog == prg_order) {
return po->str_prog;
}
}
return po->str_prog;
}
static OPJ_BOOL opj_j2k_check_poc_val(const opj_poc_t *p_pocs,
OPJ_UINT32 tileno,
OPJ_UINT32 p_nb_pocs,
OPJ_UINT32 p_nb_resolutions,
OPJ_UINT32 p_num_comps,
OPJ_UINT32 p_num_layers,
opj_event_mgr_t * p_manager)
{
OPJ_UINT32* packet_array;
OPJ_UINT32 index, resno, compno, layno;
OPJ_UINT32 i;
OPJ_UINT32 step_c = 1;
OPJ_UINT32 step_r = p_num_comps * step_c;
OPJ_UINT32 step_l = p_nb_resolutions * step_r;
OPJ_BOOL loss = OPJ_FALSE;
assert(p_nb_pocs > 0);
packet_array = (OPJ_UINT32*) opj_calloc((size_t)step_l * p_num_layers,
sizeof(OPJ_UINT32));
if (packet_array == 00) {
opj_event_msg(p_manager, EVT_ERROR,
"Not enough memory for checking the poc values.\n");
return OPJ_FALSE;
}
for (i = 0; i < p_nb_pocs; ++i) {
const opj_poc_t *poc = &p_pocs[i];
if (tileno + 1 == poc->tile) {
index = step_r * poc->resno0;
for (resno = poc->resno0 ;
resno < opj_uint_min(poc->resno1, p_nb_resolutions); ++resno) {
OPJ_UINT32 res_index = index + poc->compno0 * step_c;
for (compno = poc->compno0 ;
compno < opj_uint_min(poc->compno1, p_num_comps); ++compno) {
const OPJ_UINT32 layno0 = 0;
OPJ_UINT32 comp_index = res_index + layno0 * step_l;
for (layno = layno0; layno < opj_uint_min(poc->layno1, p_num_layers);
++layno) {
packet_array[comp_index] = 1;
comp_index += step_l;
}
res_index += step_c;
}
index += step_r;
}
}
}
index = 0;
for (layno = 0; layno < p_num_layers ; ++layno) {
for (resno = 0; resno < p_nb_resolutions; ++resno) {
for (compno = 0; compno < p_num_comps; ++compno) {
loss |= (packet_array[index] != 1);
#ifdef DEBUG_VERBOSE
if (packet_array[index] != 1) {
fprintf(stderr,
"Missing packet in POC: layno=%d resno=%d compno=%d\n",
layno, resno, compno);
}
#endif
index += step_c;
}
}
}
if (loss) {
opj_event_msg(p_manager, EVT_ERROR, "Missing packets possible loss of data\n");
}
opj_free(packet_array);
return !loss;
}
static OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino,
OPJ_UINT32 tileno)
{
const OPJ_CHAR *prog = 00;
OPJ_INT32 i;
OPJ_UINT32 tpnum = 1;
opj_tcp_t *tcp = 00;
opj_poc_t * l_current_poc = 00;
assert(tileno < (cp->tw * cp->th));
assert(pino < (cp->tcps[tileno].numpocs + 1));
tcp = &cp->tcps[tileno];
assert(tcp != 00);
l_current_poc = &(tcp->pocs[pino]);
assert(l_current_poc != 0);
prog = opj_j2k_convert_progression_order(tcp->prg);
assert(strlen(prog) > 0);
if (cp->m_specific_param.m_enc.m_tp_on == 1) {
for (i = 0; i < 4; ++i) {
switch (prog[i]) {
case 'C':
tpnum *= l_current_poc->compE;
break;
case 'R':
tpnum *= l_current_poc->resE;
break;
case 'P':
tpnum *= l_current_poc->prcE;
break;
case 'L':
tpnum *= l_current_poc->layE;
break;
}
if (cp->m_specific_param.m_enc.m_tp_flag == prog[i]) {
cp->m_specific_param.m_enc.m_tp_pos = i;
break;
}
}
} else {
tpnum = 1;
}
return tpnum;
}
static OPJ_BOOL opj_j2k_calculate_tp(opj_j2k_t *p_j2k,
opj_cp_t *cp,
OPJ_UINT32 * p_nb_tiles,
opj_image_t *image,
opj_event_mgr_t * p_manager
)
{
OPJ_UINT32 pino, tileno;
OPJ_UINT32 l_nb_tiles;
opj_tcp_t *tcp;
assert(p_nb_tiles != 00);
assert(cp != 00);
assert(image != 00);
assert(p_j2k != 00);
assert(p_manager != 00);
OPJ_UNUSED(p_j2k);
OPJ_UNUSED(p_manager);
l_nb_tiles = cp->tw * cp->th;
* p_nb_tiles = 0;
tcp = cp->tcps;
{
for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
OPJ_UINT32 cur_totnum_tp = 0;
opj_pi_update_encoding_parameters(image, cp, tileno);
for (pino = 0; pino <= tcp->numpocs; ++pino) {
OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp, pino, tileno);
*p_nb_tiles = *p_nb_tiles + tp_num;
cur_totnum_tp += tp_num;
}
tcp->m_nb_tile_parts = cur_totnum_tp;
++tcp;
}
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_soc(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager)
{
OPJ_BYTE * l_start_stream = 00;
assert(p_stream != 00);
assert(p_j2k != 00);
assert(p_manager != 00);
l_start_stream = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
opj_write_bytes(l_start_stream, J2K_MS_SOC, 2);
if (opj_stream_write_data(p_stream, l_start_stream, 2, p_manager) != 2) {
return OPJ_FALSE;
}
#ifdef USE_JPWL
assert(0 && "TODO");
#endif
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_read_soc(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager
)
{
OPJ_BYTE l_data [2];
OPJ_UINT32 l_marker;
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_stream != 00);
if (opj_stream_read_data(p_stream, l_data, 2, p_manager) != 2) {
return OPJ_FALSE;
}
opj_read_bytes(l_data, &l_marker, 2);
if (l_marker != J2K_MS_SOC) {
return OPJ_FALSE;
}
p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSIZ;
p_j2k->cstr_index->main_head_start = opj_stream_tell(p_stream) - 2;
opj_event_msg(p_manager, EVT_INFO,
"Start to read j2k main header (%" PRId64 ").\n",
p_j2k->cstr_index->main_head_start);
if (OPJ_FALSE == opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_SOC,
p_j2k->cstr_index->main_head_start, 2)) {
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_siz(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager)
{
OPJ_UINT32 i;
OPJ_UINT32 l_size_len;
OPJ_BYTE * l_current_ptr;
opj_image_t * l_image = 00;
opj_cp_t *cp = 00;
opj_image_comp_t * l_img_comp = 00;
assert(p_stream != 00);
assert(p_j2k != 00);
assert(p_manager != 00);
l_image = p_j2k->m_private_image;
cp = &(p_j2k->m_cp);
l_size_len = 40 + 3 * l_image->numcomps;
l_img_comp = l_image->comps;
if (l_size_len > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len);
if (! new_header_tile_data) {
opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory for the SIZ marker\n");
return OPJ_FALSE;
}
p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_size_len;
}
l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
opj_write_bytes(l_current_ptr, J2K_MS_SIZ, 2);
l_current_ptr += 2;
opj_write_bytes(l_current_ptr, l_size_len - 2, 2);
l_current_ptr += 2;
opj_write_bytes(l_current_ptr, cp->rsiz, 2);
l_current_ptr += 2;
opj_write_bytes(l_current_ptr, l_image->x1, 4);
l_current_ptr += 4;
opj_write_bytes(l_current_ptr, l_image->y1, 4);
l_current_ptr += 4;
opj_write_bytes(l_current_ptr, l_image->x0, 4);
l_current_ptr += 4;
opj_write_bytes(l_current_ptr, l_image->y0, 4);
l_current_ptr += 4;
opj_write_bytes(l_current_ptr, cp->tdx, 4);
l_current_ptr += 4;
opj_write_bytes(l_current_ptr, cp->tdy, 4);
l_current_ptr += 4;
opj_write_bytes(l_current_ptr, cp->tx0, 4);
l_current_ptr += 4;
opj_write_bytes(l_current_ptr, cp->ty0, 4);
l_current_ptr += 4;
opj_write_bytes(l_current_ptr, l_image->numcomps, 2);
l_current_ptr += 2;
for (i = 0; i < l_image->numcomps; ++i) {
opj_write_bytes(l_current_ptr, l_img_comp->prec - 1 + (l_img_comp->sgnd << 7),
1);
++l_current_ptr;
opj_write_bytes(l_current_ptr, l_img_comp->dx, 1);
++l_current_ptr;
opj_write_bytes(l_current_ptr, l_img_comp->dy, 1);
++l_current_ptr;
++l_img_comp;
}
if (opj_stream_write_data(p_stream,
p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len,
p_manager) != l_size_len) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager
)
{
OPJ_UINT32 i;
OPJ_UINT32 l_nb_comp;
OPJ_UINT32 l_nb_comp_remain;
OPJ_UINT32 l_remaining_size;
OPJ_UINT32 l_nb_tiles;
OPJ_UINT32 l_tmp, l_tx1, l_ty1;
OPJ_UINT32 l_prec0, l_sgnd0;
opj_image_t *l_image = 00;
opj_cp_t *l_cp = 00;
opj_image_comp_t * l_img_comp = 00;
opj_tcp_t * l_current_tile_param = 00;
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_header_data != 00);
l_image = p_j2k->m_private_image;
l_cp = &(p_j2k->m_cp);
if (p_header_size < 36) {
opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
return OPJ_FALSE;
}
l_remaining_size = p_header_size - 36;
l_nb_comp = l_remaining_size / 3;
l_nb_comp_remain = l_remaining_size % 3;
if (l_nb_comp_remain != 0) {
opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
return OPJ_FALSE;
}
opj_read_bytes(p_header_data, &l_tmp,
2);
p_header_data += 2;
l_cp->rsiz = (OPJ_UINT16) l_tmp;
opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x1, 4);
p_header_data += 4;
opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y1, 4);
p_header_data += 4;
opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x0, 4);
p_header_data += 4;
opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y0, 4);
p_header_data += 4;
opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdx,
4);
p_header_data += 4;
opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdy,
4);
p_header_data += 4;
opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tx0,
4);
p_header_data += 4;
opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->ty0,
4);
p_header_data += 4;
opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_tmp,
2);
p_header_data += 2;
if (l_tmp < 16385) {
l_image->numcomps = (OPJ_UINT16) l_tmp;
} else {
opj_event_msg(p_manager, EVT_ERROR,
"Error with SIZ marker: number of component is illegal -> %d\n", l_tmp);
return OPJ_FALSE;
}
if (l_image->numcomps != l_nb_comp) {
opj_event_msg(p_manager, EVT_ERROR,
"Error with SIZ marker: number of component is not compatible with the remaining number of parameters ( %d vs %d)\n",
l_image->numcomps, l_nb_comp);
return OPJ_FALSE;
}
if ((l_image->x0 >= l_image->x1) || (l_image->y0 >= l_image->y1)) {
opj_event_msg(p_manager, EVT_ERROR,
"Error with SIZ marker: negative or zero image size (%" PRId64 " x %" PRId64
")\n", (OPJ_INT64)l_image->x1 - l_image->x0,
(OPJ_INT64)l_image->y1 - l_image->y0);
return OPJ_FALSE;
}
if ((l_cp->tdx == 0U) || (l_cp->tdy == 0U)) {
opj_event_msg(p_manager, EVT_ERROR,
"Error with SIZ marker: invalid tile size (tdx: %d, tdy: %d)\n", l_cp->tdx,
l_cp->tdy);
return OPJ_FALSE;
}
l_tx1 = opj_uint_adds(l_cp->tx0, l_cp->tdx);
l_ty1 = opj_uint_adds(l_cp->ty0, l_cp->tdy);
if ((l_cp->tx0 > l_image->x0) || (l_cp->ty0 > l_image->y0) ||
(l_tx1 <= l_image->x0) || (l_ty1 <= l_image->y0)) {
opj_event_msg(p_manager, EVT_ERROR,
"Error with SIZ marker: illegal tile offset\n");
return OPJ_FALSE;
}
if (!p_j2k->dump_state) {
OPJ_UINT32 siz_w, siz_h;
siz_w = l_image->x1 - l_image->x0;
siz_h = l_image->y1 - l_image->y0;
if (p_j2k->ihdr_w > 0 && p_j2k->ihdr_h > 0
&& (p_j2k->ihdr_w != siz_w || p_j2k->ihdr_h != siz_h)) {
opj_event_msg(p_manager, EVT_ERROR,
"Error with SIZ marker: IHDR w(%u) h(%u) vs. SIZ w(%u) h(%u)\n", p_j2k->ihdr_w,
p_j2k->ihdr_h, siz_w, siz_h);
return OPJ_FALSE;
}
}
#ifdef USE_JPWL
if (l_cp->correct) {
if (!(l_image->x1 * l_image->y1)) {
opj_event_msg(p_manager, EVT_ERROR,
"JPWL: bad image size (%d x %d)\n",
l_image->x1, l_image->y1);
if (!JPWL_ASSUME) {
opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
return OPJ_FALSE;
}
}
l_cp->exp_comps = l_image->numcomps;
}
#endif
l_image->comps = (opj_image_comp_t*) opj_calloc(l_image->numcomps,
sizeof(opj_image_comp_t));
if (l_image->comps == 00) {
l_image->numcomps = 0;
opj_event_msg(p_manager, EVT_ERROR,
"Not enough memory to take in charge SIZ marker\n");
return OPJ_FALSE;
}
l_img_comp = l_image->comps;
l_prec0 = 0;
l_sgnd0 = 0;
for (i = 0; i < l_image->numcomps; ++i) {
OPJ_UINT32 tmp;
opj_read_bytes(p_header_data, &tmp, 1);
++p_header_data;
l_img_comp->prec = (tmp & 0x7f) + 1;
l_img_comp->sgnd = tmp >> 7;
if (p_j2k->dump_state == 0) {
if (i == 0) {
l_prec0 = l_img_comp->prec;
l_sgnd0 = l_img_comp->sgnd;
} else if (!l_cp->allow_different_bit_depth_sign
&& (l_img_comp->prec != l_prec0 || l_img_comp->sgnd != l_sgnd0)) {
opj_event_msg(p_manager, EVT_WARNING,
"Despite JP2 BPC!=255, precision and/or sgnd values for comp[%d] is different than comp[0]:\n"
" [0] prec(%d) sgnd(%d) [%d] prec(%d) sgnd(%d)\n", i, l_prec0, l_sgnd0,
i, l_img_comp->prec, l_img_comp->sgnd);
}
}
opj_read_bytes(p_header_data, &tmp, 1);
++p_header_data;
l_img_comp->dx = (OPJ_UINT32)tmp;
opj_read_bytes(p_header_data, &tmp, 1);
++p_header_data;
l_img_comp->dy = (OPJ_UINT32)tmp;
if (l_img_comp->dx < 1 || l_img_comp->dx > 255 ||
l_img_comp->dy < 1 || l_img_comp->dy > 255) {
opj_event_msg(p_manager, EVT_ERROR,
"Invalid values for comp = %d : dx=%u dy=%u (should be between 1 and 255 according to the JPEG2000 norm)\n",
i, l_img_comp->dx, l_img_comp->dy);
return OPJ_FALSE;
}
if (l_img_comp->prec > 31) {
opj_event_msg(p_manager, EVT_ERROR,
"Invalid values for comp = %d : prec=%u (should be between 1 and 38 according to the JPEG2000 norm. OpenJpeg only supports up to 31)\n",
i, l_img_comp->prec);
return OPJ_FALSE;
}
#ifdef USE_JPWL
if (l_cp->correct) {
if (!(l_image->comps[i].dx * l_image->comps[i].dy)) {
opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
"JPWL: bad XRsiz_%d/YRsiz_%d (%d x %d)\n",
i, i, l_image->comps[i].dx, l_image->comps[i].dy);
if (!JPWL_ASSUME) {
opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
return OPJ_FALSE;
}
opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
if (!l_image->comps[i].dx) {
l_image->comps[i].dx = 1;
opj_event_msg(p_manager, EVT_WARNING,
"- setting XRsiz_%d to %d => HYPOTHESIS!!!\n",
i, l_image->comps[i].dx);
}
if (!l_image->comps[i].dy) {
l_image->comps[i].dy = 1;
opj_event_msg(p_manager, EVT_WARNING,
"- setting YRsiz_%d to %d => HYPOTHESIS!!!\n",
i, l_image->comps[i].dy);
}
}
}
#endif
l_img_comp->resno_decoded =
0;
l_img_comp->factor =
l_cp->m_specific_param.m_dec.m_reduce;
++l_img_comp;
}
if (l_cp->tdx == 0 || l_cp->tdy == 0) {
return OPJ_FALSE;
}
l_cp->tw = opj_uint_ceildiv(l_image->x1 - l_cp->tx0, l_cp->tdx);
l_cp->th = opj_uint_ceildiv(l_image->y1 - l_cp->ty0, l_cp->tdy);
if (l_cp->tw == 0 || l_cp->th == 0 || l_cp->tw > 65535 / l_cp->th) {
opj_event_msg(p_manager, EVT_ERROR,
"Invalid number of tiles : %u x %u (maximum fixed by jpeg2000 norm is 65535 tiles)\n",
l_cp->tw, l_cp->th);
return OPJ_FALSE;
}
l_nb_tiles = l_cp->tw * l_cp->th;
if (p_j2k->m_specific_param.m_decoder.m_discard_tiles) {
p_j2k->m_specific_param.m_decoder.m_start_tile_x =
(p_j2k->m_specific_param.m_decoder.m_start_tile_x - l_cp->tx0) / l_cp->tdx;
p_j2k->m_specific_param.m_decoder.m_start_tile_y =
(p_j2k->m_specific_param.m_decoder.m_start_tile_y - l_cp->ty0) / l_cp->tdy;
p_j2k->m_specific_param.m_decoder.m_end_tile_x = opj_uint_ceildiv(
p_j2k->m_specific_param.m_decoder.m_end_tile_x - l_cp->tx0,
l_cp->tdx);
p_j2k->m_specific_param.m_decoder.m_end_tile_y = opj_uint_ceildiv(
p_j2k->m_specific_param.m_decoder.m_end_tile_y - l_cp->ty0,
l_cp->tdy);
} else {
p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
}
#ifdef USE_JPWL
if (l_cp->correct) {
if ((l_cp->tw < 1) || (l_cp->th < 1) || (l_cp->tw > l_cp->max_tiles) ||
(l_cp->th > l_cp->max_tiles)) {
opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
"JPWL: bad number of tiles (%d x %d)\n",
l_cp->tw, l_cp->th);
if (!JPWL_ASSUME) {
opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
return OPJ_FALSE;
}
opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
if (l_cp->tw < 1) {
l_cp->tw = 1;
opj_event_msg(p_manager, EVT_WARNING,
"- setting %d tiles in x => HYPOTHESIS!!!\n",
l_cp->tw);
}
if (l_cp->tw > l_cp->max_tiles) {
l_cp->tw = 1;
opj_event_msg(p_manager, EVT_WARNING,
"- too large x, increase expectance of %d\n"
"- setting %d tiles in x => HYPOTHESIS!!!\n",
l_cp->max_tiles, l_cp->tw);
}
if (l_cp->th < 1) {
l_cp->th = 1;
opj_event_msg(p_manager, EVT_WARNING,
"- setting %d tiles in y => HYPOTHESIS!!!\n",
l_cp->th);
}
if (l_cp->th > l_cp->max_tiles) {
l_cp->th = 1;
opj_event_msg(p_manager, EVT_WARNING,
"- too large y, increase expectance of %d to continue\n",
"- setting %d tiles in y => HYPOTHESIS!!!\n",
l_cp->max_tiles, l_cp->th);
}
}
}
#endif
l_cp->tcps = (opj_tcp_t*) opj_calloc(l_nb_tiles, sizeof(opj_tcp_t));
if (l_cp->tcps == 00) {
opj_event_msg(p_manager, EVT_ERROR,
"Not enough memory to take in charge SIZ marker\n");
return OPJ_FALSE;
}
#ifdef USE_JPWL
if (l_cp->correct) {
if (!l_cp->tcps) {
opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
"JPWL: could not alloc tcps field of cp\n");
if (!JPWL_ASSUME) {
opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
return OPJ_FALSE;
}
}
}
#endif
p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps =
(opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t));
if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps == 00) {
opj_event_msg(p_manager, EVT_ERROR,
"Not enough memory to take in charge SIZ marker\n");
return OPJ_FALSE;
}
p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records =
(opj_mct_data_t*)opj_calloc(OPJ_J2K_MCT_DEFAULT_NB_RECORDS,
sizeof(opj_mct_data_t));
if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records) {
opj_event_msg(p_manager, EVT_ERROR,
"Not enough memory to take in charge SIZ marker\n");
return OPJ_FALSE;
}
p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mct_records =
OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records =
(opj_simple_mcc_decorrelation_data_t*)
opj_calloc(OPJ_J2K_MCC_DEFAULT_NB_RECORDS,
sizeof(opj_simple_mcc_decorrelation_data_t));
if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records) {
opj_event_msg(p_manager, EVT_ERROR,
"Not enough memory to take in charge SIZ marker\n");
return OPJ_FALSE;
}
p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mcc_records =
OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
for (i = 0; i < l_image->numcomps; ++i) {
if (! l_image->comps[i].sgnd) {
p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1
<< (l_image->comps[i].prec - 1);
}
}
l_current_tile_param = l_cp->tcps;
for (i = 0; i < l_nb_tiles; ++i) {
l_current_tile_param->tccps = (opj_tccp_t*) opj_calloc(l_image->numcomps,
sizeof(opj_tccp_t));
if (l_current_tile_param->tccps == 00) {
opj_event_msg(p_manager, EVT_ERROR,
"Not enough memory to take in charge SIZ marker\n");
return OPJ_FALSE;
}
++l_current_tile_param;
}
if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)) {
return OPJ_FALSE;
}
p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MH;
opj_image_comp_header_update(l_image, l_cp);
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_com(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager
)
{
OPJ_UINT32 l_comment_size;
OPJ_UINT32 l_total_com_size;
const OPJ_CHAR *l_comment;
OPJ_BYTE * l_current_ptr = 00;
assert(p_j2k != 00);
assert(p_stream != 00);
assert(p_manager != 00);
l_comment = p_j2k->m_cp.comment;
l_comment_size = (OPJ_UINT32)strlen(l_comment);
l_total_com_size = l_comment_size + 6;
if (l_total_com_size >
p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size);
if (! new_header_tile_data) {
opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
opj_event_msg(p_manager, EVT_ERROR,
"Not enough memory to write the COM marker\n");
return OPJ_FALSE;
}
p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_total_com_size;
}
l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
opj_write_bytes(l_current_ptr, J2K_MS_COM, 2);
l_current_ptr += 2;
opj_write_bytes(l_current_ptr, l_total_com_size - 2, 2);
l_current_ptr += 2;
opj_write_bytes(l_current_ptr, 1,
2);
l_current_ptr += 2;
memcpy(l_current_ptr, l_comment, l_comment_size);
if (opj_stream_write_data(p_stream,
p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size,
p_manager) != l_total_com_size) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_read_com(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager
)
{
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_header_data != 00);
OPJ_UNUSED(p_j2k);
OPJ_UNUSED(p_header_data);
OPJ_UNUSED(p_header_size);
OPJ_UNUSED(p_manager);
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_cod(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager)
{
opj_cp_t *l_cp = 00;
opj_tcp_t *l_tcp = 00;
OPJ_UINT32 l_code_size, l_remaining_size;
OPJ_BYTE * l_current_data = 00;
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_stream != 00);
l_cp = &(p_j2k->m_cp);
l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
l_code_size = 9 + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
p_j2k->m_current_tile_number, 0);
l_remaining_size = l_code_size;
if (l_code_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size);
if (! new_header_tile_data) {
opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COD marker\n");
return OPJ_FALSE;
}
p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_code_size;
}
l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
opj_write_bytes(l_current_data, J2K_MS_COD, 2);
l_current_data += 2;
opj_write_bytes(l_current_data, l_code_size - 2, 2);
l_current_data += 2;
opj_write_bytes(l_current_data, l_tcp->csty, 1);
++l_current_data;
opj_write_bytes(l_current_data, (OPJ_UINT32)l_tcp->prg, 1);
++l_current_data;
opj_write_bytes(l_current_data, l_tcp->numlayers, 2);
l_current_data += 2;
opj_write_bytes(l_current_data, l_tcp->mct, 1);
++l_current_data;
l_remaining_size -= 9;
if (! opj_j2k_write_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number, 0,
l_current_data, &l_remaining_size, p_manager)) {
opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
return OPJ_FALSE;
}
if (l_remaining_size != 0) {
opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
return OPJ_FALSE;
}
if (opj_stream_write_data(p_stream,
p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size,
p_manager) != l_code_size) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_read_cod(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager
)
{
OPJ_UINT32 i;
OPJ_UINT32 l_tmp;
opj_cp_t *l_cp = 00;
opj_tcp_t *l_tcp = 00;
opj_image_t *l_image = 00;
assert(p_header_data != 00);
assert(p_j2k != 00);
assert(p_manager != 00);
l_image = p_j2k->m_private_image;
l_cp = &(p_j2k->m_cp);
l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
&l_cp->tcps[p_j2k->m_current_tile_number] :
p_j2k->m_specific_param.m_decoder.m_default_tcp;
#if 0#endif
l_tcp->cod = 1;
if (p_header_size < 5) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
return OPJ_FALSE;
}
opj_read_bytes(p_header_data, &l_tcp->csty, 1);
++p_header_data;
if ((l_tcp->csty & ~(OPJ_UINT32)(J2K_CP_CSTY_PRT | J2K_CP_CSTY_SOP |
J2K_CP_CSTY_EPH)) != 0U) {
opj_event_msg(p_manager, EVT_ERROR, "Unknown Scod value in COD marker\n");
return OPJ_FALSE;
}
opj_read_bytes(p_header_data, &l_tmp, 1);
++p_header_data;
l_tcp->prg = (OPJ_PROG_ORDER) l_tmp;
if (l_tcp->prg > OPJ_CPRL) {
opj_event_msg(p_manager, EVT_ERROR,
"Unknown progression order in COD marker\n");
l_tcp->prg = OPJ_PROG_UNKNOWN;
}
opj_read_bytes(p_header_data, &l_tcp->numlayers, 2);
p_header_data += 2;
if ((l_tcp->numlayers < 1U) || (l_tcp->numlayers > 65535U)) {
opj_event_msg(p_manager, EVT_ERROR,
"Invalid number of layers in COD marker : %d not in range [1-65535]\n",
l_tcp->numlayers);
return OPJ_FALSE;
}
if (l_cp->m_specific_param.m_dec.m_layer) {
l_tcp->num_layers_to_decode = l_cp->m_specific_param.m_dec.m_layer;
} else {
l_tcp->num_layers_to_decode = l_tcp->numlayers;
}
opj_read_bytes(p_header_data, &l_tcp->mct, 1);
++p_header_data;
if (l_tcp->mct > 1) {
opj_event_msg(p_manager, EVT_ERROR,
"Invalid multiple component transformation\n");
return OPJ_FALSE;
}
p_header_size -= 5;
for (i = 0; i < l_image->numcomps; ++i) {
l_tcp->tccps[i].csty = l_tcp->csty & J2K_CCP_CSTY_PRT;
}
if (! opj_j2k_read_SPCod_SPCoc(p_j2k, 0, p_header_data, &p_header_size,
p_manager)) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
return OPJ_FALSE;
}
if (p_header_size != 0) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
return OPJ_FALSE;
}
opj_j2k_copy_tile_component_parameters(p_j2k);
#ifdef WIP_REMOVE_MSD
if (p_j2k->cstr_info) {
p_j2k->cstr_info->prog = l_tcp->prg;
p_j2k->cstr_info->numlayers = l_tcp->numlayers;
p_j2k->cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(
l_image->numcomps * sizeof(OPJ_UINT32));
if (!p_j2k->cstr_info->numdecompos) {
return OPJ_FALSE;
}
for (i = 0; i < l_image->numcomps; ++i) {
p_j2k->cstr_info->numdecompos[i] = l_tcp->tccps[i].numresolutions - 1;
}
}
#endif
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_coc(opj_j2k_t *p_j2k,
OPJ_UINT32 p_comp_no,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager)
{
OPJ_UINT32 l_coc_size, l_remaining_size;
OPJ_UINT32 l_comp_room;
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_stream != 00);
l_comp_room = (p_j2k->m_private_image->numcomps <= 256) ? 1 : 2;
l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
p_j2k->m_current_tile_number, p_comp_no);
if (l_coc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
OPJ_BYTE *new_header_tile_data;
new_header_tile_data = (OPJ_BYTE *) opj_realloc(
p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size);
if (! new_header_tile_data) {
opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COC marker\n");
return OPJ_FALSE;
}
p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_coc_size;
}
opj_j2k_write_coc_in_memory(p_j2k, p_comp_no,
p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_remaining_size,
p_manager);
if (opj_stream_write_data(p_stream,
p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size,
p_manager) != l_coc_size) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_compare_coc(opj_j2k_t *p_j2k,
OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
{
opj_cp_t *l_cp = NULL;
opj_tcp_t *l_tcp = NULL;
assert(p_j2k != 00);
l_cp = &(p_j2k->m_cp);
l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
if (l_tcp->tccps[p_first_comp_no].csty != l_tcp->tccps[p_second_comp_no].csty) {
return OPJ_FALSE;
}
return opj_j2k_compare_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number,
p_first_comp_no, p_second_comp_no);
}
static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k,
OPJ_UINT32 p_comp_no,
OPJ_BYTE * p_data,
OPJ_UINT32 * p_data_written,
opj_event_mgr_t * p_manager
)
{
opj_cp_t *l_cp = 00;
opj_tcp_t *l_tcp = 00;
OPJ_UINT32 l_coc_size, l_remaining_size;
OPJ_BYTE * l_current_data = 00;
opj_image_t *l_image = 00;
OPJ_UINT32 l_comp_room;
assert(p_j2k != 00);
assert(p_manager != 00);
l_cp = &(p_j2k->m_cp);
l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
l_image = p_j2k->m_private_image;
l_comp_room = (l_image->numcomps <= 256) ? 1 : 2;
l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
p_j2k->m_current_tile_number, p_comp_no);
l_remaining_size = l_coc_size;
l_current_data = p_data;
opj_write_bytes(l_current_data, J2K_MS_COC,
2);
l_current_data += 2;
opj_write_bytes(l_current_data, l_coc_size - 2,
2);
l_current_data += 2;
opj_write_bytes(l_current_data, p_comp_no, l_comp_room);
l_current_data += l_comp_room;
opj_write_bytes(l_current_data, l_tcp->tccps[p_comp_no].csty,
1);
++l_current_data;
l_remaining_size -= (5 + l_comp_room);
opj_j2k_write_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number, 0,
l_current_data, &l_remaining_size, p_manager);
* p_data_written = l_coc_size;
}
static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k)
{
OPJ_UINT32 i, j;
OPJ_UINT32 l_nb_comp;
OPJ_UINT32 l_nb_tiles;
OPJ_UINT32 l_max = 0;
l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
l_nb_comp = p_j2k->m_private_image->numcomps;
for (i = 0; i < l_nb_tiles; ++i) {
for (j = 0; j < l_nb_comp; ++j) {
l_max = opj_uint_max(l_max, opj_j2k_get_SPCod_SPCoc_size(p_j2k, i, j));
}
}
return 6 + l_max;
}
static OPJ_BOOL opj_j2k_read_coc(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager
)
{
opj_cp_t *l_cp = NULL;
opj_tcp_t *l_tcp = NULL;
opj_image_t *l_image = NULL;
OPJ_UINT32 l_comp_room;
OPJ_UINT32 l_comp_no;
assert(p_header_data != 00);
assert(p_j2k != 00);
assert(p_manager != 00);
l_cp = &(p_j2k->m_cp);
l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
?
&l_cp->tcps[p_j2k->m_current_tile_number] :
p_j2k->m_specific_param.m_decoder.m_default_tcp;
l_image = p_j2k->m_private_image;
l_comp_room = l_image->numcomps <= 256 ? 1 : 2;
if (p_header_size < l_comp_room + 1) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
return OPJ_FALSE;
}
p_header_size -= l_comp_room + 1;
opj_read_bytes(p_header_data, &l_comp_no,
l_comp_room);
p_header_data += l_comp_room;
if (l_comp_no >= l_image->numcomps) {
opj_event_msg(p_manager, EVT_ERROR,
"Error reading COC marker (bad number of components)\n");
return OPJ_FALSE;
}
opj_read_bytes(p_header_data, &l_tcp->tccps[l_comp_no].csty,
1);
++p_header_data ;
if (! opj_j2k_read_SPCod_SPCoc(p_j2k, l_comp_no, p_header_data, &p_header_size,
p_manager)) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
return OPJ_FALSE;
}
if (p_header_size != 0) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_qcd(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager
)
{
OPJ_UINT32 l_qcd_size, l_remaining_size;
OPJ_BYTE * l_current_data = 00;
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_stream != 00);
l_qcd_size = 4 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
0);
l_remaining_size = l_qcd_size;
if (l_qcd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size);
if (! new_header_tile_data) {
opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCD marker\n");
return OPJ_FALSE;
}
p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcd_size;
}
l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
opj_write_bytes(l_current_data, J2K_MS_QCD, 2);
l_current_data += 2;
opj_write_bytes(l_current_data, l_qcd_size - 2, 2);
l_current_data += 2;
l_remaining_size -= 4;
if (! opj_j2k_write_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number, 0,
l_current_data, &l_remaining_size, p_manager)) {
opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
return OPJ_FALSE;
}
if (l_remaining_size != 0) {
opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
return OPJ_FALSE;
}
if (opj_stream_write_data(p_stream,
p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size,
p_manager) != l_qcd_size) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_read_qcd(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager
)
{
assert(p_header_data != 00);
assert(p_j2k != 00);
assert(p_manager != 00);
if (! opj_j2k_read_SQcd_SQcc(p_j2k, 0, p_header_data, &p_header_size,
p_manager)) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
return OPJ_FALSE;
}
if (p_header_size != 0) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
return OPJ_FALSE;
}
opj_j2k_copy_tile_quantization_parameters(p_j2k);
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_qcc(opj_j2k_t *p_j2k,
OPJ_UINT32 p_comp_no,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager
)
{
OPJ_UINT32 l_qcc_size, l_remaining_size;
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_stream != 00);
l_qcc_size = 5 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
p_comp_no);
l_qcc_size += p_j2k->m_private_image->numcomps <= 256 ? 0 : 1;
l_remaining_size = l_qcc_size;
if (l_qcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size);
if (! new_header_tile_data) {
opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCC marker\n");
return OPJ_FALSE;
}
p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcc_size;
}
opj_j2k_write_qcc_in_memory(p_j2k, p_comp_no,
p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_remaining_size,
p_manager);
if (opj_stream_write_data(p_stream,
p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size,
p_manager) != l_qcc_size) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_compare_qcc(opj_j2k_t *p_j2k,
OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
{
return opj_j2k_compare_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number,
p_first_comp_no, p_second_comp_no);
}
static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k,
OPJ_UINT32 p_comp_no,
OPJ_BYTE * p_data,
OPJ_UINT32 * p_data_written,
opj_event_mgr_t * p_manager
)
{
OPJ_UINT32 l_qcc_size, l_remaining_size;
OPJ_BYTE * l_current_data = 00;
assert(p_j2k != 00);
assert(p_manager != 00);
l_qcc_size = 6 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
p_comp_no);
l_remaining_size = l_qcc_size;
l_current_data = p_data;
opj_write_bytes(l_current_data, J2K_MS_QCC, 2);
l_current_data += 2;
if (p_j2k->m_private_image->numcomps <= 256) {
--l_qcc_size;
opj_write_bytes(l_current_data, l_qcc_size - 2, 2);
l_current_data += 2;
opj_write_bytes(l_current_data, p_comp_no, 1);
++l_current_data;
l_remaining_size -= 6;
} else {
opj_write_bytes(l_current_data, l_qcc_size - 2, 2);
l_current_data += 2;
opj_write_bytes(l_current_data, p_comp_no, 2);
l_current_data += 2;
l_remaining_size -= 6;
}
opj_j2k_write_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number, p_comp_no,
l_current_data, &l_remaining_size, p_manager);
*p_data_written = l_qcc_size;
}
static OPJ_UINT32 opj_j2k_get_max_qcc_size(opj_j2k_t *p_j2k)
{
return opj_j2k_get_max_coc_size(p_j2k);
}
static OPJ_BOOL opj_j2k_read_qcc(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager
)
{
OPJ_UINT32 l_num_comp, l_comp_no;
assert(p_header_data != 00);
assert(p_j2k != 00);
assert(p_manager != 00);
l_num_comp = p_j2k->m_private_image->numcomps;
if (l_num_comp <= 256) {
if (p_header_size < 1) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
return OPJ_FALSE;
}
opj_read_bytes(p_header_data, &l_comp_no, 1);
++p_header_data;
--p_header_size;
} else {
if (p_header_size < 2) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
return OPJ_FALSE;
}
opj_read_bytes(p_header_data, &l_comp_no, 2);
p_header_data += 2;
p_header_size -= 2;
}
#ifdef USE_JPWL
if (p_j2k->m_cp.correct) {
static OPJ_UINT32 backup_compno = 0;
if ( (l_comp_no >= l_num_comp)) {
opj_event_msg(p_manager, EVT_ERROR,
"JPWL: bad component number in QCC (%d out of a maximum of %d)\n",
l_comp_no, l_num_comp);
if (!JPWL_ASSUME) {
opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
return OPJ_FALSE;
}
l_comp_no = backup_compno % l_num_comp;
opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
"- setting component number to %d\n",
l_comp_no);
}
backup_compno++;
};
#endif
if (l_comp_no >= p_j2k->m_private_image->numcomps) {
opj_event_msg(p_manager, EVT_ERROR,
"Invalid component number: %d, regarding the number of components %d\n",
l_comp_no, p_j2k->m_private_image->numcomps);
return OPJ_FALSE;
}
if (! opj_j2k_read_SQcd_SQcc(p_j2k, l_comp_no, p_header_data, &p_header_size,
p_manager)) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
return OPJ_FALSE;
}
if (p_header_size != 0) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_poc(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager
)
{
OPJ_UINT32 l_nb_comp;
OPJ_UINT32 l_nb_poc;
OPJ_UINT32 l_poc_size;
OPJ_UINT32 l_written_size = 0;
opj_tcp_t *l_tcp = 00;
OPJ_UINT32 l_poc_room;
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_stream != 00);
l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
l_nb_comp = p_j2k->m_private_image->numcomps;
l_nb_poc = 1 + l_tcp->numpocs;
if (l_nb_comp <= 256) {
l_poc_room = 1;
} else {
l_poc_room = 2;
}
l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
if (l_poc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size);
if (! new_header_tile_data) {
opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write POC marker\n");
return OPJ_FALSE;
}
p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_poc_size;
}
opj_j2k_write_poc_in_memory(p_j2k,
p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_written_size,
p_manager);
if (opj_stream_write_data(p_stream,
p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size,
p_manager) != l_poc_size) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k,
OPJ_BYTE * p_data,
OPJ_UINT32 * p_data_written,
opj_event_mgr_t * p_manager
)
{
OPJ_UINT32 i;
OPJ_BYTE * l_current_data = 00;
OPJ_UINT32 l_nb_comp;
OPJ_UINT32 l_nb_poc;
OPJ_UINT32 l_poc_size;
opj_image_t *l_image = 00;
opj_tcp_t *l_tcp = 00;
opj_tccp_t *l_tccp = 00;
opj_poc_t *l_current_poc = 00;
OPJ_UINT32 l_poc_room;
assert(p_j2k != 00);
assert(p_manager != 00);
OPJ_UNUSED(p_manager);
l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
l_tccp = &l_tcp->tccps[0];
l_image = p_j2k->m_private_image;
l_nb_comp = l_image->numcomps;
l_nb_poc = 1 + l_tcp->numpocs;
if (l_nb_comp <= 256) {
l_poc_room = 1;
} else {
l_poc_room = 2;
}
l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
l_current_data = p_data;
opj_write_bytes(l_current_data, J2K_MS_POC,
2);
l_current_data += 2;
opj_write_bytes(l_current_data, l_poc_size - 2,
2);
l_current_data += 2;
l_current_poc = l_tcp->pocs;
for (i = 0; i < l_nb_poc; ++i) {
opj_write_bytes(l_current_data, l_current_poc->resno0,
1);
++l_current_data;
opj_write_bytes(l_current_data, l_current_poc->compno0,
l_poc_room);
l_current_data += l_poc_room;
opj_write_bytes(l_current_data, l_current_poc->layno1,
2);
l_current_data += 2;
opj_write_bytes(l_current_data, l_current_poc->resno1,
1);
++l_current_data;
opj_write_bytes(l_current_data, l_current_poc->compno1,
l_poc_room);
l_current_data += l_poc_room;
opj_write_bytes(l_current_data, (OPJ_UINT32)l_current_poc->prg,
1);
++l_current_data;
l_current_poc->layno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
l_current_poc->layno1, (OPJ_INT32)l_tcp->numlayers);
l_current_poc->resno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
l_current_poc->resno1, (OPJ_INT32)l_tccp->numresolutions);
l_current_poc->compno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
l_current_poc->compno1, (OPJ_INT32)l_nb_comp);
++l_current_poc;
}
*p_data_written = l_poc_size;
}
static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k)
{
opj_tcp_t * l_tcp = 00;
OPJ_UINT32 l_nb_tiles = 0;
OPJ_UINT32 l_max_poc = 0;
OPJ_UINT32 i;
l_tcp = p_j2k->m_cp.tcps;
l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
for (i = 0; i < l_nb_tiles; ++i) {
l_max_poc = opj_uint_max(l_max_poc, l_tcp->numpocs);
++l_tcp;
}
++l_max_poc;
return 4 + 9 * l_max_poc;
}
static OPJ_UINT32 opj_j2k_get_max_toc_size(opj_j2k_t *p_j2k)
{
OPJ_UINT32 i;
OPJ_UINT32 l_nb_tiles;
OPJ_UINT32 l_max = 0;
opj_tcp_t * l_tcp = 00;
l_tcp = p_j2k->m_cp.tcps;
l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
for (i = 0; i < l_nb_tiles; ++i) {
l_max = opj_uint_max(l_max, l_tcp->m_nb_tile_parts);
++l_tcp;
}
return 12 * l_max;
}
static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k)
{
OPJ_UINT32 l_nb_bytes = 0;
OPJ_UINT32 l_nb_comps;
OPJ_UINT32 l_coc_bytes, l_qcc_bytes;
l_nb_comps = p_j2k->m_private_image->numcomps - 1;
l_nb_bytes += opj_j2k_get_max_toc_size(p_j2k);
if (!(OPJ_IS_CINEMA(p_j2k->m_cp.rsiz))) {
l_coc_bytes = opj_j2k_get_max_coc_size(p_j2k);
l_nb_bytes += l_nb_comps * l_coc_bytes;
l_qcc_bytes = opj_j2k_get_max_qcc_size(p_j2k);
l_nb_bytes += l_nb_comps * l_qcc_bytes;
}
l_nb_bytes += opj_j2k_get_max_poc_size(p_j2k);
if (p_j2k->m_specific_param.m_encoder.m_PLT) {
OPJ_UINT32 i;
const opj_cp_t * l_cp = &(p_j2k->m_cp);
OPJ_UINT32 l_max_packet_count = 0;
for (i = 0; i < l_cp->th * l_cp->tw; ++i) {
l_max_packet_count = opj_uint_max(l_max_packet_count,
opj_get_encoding_packet_count(p_j2k->m_private_image, l_cp, i));
}
p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT =
6 * opj_uint_ceildiv(l_max_packet_count, 16382);
p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT +=
l_nb_bytes += 5 * l_max_packet_count;
p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT += 1;
l_nb_bytes += p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT;
}
return l_nb_bytes;
}
static OPJ_BOOL opj_j2k_read_poc(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager
)
{
OPJ_UINT32 i, l_nb_comp, l_tmp;
opj_image_t * l_image = 00;
OPJ_UINT32 l_old_poc_nb, l_current_poc_nb, l_current_poc_remaining;
OPJ_UINT32 l_chunk_size, l_comp_room;
opj_cp_t *l_cp = 00;
opj_tcp_t *l_tcp = 00;
opj_poc_t *l_current_poc = 00;
assert(p_header_data != 00);
assert(p_j2k != 00);
assert(p_manager != 00);
l_image = p_j2k->m_private_image;
l_nb_comp = l_image->numcomps;
if (l_nb_comp <= 256) {
l_comp_room = 1;
} else {
l_comp_room = 2;
}
l_chunk_size = 5 + 2 * l_comp_room;
l_current_poc_nb = p_header_size / l_chunk_size;
l_current_poc_remaining = p_header_size % l_chunk_size;
if ((l_current_poc_nb <= 0) || (l_current_poc_remaining != 0)) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading POC marker\n");
return OPJ_FALSE;
}
l_cp = &(p_j2k->m_cp);
l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
&l_cp->tcps[p_j2k->m_current_tile_number] :
p_j2k->m_specific_param.m_decoder.m_default_tcp;
l_old_poc_nb = l_tcp->POC ? l_tcp->numpocs + 1 : 0;
l_current_poc_nb += l_old_poc_nb;
if (l_current_poc_nb >= J2K_MAX_POCS) {
opj_event_msg(p_manager, EVT_ERROR, "Too many POCs %d\n", l_current_poc_nb);
return OPJ_FALSE;
}
l_tcp->POC = 1;
l_current_poc = &l_tcp->pocs[l_old_poc_nb];
for (i = l_old_poc_nb; i < l_current_poc_nb; ++i) {
opj_read_bytes(p_header_data, &(l_current_poc->resno0),
1);
++p_header_data;
opj_read_bytes(p_header_data, &(l_current_poc->compno0),
l_comp_room);
p_header_data += l_comp_room;
opj_read_bytes(p_header_data, &(l_current_poc->layno1),
2);
l_current_poc->layno1 = opj_uint_min(l_current_poc->layno1, l_tcp->numlayers);
p_header_data += 2;
opj_read_bytes(p_header_data, &(l_current_poc->resno1),
1);
++p_header_data;
opj_read_bytes(p_header_data, &(l_current_poc->compno1),
l_comp_room);
p_header_data += l_comp_room;
opj_read_bytes(p_header_data, &l_tmp,
1);
++p_header_data;
l_current_poc->prg = (OPJ_PROG_ORDER) l_tmp;
l_current_poc->compno1 = opj_uint_min(l_current_poc->compno1, l_nb_comp);
++l_current_poc;
}
l_tcp->numpocs = l_current_poc_nb - 1;
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_read_crg(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager
)
{
OPJ_UINT32 l_nb_comp;
assert(p_header_data != 00);
assert(p_j2k != 00);
assert(p_manager != 00);
OPJ_UNUSED(p_header_data);
l_nb_comp = p_j2k->m_private_image->numcomps;
if (p_header_size != l_nb_comp * 4) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading CRG marker\n");
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_read_tlm(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager
)
{
OPJ_UINT32 l_Ztlm, l_Stlm, l_ST, l_SP,
l_Ptlm_size, l_entry_size, l_num_tileparts;
OPJ_UINT32 i;
opj_j2k_tlm_tile_part_info_t* l_tile_part_infos;
opj_j2k_tlm_info_t* l_tlm;
assert(p_header_data != 00);
assert(p_j2k != 00);
assert(p_manager != 00);
l_tlm = &(p_j2k->m_specific_param.m_decoder.m_tlm);
if (p_header_size < 2) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker.\n");
return OPJ_FALSE;
}
p_header_size -= 2;
if (l_tlm->m_is_invalid) {
return OPJ_TRUE;
}
opj_read_bytes(p_header_data, &l_Ztlm,
1);
++p_header_data;
opj_read_bytes(p_header_data, &l_Stlm,
1);
++p_header_data;
l_ST = ((l_Stlm >> 4) & 0x3);
if (l_ST == 3) {
l_tlm->m_is_invalid = OPJ_TRUE;
opj_event_msg(p_manager, EVT_WARNING,
"opj_j2k_read_tlm(): ST = 3 is invalid.\n");
return OPJ_TRUE;
}
l_SP = (l_Stlm >> 6) & 0x1;
l_Ptlm_size = (l_SP + 1) * 2;
l_entry_size = l_Ptlm_size + l_ST;
if ((p_header_size % l_entry_size) != 0) {
l_tlm->m_is_invalid = OPJ_TRUE;
opj_event_msg(p_manager, EVT_WARNING,
"opj_j2k_read_tlm(): TLM marker not of expected size.\n");
return OPJ_TRUE;
}
l_num_tileparts = p_header_size / l_entry_size;
if (l_num_tileparts == 0) {
return OPJ_TRUE;
}
if (l_tlm->m_entries_count > UINT32_MAX - l_num_tileparts ||
l_tlm->m_entries_count + l_num_tileparts > UINT32_MAX / sizeof(
opj_j2k_tlm_tile_part_info_t)) {
l_tlm->m_is_invalid = OPJ_TRUE;
opj_event_msg(p_manager, EVT_WARNING,
"opj_j2k_read_tlm(): too many TLM markers.\n");
return OPJ_TRUE;
}
l_tile_part_infos = (opj_j2k_tlm_tile_part_info_t*)opj_realloc(
l_tlm->m_tile_part_infos,
(l_tlm->m_entries_count + l_num_tileparts) * sizeof(
opj_j2k_tlm_tile_part_info_t));
if (!l_tile_part_infos) {
l_tlm->m_is_invalid = OPJ_TRUE;
opj_event_msg(p_manager, EVT_WARNING,
"opj_j2k_read_tlm(): cannot allocate m_tile_part_infos.\n");
return OPJ_TRUE;
}
l_tlm->m_tile_part_infos = l_tile_part_infos;
for (i = 0; i < l_num_tileparts; ++ i) {
OPJ_UINT32 l_tile_index;
OPJ_UINT32 l_length;
if (l_ST == 0) {
l_tile_index = l_tlm->m_entries_count;
} else {
opj_read_bytes(p_header_data, &l_tile_index, l_ST);
p_header_data += l_ST;
}
if (l_tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th) {
l_tlm->m_is_invalid = OPJ_TRUE;
opj_event_msg(p_manager, EVT_WARNING,
"opj_j2k_read_tlm(): invalid tile number %d\n",
l_tile_index);
return OPJ_TRUE;
}
opj_read_bytes(p_header_data, &l_length, l_Ptlm_size);
p_header_data += l_Ptlm_size;
l_tile_part_infos[l_tlm->m_entries_count].m_tile_index =
(OPJ_UINT16)l_tile_index;
l_tile_part_infos[l_tlm->m_entries_count].m_length = l_length;
++l_tlm->m_entries_count;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_read_plm(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager
)
{
assert(p_header_data != 00);
assert(p_j2k != 00);
assert(p_manager != 00);
OPJ_UNUSED(p_j2k);
OPJ_UNUSED(p_header_data);
if (p_header_size < 1) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_read_plt(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager
)
{
OPJ_UINT32 l_Zplt, l_tmp, l_packet_len = 0, i;
assert(p_header_data != 00);
assert(p_j2k != 00);
assert(p_manager != 00);
OPJ_UNUSED(p_j2k);
if (p_header_size < 1) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
return OPJ_FALSE;
}
opj_read_bytes(p_header_data, &l_Zplt, 1);
++p_header_data;
--p_header_size;
for (i = 0; i < p_header_size; ++i) {
opj_read_bytes(p_header_data, &l_tmp, 1);
++p_header_data;
l_packet_len |= (l_tmp & 0x7f);
if (l_tmp & 0x80) {
l_packet_len <<= 7;
} else {
l_packet_len = 0;
}
}
if (l_packet_len != 0) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_read_ppm(
opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager)
{
opj_cp_t *l_cp = 00;
OPJ_UINT32 l_Z_ppm;
assert(p_header_data != 00);
assert(p_j2k != 00);
assert(p_manager != 00);
if (p_header_size < 2) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
return OPJ_FALSE;
}
l_cp = &(p_j2k->m_cp);
l_cp->ppm = 1;
opj_read_bytes(p_header_data, &l_Z_ppm, 1);
++p_header_data;
--p_header_size;
if (l_cp->ppm_markers == NULL) {
OPJ_UINT32 l_newCount = l_Z_ppm + 1U;
assert(l_cp->ppm_markers_count == 0U);
l_cp->ppm_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx));
if (l_cp->ppm_markers == NULL) {
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
return OPJ_FALSE;
}
l_cp->ppm_markers_count = l_newCount;
} else if (l_cp->ppm_markers_count <= l_Z_ppm) {
OPJ_UINT32 l_newCount = l_Z_ppm + 1U;
opj_ppx *new_ppm_markers;
new_ppm_markers = (opj_ppx *) opj_realloc(l_cp->ppm_markers,
l_newCount * sizeof(opj_ppx));
if (new_ppm_markers == NULL) {
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
return OPJ_FALSE;
}
l_cp->ppm_markers = new_ppm_markers;
memset(l_cp->ppm_markers + l_cp->ppm_markers_count, 0,
(l_newCount - l_cp->ppm_markers_count) * sizeof(opj_ppx));
l_cp->ppm_markers_count = l_newCount;
}
if (l_cp->ppm_markers[l_Z_ppm].m_data != NULL) {
opj_event_msg(p_manager, EVT_ERROR, "Zppm %u already read\n", l_Z_ppm);
return OPJ_FALSE;
}
l_cp->ppm_markers[l_Z_ppm].m_data = (OPJ_BYTE *) opj_malloc(p_header_size);
if (l_cp->ppm_markers[l_Z_ppm].m_data == NULL) {
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
return OPJ_FALSE;
}
l_cp->ppm_markers[l_Z_ppm].m_data_size = p_header_size;
memcpy(l_cp->ppm_markers[l_Z_ppm].m_data, p_header_data, p_header_size);
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_merge_ppm(opj_cp_t *p_cp, opj_event_mgr_t * p_manager)
{
OPJ_UINT32 i, l_ppm_data_size, l_N_ppm_remaining;
assert(p_cp != 00);
assert(p_manager != 00);
assert(p_cp->ppm_buffer == NULL);
if (p_cp->ppm == 0U) {
return OPJ_TRUE;
}
l_ppm_data_size = 0U;
l_N_ppm_remaining = 0U;
for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
if (p_cp->ppm_markers[i].m_data !=
NULL) {
OPJ_UINT32 l_N_ppm;
OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size;
const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data;
if (l_N_ppm_remaining >= l_data_size) {
l_N_ppm_remaining -= l_data_size;
l_data_size = 0U;
} else {
l_data += l_N_ppm_remaining;
l_data_size -= l_N_ppm_remaining;
l_N_ppm_remaining = 0U;
}
if (l_data_size > 0U) {
do {
if (l_data_size < 4U) {
opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n");
return OPJ_FALSE;
}
opj_read_bytes(l_data, &l_N_ppm, 4);
l_data += 4;
l_data_size -= 4;
if (l_ppm_data_size > UINT_MAX - l_N_ppm) {
opj_event_msg(p_manager, EVT_ERROR, "Too large value for Nppm\n");
return OPJ_FALSE;
}
l_ppm_data_size += l_N_ppm;
if (l_data_size >= l_N_ppm) {
l_data_size -= l_N_ppm;
l_data += l_N_ppm;
} else {
l_N_ppm_remaining = l_N_ppm - l_data_size;
l_data_size = 0U;
}
} while (l_data_size > 0U);
}
}
}
if (l_N_ppm_remaining != 0U) {
opj_event_msg(p_manager, EVT_ERROR, "Corrupted PPM markers\n");
return OPJ_FALSE;
}
p_cp->ppm_buffer = (OPJ_BYTE *) opj_malloc(l_ppm_data_size);
if (p_cp->ppm_buffer == 00) {
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
return OPJ_FALSE;
}
p_cp->ppm_len = l_ppm_data_size;
l_ppm_data_size = 0U;
l_N_ppm_remaining = 0U;
for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
if (p_cp->ppm_markers[i].m_data !=
NULL) {
OPJ_UINT32 l_N_ppm;
OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size;
const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data;
if (l_N_ppm_remaining >= l_data_size) {
memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size);
l_ppm_data_size += l_data_size;
l_N_ppm_remaining -= l_data_size;
l_data_size = 0U;
} else {
memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm_remaining);
l_ppm_data_size += l_N_ppm_remaining;
l_data += l_N_ppm_remaining;
l_data_size -= l_N_ppm_remaining;
l_N_ppm_remaining = 0U;
}
if (l_data_size > 0U) {
do {
if (l_data_size < 4U) {
opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n");
return OPJ_FALSE;
}
opj_read_bytes(l_data, &l_N_ppm, 4);
l_data += 4;
l_data_size -= 4;
if (l_data_size >= l_N_ppm) {
memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm);
l_ppm_data_size += l_N_ppm;
l_data_size -= l_N_ppm;
l_data += l_N_ppm;
} else {
memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size);
l_ppm_data_size += l_data_size;
l_N_ppm_remaining = l_N_ppm - l_data_size;
l_data_size = 0U;
}
} while (l_data_size > 0U);
}
opj_free(p_cp->ppm_markers[i].m_data);
p_cp->ppm_markers[i].m_data = NULL;
p_cp->ppm_markers[i].m_data_size = 0U;
}
}
p_cp->ppm_data = p_cp->ppm_buffer;
p_cp->ppm_data_size = p_cp->ppm_len;
p_cp->ppm_markers_count = 0U;
opj_free(p_cp->ppm_markers);
p_cp->ppm_markers = NULL;
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_read_ppt(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager
)
{
opj_cp_t *l_cp = 00;
opj_tcp_t *l_tcp = 00;
OPJ_UINT32 l_Z_ppt;
assert(p_header_data != 00);
assert(p_j2k != 00);
assert(p_manager != 00);
if (p_header_size < 2) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker\n");
return OPJ_FALSE;
}
l_cp = &(p_j2k->m_cp);
if (l_cp->ppm) {
opj_event_msg(p_manager, EVT_ERROR,
"Error reading PPT marker: packet header have been previously found in the main header (PPM marker).\n");
return OPJ_FALSE;
}
l_tcp = &(l_cp->tcps[p_j2k->m_current_tile_number]);
l_tcp->ppt = 1;
opj_read_bytes(p_header_data, &l_Z_ppt, 1);
++p_header_data;
--p_header_size;
if (l_tcp->ppt_markers == NULL) {
OPJ_UINT32 l_newCount = l_Z_ppt + 1U;
assert(l_tcp->ppt_markers_count == 0U);
l_tcp->ppt_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx));
if (l_tcp->ppt_markers == NULL) {
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
return OPJ_FALSE;
}
l_tcp->ppt_markers_count = l_newCount;
} else if (l_tcp->ppt_markers_count <= l_Z_ppt) {
OPJ_UINT32 l_newCount = l_Z_ppt + 1U;
opj_ppx *new_ppt_markers;
new_ppt_markers = (opj_ppx *) opj_realloc(l_tcp->ppt_markers,
l_newCount * sizeof(opj_ppx));
if (new_ppt_markers == NULL) {
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
return OPJ_FALSE;
}
l_tcp->ppt_markers = new_ppt_markers;
memset(l_tcp->ppt_markers + l_tcp->ppt_markers_count, 0,
(l_newCount - l_tcp->ppt_markers_count) * sizeof(opj_ppx));
l_tcp->ppt_markers_count = l_newCount;
}
if (l_tcp->ppt_markers[l_Z_ppt].m_data != NULL) {
opj_event_msg(p_manager, EVT_ERROR, "Zppt %u already read\n", l_Z_ppt);
return OPJ_FALSE;
}
l_tcp->ppt_markers[l_Z_ppt].m_data = (OPJ_BYTE *) opj_malloc(p_header_size);
if (l_tcp->ppt_markers[l_Z_ppt].m_data == NULL) {
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
return OPJ_FALSE;
}
l_tcp->ppt_markers[l_Z_ppt].m_data_size = p_header_size;
memcpy(l_tcp->ppt_markers[l_Z_ppt].m_data, p_header_data, p_header_size);
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_merge_ppt(opj_tcp_t *p_tcp, opj_event_mgr_t * p_manager)
{
OPJ_UINT32 i, l_ppt_data_size;
assert(p_tcp != 00);
assert(p_manager != 00);
if (p_tcp->ppt_buffer != NULL) {
opj_event_msg(p_manager, EVT_ERROR,
"opj_j2k_merge_ppt() has already been called\n");
return OPJ_FALSE;
}
if (p_tcp->ppt == 0U) {
return OPJ_TRUE;
}
l_ppt_data_size = 0U;
for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
l_ppt_data_size +=
p_tcp->ppt_markers[i].m_data_size;
}
p_tcp->ppt_buffer = (OPJ_BYTE *) opj_malloc(l_ppt_data_size);
if (p_tcp->ppt_buffer == 00) {
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
return OPJ_FALSE;
}
p_tcp->ppt_len = l_ppt_data_size;
l_ppt_data_size = 0U;
for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
if (p_tcp->ppt_markers[i].m_data !=
NULL) {
memcpy(p_tcp->ppt_buffer + l_ppt_data_size, p_tcp->ppt_markers[i].m_data,
p_tcp->ppt_markers[i].m_data_size);
l_ppt_data_size +=
p_tcp->ppt_markers[i].m_data_size;
opj_free(p_tcp->ppt_markers[i].m_data);
p_tcp->ppt_markers[i].m_data = NULL;
p_tcp->ppt_markers[i].m_data_size = 0U;
}
}
p_tcp->ppt_markers_count = 0U;
opj_free(p_tcp->ppt_markers);
p_tcp->ppt_markers = NULL;
p_tcp->ppt_data = p_tcp->ppt_buffer;
p_tcp->ppt_data_size = p_tcp->ppt_len;
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_tlm(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager
)
{
OPJ_BYTE * l_current_data = 00;
OPJ_UINT32 l_tlm_size;
OPJ_UINT32 size_per_tile_part;
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_stream != 00);
if (p_j2k->m_specific_param.m_encoder.m_total_tile_parts > 10921) {
opj_event_msg(p_manager, EVT_ERROR,
"A maximum of 10921 tile-parts are supported currently "
"when writing TLM marker\n");
return OPJ_FALSE;
}
if (p_j2k->m_specific_param.m_encoder.m_total_tile_parts <= 255) {
size_per_tile_part = 5;
p_j2k->m_specific_param.m_encoder.m_Ttlmi_is_byte = OPJ_TRUE;
} else {
size_per_tile_part = 6;
p_j2k->m_specific_param.m_encoder.m_Ttlmi_is_byte = OPJ_FALSE;
}
l_tlm_size = 2 + 4 + (size_per_tile_part *
p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
if (l_tlm_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size);
if (! new_header_tile_data) {
opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write TLM marker\n");
return OPJ_FALSE;
}
p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_tlm_size;
}
memset(p_j2k->m_specific_param.m_encoder.m_header_tile_data, 0, l_tlm_size);
l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
p_j2k->m_specific_param.m_encoder.m_tlm_start = opj_stream_tell(p_stream);
opj_write_bytes(l_current_data, J2K_MS_TLM,
2);
l_current_data += 2;
opj_write_bytes(l_current_data, l_tlm_size - 2,
2);
l_current_data += 2;
opj_write_bytes(l_current_data, 0,
1);
++l_current_data;
opj_write_bytes(l_current_data,
size_per_tile_part == 5 ? 0x50 : 0x60,
1);
++l_current_data;
if (opj_stream_write_data(p_stream,
p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size,
p_manager) != l_tlm_size) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_sot(opj_j2k_t *p_j2k,
OPJ_BYTE * p_data,
OPJ_UINT32 total_data_size,
OPJ_UINT32 * p_data_written,
const opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager
)
{
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_stream != 00);
OPJ_UNUSED(p_stream);
if (total_data_size < 12) {
opj_event_msg(p_manager, EVT_ERROR,
"Not enough bytes in output buffer to write SOT marker\n");
return OPJ_FALSE;
}
opj_write_bytes(p_data, J2K_MS_SOT,
2);
p_data += 2;
opj_write_bytes(p_data, 10,
2);
p_data += 2;
opj_write_bytes(p_data, p_j2k->m_current_tile_number,
2);
p_data += 2;
p_data += 4;
opj_write_bytes(p_data,
p_j2k->m_specific_param.m_encoder.m_current_tile_part_number,
1);
++p_data;
opj_write_bytes(p_data,
p_j2k->m_cp.tcps[p_j2k->m_current_tile_number].m_nb_tile_parts,
1);
++p_data;
#ifdef USE_JPWL
assert(0 && "TODO");
#endif
* p_data_written = 12;
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_get_sot_values(OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
OPJ_UINT32* p_tile_no,
OPJ_UINT32* p_tot_len,
OPJ_UINT32* p_current_part,
OPJ_UINT32* p_num_parts,
opj_event_mgr_t * p_manager)
{
assert(p_header_data != 00);
assert(p_manager != 00);
if (p_header_size != 8) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
return OPJ_FALSE;
}
opj_read_bytes(p_header_data, p_tile_no, 2);
p_header_data += 2;
opj_read_bytes(p_header_data, p_tot_len, 4);
p_header_data += 4;
opj_read_bytes(p_header_data, p_current_part, 1);
++p_header_data;
opj_read_bytes(p_header_data, p_num_parts, 1);
++p_header_data;
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_read_sot(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager)
{
opj_cp_t *l_cp = 00;
opj_tcp_t *l_tcp = 00;
OPJ_UINT32 l_tot_len, l_num_parts = 0;
OPJ_UINT32 l_current_part;
OPJ_UINT32 l_tile_x, l_tile_y;
assert(p_j2k != 00);
assert(p_manager != 00);
if (! opj_j2k_get_sot_values(p_header_data, p_header_size,
&(p_j2k->m_current_tile_number), &l_tot_len, &l_current_part, &l_num_parts,
p_manager)) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
return OPJ_FALSE;
}
#ifdef DEBUG_VERBOSE
fprintf(stderr, "SOT %d %d %d %d\n",
p_j2k->m_current_tile_number, l_tot_len, l_current_part, l_num_parts);
#endif
l_cp = &(p_j2k->m_cp);
if (p_j2k->m_current_tile_number >= l_cp->tw * l_cp->th) {
opj_event_msg(p_manager, EVT_ERROR, "Invalid tile number %d\n",
p_j2k->m_current_tile_number);
return OPJ_FALSE;
}
l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
l_tile_x = p_j2k->m_current_tile_number % l_cp->tw;
l_tile_y = p_j2k->m_current_tile_number / l_cp->tw;
if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec < 0 ||
p_j2k->m_current_tile_number == (OPJ_UINT32)
p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec) {
if (l_tcp->m_current_tile_part_number + 1 != (OPJ_INT32)l_current_part) {
opj_event_msg(p_manager, EVT_ERROR,
"Invalid tile part index for tile number %d. "
"Got %d, expected %d\n",
p_j2k->m_current_tile_number,
l_current_part,
l_tcp->m_current_tile_part_number + 1);
return OPJ_FALSE;
}
}
l_tcp->m_current_tile_part_number = (OPJ_INT32) l_current_part;
#ifdef USE_JPWL
if (l_cp->correct) {
OPJ_UINT32 tileno = p_j2k->m_current_tile_number;
static OPJ_UINT32 backup_tileno = 0;
if (tileno > (l_cp->tw * l_cp->th)) {
opj_event_msg(p_manager, EVT_ERROR,
"JPWL: bad tile number (%d out of a maximum of %d)\n",
tileno, (l_cp->tw * l_cp->th));
if (!JPWL_ASSUME) {
opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
return OPJ_FALSE;
}
tileno = backup_tileno;
opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
"- setting tile number to %d\n",
tileno);
}
backup_tileno++;
};
#endif
if ((l_tot_len != 0) && (l_tot_len < 14)) {
if (l_tot_len ==
12) {
opj_event_msg(p_manager, EVT_WARNING, "Empty SOT marker detected: Psot=%d.\n",
l_tot_len);
} else {
opj_event_msg(p_manager, EVT_ERROR,
"Psot value is not correct regards to the JPEG2000 norm: %d.\n", l_tot_len);
return OPJ_FALSE;
}
}
#ifdef USE_JPWL
if (l_cp->correct) {
if ( (l_tot_len >
p_header_size)) {
opj_event_msg(p_manager, EVT_ERROR,
"JPWL: bad tile byte size (%d bytes against %d bytes left)\n",
l_tot_len,
p_header_size);
if (!JPWL_ASSUME) {
opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
return OPJ_FALSE;
}
l_tot_len = 0;
opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
"- setting Psot to %d => assuming it is the last tile\n",
l_tot_len);
}
};
#endif
if (!l_tot_len) {
opj_event_msg(p_manager, EVT_INFO,
"Psot value of the current tile-part is equal to zero, "
"we assuming it is the last tile-part of the codestream.\n");
p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
}
if (l_tcp->m_nb_tile_parts != 0 && l_current_part >= l_tcp->m_nb_tile_parts) {
opj_event_msg(p_manager, EVT_ERROR,
"In SOT marker, TPSot (%d) is not valid regards to the previous "
"number of tile-part (%d), giving up\n", l_current_part,
l_tcp->m_nb_tile_parts);
p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
return OPJ_FALSE;
}
if (l_num_parts !=
0) {
l_num_parts += p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction;
if (l_tcp->m_nb_tile_parts) {
if (l_current_part >= l_tcp->m_nb_tile_parts) {
opj_event_msg(p_manager, EVT_ERROR,
"In SOT marker, TPSot (%d) is not valid regards to the current "
"number of tile-part (%d), giving up\n", l_current_part,
l_tcp->m_nb_tile_parts);
p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
return OPJ_FALSE;
}
}
if (l_current_part >= l_num_parts) {
opj_event_msg(p_manager, EVT_ERROR,
"In SOT marker, TPSot (%d) is not valid regards to the current "
"number of tile-part (header) (%d), giving up\n", l_current_part, l_num_parts);
p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
return OPJ_FALSE;
}
l_tcp->m_nb_tile_parts = l_num_parts;
}
if (l_tcp->m_nb_tile_parts) {
if (l_tcp->m_nb_tile_parts == (l_current_part + 1)) {
p_j2k->m_specific_param.m_decoder.m_can_decode =
1;
}
}
if (!p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
p_j2k->m_specific_param.m_decoder.m_sot_length = l_tot_len -
12;
} else {
p_j2k->m_specific_param.m_decoder.m_sot_length = 0;
}
p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPH;
if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec == -1) {
p_j2k->m_specific_param.m_decoder.m_skip_data =
(l_tile_x < p_j2k->m_specific_param.m_decoder.m_start_tile_x)
|| (l_tile_x >= p_j2k->m_specific_param.m_decoder.m_end_tile_x)
|| (l_tile_y < p_j2k->m_specific_param.m_decoder.m_start_tile_y)
|| (l_tile_y >= p_j2k->m_specific_param.m_decoder.m_end_tile_y);
} else {
assert(p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec >= 0);
p_j2k->m_specific_param.m_decoder.m_skip_data =
(p_j2k->m_current_tile_number != (OPJ_UINT32)
p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec);
}
{
assert(p_j2k->cstr_index->tile_index != 00);
p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tileno =
p_j2k->m_current_tile_number;
p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno =
l_current_part;
if (!p_j2k->m_specific_param.m_decoder.m_tlm.m_is_invalid &&
l_num_parts >
p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps) {
opj_event_msg(p_manager, EVT_WARNING,
"SOT marker for tile %u declares more tile-parts than found in TLM marker.",
p_j2k->m_current_tile_number);
p_j2k->m_specific_param.m_decoder.m_tlm.m_is_invalid = OPJ_TRUE;
}
if (!p_j2k->m_specific_param.m_decoder.m_tlm.m_is_invalid) {
} else if (l_num_parts != 0) {
p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps =
l_num_parts;
p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps =
l_num_parts;
if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
(opj_tp_index_t*)opj_calloc(l_num_parts, sizeof(opj_tp_index_t));
if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
opj_event_msg(p_manager, EVT_ERROR,
"Not enough memory to read SOT marker. Tile index allocation failed\n");
return OPJ_FALSE;
}
} else {
opj_tp_index_t *new_tp_index = (opj_tp_index_t *) opj_realloc(
p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
l_num_parts * sizeof(opj_tp_index_t));
if (! new_tp_index) {
opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
opj_event_msg(p_manager, EVT_ERROR,
"Not enough memory to read SOT marker. Tile index allocation failed\n");
return OPJ_FALSE;
}
p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
new_tp_index;
}
} else {
{
if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 10;
p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
(opj_tp_index_t*)opj_calloc(
p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps,
sizeof(opj_tp_index_t));
if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
opj_event_msg(p_manager, EVT_ERROR,
"Not enough memory to read SOT marker. Tile index allocation failed\n");
return OPJ_FALSE;
}
}
if (l_current_part >=
p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps) {
opj_tp_index_t *new_tp_index;
p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps =
l_current_part + 1;
new_tp_index = (opj_tp_index_t *) opj_realloc(
p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps *
sizeof(opj_tp_index_t));
if (! new_tp_index) {
opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
opj_event_msg(p_manager, EVT_ERROR,
"Not enough memory to read SOT marker. Tile index allocation failed\n");
return OPJ_FALSE;
}
p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
new_tp_index;
}
}
}
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_plt_in_memory(opj_j2k_t *p_j2k,
opj_tcd_marker_info_t* marker_info,
OPJ_BYTE * p_data,
OPJ_UINT32 * p_data_written,
opj_event_mgr_t * p_manager)
{
OPJ_BYTE Zplt = 0;
OPJ_UINT16 Lplt;
OPJ_BYTE* p_data_start = p_data;
OPJ_BYTE* p_data_Lplt = p_data + 2;
OPJ_UINT32 i;
OPJ_UNUSED(p_j2k);
opj_write_bytes(p_data, J2K_MS_PLT, 2);
p_data += 2;
p_data += 2;
opj_write_bytes(p_data, Zplt, 1);
p_data += 1;
Lplt = 3;
for (i = 0; i < marker_info->packet_count; i++) {
OPJ_BYTE var_bytes[5];
OPJ_UINT8 var_bytes_size = 0;
OPJ_UINT32 packet_size = marker_info->p_packet_size[i];
var_bytes[var_bytes_size] = (OPJ_BYTE)(packet_size & 0x7f);
var_bytes_size ++;
packet_size >>= 7;
while (packet_size > 0) {
var_bytes[var_bytes_size] = (OPJ_BYTE)((packet_size & 0x7f) | 0x80);
var_bytes_size ++;
packet_size >>= 7;
}
if (Lplt + var_bytes_size > 65535) {
if (Zplt == 255) {
opj_event_msg(p_manager, EVT_ERROR,
"More than 255 PLT markers would be needed for current tile-part !\n");
return OPJ_FALSE;
}
opj_write_bytes(p_data_Lplt, Lplt, 2);
opj_write_bytes(p_data, J2K_MS_PLT, 2);
p_data += 2;
p_data_Lplt = p_data;
p_data += 2;
Zplt ++;
opj_write_bytes(p_data, Zplt, 1);
p_data += 1;
Lplt = 3;
}
Lplt = (OPJ_UINT16)(Lplt + var_bytes_size);
for (; var_bytes_size > 0; --var_bytes_size) {
opj_write_bytes(p_data, var_bytes[var_bytes_size - 1], 1);
p_data += 1;
}
}
*p_data_written = (OPJ_UINT32)(p_data - p_data_start);
opj_write_bytes(p_data_Lplt, Lplt, 2);
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k,
opj_tcd_t * p_tile_coder,
OPJ_BYTE * p_data,
OPJ_UINT32 * p_data_written,
OPJ_UINT32 total_data_size,
const opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager
)
{
opj_codestream_info_t *l_cstr_info = 00;
OPJ_UINT32 l_remaining_data;
opj_tcd_marker_info_t* marker_info = NULL;
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_stream != 00);
OPJ_UNUSED(p_stream);
if (total_data_size < 4) {
opj_event_msg(p_manager, EVT_ERROR,
"Not enough bytes in output buffer to write SOD marker\n");
return OPJ_FALSE;
}
opj_write_bytes(p_data, J2K_MS_SOD,
2);
l_remaining_data = total_data_size - 4;
p_tile_coder->tp_num =
p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number ;
p_tile_coder->cur_tp_num =
p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
#ifdef USE_JPWL
assert(0 && "TODO");
#endif
if (p_j2k->m_specific_param.m_encoder.m_current_tile_part_number == 0) {
p_tile_coder->tcd_image->tiles->packno = 0;
#ifdef deadcode
if (l_cstr_info) {
l_cstr_info->packno = 0;
}
#endif
}
*p_data_written = 0;
if (p_j2k->m_specific_param.m_encoder.m_PLT) {
marker_info = opj_tcd_marker_info_create(
p_j2k->m_specific_param.m_encoder.m_PLT);
if (marker_info == NULL) {
opj_event_msg(p_manager, EVT_ERROR,
"Cannot encode tile: opj_tcd_marker_info_create() failed\n");
return OPJ_FALSE;
}
}
if (l_remaining_data <
p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT) {
opj_event_msg(p_manager, EVT_ERROR,
"Not enough bytes in output buffer to write SOD marker\n");
opj_tcd_marker_info_destroy(marker_info);
return OPJ_FALSE;
}
l_remaining_data -= p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT;
if (! opj_tcd_encode_tile(p_tile_coder, p_j2k->m_current_tile_number,
p_data + 2,
p_data_written, l_remaining_data, l_cstr_info,
marker_info,
p_manager)) {
opj_event_msg(p_manager, EVT_ERROR, "Cannot encode tile\n");
opj_tcd_marker_info_destroy(marker_info);
return OPJ_FALSE;
}
*p_data_written += 2;
if (p_j2k->m_specific_param.m_encoder.m_PLT) {
OPJ_UINT32 l_data_written_PLT = 0;
OPJ_BYTE* p_PLT_buffer = (OPJ_BYTE*)opj_malloc(
p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT);
if (!p_PLT_buffer) {
opj_event_msg(p_manager, EVT_ERROR, "Cannot allocate memory\n");
opj_tcd_marker_info_destroy(marker_info);
return OPJ_FALSE;
}
if (!opj_j2k_write_plt_in_memory(p_j2k,
marker_info,
p_PLT_buffer,
&l_data_written_PLT,
p_manager)) {
opj_tcd_marker_info_destroy(marker_info);
opj_free(p_PLT_buffer);
return OPJ_FALSE;
}
assert(l_data_written_PLT <=
p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT);
memmove(p_data + l_data_written_PLT, p_data, *p_data_written);
memcpy(p_data, p_PLT_buffer, l_data_written_PLT);
opj_free(p_PLT_buffer);
*p_data_written += l_data_written_PLT;
}
opj_tcd_marker_info_destroy(marker_info);
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_read_sod(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager
)
{
OPJ_SIZE_T l_current_read_size;
opj_codestream_index_t * l_cstr_index = 00;
OPJ_BYTE ** l_current_data = 00;
opj_tcp_t * l_tcp = 00;
OPJ_UINT32 * l_tile_len = 00;
OPJ_BOOL l_sot_length_pb_detected = OPJ_FALSE;
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_stream != 00);
l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
if (p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
p_j2k->m_specific_param.m_decoder.m_sot_length = (OPJ_UINT32)(
opj_stream_get_number_byte_left(p_stream) - 2);
} else {
if (p_j2k->m_specific_param.m_decoder.m_sot_length >= 2) {
p_j2k->m_specific_param.m_decoder.m_sot_length -= 2;
} else {
}
}
l_current_data = &(l_tcp->m_data);
l_tile_len = &l_tcp->m_data_size;
if (p_j2k->m_specific_param.m_decoder.m_sot_length) {
if ((OPJ_OFF_T)p_j2k->m_specific_param.m_decoder.m_sot_length >
opj_stream_get_number_byte_left(p_stream)) {
if (p_j2k->m_cp.strict) {
opj_event_msg(p_manager, EVT_ERROR,
"Tile part length size inconsistent with stream length\n");
return OPJ_FALSE;
} else {
opj_event_msg(p_manager, EVT_WARNING,
"Tile part length size inconsistent with stream length\n");
}
}
if (p_j2k->m_specific_param.m_decoder.m_sot_length >
UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA) {
opj_event_msg(p_manager, EVT_ERROR,
"p_j2k->m_specific_param.m_decoder.m_sot_length > "
"UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA");
return OPJ_FALSE;
}
if (! *l_current_data) {
*l_current_data = (OPJ_BYTE*) opj_malloc(
p_j2k->m_specific_param.m_decoder.m_sot_length + OPJ_COMMON_CBLK_DATA_EXTRA);
} else {
OPJ_BYTE *l_new_current_data;
if (*l_tile_len > UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA -
p_j2k->m_specific_param.m_decoder.m_sot_length) {
opj_event_msg(p_manager, EVT_ERROR,
"*l_tile_len > UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA - "
"p_j2k->m_specific_param.m_decoder.m_sot_length");
return OPJ_FALSE;
}
l_new_current_data = (OPJ_BYTE *) opj_realloc(*l_current_data,
*l_tile_len + p_j2k->m_specific_param.m_decoder.m_sot_length +
OPJ_COMMON_CBLK_DATA_EXTRA);
if (! l_new_current_data) {
opj_free(*l_current_data);
}
*l_current_data = l_new_current_data;
}
if (*l_current_data == 00) {
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile\n");
return OPJ_FALSE;
}
} else {
l_sot_length_pb_detected = OPJ_TRUE;
}
l_cstr_index = p_j2k->cstr_index;
{
OPJ_OFF_T l_current_pos = opj_stream_tell(p_stream) - 2;
OPJ_UINT32 l_current_tile_part =
l_cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno;
l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_header
=
l_current_pos;
l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_pos
=
l_current_pos + p_j2k->m_specific_param.m_decoder.m_sot_length + 2;
if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
l_cstr_index,
J2K_MS_SOD,
l_current_pos,
p_j2k->m_specific_param.m_decoder.m_sot_length + 2)) {
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
return OPJ_FALSE;
}
}
if (!l_sot_length_pb_detected) {
l_current_read_size = opj_stream_read_data(
p_stream,
*l_current_data + *l_tile_len,
p_j2k->m_specific_param.m_decoder.m_sot_length,
p_manager);
} else {
l_current_read_size = 0;
}
if (l_current_read_size != p_j2k->m_specific_param.m_decoder.m_sot_length) {
if (l_current_read_size == (OPJ_SIZE_T)(-1)) {
opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
return OPJ_FALSE;
}
p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
} else {
p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
}
*l_tile_len += (OPJ_UINT32)l_current_read_size;
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
OPJ_UINT32 p_tile_no,
OPJ_UINT32 p_comp_no,
OPJ_UINT32 nb_comps,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager
)
{
OPJ_BYTE * l_current_data = 00;
OPJ_UINT32 l_rgn_size;
opj_cp_t *l_cp = 00;
opj_tcp_t *l_tcp = 00;
opj_tccp_t *l_tccp = 00;
OPJ_UINT32 l_comp_room;
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_stream != 00);
l_cp = &(p_j2k->m_cp);
l_tcp = &l_cp->tcps[p_tile_no];
l_tccp = &l_tcp->tccps[p_comp_no];
if (nb_comps <= 256) {
l_comp_room = 1;
} else {
l_comp_room = 2;
}
l_rgn_size = 6 + l_comp_room;
l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
opj_write_bytes(l_current_data, J2K_MS_RGN,
2);
l_current_data += 2;
opj_write_bytes(l_current_data, l_rgn_size - 2,
2);
l_current_data += 2;
opj_write_bytes(l_current_data, p_comp_no,
l_comp_room);
l_current_data += l_comp_room;
opj_write_bytes(l_current_data, 0,
1);
++l_current_data;
opj_write_bytes(l_current_data, (OPJ_UINT32)l_tccp->roishift,
1);
++l_current_data;
if (opj_stream_write_data(p_stream,
p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_rgn_size,
p_manager) != l_rgn_size) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_eoc(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager
)
{
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_stream != 00);
opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_header_tile_data,
J2K_MS_EOC, 2);
#ifdef USE_JPWL
#endif
if (opj_stream_write_data(p_stream,
p_j2k->m_specific_param.m_encoder.m_header_tile_data, 2, p_manager) != 2) {
return OPJ_FALSE;
}
if (! opj_stream_flush(p_stream, p_manager)) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_read_rgn(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager
)
{
OPJ_UINT32 l_nb_comp;
opj_image_t * l_image = 00;
opj_cp_t *l_cp = 00;
opj_tcp_t *l_tcp = 00;
OPJ_UINT32 l_comp_room, l_comp_no, l_roi_sty;
assert(p_header_data != 00);
assert(p_j2k != 00);
assert(p_manager != 00);
l_image = p_j2k->m_private_image;
l_nb_comp = l_image->numcomps;
if (l_nb_comp <= 256) {
l_comp_room = 1;
} else {
l_comp_room = 2;
}
if (p_header_size != 2 + l_comp_room) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading RGN marker\n");
return OPJ_FALSE;
}
l_cp = &(p_j2k->m_cp);
l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
&l_cp->tcps[p_j2k->m_current_tile_number] :
p_j2k->m_specific_param.m_decoder.m_default_tcp;
opj_read_bytes(p_header_data, &l_comp_no, l_comp_room);
p_header_data += l_comp_room;
opj_read_bytes(p_header_data, &l_roi_sty,
1);
++p_header_data;
#ifdef USE_JPWL
if (l_cp->correct) {
if (l_comp_room >= l_nb_comp) {
opj_event_msg(p_manager, EVT_ERROR,
"JPWL: bad component number in RGN (%d when there are only %d)\n",
l_comp_room, l_nb_comp);
if (!JPWL_ASSUME) {
opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
return OPJ_FALSE;
}
}
};
#endif
if (l_comp_no >= l_nb_comp) {
opj_event_msg(p_manager, EVT_ERROR,
"bad component number in RGN (%d when there are only %d)\n",
l_comp_no, l_nb_comp);
return OPJ_FALSE;
}
opj_read_bytes(p_header_data,
(OPJ_UINT32 *)(&(l_tcp->tccps[l_comp_no].roishift)), 1);
++p_header_data;
return OPJ_TRUE;
}
static OPJ_FLOAT32 opj_j2k_get_tp_stride(opj_tcp_t * p_tcp)
{
return (OPJ_FLOAT32)((p_tcp->m_nb_tile_parts - 1) * 14);
}
static OPJ_FLOAT32 opj_j2k_get_default_stride(opj_tcp_t * p_tcp)
{
(void)p_tcp;
return 0;
}
static OPJ_BOOL opj_j2k_update_rates(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager)
{
opj_cp_t * l_cp = 00;
opj_image_t * l_image = 00;
opj_tcp_t * l_tcp = 00;
opj_image_comp_t * l_img_comp = 00;
OPJ_UINT32 i, j, k;
OPJ_INT32 l_x0, l_y0, l_x1, l_y1;
OPJ_FLOAT32 * l_rates = 0;
OPJ_FLOAT32 l_sot_remove;
OPJ_UINT32 l_bits_empty, l_size_pixel;
OPJ_UINT64 l_tile_size = 0;
OPJ_UINT32 l_last_res;
OPJ_FLOAT32(* l_tp_stride_func)(opj_tcp_t *) = 00;
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_stream != 00);
OPJ_UNUSED(p_manager);
l_cp = &(p_j2k->m_cp);
l_image = p_j2k->m_private_image;
l_tcp = l_cp->tcps;
l_bits_empty = 8 * l_image->comps->dx * l_image->comps->dy;
l_size_pixel = l_image->numcomps * l_image->comps->prec;
l_sot_remove = (OPJ_FLOAT32) opj_stream_tell(p_stream) / (OPJ_FLOAT32)(
l_cp->th * l_cp->tw);
if (l_cp->m_specific_param.m_enc.m_tp_on) {
l_tp_stride_func = opj_j2k_get_tp_stride;
} else {
l_tp_stride_func = opj_j2k_get_default_stride;
}
for (i = 0; i < l_cp->th; ++i) {
for (j = 0; j < l_cp->tw; ++j) {
OPJ_FLOAT32 l_offset = (OPJ_FLOAT32)(*l_tp_stride_func)(l_tcp) /
(OPJ_FLOAT32)l_tcp->numlayers;
l_x0 = opj_int_max((OPJ_INT32)(l_cp->tx0 + j * l_cp->tdx),
(OPJ_INT32)l_image->x0);
l_y0 = opj_int_max((OPJ_INT32)(l_cp->ty0 + i * l_cp->tdy),
(OPJ_INT32)l_image->y0);
l_x1 = opj_int_min((OPJ_INT32)(l_cp->tx0 + (j + 1) * l_cp->tdx),
(OPJ_INT32)l_image->x1);
l_y1 = opj_int_min((OPJ_INT32)(l_cp->ty0 + (i + 1) * l_cp->tdy),
(OPJ_INT32)l_image->y1);
l_rates = l_tcp->rates;
for (k = 0; k < l_tcp->numlayers; ++k) {
if (*l_rates > 0.0f) {
*l_rates = (OPJ_FLOAT32)(((OPJ_FLOAT64)l_size_pixel * (OPJ_UINT32)(
l_x1 - l_x0) *
(OPJ_UINT32)(l_y1 - l_y0))
/ ((*l_rates) * (OPJ_FLOAT32)l_bits_empty))
-
l_offset;
}
++l_rates;
}
++l_tcp;
}
}
l_tcp = l_cp->tcps;
for (i = 0; i < l_cp->th; ++i) {
for (j = 0; j < l_cp->tw; ++j) {
l_rates = l_tcp->rates;
if (*l_rates > 0.0f) {
*l_rates -= l_sot_remove;
if (*l_rates < 30.0f) {
*l_rates = 30.0f;
}
}
++l_rates;
l_last_res = l_tcp->numlayers - 1;
for (k = 1; k < l_last_res; ++k) {
if (*l_rates > 0.0f) {
*l_rates -= l_sot_remove;
if (*l_rates < * (l_rates - 1) + 10.0f) {
*l_rates = (*(l_rates - 1)) + 20.0f;
}
}
++l_rates;
}
if (*l_rates > 0.0f) {
*l_rates -= (l_sot_remove + 2.f);
if (*l_rates < * (l_rates - 1) + 10.0f) {
*l_rates = (*(l_rates - 1)) + 20.0f;
}
}
++l_tcp;
}
}
l_img_comp = l_image->comps;
l_tile_size = 0;
for (i = 0; i < l_image->numcomps; ++i) {
l_tile_size += (OPJ_UINT64)opj_uint_ceildiv(l_cp->tdx, l_img_comp->dx)
*
opj_uint_ceildiv(l_cp->tdy, l_img_comp->dy)
*
l_img_comp->prec;
++l_img_comp;
}
l_tile_size = (OPJ_UINT64)((double)l_tile_size * 1.4 / 8);
l_tile_size += 500;
l_tile_size += opj_j2k_get_specific_header_sizes(p_j2k);
if (l_tile_size > UINT_MAX) {
l_tile_size = UINT_MAX;
}
p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = (OPJ_UINT32)l_tile_size;
p_j2k->m_specific_param.m_encoder.m_encoded_tile_data =
(OPJ_BYTE *) opj_malloc(p_j2k->m_specific_param.m_encoder.m_encoded_tile_size);
if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data == 00) {
opj_event_msg(p_manager, EVT_ERROR,
"Not enough memory to allocate m_encoded_tile_data. %u MB required\n",
(OPJ_UINT32)(l_tile_size / 1024 / 1024));
return OPJ_FALSE;
}
if (p_j2k->m_specific_param.m_encoder.m_TLM) {
p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer =
(OPJ_BYTE *) opj_malloc(6 *
p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
if (! p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
return OPJ_FALSE;
}
p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current =
p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer;
}
return OPJ_TRUE;
}
#if 0#endif
static OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k,
struct opj_stream_private *p_stream,
struct opj_event_mgr * p_manager)
{
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_stream != 00);
OPJ_UNUSED(p_manager);
p_j2k->cstr_index->main_head_end = opj_stream_tell(p_stream);
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_mct_data_group(opj_j2k_t *p_j2k,
struct opj_stream_private *p_stream,
struct opj_event_mgr * p_manager)
{
OPJ_UINT32 i;
opj_simple_mcc_decorrelation_data_t * l_mcc_record;
opj_mct_data_t * l_mct_record;
opj_tcp_t * l_tcp;
assert(p_j2k != 00);
assert(p_stream != 00);
assert(p_manager != 00);
if (! opj_j2k_write_cbd(p_j2k, p_stream, p_manager)) {
return OPJ_FALSE;
}
l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
l_mct_record = l_tcp->m_mct_records;
for (i = 0; i < l_tcp->m_nb_mct_records; ++i) {
if (! opj_j2k_write_mct_record(p_j2k, l_mct_record, p_stream, p_manager)) {
return OPJ_FALSE;
}
++l_mct_record;
}
l_mcc_record = l_tcp->m_mcc_records;
for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
if (! opj_j2k_write_mcc_record(p_j2k, l_mcc_record, p_stream, p_manager)) {
return OPJ_FALSE;
}
++l_mcc_record;
}
if (! opj_j2k_write_mco(p_j2k, p_stream, p_manager)) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_all_coc(
opj_j2k_t *p_j2k,
struct opj_stream_private *p_stream,
struct opj_event_mgr * p_manager)
{
OPJ_UINT32 compno;
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_stream != 00);
for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno) {
if (! opj_j2k_compare_coc(p_j2k, 0, compno)) {
if (! opj_j2k_write_coc(p_j2k, compno, p_stream, p_manager)) {
return OPJ_FALSE;
}
}
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_all_qcc(
opj_j2k_t *p_j2k,
struct opj_stream_private *p_stream,
struct opj_event_mgr * p_manager)
{
OPJ_UINT32 compno;
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_stream != 00);
for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno) {
if (! opj_j2k_compare_qcc(p_j2k, 0, compno)) {
if (! opj_j2k_write_qcc(p_j2k, compno, p_stream, p_manager)) {
return OPJ_FALSE;
}
}
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_regions(opj_j2k_t *p_j2k,
struct opj_stream_private *p_stream,
struct opj_event_mgr * p_manager)
{
OPJ_UINT32 compno;
const opj_tccp_t *l_tccp = 00;
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_stream != 00);
l_tccp = p_j2k->m_cp.tcps->tccps;
for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) {
if (l_tccp->roishift) {
if (! opj_j2k_write_rgn(p_j2k, 0, compno, p_j2k->m_private_image->numcomps,
p_stream, p_manager)) {
return OPJ_FALSE;
}
}
++l_tccp;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_epc(opj_j2k_t *p_j2k,
struct opj_stream_private *p_stream,
struct opj_event_mgr * p_manager)
{
opj_codestream_index_t * l_cstr_index = 00;
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_stream != 00);
OPJ_UNUSED(p_manager);
l_cstr_index = p_j2k->cstr_index;
if (l_cstr_index) {
l_cstr_index->codestream_size = (OPJ_UINT64)opj_stream_tell(p_stream);
l_cstr_index->codestream_size -= (OPJ_UINT64)l_cstr_index->main_head_start;
}
#ifdef USE_JPWL
#if 0#endif
assert(0 && "TODO");
#endif
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_read_unk(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
OPJ_UINT32 *output_marker,
opj_event_mgr_t * p_manager
)
{
OPJ_UINT32 l_unknown_marker;
const opj_dec_memory_marker_handler_t * l_marker_handler;
OPJ_UINT32 l_size_unk = 2;
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_stream != 00);
opj_event_msg(p_manager, EVT_WARNING, "Unknown marker\n");
for (;;) {
if (opj_stream_read_data(p_stream,
p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
return OPJ_FALSE;
}
opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
&l_unknown_marker, 2);
if (!(l_unknown_marker < 0xff00)) {
l_marker_handler = opj_j2k_get_marker_handler(l_unknown_marker);
if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
opj_event_msg(p_manager, EVT_ERROR,
"Marker is not compliant with its position\n");
return OPJ_FALSE;
} else {
if (l_marker_handler->id != J2K_MS_UNK) {
if (l_marker_handler->id != J2K_MS_SOT) {
OPJ_BOOL res = opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_UNK,
(OPJ_UINT32) opj_stream_tell(p_stream) - l_size_unk,
l_size_unk);
if (res == OPJ_FALSE) {
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
return OPJ_FALSE;
}
}
break;
} else {
l_size_unk += 2;
}
}
}
}
*output_marker = l_marker_handler->id ;
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_mct_record(opj_j2k_t *p_j2k,
opj_mct_data_t * p_mct_record,
struct opj_stream_private *p_stream,
struct opj_event_mgr * p_manager)
{
OPJ_UINT32 l_mct_size;
OPJ_BYTE * l_current_data = 00;
OPJ_UINT32 l_tmp;
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_stream != 00);
l_mct_size = 10 + p_mct_record->m_data_size;
if (l_mct_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size);
if (! new_header_tile_data) {
opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCT marker\n");
return OPJ_FALSE;
}
p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mct_size;
}
l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
opj_write_bytes(l_current_data, J2K_MS_MCT,
2);
l_current_data += 2;
opj_write_bytes(l_current_data, l_mct_size - 2,
2);
l_current_data += 2;
opj_write_bytes(l_current_data, 0,
2);
l_current_data += 2;
l_tmp = (p_mct_record->m_index & 0xff) | (p_mct_record->m_array_type << 8) |
(p_mct_record->m_element_type << 10);
opj_write_bytes(l_current_data, l_tmp, 2);
l_current_data += 2;
opj_write_bytes(l_current_data, 0,
2);
l_current_data += 2;
memcpy(l_current_data, p_mct_record->m_data, p_mct_record->m_data_size);
if (opj_stream_write_data(p_stream,
p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size,
p_manager) != l_mct_size) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_read_mct(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager
)
{
OPJ_UINT32 i;
opj_tcp_t *l_tcp = 00;
OPJ_UINT32 l_tmp;
OPJ_UINT32 l_indix;
opj_mct_data_t * l_mct_data;
assert(p_header_data != 00);
assert(p_j2k != 00);
l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
&p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
p_j2k->m_specific_param.m_decoder.m_default_tcp;
if (p_header_size < 2) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
return OPJ_FALSE;
}
opj_read_bytes(p_header_data, &l_tmp, 2);
p_header_data += 2;
if (l_tmp != 0) {
opj_event_msg(p_manager, EVT_WARNING,
"Cannot take in charge mct data within multiple MCT records\n");
return OPJ_TRUE;
}
if (p_header_size <= 6) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
return OPJ_FALSE;
}
opj_read_bytes(p_header_data, &l_tmp, 2);
p_header_data += 2;
l_indix = l_tmp & 0xff;
l_mct_data = l_tcp->m_mct_records;
for (i = 0; i < l_tcp->m_nb_mct_records; ++i) {
if (l_mct_data->m_index == l_indix) {
break;
}
++l_mct_data;
}
if (i == l_tcp->m_nb_mct_records) {
if (l_tcp->m_nb_mct_records == l_tcp->m_nb_max_mct_records) {
opj_mct_data_t *new_mct_records;
l_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
new_mct_records = (opj_mct_data_t *) opj_realloc(l_tcp->m_mct_records,
l_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
if (! new_mct_records) {
opj_free(l_tcp->m_mct_records);
l_tcp->m_mct_records = NULL;
l_tcp->m_nb_max_mct_records = 0;
l_tcp->m_nb_mct_records = 0;
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCT marker\n");
return OPJ_FALSE;
}
if (new_mct_records != l_tcp->m_mct_records) {
for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
opj_simple_mcc_decorrelation_data_t* l_mcc_record =
&(l_tcp->m_mcc_records[i]);
if (l_mcc_record->m_decorrelation_array) {
l_mcc_record->m_decorrelation_array =
new_mct_records +
(l_mcc_record->m_decorrelation_array -
l_tcp->m_mct_records);
}
if (l_mcc_record->m_offset_array) {
l_mcc_record->m_offset_array =
new_mct_records +
(l_mcc_record->m_offset_array -
l_tcp->m_mct_records);
}
}
}
l_tcp->m_mct_records = new_mct_records;
l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
memset(l_mct_data, 0, (l_tcp->m_nb_max_mct_records - l_tcp->m_nb_mct_records) *
sizeof(opj_mct_data_t));
}
l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
++l_tcp->m_nb_mct_records;
}
if (l_mct_data->m_data) {
opj_free(l_mct_data->m_data);
l_mct_data->m_data = 00;
l_mct_data->m_data_size = 0;
}
l_mct_data->m_index = l_indix;
l_mct_data->m_array_type = (J2K_MCT_ARRAY_TYPE)((l_tmp >> 8) & 3);
l_mct_data->m_element_type = (J2K_MCT_ELEMENT_TYPE)((l_tmp >> 10) & 3);
opj_read_bytes(p_header_data, &l_tmp, 2);
p_header_data += 2;
if (l_tmp != 0) {
opj_event_msg(p_manager, EVT_WARNING,
"Cannot take in charge multiple MCT markers\n");
return OPJ_TRUE;
}
p_header_size -= 6;
l_mct_data->m_data = (OPJ_BYTE*)opj_malloc(p_header_size);
if (! l_mct_data->m_data) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
return OPJ_FALSE;
}
memcpy(l_mct_data->m_data, p_header_data, p_header_size);
l_mct_data->m_data_size = p_header_size;
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_mcc_record(opj_j2k_t *p_j2k,
struct opj_simple_mcc_decorrelation_data * p_mcc_record,
struct opj_stream_private *p_stream,
struct opj_event_mgr * p_manager)
{
OPJ_UINT32 i;
OPJ_UINT32 l_mcc_size;
OPJ_BYTE * l_current_data = 00;
OPJ_UINT32 l_nb_bytes_for_comp;
OPJ_UINT32 l_mask;
OPJ_UINT32 l_tmcc;
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_stream != 00);
if (p_mcc_record->m_nb_comps > 255) {
l_nb_bytes_for_comp = 2;
l_mask = 0x8000;
} else {
l_nb_bytes_for_comp = 1;
l_mask = 0;
}
l_mcc_size = p_mcc_record->m_nb_comps * 2 * l_nb_bytes_for_comp + 19;
if (l_mcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size);
if (! new_header_tile_data) {
opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCC marker\n");
return OPJ_FALSE;
}
p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mcc_size;
}
l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
opj_write_bytes(l_current_data, J2K_MS_MCC,
2);
l_current_data += 2;
opj_write_bytes(l_current_data, l_mcc_size - 2,
2);
l_current_data += 2;
opj_write_bytes(l_current_data, 0,
2);
l_current_data += 2;
opj_write_bytes(l_current_data, p_mcc_record->m_index,
1);
++l_current_data;
opj_write_bytes(l_current_data, 0,
2);
l_current_data += 2;
opj_write_bytes(l_current_data, 1,
2);
l_current_data += 2;
opj_write_bytes(l_current_data, 0x1,
1);
++l_current_data;
opj_write_bytes(l_current_data, p_mcc_record->m_nb_comps | l_mask,
2);
l_current_data += 2;
for (i = 0; i < p_mcc_record->m_nb_comps; ++i) {
opj_write_bytes(l_current_data, i,
l_nb_bytes_for_comp);
l_current_data += l_nb_bytes_for_comp;
}
opj_write_bytes(l_current_data, p_mcc_record->m_nb_comps | l_mask,
2);
l_current_data += 2;
for (i = 0; i < p_mcc_record->m_nb_comps; ++i) {
opj_write_bytes(l_current_data, i,
l_nb_bytes_for_comp);
l_current_data += l_nb_bytes_for_comp;
}
l_tmcc = ((!p_mcc_record->m_is_irreversible) & 1U) << 16;
if (p_mcc_record->m_decorrelation_array) {
l_tmcc |= p_mcc_record->m_decorrelation_array->m_index;
}
if (p_mcc_record->m_offset_array) {
l_tmcc |= ((p_mcc_record->m_offset_array->m_index) << 8);
}
opj_write_bytes(l_current_data, l_tmcc,
3);
l_current_data += 3;
if (opj_stream_write_data(p_stream,
p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size,
p_manager) != l_mcc_size) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_read_mcc(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager)
{
OPJ_UINT32 i, j;
OPJ_UINT32 l_tmp;
OPJ_UINT32 l_indix;
opj_tcp_t * l_tcp;
opj_simple_mcc_decorrelation_data_t * l_mcc_record;
opj_mct_data_t * l_mct_data;
OPJ_UINT32 l_nb_collections;
OPJ_UINT32 l_nb_comps;
OPJ_UINT32 l_nb_bytes_by_comp;
OPJ_BOOL l_new_mcc = OPJ_FALSE;
assert(p_header_data != 00);
assert(p_j2k != 00);
assert(p_manager != 00);
l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
&p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
p_j2k->m_specific_param.m_decoder.m_default_tcp;
if (p_header_size < 2) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
return OPJ_FALSE;
}
opj_read_bytes(p_header_data, &l_tmp, 2);
p_header_data += 2;
if (l_tmp != 0) {
opj_event_msg(p_manager, EVT_WARNING,
"Cannot take in charge multiple data spanning\n");
return OPJ_TRUE;
}
if (p_header_size < 7) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
return OPJ_FALSE;
}
opj_read_bytes(p_header_data, &l_indix,
1);
++p_header_data;
l_mcc_record = l_tcp->m_mcc_records;
for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
if (l_mcc_record->m_index == l_indix) {
break;
}
++l_mcc_record;
}
if (i == l_tcp->m_nb_mcc_records) {
if (l_tcp->m_nb_mcc_records == l_tcp->m_nb_max_mcc_records) {
opj_simple_mcc_decorrelation_data_t *new_mcc_records;
l_tcp->m_nb_max_mcc_records += OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
l_tcp->m_mcc_records, l_tcp->m_nb_max_mcc_records * sizeof(
opj_simple_mcc_decorrelation_data_t));
if (! new_mcc_records) {
opj_free(l_tcp->m_mcc_records);
l_tcp->m_mcc_records = NULL;
l_tcp->m_nb_max_mcc_records = 0;
l_tcp->m_nb_mcc_records = 0;
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCC marker\n");
return OPJ_FALSE;
}
l_tcp->m_mcc_records = new_mcc_records;
l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
memset(l_mcc_record, 0, (l_tcp->m_nb_max_mcc_records - l_tcp->m_nb_mcc_records)
* sizeof(opj_simple_mcc_decorrelation_data_t));
}
l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
l_new_mcc = OPJ_TRUE;
}
l_mcc_record->m_index = l_indix;
opj_read_bytes(p_header_data, &l_tmp, 2);
p_header_data += 2;
if (l_tmp != 0) {
opj_event_msg(p_manager, EVT_WARNING,
"Cannot take in charge multiple data spanning\n");
return OPJ_TRUE;
}
opj_read_bytes(p_header_data, &l_nb_collections,
2);
p_header_data += 2;
if (l_nb_collections > 1) {
opj_event_msg(p_manager, EVT_WARNING,
"Cannot take in charge multiple collections\n");
return OPJ_TRUE;
}
p_header_size -= 7;
for (i = 0; i < l_nb_collections; ++i) {
if (p_header_size < 3) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
return OPJ_FALSE;
}
opj_read_bytes(p_header_data, &l_tmp,
1);
++p_header_data;
if (l_tmp != 1) {
opj_event_msg(p_manager, EVT_WARNING,
"Cannot take in charge collections other than array decorrelation\n");
return OPJ_TRUE;
}
opj_read_bytes(p_header_data, &l_nb_comps, 2);
p_header_data += 2;
p_header_size -= 3;
l_nb_bytes_by_comp = 1 + (l_nb_comps >> 15);
l_mcc_record->m_nb_comps = l_nb_comps & 0x7fff;
if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2)) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
return OPJ_FALSE;
}
p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2);
for (j = 0; j < l_mcc_record->m_nb_comps; ++j) {
opj_read_bytes(p_header_data, &l_tmp,
l_nb_bytes_by_comp);
p_header_data += l_nb_bytes_by_comp;
if (l_tmp != j) {
opj_event_msg(p_manager, EVT_WARNING,
"Cannot take in charge collections with indix shuffle\n");
return OPJ_TRUE;
}
}
opj_read_bytes(p_header_data, &l_nb_comps, 2);
p_header_data += 2;
l_nb_bytes_by_comp = 1 + (l_nb_comps >> 15);
l_nb_comps &= 0x7fff;
if (l_nb_comps != l_mcc_record->m_nb_comps) {
opj_event_msg(p_manager, EVT_WARNING,
"Cannot take in charge collections without same number of indixes\n");
return OPJ_TRUE;
}
if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3)) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
return OPJ_FALSE;
}
p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3);
for (j = 0; j < l_mcc_record->m_nb_comps; ++j) {
opj_read_bytes(p_header_data, &l_tmp,
l_nb_bytes_by_comp);
p_header_data += l_nb_bytes_by_comp;
if (l_tmp != j) {
opj_event_msg(p_manager, EVT_WARNING,
"Cannot take in charge collections with indix shuffle\n");
return OPJ_TRUE;
}
}
opj_read_bytes(p_header_data, &l_tmp, 3);
p_header_data += 3;
l_mcc_record->m_is_irreversible = !((l_tmp >> 16) & 1);
l_mcc_record->m_decorrelation_array = 00;
l_mcc_record->m_offset_array = 00;
l_indix = l_tmp & 0xff;
if (l_indix != 0) {
l_mct_data = l_tcp->m_mct_records;
for (j = 0; j < l_tcp->m_nb_mct_records; ++j) {
if (l_mct_data->m_index == l_indix) {
l_mcc_record->m_decorrelation_array = l_mct_data;
break;
}
++l_mct_data;
}
if (l_mcc_record->m_decorrelation_array == 00) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
return OPJ_FALSE;
}
}
l_indix = (l_tmp >> 8) & 0xff;
if (l_indix != 0) {
l_mct_data = l_tcp->m_mct_records;
for (j = 0; j < l_tcp->m_nb_mct_records; ++j) {
if (l_mct_data->m_index == l_indix) {
l_mcc_record->m_offset_array = l_mct_data;
break;
}
++l_mct_data;
}
if (l_mcc_record->m_offset_array == 00) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
return OPJ_FALSE;
}
}
}
if (p_header_size != 0) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
return OPJ_FALSE;
}
if (l_new_mcc) {
++l_tcp->m_nb_mcc_records;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_mco(opj_j2k_t *p_j2k,
struct opj_stream_private *p_stream,
struct opj_event_mgr * p_manager
)
{
OPJ_BYTE * l_current_data = 00;
OPJ_UINT32 l_mco_size;
opj_tcp_t * l_tcp = 00;
opj_simple_mcc_decorrelation_data_t * l_mcc_record;
OPJ_UINT32 i;
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_stream != 00);
l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
l_mco_size = 5 + l_tcp->m_nb_mcc_records;
if (l_mco_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size);
if (! new_header_tile_data) {
opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCO marker\n");
return OPJ_FALSE;
}
p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mco_size;
}
l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
opj_write_bytes(l_current_data, J2K_MS_MCO, 2);
l_current_data += 2;
opj_write_bytes(l_current_data, l_mco_size - 2, 2);
l_current_data += 2;
opj_write_bytes(l_current_data, l_tcp->m_nb_mcc_records,
1);
++l_current_data;
l_mcc_record = l_tcp->m_mcc_records;
for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
opj_write_bytes(l_current_data, l_mcc_record->m_index,
1);
++l_current_data;
++l_mcc_record;
}
if (opj_stream_write_data(p_stream,
p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size,
p_manager) != l_mco_size) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_read_mco(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager
)
{
OPJ_UINT32 l_tmp, i;
OPJ_UINT32 l_nb_stages;
opj_tcp_t * l_tcp;
opj_tccp_t * l_tccp;
opj_image_t * l_image;
assert(p_header_data != 00);
assert(p_j2k != 00);
assert(p_manager != 00);
l_image = p_j2k->m_private_image;
l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
&p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
p_j2k->m_specific_param.m_decoder.m_default_tcp;
if (p_header_size < 1) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading MCO marker\n");
return OPJ_FALSE;
}
opj_read_bytes(p_header_data, &l_nb_stages,
1);
++p_header_data;
if (l_nb_stages > 1) {
opj_event_msg(p_manager, EVT_WARNING,
"Cannot take in charge multiple transformation stages.\n");
return OPJ_TRUE;
}
if (p_header_size != l_nb_stages + 1) {
opj_event_msg(p_manager, EVT_WARNING, "Error reading MCO marker\n");
return OPJ_FALSE;
}
l_tccp = l_tcp->tccps;
for (i = 0; i < l_image->numcomps; ++i) {
l_tccp->m_dc_level_shift = 0;
++l_tccp;
}
if (l_tcp->m_mct_decoding_matrix) {
opj_free(l_tcp->m_mct_decoding_matrix);
l_tcp->m_mct_decoding_matrix = 00;
}
for (i = 0; i < l_nb_stages; ++i) {
opj_read_bytes(p_header_data, &l_tmp, 1);
++p_header_data;
if (! opj_j2k_add_mct(l_tcp, p_j2k->m_private_image, l_tmp)) {
return OPJ_FALSE;
}
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image,
OPJ_UINT32 p_index)
{
OPJ_UINT32 i;
opj_simple_mcc_decorrelation_data_t * l_mcc_record;
opj_mct_data_t * l_deco_array, * l_offset_array;
OPJ_UINT32 l_data_size, l_mct_size, l_offset_size;
OPJ_UINT32 l_nb_elem;
OPJ_UINT32 * l_offset_data, * l_current_offset_data;
opj_tccp_t * l_tccp;
assert(p_tcp != 00);
l_mcc_record = p_tcp->m_mcc_records;
for (i = 0; i < p_tcp->m_nb_mcc_records; ++i) {
if (l_mcc_record->m_index == p_index) {
break;
}
}
if (i == p_tcp->m_nb_mcc_records) {
return OPJ_TRUE;
}
if (l_mcc_record->m_nb_comps != p_image->numcomps) {
return OPJ_TRUE;
}
l_deco_array = l_mcc_record->m_decorrelation_array;
if (l_deco_array) {
l_data_size = MCT_ELEMENT_SIZE[l_deco_array->m_element_type] * p_image->numcomps
* p_image->numcomps;
if (l_deco_array->m_data_size != l_data_size) {
return OPJ_FALSE;
}
l_nb_elem = p_image->numcomps * p_image->numcomps;
l_mct_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
p_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
if (! p_tcp->m_mct_decoding_matrix) {
return OPJ_FALSE;
}
j2k_mct_read_functions_to_float[l_deco_array->m_element_type](
l_deco_array->m_data, p_tcp->m_mct_decoding_matrix, l_nb_elem);
}
l_offset_array = l_mcc_record->m_offset_array;
if (l_offset_array) {
l_data_size = MCT_ELEMENT_SIZE[l_offset_array->m_element_type] *
p_image->numcomps;
if (l_offset_array->m_data_size != l_data_size) {
return OPJ_FALSE;
}
l_nb_elem = p_image->numcomps;
l_offset_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_UINT32);
l_offset_data = (OPJ_UINT32*)opj_malloc(l_offset_size);
if (! l_offset_data) {
return OPJ_FALSE;
}
j2k_mct_read_functions_to_int32[l_offset_array->m_element_type](
l_offset_array->m_data, l_offset_data, l_nb_elem);
l_tccp = p_tcp->tccps;
l_current_offset_data = l_offset_data;
for (i = 0; i < p_image->numcomps; ++i) {
l_tccp->m_dc_level_shift = (OPJ_INT32) * (l_current_offset_data++);
++l_tccp;
}
opj_free(l_offset_data);
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_cbd(opj_j2k_t *p_j2k,
struct opj_stream_private *p_stream,
struct opj_event_mgr * p_manager)
{
OPJ_UINT32 i;
OPJ_UINT32 l_cbd_size;
OPJ_BYTE * l_current_data = 00;
opj_image_t *l_image = 00;
opj_image_comp_t * l_comp = 00;
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_stream != 00);
l_image = p_j2k->m_private_image;
l_cbd_size = 6 + p_j2k->m_private_image->numcomps;
if (l_cbd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size);
if (! new_header_tile_data) {
opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write CBD marker\n");
return OPJ_FALSE;
}
p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_cbd_size;
}
l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
opj_write_bytes(l_current_data, J2K_MS_CBD, 2);
l_current_data += 2;
opj_write_bytes(l_current_data, l_cbd_size - 2, 2);
l_current_data += 2;
opj_write_bytes(l_current_data, l_image->numcomps, 2);
l_current_data += 2;
l_comp = l_image->comps;
for (i = 0; i < l_image->numcomps; ++i) {
opj_write_bytes(l_current_data, (l_comp->sgnd << 7) | (l_comp->prec - 1),
1);
++l_current_data;
++l_comp;
}
if (opj_stream_write_data(p_stream,
p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size,
p_manager) != l_cbd_size) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_read_cbd(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager
)
{
OPJ_UINT32 l_nb_comp, l_num_comp;
OPJ_UINT32 l_comp_def;
OPJ_UINT32 i;
opj_image_comp_t * l_comp = 00;
assert(p_header_data != 00);
assert(p_j2k != 00);
assert(p_manager != 00);
l_num_comp = p_j2k->m_private_image->numcomps;
if (p_header_size != (p_j2k->m_private_image->numcomps + 2)) {
opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
return OPJ_FALSE;
}
opj_read_bytes(p_header_data, &l_nb_comp,
2);
p_header_data += 2;
if (l_nb_comp != l_num_comp) {
opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
return OPJ_FALSE;
}
l_comp = p_j2k->m_private_image->comps;
for (i = 0; i < l_num_comp; ++i) {
opj_read_bytes(p_header_data, &l_comp_def,
1);
++p_header_data;
l_comp->sgnd = (l_comp_def >> 7) & 1;
l_comp->prec = (l_comp_def & 0x7f) + 1;
if (l_comp->prec > 31) {
opj_event_msg(p_manager, EVT_ERROR,
"Invalid values for comp = %d : prec=%u (should be between 1 and 38 according to the JPEG2000 norm. OpenJpeg only supports up to 31)\n",
i, l_comp->prec);
return OPJ_FALSE;
}
++l_comp;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_read_cap(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager
)
{
assert(p_header_data != 00);
assert(p_j2k != 00);
assert(p_manager != 00);
(void)p_j2k;
(void)p_header_data;
(void)p_header_size;
(void)p_manager;
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_read_cpf(opj_j2k_t *p_j2k,
OPJ_BYTE * p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager
)
{
assert(p_header_data != 00);
assert(p_j2k != 00);
assert(p_manager != 00);
(void)p_j2k;
(void)p_header_data;
(void)p_header_size;
(void)p_manager;
return OPJ_TRUE;
}
void opj_j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters)
{
if (j2k && parameters) {
j2k->m_cp.m_specific_param.m_dec.m_layer = parameters->cp_layer;
j2k->m_cp.m_specific_param.m_dec.m_reduce = parameters->cp_reduce;
j2k->dump_state = (parameters->flags & OPJ_DPARAMETERS_DUMP_FLAG);
#ifdef USE_JPWL
j2k->m_cp.correct = parameters->jpwl_correct;
j2k->m_cp.exp_comps = parameters->jpwl_exp_comps;
j2k->m_cp.max_tiles = parameters->jpwl_max_tiles;
#endif
}
}
void opj_j2k_decoder_set_strict_mode(opj_j2k_t *j2k, OPJ_BOOL strict)
{
if (j2k) {
j2k->m_cp.strict = strict;
}
}
OPJ_BOOL opj_j2k_set_threads(opj_j2k_t *j2k, OPJ_UINT32 num_threads)
{
if (opj_has_thread_support() && j2k->m_tcd == NULL) {
opj_thread_pool_destroy(j2k->m_tp);
j2k->m_tp = NULL;
if (num_threads <= (OPJ_UINT32)INT_MAX) {
j2k->m_tp = opj_thread_pool_create((int)num_threads);
}
if (j2k->m_tp == NULL) {
j2k->m_tp = opj_thread_pool_create(0);
return OPJ_FALSE;
}
return OPJ_TRUE;
}
return OPJ_FALSE;
}
static int opj_j2k_get_default_thread_count(void)
{
const char* num_threads_str = getenv("OPJ_NUM_THREADS");
int num_cpus;
int num_threads;
if (num_threads_str == NULL || !opj_has_thread_support()) {
return 0;
}
num_cpus = opj_get_num_cpus();
if (strcmp(num_threads_str, "ALL_CPUS") == 0) {
return num_cpus;
}
if (num_cpus == 0) {
num_cpus = 32;
}
num_threads = atoi(num_threads_str);
if (num_threads < 0) {
num_threads = 0;
} else if (num_threads > 2 * num_cpus) {
num_threads = 2 * num_cpus;
}
return num_threads;
}
opj_j2k_t* opj_j2k_create_compress(void)
{
opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
if (!l_j2k) {
return NULL;
}
l_j2k->m_is_decoder = 0;
l_j2k->m_cp.m_is_decoder = 0;
l_j2k->m_specific_param.m_encoder.m_header_tile_data = (OPJ_BYTE *) opj_malloc(
OPJ_J2K_DEFAULT_HEADER_SIZE);
if (! l_j2k->m_specific_param.m_encoder.m_header_tile_data) {
opj_j2k_destroy(l_j2k);
return NULL;
}
l_j2k->m_specific_param.m_encoder.m_header_tile_data_size =
OPJ_J2K_DEFAULT_HEADER_SIZE;
l_j2k->m_validation_list = opj_procedure_list_create();
if (! l_j2k->m_validation_list) {
opj_j2k_destroy(l_j2k);
return NULL;
}
l_j2k->m_procedure_list = opj_procedure_list_create();
if (! l_j2k->m_procedure_list) {
opj_j2k_destroy(l_j2k);
return NULL;
}
l_j2k->m_tp = opj_thread_pool_create(opj_j2k_get_default_thread_count());
if (!l_j2k->m_tp) {
l_j2k->m_tp = opj_thread_pool_create(0);
}
if (!l_j2k->m_tp) {
opj_j2k_destroy(l_j2k);
return NULL;
}
return l_j2k;
}
static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres)
{
POC[0].tile = 1;
POC[0].resno0 = 0;
POC[0].compno0 = 0;
POC[0].layno1 = 1;
POC[0].resno1 = (OPJ_UINT32)(numres - 1);
POC[0].compno1 = 3;
POC[0].prg1 = OPJ_CPRL;
POC[1].tile = 1;
POC[1].resno0 = (OPJ_UINT32)(numres - 1);
POC[1].compno0 = 0;
POC[1].layno1 = 1;
POC[1].resno1 = (OPJ_UINT32)numres;
POC[1].compno1 = 3;
POC[1].prg1 = OPJ_CPRL;
return 2;
}
static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters,
opj_image_t *image, opj_event_mgr_t *p_manager)
{
int i;
parameters->tile_size_on = OPJ_FALSE;
parameters->cp_tdx = 1;
parameters->cp_tdy = 1;
parameters->tp_flag = 'C';
parameters->tp_on = 1;
parameters->cp_tx0 = 0;
parameters->cp_ty0 = 0;
parameters->image_offset_x0 = 0;
parameters->image_offset_y0 = 0;
parameters->cblockw_init = 32;
parameters->cblockh_init = 32;
parameters->mode = 0;
parameters->roi_compno = -1;
parameters->subsampling_dx = 1;
parameters->subsampling_dy = 1;
parameters->irreversible = 1;
if (parameters->tcp_numlayers > 1) {
opj_event_msg(p_manager, EVT_WARNING,
"JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
"1 single quality layer"
"-> Number of layers forced to 1 (rather than %d)\n"
"-> Rate of the last layer (%3.1f) will be used",
parameters->tcp_numlayers,
parameters->tcp_rates[parameters->tcp_numlayers - 1]);
parameters->tcp_rates[0] = parameters->tcp_rates[parameters->tcp_numlayers - 1];
parameters->tcp_numlayers = 1;
}
switch (parameters->rsiz) {
case OPJ_PROFILE_CINEMA_2K:
if (parameters->numresolution > 6) {
opj_event_msg(p_manager, EVT_WARNING,
"JPEG 2000 Profile-3 (2k dc profile) requires:\n"
"Number of decomposition levels <= 5\n"
"-> Number of decomposition levels forced to 5 (rather than %d)\n",
parameters->numresolution + 1);
parameters->numresolution = 6;
}
break;
case OPJ_PROFILE_CINEMA_4K:
if (parameters->numresolution < 2) {
opj_event_msg(p_manager, EVT_WARNING,
"JPEG 2000 Profile-4 (4k dc profile) requires:\n"
"Number of decomposition levels >= 1 && <= 6\n"
"-> Number of decomposition levels forced to 1 (rather than %d)\n",
parameters->numresolution + 1);
parameters->numresolution = 1;
} else if (parameters->numresolution > 7) {
opj_event_msg(p_manager, EVT_WARNING,
"JPEG 2000 Profile-4 (4k dc profile) requires:\n"
"Number of decomposition levels >= 1 && <= 6\n"
"-> Number of decomposition levels forced to 6 (rather than %d)\n",
parameters->numresolution + 1);
parameters->numresolution = 7;
}
break;
default :
break;
}
parameters->csty |= J2K_CP_CSTY_PRT;
if (parameters->numresolution == 1) {
parameters->res_spec = 1;
parameters->prcw_init[0] = 128;
parameters->prch_init[0] = 128;
} else {
parameters->res_spec = parameters->numresolution - 1;
for (i = 0; i < parameters->res_spec; i++) {
parameters->prcw_init[i] = 256;
parameters->prch_init[i] = 256;
}
}
parameters->prog_order = OPJ_CPRL;
if (parameters->rsiz == OPJ_PROFILE_CINEMA_4K) {
parameters->numpocs = (OPJ_UINT32)opj_j2k_initialise_4K_poc(parameters->POC,
parameters->numresolution);
} else {
parameters->numpocs = 0;
}
parameters->cp_disto_alloc = 1;
if (parameters->max_cs_size <= 0) {
parameters->max_cs_size = OPJ_CINEMA_24_CS;
opj_event_msg(p_manager, EVT_WARNING,
"JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
"Maximum 1302083 compressed bytes @ 24fps\n"
"As no rate has been given, this limit will be used.\n");
} else if (parameters->max_cs_size > OPJ_CINEMA_24_CS) {
opj_event_msg(p_manager, EVT_WARNING,
"JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
"Maximum 1302083 compressed bytes @ 24fps\n"
"-> Specified rate exceeds this limit. Rate will be forced to 1302083 bytes.\n");
parameters->max_cs_size = OPJ_CINEMA_24_CS;
}
if (parameters->max_comp_size <= 0) {
parameters->max_comp_size = OPJ_CINEMA_24_COMP;
opj_event_msg(p_manager, EVT_WARNING,
"JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
"Maximum 1041666 compressed bytes @ 24fps\n"
"As no rate has been given, this limit will be used.\n");
} else if (parameters->max_comp_size > OPJ_CINEMA_24_COMP) {
opj_event_msg(p_manager, EVT_WARNING,
"JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
"Maximum 1041666 compressed bytes @ 24fps\n"
"-> Specified rate exceeds this limit. Rate will be forced to 1041666 bytes.\n");
parameters->max_comp_size = OPJ_CINEMA_24_COMP;
}
parameters->tcp_rates[0] = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
image->comps[0].h * image->comps[0].prec) /
(OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx *
image->comps[0].dy);
}
static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz,
opj_event_mgr_t *p_manager)
{
OPJ_UINT32 i;
if (image->numcomps != 3) {
opj_event_msg(p_manager, EVT_WARNING,
"JPEG 2000 Profile-3 (2k dc profile) requires:\n"
"3 components"
"-> Number of components of input image (%d) is not compliant\n"
"-> Non-profile-3 codestream will be generated\n",
image->numcomps);
return OPJ_FALSE;
}
for (i = 0; i < image->numcomps; i++) {
if ((image->comps[i].prec != 12) | (image->comps[i].sgnd)) {
char signed_str[] = "signed";
char unsigned_str[] = "unsigned";
char *tmp_str = image->comps[i].sgnd ? signed_str : unsigned_str;
opj_event_msg(p_manager, EVT_WARNING,
"JPEG 2000 Profile-3 (2k dc profile) requires:\n"
"Precision of each component shall be 12 bits unsigned"
"-> At least component %d of input image (%d bits, %s) is not compliant\n"
"-> Non-profile-3 codestream will be generated\n",
i, image->comps[i].prec, tmp_str);
return OPJ_FALSE;
}
}
switch (rsiz) {
case OPJ_PROFILE_CINEMA_2K:
if (((image->comps[0].w > 2048) | (image->comps[0].h > 1080))) {
opj_event_msg(p_manager, EVT_WARNING,
"JPEG 2000 Profile-3 (2k dc profile) requires:\n"
"width <= 2048 and height <= 1080\n"
"-> Input image size %d x %d is not compliant\n"
"-> Non-profile-3 codestream will be generated\n",
image->comps[0].w, image->comps[0].h);
return OPJ_FALSE;
}
break;
case OPJ_PROFILE_CINEMA_4K:
if (((image->comps[0].w > 4096) | (image->comps[0].h > 2160))) {
opj_event_msg(p_manager, EVT_WARNING,
"JPEG 2000 Profile-4 (4k dc profile) requires:\n"
"width <= 4096 and height <= 2160\n"
"-> Image size %d x %d is not compliant\n"
"-> Non-profile-4 codestream will be generated\n",
image->comps[0].w, image->comps[0].h);
return OPJ_FALSE;
}
break;
default :
break;
}
return OPJ_TRUE;
}
static int opj_j2k_get_imf_max_NL(opj_cparameters_t *parameters,
opj_image_t *image)
{
const OPJ_UINT16 rsiz = parameters->rsiz;
const OPJ_UINT16 profile = OPJ_GET_IMF_PROFILE(rsiz);
const OPJ_UINT32 XTsiz = parameters->tile_size_on ? (OPJ_UINT32)
parameters->cp_tdx : image->x1;
switch (profile) {
case OPJ_PROFILE_IMF_2K:
return 5;
case OPJ_PROFILE_IMF_4K:
return 6;
case OPJ_PROFILE_IMF_8K:
return 7;
case OPJ_PROFILE_IMF_2K_R: {
if (XTsiz >= 2048) {
return 5;
} else if (XTsiz >= 1024) {
return 4;
}
break;
}
case OPJ_PROFILE_IMF_4K_R: {
if (XTsiz >= 4096) {
return 6;
} else if (XTsiz >= 2048) {
return 5;
} else if (XTsiz >= 1024) {
return 4;
}
break;
}
case OPJ_PROFILE_IMF_8K_R: {
if (XTsiz >= 8192) {
return 7;
} else if (XTsiz >= 4096) {
return 6;
} else if (XTsiz >= 2048) {
return 5;
} else if (XTsiz >= 1024) {
return 4;
}
break;
}
default:
break;
}
return -1;
}
static void opj_j2k_set_imf_parameters(opj_cparameters_t *parameters,
opj_image_t *image, opj_event_mgr_t *p_manager)
{
const OPJ_UINT16 rsiz = parameters->rsiz;
const OPJ_UINT16 profile = OPJ_GET_IMF_PROFILE(rsiz);
OPJ_UNUSED(p_manager);
if (parameters->cblockw_init == OPJ_COMP_PARAM_DEFAULT_CBLOCKW &&
parameters->cblockh_init == OPJ_COMP_PARAM_DEFAULT_CBLOCKH) {
parameters->cblockw_init = 32;
parameters->cblockh_init = 32;
}
parameters->tp_flag = 'C';
parameters->tp_on = 1;
if (parameters->prog_order == OPJ_COMP_PARAM_DEFAULT_PROG_ORDER) {
parameters->prog_order = OPJ_CPRL;
}
if (profile == OPJ_PROFILE_IMF_2K ||
profile == OPJ_PROFILE_IMF_4K ||
profile == OPJ_PROFILE_IMF_8K) {
parameters->irreversible = 1;
}
if (parameters->numresolution == OPJ_COMP_PARAM_DEFAULT_NUMRESOLUTION &&
image->x0 == 0 &&
image->y0 == 0) {
const int max_NL = opj_j2k_get_imf_max_NL(parameters, image);
if (max_NL >= 0 && parameters->numresolution > max_NL) {
parameters->numresolution = max_NL + 1;
}
if (!parameters->tile_size_on) {
while (parameters->numresolution > 0) {
if (image->x1 < (1U << ((OPJ_UINT32)parameters->numresolution - 1U))) {
parameters->numresolution --;
continue;
}
if (image->y1 < (1U << ((OPJ_UINT32)parameters->numresolution - 1U))) {
parameters->numresolution --;
continue;
}
break;
}
}
}
if (parameters->csty == 0) {
parameters->csty |= J2K_CP_CSTY_PRT;
if (parameters->numresolution == 1) {
parameters->res_spec = 1;
parameters->prcw_init[0] = 128;
parameters->prch_init[0] = 128;
} else {
int i;
parameters->res_spec = parameters->numresolution - 1;
for (i = 0; i < parameters->res_spec; i++) {
parameters->prcw_init[i] = 256;
parameters->prch_init[i] = 256;
}
}
}
}
static const OPJ_UINT16 tabMaxSubLevelFromMainLevel[] = {
15,
1,
1,
1,
2,
3,
4,
5,
6,
7,
8,
9
};
static OPJ_BOOL opj_j2k_is_imf_compliant(opj_cparameters_t *parameters,
opj_image_t *image,
opj_event_mgr_t *p_manager)
{
OPJ_UINT32 i;
const OPJ_UINT16 rsiz = parameters->rsiz;
const OPJ_UINT16 profile = OPJ_GET_IMF_PROFILE(rsiz);
const OPJ_UINT16 mainlevel = OPJ_GET_IMF_MAINLEVEL(rsiz);
const OPJ_UINT16 sublevel = OPJ_GET_IMF_SUBLEVEL(rsiz);
const int NL = parameters->numresolution - 1;
const OPJ_UINT32 XTsiz = parameters->tile_size_on ? (OPJ_UINT32)
parameters->cp_tdx : image->x1;
OPJ_BOOL ret = OPJ_TRUE;
if (mainlevel > OPJ_IMF_MAINLEVEL_MAX) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF profile require mainlevel <= 11.\n"
"-> %d is thus not compliant\n"
"-> Non-IMF codestream will be generated\n",
mainlevel);
ret = OPJ_FALSE;
} else {
assert(sizeof(tabMaxSubLevelFromMainLevel) ==
(OPJ_IMF_MAINLEVEL_MAX + 1) * sizeof(tabMaxSubLevelFromMainLevel[0]));
if (sublevel > tabMaxSubLevelFromMainLevel[mainlevel]) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF profile require sublevel <= %d for mainlevel = %d.\n"
"-> %d is thus not compliant\n"
"-> Non-IMF codestream will be generated\n",
tabMaxSubLevelFromMainLevel[mainlevel],
mainlevel,
sublevel);
ret = OPJ_FALSE;
}
}
if (image->numcomps > 3) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF profiles require at most 3 components.\n"
"-> Number of components of input image (%d) is not compliant\n"
"-> Non-IMF codestream will be generated\n",
image->numcomps);
ret = OPJ_FALSE;
}
if (image->x0 != 0 || image->y0 != 0) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF profiles require image origin to be at 0,0.\n"
"-> %d,%d is not compliant\n"
"-> Non-IMF codestream will be generated\n",
image->x0, image->y0 != 0);
ret = OPJ_FALSE;
}
if (parameters->cp_tx0 != 0 || parameters->cp_ty0 != 0) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF profiles require tile origin to be at 0,0.\n"
"-> %d,%d is not compliant\n"
"-> Non-IMF codestream will be generated\n",
parameters->cp_tx0, parameters->cp_ty0);
ret = OPJ_FALSE;
}
if (parameters->tile_size_on) {
if (profile == OPJ_PROFILE_IMF_2K ||
profile == OPJ_PROFILE_IMF_4K ||
profile == OPJ_PROFILE_IMF_8K) {
if ((OPJ_UINT32)parameters->cp_tdx < image->x1 ||
(OPJ_UINT32)parameters->cp_tdy < image->y1) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF 2K/4K/8K single tile profiles require tile to be greater or equal to image size.\n"
"-> %d,%d is lesser than %d,%d\n"
"-> Non-IMF codestream will be generated\n",
parameters->cp_tdx,
parameters->cp_tdy,
image->x1,
image->y1);
ret = OPJ_FALSE;
}
} else {
if ((OPJ_UINT32)parameters->cp_tdx >= image->x1 &&
(OPJ_UINT32)parameters->cp_tdy >= image->y1) {
} else if (parameters->cp_tdx == 1024 &&
parameters->cp_tdy == 1024) {
} else if (parameters->cp_tdx == 2048 &&
parameters->cp_tdy == 2048 &&
(profile == OPJ_PROFILE_IMF_4K ||
profile == OPJ_PROFILE_IMF_8K)) {
} else if (parameters->cp_tdx == 4096 &&
parameters->cp_tdy == 4096 &&
profile == OPJ_PROFILE_IMF_8K) {
} else {
opj_event_msg(p_manager, EVT_WARNING,
"IMF 2K_R/4K_R/8K_R single/multiple tile profiles "
"require tile to be greater or equal to image size,\n"
"or to be (1024,1024), or (2048,2048) for 4K_R/8K_R "
"or (4096,4096) for 8K_R.\n"
"-> %d,%d is non conformant\n"
"-> Non-IMF codestream will be generated\n",
parameters->cp_tdx,
parameters->cp_tdy);
ret = OPJ_FALSE;
}
}
}
for (i = 0; i < image->numcomps; i++) {
if (!(image->comps[i].prec >= 8 && image->comps[i].prec <= 16) ||
(image->comps[i].sgnd)) {
char signed_str[] = "signed";
char unsigned_str[] = "unsigned";
char *tmp_str = image->comps[i].sgnd ? signed_str : unsigned_str;
opj_event_msg(p_manager, EVT_WARNING,
"IMF profiles require precision of each component to b in [8-16] bits unsigned"
"-> At least component %d of input image (%d bits, %s) is not compliant\n"
"-> Non-IMF codestream will be generated\n",
i, image->comps[i].prec, tmp_str);
ret = OPJ_FALSE;
}
}
for (i = 0; i < image->numcomps; i++) {
if (i == 0 && image->comps[i].dx != 1) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF profiles require XRSiz1 == 1. Here it is set to %d.\n"
"-> Non-IMF codestream will be generated\n",
image->comps[i].dx);
ret = OPJ_FALSE;
}
if (i == 1 && image->comps[i].dx != 1 && image->comps[i].dx != 2) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF profiles require XRSiz2 == 1 or 2. Here it is set to %d.\n"
"-> Non-IMF codestream will be generated\n",
image->comps[i].dx);
ret = OPJ_FALSE;
}
if (i > 1 && image->comps[i].dx != image->comps[i - 1].dx) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF profiles require XRSiz%d to be the same as XRSiz2. "
"Here it is set to %d instead of %d.\n"
"-> Non-IMF codestream will be generated\n",
i + 1, image->comps[i].dx, image->comps[i - 1].dx);
ret = OPJ_FALSE;
}
if (image->comps[i].dy != 1) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF profiles require YRsiz == 1. "
"Here it is set to %d for component %d.\n"
"-> Non-IMF codestream will be generated\n",
image->comps[i].dy, i);
ret = OPJ_FALSE;
}
}
switch (profile) {
case OPJ_PROFILE_IMF_2K:
case OPJ_PROFILE_IMF_2K_R:
if (((image->comps[0].w > 2048) | (image->comps[0].h > 1556))) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF 2K/2K_R profile require:\n"
"width <= 2048 and height <= 1556\n"
"-> Input image size %d x %d is not compliant\n"
"-> Non-IMF codestream will be generated\n",
image->comps[0].w, image->comps[0].h);
ret = OPJ_FALSE;
}
break;
case OPJ_PROFILE_IMF_4K:
case OPJ_PROFILE_IMF_4K_R:
if (((image->comps[0].w > 4096) | (image->comps[0].h > 3112))) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF 4K/4K_R profile require:\n"
"width <= 4096 and height <= 3112\n"
"-> Input image size %d x %d is not compliant\n"
"-> Non-IMF codestream will be generated\n",
image->comps[0].w, image->comps[0].h);
ret = OPJ_FALSE;
}
break;
case OPJ_PROFILE_IMF_8K:
case OPJ_PROFILE_IMF_8K_R:
if (((image->comps[0].w > 8192) | (image->comps[0].h > 6224))) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF 8K/8K_R profile require:\n"
"width <= 8192 and height <= 6224\n"
"-> Input image size %d x %d is not compliant\n"
"-> Non-IMF codestream will be generated\n",
image->comps[0].w, image->comps[0].h);
ret = OPJ_FALSE;
}
break;
default :
assert(0);
return OPJ_FALSE;
}
if (parameters->roi_compno != -1) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF profile forbid RGN / region of interest marker.\n"
"-> Compression parameters specify a ROI\n"
"-> Non-IMF codestream will be generated\n");
ret = OPJ_FALSE;
}
if (parameters->cblockw_init != 32 || parameters->cblockh_init != 32) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF profile require code block size to be 32x32.\n"
"-> Compression parameters set it to %dx%d.\n"
"-> Non-IMF codestream will be generated\n",
parameters->cblockw_init,
parameters->cblockh_init);
ret = OPJ_FALSE;
}
if (parameters->prog_order != OPJ_CPRL) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF profile require progression order to be CPRL.\n"
"-> Compression parameters set it to %d.\n"
"-> Non-IMF codestream will be generated\n",
parameters->prog_order);
ret = OPJ_FALSE;
}
if (parameters->numpocs != 0) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF profile forbid POC markers.\n"
"-> Compression parameters set %d POC.\n"
"-> Non-IMF codestream will be generated\n",
parameters->numpocs);
ret = OPJ_FALSE;
}
if (parameters->mode != 0) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF profile forbid mode switch in code block style.\n"
"-> Compression parameters set code block style to %d.\n"
"-> Non-IMF codestream will be generated\n",
parameters->mode);
ret = OPJ_FALSE;
}
if (profile == OPJ_PROFILE_IMF_2K ||
profile == OPJ_PROFILE_IMF_4K ||
profile == OPJ_PROFILE_IMF_8K) {
if (parameters->irreversible != 1) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF 2K/4K/8K profiles require 9-7 Irreversible Transform.\n"
"-> Compression parameters set it to reversible.\n"
"-> Non-IMF codestream will be generated\n");
ret = OPJ_FALSE;
}
} else {
if (parameters->irreversible != 0) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF 2K/4K/8K profiles require 5-3 reversible Transform.\n"
"-> Compression parameters set it to irreversible.\n"
"-> Non-IMF codestream will be generated\n");
ret = OPJ_FALSE;
}
}
if (parameters->tcp_numlayers != 1) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF 2K/4K/8K profiles require 1 single quality layer.\n"
"-> Number of layers is %d.\n"
"-> Non-IMF codestream will be generated\n",
parameters->tcp_numlayers);
ret = OPJ_FALSE;
}
switch (profile) {
case OPJ_PROFILE_IMF_2K:
if (!(NL >= 1 && NL <= 5)) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF 2K profile requires 1 <= NL <= 5:\n"
"-> Number of decomposition levels is %d.\n"
"-> Non-IMF codestream will be generated\n",
NL);
ret = OPJ_FALSE;
}
break;
case OPJ_PROFILE_IMF_4K:
if (!(NL >= 1 && NL <= 6)) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF 4K profile requires 1 <= NL <= 6:\n"
"-> Number of decomposition levels is %d.\n"
"-> Non-IMF codestream will be generated\n",
NL);
ret = OPJ_FALSE;
}
break;
case OPJ_PROFILE_IMF_8K:
if (!(NL >= 1 && NL <= 7)) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF 8K profile requires 1 <= NL <= 7:\n"
"-> Number of decomposition levels is %d.\n"
"-> Non-IMF codestream will be generated\n",
NL);
ret = OPJ_FALSE;
}
break;
case OPJ_PROFILE_IMF_2K_R: {
if (XTsiz >= 2048) {
if (!(NL >= 1 && NL <= 5)) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF 2K_R profile requires 1 <= NL <= 5 for XTsiz >= 2048:\n"
"-> Number of decomposition levels is %d.\n"
"-> Non-IMF codestream will be generated\n",
NL);
ret = OPJ_FALSE;
}
} else if (XTsiz >= 1024) {
if (!(NL >= 1 && NL <= 4)) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF 2K_R profile requires 1 <= NL <= 4 for XTsiz in [1024,2048[:\n"
"-> Number of decomposition levels is %d.\n"
"-> Non-IMF codestream will be generated\n",
NL);
ret = OPJ_FALSE;
}
}
break;
}
case OPJ_PROFILE_IMF_4K_R: {
if (XTsiz >= 4096) {
if (!(NL >= 1 && NL <= 6)) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF 4K_R profile requires 1 <= NL <= 6 for XTsiz >= 4096:\n"
"-> Number of decomposition levels is %d.\n"
"-> Non-IMF codestream will be generated\n",
NL);
ret = OPJ_FALSE;
}
} else if (XTsiz >= 2048) {
if (!(NL >= 1 && NL <= 5)) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF 4K_R profile requires 1 <= NL <= 5 for XTsiz in [2048,4096[:\n"
"-> Number of decomposition levels is %d.\n"
"-> Non-IMF codestream will be generated\n",
NL);
ret = OPJ_FALSE;
}
} else if (XTsiz >= 1024) {
if (!(NL >= 1 && NL <= 4)) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF 4K_R profile requires 1 <= NL <= 4 for XTsiz in [1024,2048[:\n"
"-> Number of decomposition levels is %d.\n"
"-> Non-IMF codestream will be generated\n",
NL);
ret = OPJ_FALSE;
}
}
break;
}
case OPJ_PROFILE_IMF_8K_R: {
if (XTsiz >= 8192) {
if (!(NL >= 1 && NL <= 7)) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF 4K_R profile requires 1 <= NL <= 7 for XTsiz >= 8192:\n"
"-> Number of decomposition levels is %d.\n"
"-> Non-IMF codestream will be generated\n",
NL);
ret = OPJ_FALSE;
}
} else if (XTsiz >= 4096) {
if (!(NL >= 1 && NL <= 6)) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF 4K_R profile requires 1 <= NL <= 6 for XTsiz in [4096,8192[:\n"
"-> Number of decomposition levels is %d.\n"
"-> Non-IMF codestream will be generated\n",
NL);
ret = OPJ_FALSE;
}
} else if (XTsiz >= 2048) {
if (!(NL >= 1 && NL <= 5)) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF 4K_R profile requires 1 <= NL <= 5 for XTsiz in [2048,4096[:\n"
"-> Number of decomposition levels is %d.\n"
"-> Non-IMF codestream will be generated\n",
NL);
ret = OPJ_FALSE;
}
} else if (XTsiz >= 1024) {
if (!(NL >= 1 && NL <= 4)) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF 4K_R profile requires 1 <= NL <= 4 for XTsiz in [1024,2048[:\n"
"-> Number of decomposition levels is %d.\n"
"-> Non-IMF codestream will be generated\n",
NL);
ret = OPJ_FALSE;
}
}
break;
}
default:
break;
}
if (parameters->numresolution == 1) {
if (parameters->res_spec != 1 ||
parameters->prcw_init[0] != 128 ||
parameters->prch_init[0] != 128) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF profiles require PPx = PPy = 7 for NLLL band, else 8.\n"
"-> Supplied values are different from that.\n"
"-> Non-IMF codestream will be generated\n");
ret = OPJ_FALSE;
}
} else {
int i;
for (i = 0; i < parameters->res_spec; i++) {
if (parameters->prcw_init[i] != 256 ||
parameters->prch_init[i] != 256) {
opj_event_msg(p_manager, EVT_WARNING,
"IMF profiles require PPx = PPy = 7 for NLLL band, else 8.\n"
"-> Supplied values are different from that.\n"
"-> Non-IMF codestream will be generated\n");
ret = OPJ_FALSE;
}
}
}
return ret;
}
OPJ_BOOL opj_j2k_setup_encoder(opj_j2k_t *p_j2k,
opj_cparameters_t *parameters,
opj_image_t *image,
opj_event_mgr_t * p_manager)
{
OPJ_UINT32 i, j, tileno, numpocs_tile;
opj_cp_t *cp = 00;
OPJ_UINT32 cblkw, cblkh;
if (!p_j2k || !parameters || ! image) {
return OPJ_FALSE;
}
if ((parameters->numresolution <= 0) ||
(parameters->numresolution > OPJ_J2K_MAXRLVLS)) {
opj_event_msg(p_manager, EVT_ERROR,
"Invalid number of resolutions : %d not in range [1,%d]\n",
parameters->numresolution, OPJ_J2K_MAXRLVLS);
return OPJ_FALSE;
}
if (parameters->cblockw_init < 4 || parameters->cblockw_init > 1024) {
opj_event_msg(p_manager, EVT_ERROR,
"Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n",
parameters->cblockw_init);
return OPJ_FALSE;
}
if (parameters->cblockh_init < 4 || parameters->cblockh_init > 1024) {
opj_event_msg(p_manager, EVT_ERROR,
"Invalid value for cblockh_init: %d not a power of 2 not in range [4,1024]\n",
parameters->cblockh_init);
return OPJ_FALSE;
}
if (parameters->cblockw_init * parameters->cblockh_init > 4096) {
opj_event_msg(p_manager, EVT_ERROR,
"Invalid value for cblockw_init * cblockh_init: should be <= 4096\n");
return OPJ_FALSE;
}
cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init);
cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init);
if (parameters->cblockw_init != (1 << cblkw)) {
opj_event_msg(p_manager, EVT_ERROR,
"Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n",
parameters->cblockw_init);
return OPJ_FALSE;
}
if (parameters->cblockh_init != (1 << cblkh)) {
opj_event_msg(p_manager, EVT_ERROR,
"Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n",
parameters->cblockh_init);
return OPJ_FALSE;
}
if (parameters->cp_fixed_alloc) {
if (parameters->cp_matrice == NULL) {
opj_event_msg(p_manager, EVT_ERROR,
"cp_fixed_alloc set, but cp_matrice missing\n");
return OPJ_FALSE;
}
if (parameters->tcp_numlayers > J2K_TCD_MATRIX_MAX_LAYER_COUNT) {
opj_event_msg(p_manager, EVT_ERROR,
"tcp_numlayers when cp_fixed_alloc set should not exceed %d\n",
J2K_TCD_MATRIX_MAX_LAYER_COUNT);
return OPJ_FALSE;
}
if (parameters->numresolution > J2K_TCD_MATRIX_MAX_RESOLUTION_COUNT) {
opj_event_msg(p_manager, EVT_ERROR,
"numresolution when cp_fixed_alloc set should not exceed %d\n",
J2K_TCD_MATRIX_MAX_RESOLUTION_COUNT);
return OPJ_FALSE;
}
}
p_j2k->m_specific_param.m_encoder.m_nb_comps = image->numcomps;
cp = &(p_j2k->m_cp);
cp->tw = 1;
cp->th = 1;
if (parameters->rsiz ==
OPJ_PROFILE_NONE) {
OPJ_BOOL deprecated_used = OPJ_FALSE;
switch (parameters->cp_cinema) {
case OPJ_CINEMA2K_24:
parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
parameters->max_cs_size = OPJ_CINEMA_24_CS;
parameters->max_comp_size = OPJ_CINEMA_24_COMP;
deprecated_used = OPJ_TRUE;
break;
case OPJ_CINEMA2K_48:
parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
parameters->max_cs_size = OPJ_CINEMA_48_CS;
parameters->max_comp_size = OPJ_CINEMA_48_COMP;
deprecated_used = OPJ_TRUE;
break;
case OPJ_CINEMA4K_24:
parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
parameters->max_cs_size = OPJ_CINEMA_24_CS;
parameters->max_comp_size = OPJ_CINEMA_24_COMP;
deprecated_used = OPJ_TRUE;
break;
case OPJ_OFF:
default:
break;
}
switch (parameters->cp_rsiz) {
case OPJ_CINEMA2K:
parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
deprecated_used = OPJ_TRUE;
break;
case OPJ_CINEMA4K:
parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
deprecated_used = OPJ_TRUE;
break;
case OPJ_MCT:
parameters->rsiz = OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT;
deprecated_used = OPJ_TRUE;
case OPJ_STD_RSIZ:
default:
break;
}
if (deprecated_used) {
opj_event_msg(p_manager, EVT_WARNING,
"Deprecated fields cp_cinema or cp_rsiz are used\n"
"Please consider using only the rsiz field\n"
"See openjpeg.h documentation for more details\n");
}
}
if (parameters->tcp_numlayers == 0) {
parameters->tcp_numlayers = 1;
parameters->cp_disto_alloc = 1;
parameters->tcp_rates[0] = 0;
}
if (parameters->cp_disto_alloc) {
for (i = 1; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
OPJ_FLOAT32 rate_i_corr = parameters->tcp_rates[i];
OPJ_FLOAT32 rate_i_m_1_corr = parameters->tcp_rates[i - 1];
if (rate_i_corr <= 1.0) {
rate_i_corr = 1.0;
}
if (rate_i_m_1_corr <= 1.0) {
rate_i_m_1_corr = 1.0;
}
if (rate_i_corr >= rate_i_m_1_corr) {
if (rate_i_corr != parameters->tcp_rates[i] &&
rate_i_m_1_corr != parameters->tcp_rates[i - 1]) {
opj_event_msg(p_manager, EVT_WARNING,
"tcp_rates[%d]=%f (corrected as %f) should be strictly lesser "
"than tcp_rates[%d]=%f (corrected as %f)\n",
i, parameters->tcp_rates[i], rate_i_corr,
i - 1, parameters->tcp_rates[i - 1], rate_i_m_1_corr);
} else if (rate_i_corr != parameters->tcp_rates[i]) {
opj_event_msg(p_manager, EVT_WARNING,
"tcp_rates[%d]=%f (corrected as %f) should be strictly lesser "
"than tcp_rates[%d]=%f\n",
i, parameters->tcp_rates[i], rate_i_corr,
i - 1, parameters->tcp_rates[i - 1]);
} else if (rate_i_m_1_corr != parameters->tcp_rates[i - 1]) {
opj_event_msg(p_manager, EVT_WARNING,
"tcp_rates[%d]=%f should be strictly lesser "
"than tcp_rates[%d]=%f (corrected as %f)\n",
i, parameters->tcp_rates[i],
i - 1, parameters->tcp_rates[i - 1], rate_i_m_1_corr);
} else {
opj_event_msg(p_manager, EVT_WARNING,
"tcp_rates[%d]=%f should be strictly lesser "
"than tcp_rates[%d]=%f\n",
i, parameters->tcp_rates[i],
i - 1, parameters->tcp_rates[i - 1]);
}
}
}
} else if (parameters->cp_fixed_quality) {
for (i = 1; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
if (parameters->tcp_distoratio[i] < parameters->tcp_distoratio[i - 1] &&
!(i == (OPJ_UINT32)parameters->tcp_numlayers - 1 &&
parameters->tcp_distoratio[i] == 0)) {
opj_event_msg(p_manager, EVT_WARNING,
"tcp_distoratio[%d]=%f should be strictly greater "
"than tcp_distoratio[%d]=%f\n",
i, parameters->tcp_distoratio[i], i - 1,
parameters->tcp_distoratio[i - 1]);
}
}
}
if (parameters->max_cs_size <= 0) {
if (parameters->tcp_rates[parameters->tcp_numlayers - 1] > 0) {
OPJ_FLOAT32 temp_size;
temp_size = (OPJ_FLOAT32)(((double)image->numcomps * image->comps[0].w *
image->comps[0].h * image->comps[0].prec) /
((double)parameters->tcp_rates[parameters->tcp_numlayers - 1] * 8 *
image->comps[0].dx * image->comps[0].dy));
if (temp_size > (OPJ_FLOAT32)INT_MAX) {
parameters->max_cs_size = INT_MAX;
} else {
parameters->max_cs_size = (int) floor(temp_size);
}
} else {
parameters->max_cs_size = 0;
}
} else {
OPJ_FLOAT32 temp_rate;
OPJ_BOOL cap = OPJ_FALSE;
if (OPJ_IS_IMF(parameters->rsiz) && parameters->max_cs_size > 0 &&
parameters->tcp_numlayers == 1 && parameters->tcp_rates[0] == 0) {
parameters->tcp_rates[0] = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
image->comps[0].h * image->comps[0].prec) /
(OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx *
image->comps[0].dy);
}
temp_rate = (OPJ_FLOAT32)(((double)image->numcomps * image->comps[0].w *
image->comps[0].h * image->comps[0].prec) /
(((double)parameters->max_cs_size) * 8 * image->comps[0].dx *
image->comps[0].dy));
for (i = 0; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
if (parameters->tcp_rates[i] < temp_rate) {
parameters->tcp_rates[i] = temp_rate;
cap = OPJ_TRUE;
}
}
if (cap) {
opj_event_msg(p_manager, EVT_WARNING,
"The desired maximum codestream size has limited\n"
"at least one of the desired quality layers\n");
}
}
if (OPJ_IS_CINEMA(parameters->rsiz) || OPJ_IS_IMF(parameters->rsiz)) {
p_j2k->m_specific_param.m_encoder.m_TLM = OPJ_TRUE;
}
if (OPJ_IS_CINEMA(parameters->rsiz)) {
if ((parameters->rsiz == OPJ_PROFILE_CINEMA_S2K)
|| (parameters->rsiz == OPJ_PROFILE_CINEMA_S4K)) {
opj_event_msg(p_manager, EVT_WARNING,
"JPEG 2000 Scalable Digital Cinema profiles not yet supported\n");
parameters->rsiz = OPJ_PROFILE_NONE;
} else {
opj_j2k_set_cinema_parameters(parameters, image, p_manager);
if (!opj_j2k_is_cinema_compliant(image, parameters->rsiz, p_manager)) {
parameters->rsiz = OPJ_PROFILE_NONE;
}
}
} else if (OPJ_IS_STORAGE(parameters->rsiz)) {
opj_event_msg(p_manager, EVT_WARNING,
"JPEG 2000 Long Term Storage profile not yet supported\n");
parameters->rsiz = OPJ_PROFILE_NONE;
} else if (OPJ_IS_BROADCAST(parameters->rsiz)) {
opj_event_msg(p_manager, EVT_WARNING,
"JPEG 2000 Broadcast profiles not yet supported\n");
parameters->rsiz = OPJ_PROFILE_NONE;
} else if (OPJ_IS_IMF(parameters->rsiz)) {
opj_j2k_set_imf_parameters(parameters, image, p_manager);
if (!opj_j2k_is_imf_compliant(parameters, image, p_manager)) {
parameters->rsiz = OPJ_PROFILE_NONE;
}
} else if (OPJ_IS_PART2(parameters->rsiz)) {
if (parameters->rsiz == ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_NONE))) {
opj_event_msg(p_manager, EVT_WARNING,
"JPEG 2000 Part-2 profile defined\n"
"but no Part-2 extension enabled.\n"
"Profile set to NONE.\n");
parameters->rsiz = OPJ_PROFILE_NONE;
} else if (parameters->rsiz != ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_MCT))) {
opj_event_msg(p_manager, EVT_WARNING,
"Unsupported Part-2 extension enabled\n"
"Profile set to NONE.\n");
parameters->rsiz = OPJ_PROFILE_NONE;
}
}
cp->m_specific_param.m_enc.m_max_comp_size = (OPJ_UINT32)
parameters->max_comp_size;
cp->rsiz = parameters->rsiz;
if (parameters->cp_fixed_alloc) {
cp->m_specific_param.m_enc.m_quality_layer_alloc_strategy = FIXED_LAYER;
} else if (parameters->cp_fixed_quality) {
cp->m_specific_param.m_enc.m_quality_layer_alloc_strategy =
FIXED_DISTORTION_RATIO;
} else {
cp->m_specific_param.m_enc.m_quality_layer_alloc_strategy =
RATE_DISTORTION_RATIO;
}
if (parameters->cp_fixed_alloc) {
size_t array_size = (size_t)parameters->tcp_numlayers *
(size_t)parameters->numresolution * 3 * sizeof(OPJ_INT32);
cp->m_specific_param.m_enc.m_matrice = (OPJ_INT32 *) opj_malloc(array_size);
if (!cp->m_specific_param.m_enc.m_matrice) {
opj_event_msg(p_manager, EVT_ERROR,
"Not enough memory to allocate copy of user encoding parameters matrix \n");
return OPJ_FALSE;
}
memcpy(cp->m_specific_param.m_enc.m_matrice, parameters->cp_matrice,
array_size);
}
cp->tdx = (OPJ_UINT32)parameters->cp_tdx;
cp->tdy = (OPJ_UINT32)parameters->cp_tdy;
cp->tx0 = (OPJ_UINT32)parameters->cp_tx0;
cp->ty0 = (OPJ_UINT32)parameters->cp_ty0;
if (parameters->cp_comment) {
cp->comment = (char*)opj_malloc(strlen(parameters->cp_comment) + 1U);
if (!cp->comment) {
opj_event_msg(p_manager, EVT_ERROR,
"Not enough memory to allocate copy of comment string\n");
return OPJ_FALSE;
}
strcpy(cp->comment, parameters->cp_comment);
} else {
const char comment[] = "Created by OpenJPEG version ";
const size_t clen = strlen(comment);
const char *version = opj_version();
#ifdef USE_JPWL
const size_t cp_comment_buf_size = clen + strlen(version) + 11;
cp->comment = (char*)opj_malloc(cp_comment_buf_size);
if (!cp->comment) {
opj_event_msg(p_manager, EVT_ERROR,
"Not enough memory to allocate comment string\n");
return OPJ_FALSE;
}
snprintf(cp->comment, cp_comment_buf_size, "%s%s with JPWL",
comment, version);
#else
const size_t cp_comment_buf_size = clen + strlen(version) + 1;
cp->comment = (char*)opj_malloc(cp_comment_buf_size);
if (!cp->comment) {
opj_event_msg(p_manager, EVT_ERROR,
"Not enough memory to allocate comment string\n");
return OPJ_FALSE;
}
snprintf(cp->comment, cp_comment_buf_size, "%s%s", comment, version);
#endif
}
if (parameters->tile_size_on) {
if (cp->tdx == 0) {
opj_event_msg(p_manager, EVT_ERROR, "Invalid tile width\n");
return OPJ_FALSE;
}
if (cp->tdy == 0) {
opj_event_msg(p_manager, EVT_ERROR, "Invalid tile height\n");
return OPJ_FALSE;
}
cp->tw = opj_uint_ceildiv(image->x1 - cp->tx0, cp->tdx);
cp->th = opj_uint_ceildiv(image->y1 - cp->ty0, cp->tdy);
if (cp->tw > 65535 / cp->th) {
opj_event_msg(p_manager, EVT_ERROR,
"Invalid number of tiles : %u x %u (maximum fixed by jpeg2000 norm is 65535 tiles)\n",
cp->tw, cp->th);
return OPJ_FALSE;
}
} else {
cp->tdx = image->x1 - cp->tx0;
cp->tdy = image->y1 - cp->ty0;
}
if (parameters->tp_on) {
cp->m_specific_param.m_enc.m_tp_flag = (OPJ_BYTE)parameters->tp_flag;
cp->m_specific_param.m_enc.m_tp_on = 1;
}
#ifdef USE_JPWL
if (parameters->jpwl_epc_on) {
OPJ_INT32 i;
cp->epc_on = OPJ_TRUE;
cp->info_on = OPJ_FALSE;
if ((parameters->jpwl_hprot_MH > 0) || (parameters->jpwl_hprot_TPH[0] > 0)) {
cp->epb_on = OPJ_TRUE;
cp->hprot_MH = parameters->jpwl_hprot_MH;
for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
cp->hprot_TPH_tileno[i] = parameters->jpwl_hprot_TPH_tileno[i];
cp->hprot_TPH[i] = parameters->jpwl_hprot_TPH[i];
}
if (cp->hprot_TPH[0] == -1) {
cp->hprot_TPH_tileno[0] = 0;
cp->hprot_TPH[0] = parameters->jpwl_hprot_MH;
}
for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
cp->pprot_tileno[i] = parameters->jpwl_pprot_tileno[i];
cp->pprot_packno[i] = parameters->jpwl_pprot_packno[i];
cp->pprot[i] = parameters->jpwl_pprot[i];
}
}
if ((parameters->jpwl_sens_size == 1) || (parameters->jpwl_sens_size == 2)) {
cp->esd_on = OPJ_TRUE;
cp->sens_size = parameters->jpwl_sens_size;
cp->sens_addr = parameters->jpwl_sens_addr;
cp->sens_range = parameters->jpwl_sens_range;
cp->sens_MH = parameters->jpwl_sens_MH;
for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
cp->sens_TPH_tileno[i] = parameters->jpwl_sens_TPH_tileno[i];
cp->sens_TPH[i] = parameters->jpwl_sens_TPH[i];
}
}
cp->red_on = OPJ_FALSE;
} else {
cp->epc_on = OPJ_FALSE;
}
#endif
cp->tcps = (opj_tcp_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tcp_t));
if (!cp->tcps) {
opj_event_msg(p_manager, EVT_ERROR,
"Not enough memory to allocate tile coding parameters\n");
return OPJ_FALSE;
}
for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
opj_tcp_t *tcp = &cp->tcps[tileno];
const OPJ_BOOL fixed_distoratio =
cp->m_specific_param.m_enc.m_quality_layer_alloc_strategy ==
FIXED_DISTORTION_RATIO;
tcp->numlayers = (OPJ_UINT32)parameters->tcp_numlayers;
for (j = 0; j < tcp->numlayers; j++) {
if (OPJ_IS_CINEMA(cp->rsiz) || OPJ_IS_IMF(cp->rsiz)) {
if (fixed_distoratio) {
tcp->distoratio[j] = parameters->tcp_distoratio[j];
}
tcp->rates[j] = parameters->tcp_rates[j];
} else {
if (fixed_distoratio) {
tcp->distoratio[j] = parameters->tcp_distoratio[j];
} else {
tcp->rates[j] = parameters->tcp_rates[j];
}
}
if (!fixed_distoratio &&
tcp->rates[j] <= 1.0) {
tcp->rates[j] = 0.0;
}
}
tcp->csty = (OPJ_UINT32)parameters->csty;
tcp->prg = parameters->prog_order;
tcp->mct = (OPJ_UINT32)parameters->tcp_mct;
numpocs_tile = 0;
tcp->POC = 0;
if (parameters->numpocs) {
for (i = 0; i < parameters->numpocs; i++) {
if (tileno + 1 == parameters->POC[i].tile) {
opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile];
if (parameters->POC[numpocs_tile].compno0 >= image->numcomps) {
opj_event_msg(p_manager, EVT_ERROR,
"Invalid compno0 for POC %d\n", i);
return OPJ_FALSE;
}
tcp_poc->resno0 = parameters->POC[numpocs_tile].resno0;
tcp_poc->compno0 = parameters->POC[numpocs_tile].compno0;
tcp_poc->layno1 = parameters->POC[numpocs_tile].layno1;
tcp_poc->resno1 = parameters->POC[numpocs_tile].resno1;
tcp_poc->compno1 = opj_uint_min(parameters->POC[numpocs_tile].compno1,
image->numcomps);
tcp_poc->prg1 = parameters->POC[numpocs_tile].prg1;
tcp_poc->tile = parameters->POC[numpocs_tile].tile;
numpocs_tile++;
}
}
if (numpocs_tile) {
opj_j2k_check_poc_val(parameters->POC, tileno, parameters->numpocs,
(OPJ_UINT32)parameters->numresolution, image->numcomps,
(OPJ_UINT32)parameters->tcp_numlayers, p_manager);
tcp->POC = 1;
tcp->numpocs = numpocs_tile - 1 ;
}
} else {
tcp->numpocs = 0;
}
tcp->tccps = (opj_tccp_t*) opj_calloc(image->numcomps, sizeof(opj_tccp_t));
if (!tcp->tccps) {
opj_event_msg(p_manager, EVT_ERROR,
"Not enough memory to allocate tile component coding parameters\n");
return OPJ_FALSE;
}
if (parameters->mct_data) {
OPJ_UINT32 lMctSize = image->numcomps * image->numcomps * (OPJ_UINT32)sizeof(
OPJ_FLOAT32);
OPJ_FLOAT32 * lTmpBuf = (OPJ_FLOAT32*)opj_malloc(lMctSize);
OPJ_INT32 * l_dc_shift = (OPJ_INT32 *)((OPJ_BYTE *) parameters->mct_data +
lMctSize);
if (!lTmpBuf) {
opj_event_msg(p_manager, EVT_ERROR,
"Not enough memory to allocate temp buffer\n");
return OPJ_FALSE;
}
tcp->mct = 2;
tcp->m_mct_coding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
if (! tcp->m_mct_coding_matrix) {
opj_free(lTmpBuf);
lTmpBuf = NULL;
opj_event_msg(p_manager, EVT_ERROR,
"Not enough memory to allocate encoder MCT coding matrix \n");
return OPJ_FALSE;
}
memcpy(tcp->m_mct_coding_matrix, parameters->mct_data, lMctSize);
memcpy(lTmpBuf, parameters->mct_data, lMctSize);
tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
if (! tcp->m_mct_decoding_matrix) {
opj_free(lTmpBuf);
lTmpBuf = NULL;
opj_event_msg(p_manager, EVT_ERROR,
"Not enough memory to allocate encoder MCT decoding matrix \n");
return OPJ_FALSE;
}
if (opj_matrix_inversion_f(lTmpBuf, (tcp->m_mct_decoding_matrix),
image->numcomps) == OPJ_FALSE) {
opj_free(lTmpBuf);
lTmpBuf = NULL;
opj_event_msg(p_manager, EVT_ERROR,
"Failed to inverse encoder MCT decoding matrix \n");
return OPJ_FALSE;
}
tcp->mct_norms = (OPJ_FLOAT64*)
opj_malloc(image->numcomps * sizeof(OPJ_FLOAT64));
if (! tcp->mct_norms) {
opj_free(lTmpBuf);
lTmpBuf = NULL;
opj_event_msg(p_manager, EVT_ERROR,
"Not enough memory to allocate encoder MCT norms \n");
return OPJ_FALSE;
}
opj_calculate_norms(tcp->mct_norms, image->numcomps,
tcp->m_mct_decoding_matrix);
opj_free(lTmpBuf);
for (i = 0; i < image->numcomps; i++) {
opj_tccp_t *tccp = &tcp->tccps[i];
tccp->m_dc_level_shift = l_dc_shift[i];
}
if (opj_j2k_setup_mct_encoding(tcp, image) == OPJ_FALSE) {
opj_event_msg(p_manager, EVT_ERROR, "Failed to setup j2k mct encoding\n");
return OPJ_FALSE;
}
} else {
if (tcp->mct == 1 && image->numcomps >= 3) {
if ((image->comps[0].dx != image->comps[1].dx) ||
(image->comps[0].dx != image->comps[2].dx) ||
(image->comps[0].dy != image->comps[1].dy) ||
(image->comps[0].dy != image->comps[2].dy)) {
opj_event_msg(p_manager, EVT_WARNING,
"Cannot perform MCT on components with different sizes. Disabling MCT.\n");
tcp->mct = 0;
}
}
for (i = 0; i < image->numcomps; i++) {
opj_tccp_t *tccp = &tcp->tccps[i];
opj_image_comp_t * l_comp = &(image->comps[i]);
if (! l_comp->sgnd) {
tccp->m_dc_level_shift = 1 << (l_comp->prec - 1);
}
}
}
for (i = 0; i < image->numcomps; i++) {
opj_tccp_t *tccp = &tcp->tccps[i];
tccp->csty = parameters->csty &
0x01;
tccp->numresolutions = (OPJ_UINT32)parameters->numresolution;
tccp->cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init);
tccp->cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init);
tccp->cblksty = (OPJ_UINT32)parameters->mode;
tccp->qmfbid = parameters->irreversible ? 0 : 1;
tccp->qntsty = parameters->irreversible ? J2K_CCP_QNTSTY_SEQNT :
J2K_CCP_QNTSTY_NOQNT;
tccp->numgbits = 2;
if ((OPJ_INT32)i == parameters->roi_compno) {
tccp->roishift = parameters->roi_shift;
} else {
tccp->roishift = 0;
}
if (parameters->csty & J2K_CCP_CSTY_PRT) {
OPJ_INT32 p = 0, it_res;
assert(tccp->numresolutions > 0);
for (it_res = (OPJ_INT32)tccp->numresolutions - 1; it_res >= 0; it_res--) {
if (p < parameters->res_spec) {
if (parameters->prcw_init[p] < 1) {
tccp->prcw[it_res] = 1;
} else {
tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prcw_init[p]);
}
if (parameters->prch_init[p] < 1) {
tccp->prch[it_res] = 1;
} else {
tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prch_init[p]);
}
} else {
OPJ_INT32 res_spec = parameters->res_spec;
OPJ_INT32 size_prcw = 0;
OPJ_INT32 size_prch = 0;
assert(res_spec > 0);
size_prcw = parameters->prcw_init[res_spec - 1] >> (p - (res_spec - 1));
size_prch = parameters->prch_init[res_spec - 1] >> (p - (res_spec - 1));
if (size_prcw < 1) {
tccp->prcw[it_res] = 1;
} else {
tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prcw);
}
if (size_prch < 1) {
tccp->prch[it_res] = 1;
} else {
tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prch);
}
}
p++;
}
} else {
for (j = 0; j < tccp->numresolutions; j++) {
tccp->prcw[j] = 15;
tccp->prch[j] = 15;
}
}
opj_dwt_calc_explicit_stepsizes(tccp, image->comps[i].prec);
}
}
if (parameters->mct_data) {
opj_free(parameters->mct_data);
parameters->mct_data = 00;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index,
OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len)
{
assert(cstr_index != 00);
if ((cstr_index->marknum + 1) > cstr_index->maxmarknum) {
opj_marker_info_t *new_marker;
cstr_index->maxmarknum = (OPJ_UINT32)(100 + (OPJ_FLOAT32)
cstr_index->maxmarknum);
new_marker = (opj_marker_info_t *) opj_realloc(cstr_index->marker,
cstr_index->maxmarknum * sizeof(opj_marker_info_t));
if (! new_marker) {
opj_free(cstr_index->marker);
cstr_index->marker = NULL;
cstr_index->maxmarknum = 0;
cstr_index->marknum = 0;
return OPJ_FALSE;
}
cstr_index->marker = new_marker;
}
cstr_index->marker[cstr_index->marknum].type = (OPJ_UINT16)type;
cstr_index->marker[cstr_index->marknum].pos = (OPJ_INT32)pos;
cstr_index->marker[cstr_index->marknum].len = (OPJ_INT32)len;
cstr_index->marknum++;
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno,
opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos,
OPJ_UINT32 len)
{
assert(cstr_index != 00);
assert(cstr_index->tile_index != 00);
if ((cstr_index->tile_index[tileno].marknum + 1) >
cstr_index->tile_index[tileno].maxmarknum) {
opj_marker_info_t *new_marker;
cstr_index->tile_index[tileno].maxmarknum = (OPJ_UINT32)(100 +
(OPJ_FLOAT32) cstr_index->tile_index[tileno].maxmarknum);
new_marker = (opj_marker_info_t *) opj_realloc(
cstr_index->tile_index[tileno].marker,
cstr_index->tile_index[tileno].maxmarknum * sizeof(opj_marker_info_t));
if (! new_marker) {
opj_free(cstr_index->tile_index[tileno].marker);
cstr_index->tile_index[tileno].marker = NULL;
cstr_index->tile_index[tileno].maxmarknum = 0;
cstr_index->tile_index[tileno].marknum = 0;
return OPJ_FALSE;
}
cstr_index->tile_index[tileno].marker = new_marker;
}
cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].type
= (OPJ_UINT16)type;
cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].pos
= (OPJ_INT32)pos;
cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].len
= (OPJ_INT32)len;
cstr_index->tile_index[tileno].marknum++;
if (type == J2K_MS_SOT) {
OPJ_UINT32 l_current_tile_part = cstr_index->tile_index[tileno].current_tpsno;
if (cstr_index->tile_index[tileno].tp_index) {
cstr_index->tile_index[tileno].tp_index[l_current_tile_part].start_pos = pos;
}
}
return OPJ_TRUE;
}
OPJ_BOOL opj_j2k_end_decompress(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager
)
{
(void)p_j2k;
(void)p_stream;
(void)p_manager;
return OPJ_TRUE;
}
OPJ_BOOL opj_j2k_read_header(opj_stream_private_t *p_stream,
opj_j2k_t* p_j2k,
opj_image_t** p_image,
opj_event_mgr_t* p_manager)
{
assert(p_j2k != 00);
assert(p_stream != 00);
assert(p_manager != 00);
p_j2k->m_private_image = opj_image_create0();
if (! p_j2k->m_private_image) {
return OPJ_FALSE;
}
if (! opj_j2k_setup_decoding_validation(p_j2k, p_manager)) {
opj_image_destroy(p_j2k->m_private_image);
p_j2k->m_private_image = NULL;
return OPJ_FALSE;
}
if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream, p_manager)) {
opj_image_destroy(p_j2k->m_private_image);
p_j2k->m_private_image = NULL;
return OPJ_FALSE;
}
if (! opj_j2k_setup_header_reading(p_j2k, p_manager)) {
opj_image_destroy(p_j2k->m_private_image);
p_j2k->m_private_image = NULL;
return OPJ_FALSE;
}
if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
opj_image_destroy(p_j2k->m_private_image);
p_j2k->m_private_image = NULL;
return OPJ_FALSE;
}
*p_image = opj_image_create0();
if (!(*p_image)) {
return OPJ_FALSE;
}
opj_copy_image_header(p_j2k->m_private_image, *p_image);
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_setup_header_reading(opj_j2k_t *p_j2k,
opj_event_mgr_t * p_manager)
{
assert(p_j2k != 00);
assert(p_manager != 00);
if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
(opj_procedure)opj_j2k_read_header_procedure, p_manager)) {
return OPJ_FALSE;
}
if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
(opj_procedure)opj_j2k_copy_default_tcp_and_create_tcd, p_manager)) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_setup_decoding_validation(opj_j2k_t *p_j2k,
opj_event_mgr_t * p_manager)
{
assert(p_j2k != 00);
assert(p_manager != 00);
if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
(opj_procedure)opj_j2k_build_decoder, p_manager)) {
return OPJ_FALSE;
}
if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
(opj_procedure)opj_j2k_decoding_validation, p_manager)) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_mct_validation(opj_j2k_t * p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager)
{
OPJ_BOOL l_is_valid = OPJ_TRUE;
OPJ_UINT32 i, j;
assert(p_j2k != 00);
assert(p_stream != 00);
assert(p_manager != 00);
OPJ_UNUSED(p_stream);
OPJ_UNUSED(p_manager);
if ((p_j2k->m_cp.rsiz & 0x8200) == 0x8200) {
OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
for (i = 0; i < l_nb_tiles; ++i) {
if (l_tcp->mct == 2) {
opj_tccp_t * l_tccp = l_tcp->tccps;
l_is_valid &= (l_tcp->m_mct_coding_matrix != 00);
for (j = 0; j < p_j2k->m_private_image->numcomps; ++j) {
l_is_valid &= !(l_tccp->qmfbid & 1);
++l_tccp;
}
}
++l_tcp;
}
}
return l_is_valid;
}
OPJ_BOOL opj_j2k_setup_mct_encoding(opj_tcp_t * p_tcp, opj_image_t * p_image)
{
OPJ_UINT32 i;
OPJ_UINT32 l_indix = 1;
opj_mct_data_t * l_mct_deco_data = 00, * l_mct_offset_data = 00;
opj_simple_mcc_decorrelation_data_t * l_mcc_data;
OPJ_UINT32 l_mct_size, l_nb_elem;
OPJ_FLOAT32 * l_data, * l_current_data;
opj_tccp_t * l_tccp;
assert(p_tcp != 00);
if (p_tcp->mct != 2) {
return OPJ_TRUE;
}
if (p_tcp->m_mct_decoding_matrix) {
if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
opj_mct_data_t *new_mct_records;
p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records,
p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
if (! new_mct_records) {
opj_free(p_tcp->m_mct_records);
p_tcp->m_mct_records = NULL;
p_tcp->m_nb_max_mct_records = 0;
p_tcp->m_nb_mct_records = 0;
return OPJ_FALSE;
}
p_tcp->m_mct_records = new_mct_records;
l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
memset(l_mct_deco_data, 0,
(p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(
opj_mct_data_t));
}
l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
if (l_mct_deco_data->m_data) {
opj_free(l_mct_deco_data->m_data);
l_mct_deco_data->m_data = 00;
}
l_mct_deco_data->m_index = l_indix++;
l_mct_deco_data->m_array_type = MCT_TYPE_DECORRELATION;
l_mct_deco_data->m_element_type = MCT_TYPE_FLOAT;
l_nb_elem = p_image->numcomps * p_image->numcomps;
l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_deco_data->m_element_type];
l_mct_deco_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size);
if (! l_mct_deco_data->m_data) {
return OPJ_FALSE;
}
j2k_mct_write_functions_from_float[l_mct_deco_data->m_element_type](
p_tcp->m_mct_decoding_matrix, l_mct_deco_data->m_data, l_nb_elem);
l_mct_deco_data->m_data_size = l_mct_size;
++p_tcp->m_nb_mct_records;
}
if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
opj_mct_data_t *new_mct_records;
p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records,
p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
if (! new_mct_records) {
opj_free(p_tcp->m_mct_records);
p_tcp->m_mct_records = NULL;
p_tcp->m_nb_max_mct_records = 0;
p_tcp->m_nb_mct_records = 0;
return OPJ_FALSE;
}
p_tcp->m_mct_records = new_mct_records;
l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
memset(l_mct_offset_data, 0,
(p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(
opj_mct_data_t));
if (l_mct_deco_data) {
l_mct_deco_data = l_mct_offset_data - 1;
}
}
l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
if (l_mct_offset_data->m_data) {
opj_free(l_mct_offset_data->m_data);
l_mct_offset_data->m_data = 00;
}
l_mct_offset_data->m_index = l_indix++;
l_mct_offset_data->m_array_type = MCT_TYPE_OFFSET;
l_mct_offset_data->m_element_type = MCT_TYPE_FLOAT;
l_nb_elem = p_image->numcomps;
l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_offset_data->m_element_type];
l_mct_offset_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size);
if (! l_mct_offset_data->m_data) {
return OPJ_FALSE;
}
l_data = (OPJ_FLOAT32*)opj_malloc(l_nb_elem * sizeof(OPJ_FLOAT32));
if (! l_data) {
opj_free(l_mct_offset_data->m_data);
l_mct_offset_data->m_data = 00;
return OPJ_FALSE;
}
l_tccp = p_tcp->tccps;
l_current_data = l_data;
for (i = 0; i < l_nb_elem; ++i) {
*(l_current_data++) = (OPJ_FLOAT32)(l_tccp->m_dc_level_shift);
++l_tccp;
}
j2k_mct_write_functions_from_float[l_mct_offset_data->m_element_type](l_data,
l_mct_offset_data->m_data, l_nb_elem);
opj_free(l_data);
l_mct_offset_data->m_data_size = l_mct_size;
++p_tcp->m_nb_mct_records;
if (p_tcp->m_nb_mcc_records == p_tcp->m_nb_max_mcc_records) {
opj_simple_mcc_decorrelation_data_t *new_mcc_records;
p_tcp->m_nb_max_mcc_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
p_tcp->m_mcc_records, p_tcp->m_nb_max_mcc_records * sizeof(
opj_simple_mcc_decorrelation_data_t));
if (! new_mcc_records) {
opj_free(p_tcp->m_mcc_records);
p_tcp->m_mcc_records = NULL;
p_tcp->m_nb_max_mcc_records = 0;
p_tcp->m_nb_mcc_records = 0;
return OPJ_FALSE;
}
p_tcp->m_mcc_records = new_mcc_records;
l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
memset(l_mcc_data, 0, (p_tcp->m_nb_max_mcc_records - p_tcp->m_nb_mcc_records) *
sizeof(opj_simple_mcc_decorrelation_data_t));
}
l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
l_mcc_data->m_decorrelation_array = l_mct_deco_data;
l_mcc_data->m_is_irreversible = 1;
l_mcc_data->m_nb_comps = p_image->numcomps;
l_mcc_data->m_index = l_indix++;
l_mcc_data->m_offset_array = l_mct_offset_data;
++p_tcp->m_nb_mcc_records;
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_build_decoder(opj_j2k_t * p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager)
{
(void)p_j2k;
(void)p_stream;
(void)p_manager;
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_build_encoder(opj_j2k_t * p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager)
{
(void)p_j2k;
(void)p_stream;
(void)p_manager;
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_encoding_validation(opj_j2k_t * p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager)
{
OPJ_BOOL l_is_valid = OPJ_TRUE;
assert(p_j2k != 00);
assert(p_stream != 00);
assert(p_manager != 00);
OPJ_UNUSED(p_stream);
l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NONE);
l_is_valid &= (p_j2k->m_procedure_list != 00);
l_is_valid &= (p_j2k->m_validation_list != 00);
if ((p_j2k->m_cp.tcps->tccps->numresolutions <= 0) ||
(p_j2k->m_cp.tcps->tccps->numresolutions > 32)) {
opj_event_msg(p_manager, EVT_ERROR,
"Number of resolutions is too high in comparison to the size of tiles\n");
return OPJ_FALSE;
}
if ((p_j2k->m_cp.tdx) < (OPJ_UINT32)(1 <<
(p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
opj_event_msg(p_manager, EVT_ERROR,
"Number of resolutions is too high in comparison to the size of tiles\n");
return OPJ_FALSE;
}
if ((p_j2k->m_cp.tdy) < (OPJ_UINT32)(1 <<
(p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
opj_event_msg(p_manager, EVT_ERROR,
"Number of resolutions is too high in comparison to the size of tiles\n");
return OPJ_FALSE;
}
return l_is_valid;
}
static OPJ_BOOL opj_j2k_decoding_validation(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager
)
{
OPJ_BOOL l_is_valid = OPJ_TRUE;
assert(p_j2k != 00);
assert(p_stream != 00);
assert(p_manager != 00);
OPJ_UNUSED(p_stream);
OPJ_UNUSED(p_manager);
#ifdef TODO_MSD
l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_DEC_STATE_NONE);
#endif
l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == 0x0000);
l_is_valid &= (p_j2k->m_procedure_list != 00);
l_is_valid &= (p_j2k->m_validation_list != 00);
return l_is_valid;
}
static void opj_j2k_build_tp_index_from_tlm(opj_j2k_t* p_j2k,
opj_event_mgr_t * p_manager)
{
opj_j2k_tlm_info_t* l_tlm;
OPJ_UINT32 i;
OPJ_OFF_T l_cur_offset;
assert(p_j2k->cstr_index->main_head_end > 0);
assert(p_j2k->cstr_index->nb_of_tiles > 0);
assert(p_j2k->cstr_index->tile_index != NULL);
l_tlm = &(p_j2k->m_specific_param.m_decoder.m_tlm);
if (l_tlm->m_entries_count == 0) {
l_tlm->m_is_invalid = OPJ_TRUE;
return;
}
if (l_tlm->m_is_invalid) {
return;
}
for (i = 0; i < l_tlm->m_entries_count; ++i) {
OPJ_UINT32 l_tile_index_no = l_tlm->m_tile_part_infos[i].m_tile_index;
assert(l_tile_index_no < p_j2k->cstr_index->nb_of_tiles);
p_j2k->cstr_index->tile_index[l_tile_index_no].tileno = l_tile_index_no;
++p_j2k->cstr_index->tile_index[l_tile_index_no].current_nb_tps;
}
for (i = 0; i < p_j2k->cstr_index->nb_of_tiles; ++i) {
if (p_j2k->cstr_index->tile_index[i].current_nb_tps == 0) {
opj_event_msg(p_manager, EVT_ERROR,
"opj_j2k_build_tp_index_from_tlm(): tile %d has no "
"registered tile-part in TLM marker segments.\n", i);
goto error;
}
}
l_cur_offset = p_j2k->cstr_index->main_head_end;
for (i = 0; i < l_tlm->m_entries_count; ++i) {
OPJ_UINT32 l_tile_index_no = l_tlm->m_tile_part_infos[i].m_tile_index;
opj_tile_index_t* l_tile_index = &
(p_j2k->cstr_index->tile_index[l_tile_index_no]);
if (!l_tile_index->tp_index) {
l_tile_index->tp_index = (opj_tp_index_t *) opj_calloc(
l_tile_index->current_nb_tps, sizeof(opj_tp_index_t));
if (! l_tile_index->tp_index) {
opj_event_msg(p_manager, EVT_ERROR,
"opj_j2k_build_tp_index_from_tlm(): tile index allocation failed\n");
goto error;
}
}
assert(l_tile_index->nb_tps < l_tile_index->current_nb_tps);
l_tile_index->tp_index[l_tile_index->nb_tps].start_pos = l_cur_offset;
l_tile_index->tp_index[l_tile_index->nb_tps].end_pos = l_cur_offset +
l_tlm->m_tile_part_infos[i].m_length;
++l_tile_index->nb_tps;
l_cur_offset += l_tlm->m_tile_part_infos[i].m_length;
}
return;
error:
l_tlm->m_is_invalid = OPJ_TRUE;
for (i = 0; i < l_tlm->m_entries_count; ++i) {
OPJ_UINT32 l_tile_index = l_tlm->m_tile_part_infos[i].m_tile_index;
p_j2k->cstr_index->tile_index[l_tile_index].current_nb_tps = 0;
opj_free(p_j2k->cstr_index->tile_index[l_tile_index].tp_index);
p_j2k->cstr_index->tile_index[l_tile_index].tp_index = NULL;
}
}
static OPJ_BOOL opj_j2k_read_header_procedure(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager)
{
OPJ_UINT32 l_current_marker;
OPJ_UINT32 l_marker_size;
const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
OPJ_BOOL l_has_siz = 0;
OPJ_BOOL l_has_cod = 0;
OPJ_BOOL l_has_qcd = 0;
assert(p_stream != 00);
assert(p_j2k != 00);
assert(p_manager != 00);
p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSOC;
if (! opj_j2k_read_soc(p_j2k, p_stream, p_manager)) {
opj_event_msg(p_manager, EVT_ERROR, "Expected a SOC marker \n");
return OPJ_FALSE;
}
if (opj_stream_read_data(p_stream,
p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
return OPJ_FALSE;
}
opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
&l_current_marker, 2);
while (l_current_marker != J2K_MS_SOT) {
if (l_current_marker < 0xff00) {
opj_event_msg(p_manager, EVT_ERROR,
"A marker ID was expected (0xff--) instead of %.8x\n", l_current_marker);
return OPJ_FALSE;
}
l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
if (l_marker_handler->id == J2K_MS_UNK) {
if (! opj_j2k_read_unk(p_j2k, p_stream, &l_current_marker, p_manager)) {
opj_event_msg(p_manager, EVT_ERROR,
"Unknown marker has been detected and generated error.\n");
return OPJ_FALSE;
}
if (l_current_marker == J2K_MS_SOT) {
break;
} else {
l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
}
}
if (l_marker_handler->id == J2K_MS_SIZ) {
l_has_siz = 1;
}
if (l_marker_handler->id == J2K_MS_COD) {
l_has_cod = 1;
}
if (l_marker_handler->id == J2K_MS_QCD) {
l_has_qcd = 1;
}
if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
opj_event_msg(p_manager, EVT_ERROR,
"Marker is not compliant with its position\n");
return OPJ_FALSE;
}
if (opj_stream_read_data(p_stream,
p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
return OPJ_FALSE;
}
opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker_size,
2);
if (l_marker_size < 2) {
opj_event_msg(p_manager, EVT_ERROR, "Invalid marker size\n");
return OPJ_FALSE;
}
l_marker_size -= 2;
if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc(
p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
if (! new_header_data) {
opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
return OPJ_FALSE;
}
p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
}
if (opj_stream_read_data(p_stream,
p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size,
p_manager) != l_marker_size) {
opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
return OPJ_FALSE;
}
if (!(*(l_marker_handler->handler))(p_j2k,
p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, p_manager)) {
opj_event_msg(p_manager, EVT_ERROR,
"Marker handler function failed to read the marker segment\n");
return OPJ_FALSE;
}
if (OPJ_FALSE == opj_j2k_add_mhmarker(
p_j2k->cstr_index,
l_marker_handler->id,
(OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
l_marker_size + 4)) {
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
return OPJ_FALSE;
}
if (opj_stream_read_data(p_stream,
p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
return OPJ_FALSE;
}
opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
&l_current_marker, 2);
}
if (l_has_siz == 0) {
opj_event_msg(p_manager, EVT_ERROR,
"required SIZ marker not found in main header\n");
return OPJ_FALSE;
}
if (l_has_cod == 0) {
opj_event_msg(p_manager, EVT_ERROR,
"required COD marker not found in main header\n");
return OPJ_FALSE;
}
if (l_has_qcd == 0) {
opj_event_msg(p_manager, EVT_ERROR,
"required QCD marker not found in main header\n");
return OPJ_FALSE;
}
if (! opj_j2k_merge_ppm(&(p_j2k->m_cp), p_manager)) {
opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPM data\n");
return OPJ_FALSE;
}
opj_event_msg(p_manager, EVT_INFO, "Main header has been correctly decoded.\n");
p_j2k->cstr_index->main_head_end = (OPJ_UINT32) opj_stream_tell(p_stream) - 2;
opj_j2k_build_tp_index_from_tlm(p_j2k, p_manager);
p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_exec(opj_j2k_t * p_j2k,
opj_procedure_list_t * p_procedure_list,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager)
{
OPJ_BOOL(** l_procedure)(opj_j2k_t *, opj_stream_private_t *,
opj_event_mgr_t *) = 00;
OPJ_BOOL l_result = OPJ_TRUE;
OPJ_UINT32 l_nb_proc, i;
assert(p_procedure_list != 00);
assert(p_j2k != 00);
assert(p_stream != 00);
assert(p_manager != 00);
l_nb_proc = opj_procedure_list_get_nb_procedures(p_procedure_list);
l_procedure = (OPJ_BOOL(**)(opj_j2k_t *, opj_stream_private_t *,
opj_event_mgr_t *)) opj_procedure_list_get_first_procedure(p_procedure_list);
for (i = 0; i < l_nb_proc; ++i) {
l_result = l_result && ((*l_procedure)(p_j2k, p_stream, p_manager));
++l_procedure;
}
opj_procedure_list_clear(p_procedure_list);
return l_result;
}
static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd(opj_j2k_t * p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager
)
{
opj_tcp_t * l_tcp = 00;
opj_tcp_t * l_default_tcp = 00;
OPJ_UINT32 l_nb_tiles;
OPJ_UINT32 i, j;
opj_tccp_t *l_current_tccp = 00;
OPJ_UINT32 l_tccp_size;
OPJ_UINT32 l_mct_size;
opj_image_t * l_image;
OPJ_UINT32 l_mcc_records_size, l_mct_records_size;
opj_mct_data_t * l_src_mct_rec, *l_dest_mct_rec;
opj_simple_mcc_decorrelation_data_t * l_src_mcc_rec, *l_dest_mcc_rec;
OPJ_UINT32 l_offset;
assert(p_j2k != 00);
assert(p_stream != 00);
assert(p_manager != 00);
OPJ_UNUSED(p_stream);
l_image = p_j2k->m_private_image;
l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
l_tcp = p_j2k->m_cp.tcps;
l_tccp_size = l_image->numcomps * (OPJ_UINT32)sizeof(opj_tccp_t);
l_default_tcp = p_j2k->m_specific_param.m_decoder.m_default_tcp;
l_mct_size = l_image->numcomps * l_image->numcomps * (OPJ_UINT32)sizeof(
OPJ_FLOAT32);
for (i = 0; i < l_nb_tiles; ++i) {
l_current_tccp = l_tcp->tccps;
memcpy(l_tcp, l_default_tcp, sizeof(opj_tcp_t));
l_tcp->cod = 0;
l_tcp->ppt = 0;
l_tcp->ppt_data = 00;
l_tcp->m_current_tile_part_number = -1;
l_tcp->m_mct_decoding_matrix = 00;
l_tcp->m_nb_max_mct_records = 0;
l_tcp->m_mct_records = 00;
l_tcp->m_nb_max_mcc_records = 0;
l_tcp->m_mcc_records = 00;
l_tcp->tccps = l_current_tccp;
if (l_default_tcp->m_mct_decoding_matrix) {
l_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
if (! l_tcp->m_mct_decoding_matrix) {
return OPJ_FALSE;
}
memcpy(l_tcp->m_mct_decoding_matrix, l_default_tcp->m_mct_decoding_matrix,
l_mct_size);
}
l_mct_records_size = l_default_tcp->m_nb_max_mct_records * (OPJ_UINT32)sizeof(
opj_mct_data_t);
l_tcp->m_mct_records = (opj_mct_data_t*)opj_malloc(l_mct_records_size);
if (! l_tcp->m_mct_records) {
return OPJ_FALSE;
}
memcpy(l_tcp->m_mct_records, l_default_tcp->m_mct_records, l_mct_records_size);
l_src_mct_rec = l_default_tcp->m_mct_records;
l_dest_mct_rec = l_tcp->m_mct_records;
for (j = 0; j < l_default_tcp->m_nb_mct_records; ++j) {
if (l_src_mct_rec->m_data) {
l_dest_mct_rec->m_data = (OPJ_BYTE*) opj_malloc(l_src_mct_rec->m_data_size);
if (! l_dest_mct_rec->m_data) {
return OPJ_FALSE;
}
memcpy(l_dest_mct_rec->m_data, l_src_mct_rec->m_data,
l_src_mct_rec->m_data_size);
}
++l_src_mct_rec;
++l_dest_mct_rec;
l_tcp->m_nb_max_mct_records += 1;
}
l_mcc_records_size = l_default_tcp->m_nb_max_mcc_records * (OPJ_UINT32)sizeof(
opj_simple_mcc_decorrelation_data_t);
l_tcp->m_mcc_records = (opj_simple_mcc_decorrelation_data_t*) opj_malloc(
l_mcc_records_size);
if (! l_tcp->m_mcc_records) {
return OPJ_FALSE;
}
memcpy(l_tcp->m_mcc_records, l_default_tcp->m_mcc_records, l_mcc_records_size);
l_tcp->m_nb_max_mcc_records = l_default_tcp->m_nb_max_mcc_records;
l_src_mcc_rec = l_default_tcp->m_mcc_records;
l_dest_mcc_rec = l_tcp->m_mcc_records;
for (j = 0; j < l_default_tcp->m_nb_max_mcc_records; ++j) {
if (l_src_mcc_rec->m_decorrelation_array) {
l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_decorrelation_array -
l_default_tcp->m_mct_records);
l_dest_mcc_rec->m_decorrelation_array = l_tcp->m_mct_records + l_offset;
}
if (l_src_mcc_rec->m_offset_array) {
l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_offset_array -
l_default_tcp->m_mct_records);
l_dest_mcc_rec->m_offset_array = l_tcp->m_mct_records + l_offset;
}
++l_src_mcc_rec;
++l_dest_mcc_rec;
}
memcpy(l_current_tccp, l_default_tcp->tccps, l_tccp_size);
++l_tcp;
}
p_j2k->m_tcd = opj_tcd_create(OPJ_TRUE);
if (! p_j2k->m_tcd) {
return OPJ_FALSE;
}
if (!opj_tcd_init(p_j2k->m_tcd, l_image, &(p_j2k->m_cp), p_j2k->m_tp)) {
opj_tcd_destroy(p_j2k->m_tcd);
p_j2k->m_tcd = 00;
opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static const opj_dec_memory_marker_handler_t * opj_j2k_get_marker_handler(
OPJ_UINT32 p_id)
{
const opj_dec_memory_marker_handler_t *e;
for (e = j2k_memory_marker_handler_tab; e->id != 0; ++e) {
if (e->id == p_id) {
break;
}
}
return e;
}
void opj_j2k_destroy(opj_j2k_t *p_j2k)
{
if (p_j2k == 00) {
return;
}
if (p_j2k->m_is_decoder) {
if (p_j2k->m_specific_param.m_decoder.m_default_tcp != 00) {
opj_j2k_tcp_destroy(p_j2k->m_specific_param.m_decoder.m_default_tcp);
opj_free(p_j2k->m_specific_param.m_decoder.m_default_tcp);
p_j2k->m_specific_param.m_decoder.m_default_tcp = 00;
}
if (p_j2k->m_specific_param.m_decoder.m_header_data != 00) {
opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
p_j2k->m_specific_param.m_decoder.m_header_data = 00;
p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
}
opj_free(p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode);
p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode = 00;
p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode = 0;
opj_free(p_j2k->m_specific_param.m_decoder.m_tlm.m_tile_part_infos);
p_j2k->m_specific_param.m_decoder.m_tlm.m_tile_part_infos = NULL;
opj_free(p_j2k->m_specific_param.m_decoder.m_intersecting_tile_parts_offset);
p_j2k->m_specific_param.m_decoder.m_intersecting_tile_parts_offset = NULL;
} else {
if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 00;
}
if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 00;
p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 00;
}
if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
p_j2k->m_specific_param.m_encoder.m_header_tile_data = 00;
p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
}
}
opj_tcd_destroy(p_j2k->m_tcd);
opj_j2k_cp_destroy(&(p_j2k->m_cp));
memset(&(p_j2k->m_cp), 0, sizeof(opj_cp_t));
opj_procedure_list_destroy(p_j2k->m_procedure_list);
p_j2k->m_procedure_list = 00;
opj_procedure_list_destroy(p_j2k->m_validation_list);
p_j2k->m_procedure_list = 00;
j2k_destroy_cstr_index(p_j2k->cstr_index);
p_j2k->cstr_index = NULL;
opj_image_destroy(p_j2k->m_private_image);
p_j2k->m_private_image = NULL;
opj_image_destroy(p_j2k->m_output_image);
p_j2k->m_output_image = NULL;
opj_thread_pool_destroy(p_j2k->m_tp);
p_j2k->m_tp = NULL;
opj_free(p_j2k);
}
void j2k_destroy_cstr_index(opj_codestream_index_t *p_cstr_ind)
{
if (p_cstr_ind) {
if (p_cstr_ind->marker) {
opj_free(p_cstr_ind->marker);
p_cstr_ind->marker = NULL;
}
if (p_cstr_ind->tile_index) {
OPJ_UINT32 it_tile = 0;
for (it_tile = 0; it_tile < p_cstr_ind->nb_of_tiles; it_tile++) {
if (p_cstr_ind->tile_index[it_tile].packet_index) {
opj_free(p_cstr_ind->tile_index[it_tile].packet_index);
p_cstr_ind->tile_index[it_tile].packet_index = NULL;
}
if (p_cstr_ind->tile_index[it_tile].tp_index) {
opj_free(p_cstr_ind->tile_index[it_tile].tp_index);
p_cstr_ind->tile_index[it_tile].tp_index = NULL;
}
if (p_cstr_ind->tile_index[it_tile].marker) {
opj_free(p_cstr_ind->tile_index[it_tile].marker);
p_cstr_ind->tile_index[it_tile].marker = NULL;
}
}
opj_free(p_cstr_ind->tile_index);
p_cstr_ind->tile_index = NULL;
}
opj_free(p_cstr_ind);
}
}
static void opj_j2k_tcp_destroy(opj_tcp_t *p_tcp)
{
if (p_tcp == 00) {
return;
}
if (p_tcp->ppt_markers != 00) {
OPJ_UINT32 i;
for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
if (p_tcp->ppt_markers[i].m_data != NULL) {
opj_free(p_tcp->ppt_markers[i].m_data);
}
}
p_tcp->ppt_markers_count = 0U;
opj_free(p_tcp->ppt_markers);
p_tcp->ppt_markers = NULL;
}
if (p_tcp->ppt_buffer != 00) {
opj_free(p_tcp->ppt_buffer);
p_tcp->ppt_buffer = 00;
}
if (p_tcp->tccps != 00) {
opj_free(p_tcp->tccps);
p_tcp->tccps = 00;
}
if (p_tcp->m_mct_coding_matrix != 00) {
opj_free(p_tcp->m_mct_coding_matrix);
p_tcp->m_mct_coding_matrix = 00;
}
if (p_tcp->m_mct_decoding_matrix != 00) {
opj_free(p_tcp->m_mct_decoding_matrix);
p_tcp->m_mct_decoding_matrix = 00;
}
if (p_tcp->m_mcc_records) {
opj_free(p_tcp->m_mcc_records);
p_tcp->m_mcc_records = 00;
p_tcp->m_nb_max_mcc_records = 0;
p_tcp->m_nb_mcc_records = 0;
}
if (p_tcp->m_mct_records) {
opj_mct_data_t * l_mct_data = p_tcp->m_mct_records;
OPJ_UINT32 i;
for (i = 0; i < p_tcp->m_nb_mct_records; ++i) {
if (l_mct_data->m_data) {
opj_free(l_mct_data->m_data);
l_mct_data->m_data = 00;
}
++l_mct_data;
}
opj_free(p_tcp->m_mct_records);
p_tcp->m_mct_records = 00;
}
if (p_tcp->mct_norms != 00) {
opj_free(p_tcp->mct_norms);
p_tcp->mct_norms = 00;
}
opj_j2k_tcp_data_destroy(p_tcp);
}
static void opj_j2k_tcp_data_destroy(opj_tcp_t *p_tcp)
{
if (p_tcp->m_data) {
opj_free(p_tcp->m_data);
p_tcp->m_data = NULL;
p_tcp->m_data_size = 0;
}
}
static void opj_j2k_cp_destroy(opj_cp_t *p_cp)
{
OPJ_UINT32 l_nb_tiles;
opj_tcp_t * l_current_tile = 00;
if (p_cp == 00) {
return;
}
if (p_cp->tcps != 00) {
OPJ_UINT32 i;
l_current_tile = p_cp->tcps;
l_nb_tiles = p_cp->th * p_cp->tw;
for (i = 0U; i < l_nb_tiles; ++i) {
opj_j2k_tcp_destroy(l_current_tile);
++l_current_tile;
}
opj_free(p_cp->tcps);
p_cp->tcps = 00;
}
if (p_cp->ppm_markers != 00) {
OPJ_UINT32 i;
for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
if (p_cp->ppm_markers[i].m_data != NULL) {
opj_free(p_cp->ppm_markers[i].m_data);
}
}
p_cp->ppm_markers_count = 0U;
opj_free(p_cp->ppm_markers);
p_cp->ppm_markers = NULL;
}
opj_free(p_cp->ppm_buffer);
p_cp->ppm_buffer = 00;
p_cp->ppm_data =
NULL;
opj_free(p_cp->comment);
p_cp->comment = 00;
if (! p_cp->m_is_decoder) {
opj_free(p_cp->m_specific_param.m_enc.m_matrice);
p_cp->m_specific_param.m_enc.m_matrice = 00;
}
}
static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t
*p_stream, OPJ_UINT32 tile_no, OPJ_BOOL* p_correction_needed,
opj_event_mgr_t * p_manager)
{
OPJ_BYTE l_header_data[10];
OPJ_OFF_T l_stream_pos_backup;
OPJ_UINT32 l_current_marker;
OPJ_UINT32 l_marker_size;
OPJ_UINT32 l_tile_no, l_tot_len, l_current_part, l_num_parts;
*p_correction_needed = OPJ_FALSE;
if (!opj_stream_has_seek(p_stream)) {
return OPJ_TRUE;
}
l_stream_pos_backup = opj_stream_tell(p_stream);
if (l_stream_pos_backup == -1) {
return OPJ_TRUE;
}
for (;;) {
if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) {
if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
opj_read_bytes(l_header_data, &l_current_marker, 2);
if (l_current_marker != J2K_MS_SOT) {
if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) {
opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
return OPJ_FALSE;
}
opj_read_bytes(l_header_data, &l_marker_size, 2);
if (l_marker_size != 10) {
opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
return OPJ_FALSE;
}
l_marker_size -= 2;
if (opj_stream_read_data(p_stream, l_header_data, l_marker_size,
p_manager) != l_marker_size) {
opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
return OPJ_FALSE;
}
if (! opj_j2k_get_sot_values(l_header_data, l_marker_size, &l_tile_no,
&l_tot_len, &l_current_part, &l_num_parts, p_manager)) {
return OPJ_FALSE;
}
if (l_tile_no == tile_no) {
break;
}
if (l_tot_len < 14U) {
if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
l_tot_len -= 12U;
if (opj_stream_skip(p_stream, (OPJ_OFF_T)(l_tot_len),
p_manager) != (OPJ_OFF_T)(l_tot_len)) {
if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
}
if (l_current_part == l_num_parts) {
*p_correction_needed = OPJ_TRUE;
}
if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
OPJ_BOOL opj_j2k_read_tile_header(opj_j2k_t * p_j2k,
OPJ_UINT32 * p_tile_index,
OPJ_UINT32 * p_data_size,
OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0,
OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1,
OPJ_UINT32 * p_nb_comps,
OPJ_BOOL * p_go_on,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager)
{
OPJ_UINT32 l_current_marker = J2K_MS_SOT;
OPJ_UINT32 l_marker_size;
const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
opj_tcp_t * l_tcp = NULL;
const OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
assert(p_stream != 00);
assert(p_j2k != 00);
assert(p_manager != 00);
if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC) {
l_current_marker = J2K_MS_EOC;
}
else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) {
return OPJ_FALSE;
}
while ((!p_j2k->m_specific_param.m_decoder.m_can_decode) &&
(l_current_marker != J2K_MS_EOC)) {
if (p_j2k->m_specific_param.m_decoder.m_num_intersecting_tile_parts > 0 &&
p_j2k->m_specific_param.m_decoder.m_idx_intersecting_tile_parts <
p_j2k->m_specific_param.m_decoder.m_num_intersecting_tile_parts) {
OPJ_OFF_T next_tp_sot_pos;
next_tp_sot_pos =
p_j2k->m_specific_param.m_decoder.m_intersecting_tile_parts_offset[p_j2k->m_specific_param.m_decoder.m_idx_intersecting_tile_parts];
++p_j2k->m_specific_param.m_decoder.m_idx_intersecting_tile_parts;
if (!(opj_stream_read_seek(p_stream,
next_tp_sot_pos,
p_manager))) {
opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
return OPJ_FALSE;
}
if (opj_stream_read_data(p_stream,
p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
return OPJ_FALSE;
}
opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
&l_current_marker,
2);
if (l_current_marker != J2K_MS_SOT) {
opj_event_msg(p_manager, EVT_ERROR, "Did not get expected SOT marker\n");
return OPJ_FALSE;
}
}
while (l_current_marker != J2K_MS_SOD) {
if (opj_stream_get_number_byte_left(p_stream) == 0) {
p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
break;
}
if (opj_stream_read_data(p_stream,
p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
return OPJ_FALSE;
}
opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker_size,
2);
if (l_marker_size < 2) {
opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
return OPJ_FALSE;
}
if (l_current_marker == 0x8080 &&
opj_stream_get_number_byte_left(p_stream) == 0) {
p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
break;
}
if (p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_TPH) {
if (p_j2k->m_specific_param.m_decoder.m_sot_length < l_marker_size + 2) {
opj_event_msg(p_manager, EVT_ERROR,
"Sot length is less than marker size + marker ID\n");
return OPJ_FALSE;
}
p_j2k->m_specific_param.m_decoder.m_sot_length -= (l_marker_size + 2);
}
l_marker_size -= 2;
l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
opj_event_msg(p_manager, EVT_ERROR,
"Marker is not compliant with its position\n");
return OPJ_FALSE;
}
if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
OPJ_BYTE *new_header_data = NULL;
if ((OPJ_OFF_T)l_marker_size > opj_stream_get_number_byte_left(p_stream)) {
opj_event_msg(p_manager, EVT_ERROR,
"Marker size inconsistent with stream length\n");
return OPJ_FALSE;
}
new_header_data = (OPJ_BYTE *) opj_realloc(
p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
if (! new_header_data) {
opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
return OPJ_FALSE;
}
p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
}
if (opj_stream_read_data(p_stream,
p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size,
p_manager) != l_marker_size) {
opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
return OPJ_FALSE;
}
if (!l_marker_handler->handler) {
opj_event_msg(p_manager, EVT_ERROR, "Not sure how that happened.\n");
return OPJ_FALSE;
}
if (!(*(l_marker_handler->handler))(p_j2k,
p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, p_manager)) {
opj_event_msg(p_manager, EVT_ERROR,
"Fail to read the current marker segment (%#x)\n", l_current_marker);
return OPJ_FALSE;
}
if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
p_j2k->cstr_index,
l_marker_handler->id,
(OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
l_marker_size + 4)) {
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
return OPJ_FALSE;
}
if (l_marker_handler->id == J2K_MS_SOT) {
OPJ_UINT32 sot_pos = (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4
;
if (sot_pos > p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos) {
p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = sot_pos;
}
}
if (p_j2k->m_specific_param.m_decoder.m_skip_data) {
if (opj_stream_skip(p_stream, p_j2k->m_specific_param.m_decoder.m_sot_length,
p_manager) != p_j2k->m_specific_param.m_decoder.m_sot_length) {
opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
return OPJ_FALSE;
}
l_current_marker = J2K_MS_SOD;
} else {
if (opj_stream_read_data(p_stream,
p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
return OPJ_FALSE;
}
opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
&l_current_marker, 2);
}
}
if (opj_stream_get_number_byte_left(p_stream) == 0
&& p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
break;
}
if (! p_j2k->m_specific_param.m_decoder.m_skip_data) {
if (! opj_j2k_read_sod(p_j2k, p_stream, p_manager)) {
return OPJ_FALSE;
}
if (!p_j2k->m_specific_param.m_decoder.m_can_decode &&
p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec >= 0 &&
p_j2k->m_current_tile_number == (OPJ_UINT32)
p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec &&
!p_j2k->m_specific_param.m_decoder.m_tlm.m_is_invalid &&
opj_stream_has_seek(p_stream)) {
l_tcp = p_j2k->m_cp.tcps + p_j2k->m_current_tile_number;
if (l_tcp->m_nb_tile_parts ==
p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps &&
(OPJ_UINT32)l_tcp->m_current_tile_part_number + 1 < l_tcp->m_nb_tile_parts) {
const OPJ_OFF_T next_tp_sot_pos = p_j2k->cstr_index->tile_index[
p_j2k->m_current_tile_number].tp_index[l_tcp->m_current_tile_part_number +
1].start_pos;
if (next_tp_sot_pos != opj_stream_tell(p_stream)) {
#if 0#endif
if (!(opj_stream_read_seek(p_stream,
next_tp_sot_pos,
p_manager))) {
opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
return OPJ_FALSE;
}
}
if (opj_stream_read_data(p_stream,
p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
return OPJ_FALSE;
}
opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
&l_current_marker,
2);
if (l_current_marker != J2K_MS_SOT) {
opj_event_msg(p_manager, EVT_ERROR, "Did not get expected SOT marker\n");
return OPJ_FALSE;
}
continue;
}
}
if (p_j2k->m_specific_param.m_decoder.m_can_decode &&
!p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked) {
OPJ_BOOL l_correction_needed;
p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
if (!opj_j2k_need_nb_tile_parts_correction(p_stream,
p_j2k->m_current_tile_number, &l_correction_needed, p_manager)) {
opj_event_msg(p_manager, EVT_ERROR,
"opj_j2k_apply_nb_tile_parts_correction error\n");
return OPJ_FALSE;
}
if (l_correction_needed) {
OPJ_UINT32 l_tile_no;
p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction = 1;
for (l_tile_no = 0U; l_tile_no < l_nb_tiles; ++l_tile_no) {
if (p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts != 0U) {
p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts += 1;
}
}
opj_event_msg(p_manager, EVT_WARNING,
"Non conformant codestream TPsot==TNsot.\n");
}
}
} else {
p_j2k->m_specific_param.m_decoder.m_skip_data = 0;
p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
}
if (! p_j2k->m_specific_param.m_decoder.m_can_decode) {
if (opj_stream_read_data(p_stream,
p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
if (p_j2k->m_current_tile_number + 1 == l_nb_tiles) {
OPJ_UINT32 l_tile_no;
for (l_tile_no = 0U; l_tile_no < l_nb_tiles; ++l_tile_no) {
if (p_j2k->m_cp.tcps[l_tile_no].m_current_tile_part_number == 0 &&
p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts == 0) {
break;
}
}
if (l_tile_no < l_nb_tiles) {
opj_event_msg(p_manager, EVT_INFO,
"Tile %u has TPsot == 0 and TNsot == 0, "
"but no other tile-parts were found. "
"EOC is also missing.\n",
l_tile_no);
p_j2k->m_current_tile_number = l_tile_no;
l_current_marker = J2K_MS_EOC;
p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
break;
}
}
opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
return OPJ_FALSE;
}
opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
&l_current_marker, 2);
}
}
if (l_current_marker == J2K_MS_EOC) {
if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC) {
p_j2k->m_current_tile_number = 0;
p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
}
}
if (! p_j2k->m_specific_param.m_decoder.m_can_decode) {
l_tcp = p_j2k->m_cp.tcps + p_j2k->m_current_tile_number;
while ((p_j2k->m_current_tile_number < l_nb_tiles) && (l_tcp->m_data == 00)) {
++p_j2k->m_current_tile_number;
++l_tcp;
}
if (p_j2k->m_current_tile_number == l_nb_tiles) {
*p_go_on = OPJ_FALSE;
return OPJ_TRUE;
}
}
if (! opj_j2k_merge_ppt(p_j2k->m_cp.tcps + p_j2k->m_current_tile_number,
p_manager)) {
opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPT data\n");
return OPJ_FALSE;
}
if (! opj_tcd_init_decode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number,
p_manager)) {
opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
return OPJ_FALSE;
}
opj_event_msg(p_manager, EVT_INFO, "Header of tile %d / %d has been read.\n",
p_j2k->m_current_tile_number + 1, (p_j2k->m_cp.th * p_j2k->m_cp.tw));
*p_tile_index = p_j2k->m_current_tile_number;
*p_go_on = OPJ_TRUE;
if (p_data_size) {
*p_data_size = opj_tcd_get_decoded_tile_size(p_j2k->m_tcd, OPJ_FALSE);
if (*p_data_size == UINT_MAX) {
return OPJ_FALSE;
}
}
*p_tile_x0 = p_j2k->m_tcd->tcd_image->tiles->x0;
*p_tile_y0 = p_j2k->m_tcd->tcd_image->tiles->y0;
*p_tile_x1 = p_j2k->m_tcd->tcd_image->tiles->x1;
*p_tile_y1 = p_j2k->m_tcd->tcd_image->tiles->y1;
*p_nb_comps = p_j2k->m_tcd->tcd_image->tiles->numcomps;
p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_DATA;
return OPJ_TRUE;
}
OPJ_BOOL opj_j2k_decode_tile(opj_j2k_t * p_j2k,
OPJ_UINT32 p_tile_index,
OPJ_BYTE * p_data,
OPJ_UINT32 p_data_size,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager)
{
OPJ_UINT32 l_current_marker;
OPJ_BYTE l_data [2];
opj_tcp_t * l_tcp;
opj_image_t* l_image_for_bounds;
assert(p_stream != 00);
assert(p_j2k != 00);
assert(p_manager != 00);
if (!(p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_DATA)
|| (p_tile_index != p_j2k->m_current_tile_number)) {
return OPJ_FALSE;
}
l_tcp = &(p_j2k->m_cp.tcps[p_tile_index]);
if (! l_tcp->m_data) {
opj_j2k_tcp_destroy(l_tcp);
return OPJ_FALSE;
}
l_image_for_bounds = p_j2k->m_output_image ? p_j2k->m_output_image :
p_j2k->m_private_image;
if (! opj_tcd_decode_tile(p_j2k->m_tcd,
l_image_for_bounds->x0,
l_image_for_bounds->y0,
l_image_for_bounds->x1,
l_image_for_bounds->y1,
p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode,
p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode,
l_tcp->m_data,
l_tcp->m_data_size,
p_tile_index,
p_j2k->cstr_index, p_manager)) {
opj_j2k_tcp_destroy(l_tcp);
p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
opj_event_msg(p_manager, EVT_ERROR, "Failed to decode.\n");
return OPJ_FALSE;
}
if (p_data != NULL) {
if (! opj_tcd_update_tile_data(p_j2k->m_tcd, p_data, p_data_size)) {
return OPJ_FALSE;
}
opj_j2k_tcp_data_destroy(l_tcp);
}
p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
p_j2k->m_specific_param.m_decoder.m_state &= (~(OPJ_UINT32)J2K_STATE_DATA);
if (opj_stream_get_number_byte_left(p_stream) == 0
&& p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
return OPJ_TRUE;
}
if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC) {
if (opj_stream_read_data(p_stream, l_data, 2, p_manager) != 2) {
opj_event_msg(p_manager, p_j2k->m_cp.strict ? EVT_ERROR : EVT_WARNING,
"Stream too short\n");
return p_j2k->m_cp.strict ? OPJ_FALSE : OPJ_TRUE;
}
opj_read_bytes(l_data, &l_current_marker, 2);
if (l_current_marker == J2K_MS_EOC) {
p_j2k->m_current_tile_number = 0;
p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
} else if (l_current_marker != J2K_MS_SOT) {
if (opj_stream_get_number_byte_left(p_stream) == 0) {
p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
opj_event_msg(p_manager, EVT_WARNING, "Stream does not end with EOC\n");
return OPJ_TRUE;
}
opj_event_msg(p_manager, EVT_ERROR, "Stream too short, expected SOT\n");
return OPJ_FALSE;
}
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd,
opj_image_t* p_output_image)
{
OPJ_UINT32 i, j;
OPJ_UINT32 l_width_src, l_height_src;
OPJ_UINT32 l_width_dest, l_height_dest;
OPJ_INT32 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src;
OPJ_SIZE_T l_start_offset_src;
OPJ_UINT32 l_start_x_dest, l_start_y_dest;
OPJ_UINT32 l_x0_dest, l_y0_dest, l_x1_dest, l_y1_dest;
OPJ_SIZE_T l_start_offset_dest;
opj_image_comp_t * l_img_comp_src = 00;
opj_image_comp_t * l_img_comp_dest = 00;
opj_tcd_tilecomp_t * l_tilec = 00;
opj_image_t * l_image_src = 00;
OPJ_INT32 * l_dest_ptr;
l_tilec = p_tcd->tcd_image->tiles->comps;
l_image_src = p_tcd->image;
l_img_comp_src = l_image_src->comps;
l_img_comp_dest = p_output_image->comps;
for (i = 0; i < l_image_src->numcomps;
i++, ++l_img_comp_dest, ++l_img_comp_src, ++l_tilec) {
OPJ_INT32 res_x0, res_x1, res_y0, res_y1;
OPJ_UINT32 src_data_stride;
const OPJ_INT32* p_src_data;
l_img_comp_dest->resno_decoded = l_img_comp_src->resno_decoded;
if (p_tcd->whole_tile_decoding) {
opj_tcd_resolution_t* l_res = l_tilec->resolutions +
l_img_comp_src->resno_decoded;
res_x0 = l_res->x0;
res_y0 = l_res->y0;
res_x1 = l_res->x1;
res_y1 = l_res->y1;
src_data_stride = (OPJ_UINT32)(
l_tilec->resolutions[l_tilec->minimum_num_resolutions - 1].x1 -
l_tilec->resolutions[l_tilec->minimum_num_resolutions - 1].x0);
p_src_data = l_tilec->data;
} else {
opj_tcd_resolution_t* l_res = l_tilec->resolutions +
l_img_comp_src->resno_decoded;
res_x0 = (OPJ_INT32)l_res->win_x0;
res_y0 = (OPJ_INT32)l_res->win_y0;
res_x1 = (OPJ_INT32)l_res->win_x1;
res_y1 = (OPJ_INT32)l_res->win_y1;
src_data_stride = l_res->win_x1 - l_res->win_x0;
p_src_data = l_tilec->data_win;
}
if (p_src_data == NULL) {
continue;
}
l_width_src = (OPJ_UINT32)(res_x1 - res_x0);
l_height_src = (OPJ_UINT32)(res_y1 - res_y0);
l_x0_dest = opj_uint_ceildivpow2(l_img_comp_dest->x0, l_img_comp_dest->factor);
l_y0_dest = opj_uint_ceildivpow2(l_img_comp_dest->y0, l_img_comp_dest->factor);
l_x1_dest = l_x0_dest +
l_img_comp_dest->w;
l_y1_dest = l_y0_dest + l_img_comp_dest->h;
assert(res_x0 >= 0);
assert(res_x1 >= 0);
if (l_x0_dest < (OPJ_UINT32)res_x0) {
l_start_x_dest = (OPJ_UINT32)res_x0 - l_x0_dest;
l_offset_x0_src = 0;
if (l_x1_dest >= (OPJ_UINT32)res_x1) {
l_width_dest = l_width_src;
l_offset_x1_src = 0;
} else {
l_width_dest = l_x1_dest - (OPJ_UINT32)res_x0 ;
l_offset_x1_src = (OPJ_INT32)(l_width_src - l_width_dest);
}
} else {
l_start_x_dest = 0U;
l_offset_x0_src = (OPJ_INT32)l_x0_dest - res_x0;
if (l_x1_dest >= (OPJ_UINT32)res_x1) {
l_width_dest = l_width_src - (OPJ_UINT32)l_offset_x0_src;
l_offset_x1_src = 0;
} else {
l_width_dest = l_img_comp_dest->w ;
l_offset_x1_src = res_x1 - (OPJ_INT32)l_x1_dest;
}
}
if (l_y0_dest < (OPJ_UINT32)res_y0) {
l_start_y_dest = (OPJ_UINT32)res_y0 - l_y0_dest;
l_offset_y0_src = 0;
if (l_y1_dest >= (OPJ_UINT32)res_y1) {
l_height_dest = l_height_src;
l_offset_y1_src = 0;
} else {
l_height_dest = l_y1_dest - (OPJ_UINT32)res_y0 ;
l_offset_y1_src = (OPJ_INT32)(l_height_src - l_height_dest);
}
} else {
l_start_y_dest = 0U;
l_offset_y0_src = (OPJ_INT32)l_y0_dest - res_y0;
if (l_y1_dest >= (OPJ_UINT32)res_y1) {
l_height_dest = l_height_src - (OPJ_UINT32)l_offset_y0_src;
l_offset_y1_src = 0;
} else {
l_height_dest = l_img_comp_dest->h ;
l_offset_y1_src = res_y1 - (OPJ_INT32)l_y1_dest;
}
}
if ((l_offset_x0_src < 0) || (l_offset_y0_src < 0) || (l_offset_x1_src < 0) ||
(l_offset_y1_src < 0)) {
return OPJ_FALSE;
}
if ((OPJ_INT32)l_width_dest < 0 || (OPJ_INT32)l_height_dest < 0) {
return OPJ_FALSE;
}
l_start_offset_src = (OPJ_SIZE_T)l_offset_x0_src + (OPJ_SIZE_T)l_offset_y0_src
* (OPJ_SIZE_T)src_data_stride;
l_start_offset_dest = (OPJ_SIZE_T)l_start_x_dest + (OPJ_SIZE_T)l_start_y_dest
* (OPJ_SIZE_T)l_img_comp_dest->w;
if (l_img_comp_dest->data == NULL &&
l_start_offset_src == 0 && l_start_offset_dest == 0 &&
src_data_stride == l_img_comp_dest->w &&
l_width_dest == l_img_comp_dest->w &&
l_height_dest == l_img_comp_dest->h) {
if (p_tcd->whole_tile_decoding) {
l_img_comp_dest->data = l_tilec->data;
l_tilec->data = NULL;
} else {
l_img_comp_dest->data = l_tilec->data_win;
l_tilec->data_win = NULL;
}
continue;
} else if (l_img_comp_dest->data == NULL) {
OPJ_SIZE_T l_width = l_img_comp_dest->w;
OPJ_SIZE_T l_height = l_img_comp_dest->h;
if ((l_height == 0U) || (l_width > (SIZE_MAX / l_height)) ||
l_width * l_height > SIZE_MAX / sizeof(OPJ_INT32)) {
return OPJ_FALSE;
}
l_img_comp_dest->data = (OPJ_INT32*) opj_image_data_alloc(l_width * l_height *
sizeof(OPJ_INT32));
if (! l_img_comp_dest->data) {
return OPJ_FALSE;
}
if (l_img_comp_dest->w != l_width_dest ||
l_img_comp_dest->h != l_height_dest) {
memset(l_img_comp_dest->data, 0,
(OPJ_SIZE_T)l_img_comp_dest->w * l_img_comp_dest->h * sizeof(OPJ_INT32));
}
}
l_dest_ptr = l_img_comp_dest->data + l_start_offset_dest;
{
const OPJ_INT32 * l_src_ptr = p_src_data;
l_src_ptr += l_start_offset_src;
for (j = 0; j < l_height_dest; ++j) {
memcpy(l_dest_ptr, l_src_ptr, l_width_dest * sizeof(OPJ_INT32));
l_dest_ptr += l_img_comp_dest->w;
l_src_ptr += src_data_stride;
}
}
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_update_image_dimensions(opj_image_t* p_image,
opj_event_mgr_t * p_manager)
{
OPJ_UINT32 it_comp;
OPJ_INT32 l_comp_x1, l_comp_y1;
opj_image_comp_t* l_img_comp = NULL;
l_img_comp = p_image->comps;
for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
OPJ_INT32 l_h, l_w;
if (p_image->x0 > (OPJ_UINT32)INT_MAX ||
p_image->y0 > (OPJ_UINT32)INT_MAX ||
p_image->x1 > (OPJ_UINT32)INT_MAX ||
p_image->y1 > (OPJ_UINT32)INT_MAX) {
opj_event_msg(p_manager, EVT_ERROR,
"Image coordinates above INT_MAX are not supported\n");
return OPJ_FALSE;
}
l_img_comp->x0 = opj_uint_ceildiv(p_image->x0, l_img_comp->dx);
l_img_comp->y0 = opj_uint_ceildiv(p_image->y0, l_img_comp->dy);
l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
l_w = opj_int_ceildivpow2(l_comp_x1, (OPJ_INT32)l_img_comp->factor)
- opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0, (OPJ_INT32)l_img_comp->factor);
if (l_w < 0) {
opj_event_msg(p_manager, EVT_ERROR,
"Size x of the decoded component image is incorrect (comp[%d].w=%d).\n",
it_comp, l_w);
return OPJ_FALSE;
}
l_img_comp->w = (OPJ_UINT32)l_w;
l_h = opj_int_ceildivpow2(l_comp_y1, (OPJ_INT32)l_img_comp->factor)
- opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0, (OPJ_INT32)l_img_comp->factor);
if (l_h < 0) {
opj_event_msg(p_manager, EVT_ERROR,
"Size y of the decoded component image is incorrect (comp[%d].h=%d).\n",
it_comp, l_h);
return OPJ_FALSE;
}
l_img_comp->h = (OPJ_UINT32)l_h;
l_img_comp++;
}
return OPJ_TRUE;
}
OPJ_BOOL opj_j2k_set_decoded_components(opj_j2k_t *p_j2k,
OPJ_UINT32 numcomps,
const OPJ_UINT32* comps_indices,
opj_event_mgr_t * p_manager)
{
OPJ_UINT32 i;
OPJ_BOOL* already_mapped;
if (p_j2k->m_private_image == NULL) {
opj_event_msg(p_manager, EVT_ERROR,
"opj_read_header() should be called before "
"opj_set_decoded_components().\n");
return OPJ_FALSE;
}
already_mapped = (OPJ_BOOL*) opj_calloc(sizeof(OPJ_BOOL),
p_j2k->m_private_image->numcomps);
if (already_mapped == NULL) {
return OPJ_FALSE;
}
for (i = 0; i < numcomps; i++) {
if (comps_indices[i] >= p_j2k->m_private_image->numcomps) {
opj_event_msg(p_manager, EVT_ERROR,
"Invalid component index: %u\n",
comps_indices[i]);
opj_free(already_mapped);
return OPJ_FALSE;
}
if (already_mapped[comps_indices[i]]) {
opj_event_msg(p_manager, EVT_ERROR,
"Component index %u used several times\n",
comps_indices[i]);
opj_free(already_mapped);
return OPJ_FALSE;
}
already_mapped[comps_indices[i]] = OPJ_TRUE;
}
opj_free(already_mapped);
opj_free(p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode);
if (numcomps) {
p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode =
(OPJ_UINT32*) opj_malloc(numcomps * sizeof(OPJ_UINT32));
if (p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode == NULL) {
p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode = 0;
return OPJ_FALSE;
}
memcpy(p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode,
comps_indices,
numcomps * sizeof(OPJ_UINT32));
} else {
p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode = NULL;
}
p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode = numcomps;
return OPJ_TRUE;
}
OPJ_BOOL opj_j2k_set_decode_area(opj_j2k_t *p_j2k,
opj_image_t* p_image,
OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
OPJ_INT32 p_end_x, OPJ_INT32 p_end_y,
opj_event_mgr_t * p_manager)
{
opj_cp_t * l_cp = &(p_j2k->m_cp);
opj_image_t * l_image = p_j2k->m_private_image;
OPJ_BOOL ret;
OPJ_UINT32 it_comp;
if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
p_j2k->m_cp.tcps[0].m_data != NULL) {
}
else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) {
opj_event_msg(p_manager, EVT_ERROR,
"Need to decode the main header before begin to decode the remaining codestream.\n");
return OPJ_FALSE;
}
for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
p_image->comps[it_comp].factor = p_j2k->m_cp.m_specific_param.m_dec.m_reduce;
}
if (!p_start_x && !p_start_y && !p_end_x && !p_end_y) {
opj_event_msg(p_manager, EVT_INFO,
"No decoded area parameters, set the decoded area to the whole image\n");
p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
p_image->x0 = l_image->x0;
p_image->y0 = l_image->y0;
p_image->x1 = l_image->x1;
p_image->y1 = l_image->y1;
return opj_j2k_update_image_dimensions(p_image, p_manager);
}
if (p_start_x < 0) {
opj_event_msg(p_manager, EVT_ERROR,
"Left position of the decoded area (region_x0=%d) should be >= 0.\n",
p_start_x);
return OPJ_FALSE;
} else if ((OPJ_UINT32)p_start_x > l_image->x1) {
opj_event_msg(p_manager, EVT_ERROR,
"Left position of the decoded area (region_x0=%d) is outside the image area (Xsiz=%d).\n",
p_start_x, l_image->x1);
return OPJ_FALSE;
} else if ((OPJ_UINT32)p_start_x < l_image->x0) {
opj_event_msg(p_manager, EVT_WARNING,
"Left position of the decoded area (region_x0=%d) is outside the image area (XOsiz=%d).\n",
p_start_x, l_image->x0);
p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
p_image->x0 = l_image->x0;
} else {
p_j2k->m_specific_param.m_decoder.m_start_tile_x = ((OPJ_UINT32)p_start_x -
l_cp->tx0) / l_cp->tdx;
p_image->x0 = (OPJ_UINT32)p_start_x;
}
if (p_start_y < 0) {
opj_event_msg(p_manager, EVT_ERROR,
"Up position of the decoded area (region_y0=%d) should be >= 0.\n",
p_start_y);
return OPJ_FALSE;
} else if ((OPJ_UINT32)p_start_y > l_image->y1) {
opj_event_msg(p_manager, EVT_ERROR,
"Up position of the decoded area (region_y0=%d) is outside the image area (Ysiz=%d).\n",
p_start_y, l_image->y1);
return OPJ_FALSE;
} else if ((OPJ_UINT32)p_start_y < l_image->y0) {
opj_event_msg(p_manager, EVT_WARNING,
"Up position of the decoded area (region_y0=%d) is outside the image area (YOsiz=%d).\n",
p_start_y, l_image->y0);
p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
p_image->y0 = l_image->y0;
} else {
p_j2k->m_specific_param.m_decoder.m_start_tile_y = ((OPJ_UINT32)p_start_y -
l_cp->ty0) / l_cp->tdy;
p_image->y0 = (OPJ_UINT32)p_start_y;
}
if (p_end_x <= 0) {
opj_event_msg(p_manager, EVT_ERROR,
"Right position of the decoded area (region_x1=%d) should be > 0.\n",
p_end_x);
return OPJ_FALSE;
} else if ((OPJ_UINT32)p_end_x < l_image->x0) {
opj_event_msg(p_manager, EVT_ERROR,
"Right position of the decoded area (region_x1=%d) is outside the image area (XOsiz=%d).\n",
p_end_x, l_image->x0);
return OPJ_FALSE;
} else if ((OPJ_UINT32)p_end_x > l_image->x1) {
opj_event_msg(p_manager, EVT_WARNING,
"Right position of the decoded area (region_x1=%d) is outside the image area (Xsiz=%d).\n",
p_end_x, l_image->x1);
p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
p_image->x1 = l_image->x1;
} else {
p_j2k->m_specific_param.m_decoder.m_end_tile_x = opj_uint_ceildiv((
OPJ_UINT32)p_end_x - l_cp->tx0, l_cp->tdx);
p_image->x1 = (OPJ_UINT32)p_end_x;
}
if (p_end_y <= 0) {
opj_event_msg(p_manager, EVT_ERROR,
"Bottom position of the decoded area (region_y1=%d) should be > 0.\n",
p_end_y);
return OPJ_FALSE;
} else if ((OPJ_UINT32)p_end_y < l_image->y0) {
opj_event_msg(p_manager, EVT_ERROR,
"Bottom position of the decoded area (region_y1=%d) is outside the image area (YOsiz=%d).\n",
p_end_y, l_image->y0);
return OPJ_FALSE;
}
if ((OPJ_UINT32)p_end_y > l_image->y1) {
opj_event_msg(p_manager, EVT_WARNING,
"Bottom position of the decoded area (region_y1=%d) is outside the image area (Ysiz=%d).\n",
p_end_y, l_image->y1);
p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
p_image->y1 = l_image->y1;
} else {
p_j2k->m_specific_param.m_decoder.m_end_tile_y = opj_uint_ceildiv((
OPJ_UINT32)p_end_y - l_cp->ty0, l_cp->tdy);
p_image->y1 = (OPJ_UINT32)p_end_y;
}
p_j2k->m_specific_param.m_decoder.m_discard_tiles = 1;
ret = opj_j2k_update_image_dimensions(p_image, p_manager);
if (ret) {
opj_event_msg(p_manager, EVT_INFO, "Setting decoding area to %d,%d,%d,%d\n",
p_image->x0, p_image->y0, p_image->x1, p_image->y1);
}
return ret;
}
opj_j2k_t* opj_j2k_create_decompress(void)
{
opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
if (!l_j2k) {
return 00;
}
l_j2k->m_is_decoder = 1;
l_j2k->m_cp.m_is_decoder = 1;
l_j2k->m_cp.allow_different_bit_depth_sign = 1;
l_j2k->m_cp.strict = OPJ_TRUE;
#ifdef OPJ_DISABLE_TPSOT_FIX
l_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
#endif
l_j2k->m_specific_param.m_decoder.m_default_tcp = (opj_tcp_t*) opj_calloc(1,
sizeof(opj_tcp_t));
if (!l_j2k->m_specific_param.m_decoder.m_default_tcp) {
opj_j2k_destroy(l_j2k);
return 00;
}
l_j2k->m_specific_param.m_decoder.m_header_data = (OPJ_BYTE *) opj_calloc(1,
OPJ_J2K_DEFAULT_HEADER_SIZE);
if (! l_j2k->m_specific_param.m_decoder.m_header_data) {
opj_j2k_destroy(l_j2k);
return 00;
}
l_j2k->m_specific_param.m_decoder.m_header_data_size =
OPJ_J2K_DEFAULT_HEADER_SIZE;
l_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = -1 ;
l_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = 0 ;
l_j2k->cstr_index = opj_j2k_create_cstr_index();
if (!l_j2k->cstr_index) {
opj_j2k_destroy(l_j2k);
return 00;
}
l_j2k->m_validation_list = opj_procedure_list_create();
if (! l_j2k->m_validation_list) {
opj_j2k_destroy(l_j2k);
return 00;
}
l_j2k->m_procedure_list = opj_procedure_list_create();
if (! l_j2k->m_procedure_list) {
opj_j2k_destroy(l_j2k);
return 00;
}
l_j2k->m_tp = opj_thread_pool_create(opj_j2k_get_default_thread_count());
if (!l_j2k->m_tp) {
l_j2k->m_tp = opj_thread_pool_create(0);
}
if (!l_j2k->m_tp) {
opj_j2k_destroy(l_j2k);
return NULL;
}
return l_j2k;
}
static opj_codestream_index_t* opj_j2k_create_cstr_index(void)
{
opj_codestream_index_t* cstr_index = (opj_codestream_index_t*)
opj_calloc(1, sizeof(opj_codestream_index_t));
if (!cstr_index) {
return NULL;
}
cstr_index->maxmarknum = 100;
cstr_index->marknum = 0;
cstr_index->marker = (opj_marker_info_t*)
opj_calloc(cstr_index->maxmarknum, sizeof(opj_marker_info_t));
if (!cstr_index-> marker) {
opj_free(cstr_index);
return NULL;
}
cstr_index->tile_index = NULL;
return cstr_index;
}
static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size(opj_j2k_t *p_j2k,
OPJ_UINT32 p_tile_no,
OPJ_UINT32 p_comp_no)
{
opj_cp_t *l_cp = 00;
opj_tcp_t *l_tcp = 00;
opj_tccp_t *l_tccp = 00;
assert(p_j2k != 00);
l_cp = &(p_j2k->m_cp);
l_tcp = &l_cp->tcps[p_tile_no];
l_tccp = &l_tcp->tccps[p_comp_no];
assert(p_tile_no < (l_cp->tw * l_cp->th));
assert(p_comp_no < p_j2k->m_private_image->numcomps);
if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
return 5 + l_tccp->numresolutions;
} else {
return 5;
}
}
static OPJ_BOOL opj_j2k_compare_SPCod_SPCoc(opj_j2k_t *p_j2k,
OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
{
OPJ_UINT32 i;
opj_cp_t *l_cp = NULL;
opj_tcp_t *l_tcp = NULL;
opj_tccp_t *l_tccp0 = NULL;
opj_tccp_t *l_tccp1 = NULL;
assert(p_j2k != 00);
l_cp = &(p_j2k->m_cp);
l_tcp = &l_cp->tcps[p_tile_no];
l_tccp0 = &l_tcp->tccps[p_first_comp_no];
l_tccp1 = &l_tcp->tccps[p_second_comp_no];
if (l_tccp0->numresolutions != l_tccp1->numresolutions) {
return OPJ_FALSE;
}
if (l_tccp0->cblkw != l_tccp1->cblkw) {
return OPJ_FALSE;
}
if (l_tccp0->cblkh != l_tccp1->cblkh) {
return OPJ_FALSE;
}
if (l_tccp0->cblksty != l_tccp1->cblksty) {
return OPJ_FALSE;
}
if (l_tccp0->qmfbid != l_tccp1->qmfbid) {
return OPJ_FALSE;
}
if ((l_tccp0->csty & J2K_CCP_CSTY_PRT) != (l_tccp1->csty & J2K_CCP_CSTY_PRT)) {
return OPJ_FALSE;
}
for (i = 0U; i < l_tccp0->numresolutions; ++i) {
if (l_tccp0->prcw[i] != l_tccp1->prcw[i]) {
return OPJ_FALSE;
}
if (l_tccp0->prch[i] != l_tccp1->prch[i]) {
return OPJ_FALSE;
}
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_SPCod_SPCoc(opj_j2k_t *p_j2k,
OPJ_UINT32 p_tile_no,
OPJ_UINT32 p_comp_no,
OPJ_BYTE * p_data,
OPJ_UINT32 * p_header_size,
struct opj_event_mgr * p_manager)
{
OPJ_UINT32 i;
opj_cp_t *l_cp = 00;
opj_tcp_t *l_tcp = 00;
opj_tccp_t *l_tccp = 00;
assert(p_j2k != 00);
assert(p_header_size != 00);
assert(p_manager != 00);
assert(p_data != 00);
l_cp = &(p_j2k->m_cp);
l_tcp = &l_cp->tcps[p_tile_no];
l_tccp = &l_tcp->tccps[p_comp_no];
assert(p_tile_no < (l_cp->tw * l_cp->th));
assert(p_comp_no < (p_j2k->m_private_image->numcomps));
if (*p_header_size < 5) {
opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
return OPJ_FALSE;
}
opj_write_bytes(p_data, l_tccp->numresolutions - 1, 1);
++p_data;
opj_write_bytes(p_data, l_tccp->cblkw - 2, 1);
++p_data;
opj_write_bytes(p_data, l_tccp->cblkh - 2, 1);
++p_data;
opj_write_bytes(p_data, l_tccp->cblksty,
1);
++p_data;
opj_write_bytes(p_data, l_tccp->qmfbid,
1);
++p_data;
*p_header_size = *p_header_size - 5;
if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
if (*p_header_size < l_tccp->numresolutions) {
opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
return OPJ_FALSE;
}
for (i = 0; i < l_tccp->numresolutions; ++i) {
opj_write_bytes(p_data, l_tccp->prcw[i] + (l_tccp->prch[i] << 4),
1);
++p_data;
}
*p_header_size = *p_header_size - l_tccp->numresolutions;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_read_SPCod_SPCoc(opj_j2k_t *p_j2k,
OPJ_UINT32 compno,
OPJ_BYTE * p_header_data,
OPJ_UINT32 * p_header_size,
opj_event_mgr_t * p_manager)
{
OPJ_UINT32 i, l_tmp;
opj_cp_t *l_cp = NULL;
opj_tcp_t *l_tcp = NULL;
opj_tccp_t *l_tccp = NULL;
OPJ_BYTE * l_current_ptr = NULL;
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_header_data != 00);
l_cp = &(p_j2k->m_cp);
l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
&l_cp->tcps[p_j2k->m_current_tile_number] :
p_j2k->m_specific_param.m_decoder.m_default_tcp;
assert(compno < p_j2k->m_private_image->numcomps);
l_tccp = &l_tcp->tccps[compno];
l_current_ptr = p_header_data;
if (*p_header_size < 5) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
return OPJ_FALSE;
}
opj_read_bytes(l_current_ptr, &l_tccp->numresolutions, 1);
++l_tccp->numresolutions;
if (l_tccp->numresolutions > OPJ_J2K_MAXRLVLS) {
opj_event_msg(p_manager, EVT_ERROR,
"Invalid value for numresolutions : %d, max value is set in openjpeg.h at %d\n",
l_tccp->numresolutions, OPJ_J2K_MAXRLVLS);
return OPJ_FALSE;
}
++l_current_ptr;
if (l_cp->m_specific_param.m_dec.m_reduce >= l_tccp->numresolutions) {
opj_event_msg(p_manager, EVT_ERROR,
"Error decoding component %d.\nThe number of resolutions "
"to remove (%d) is greater or equal than the number "
"of resolutions of this component (%d)\nModify the cp_reduce parameter.\n\n",
compno, l_cp->m_specific_param.m_dec.m_reduce, l_tccp->numresolutions);
p_j2k->m_specific_param.m_decoder.m_state |=
0x8000;
return OPJ_FALSE;
}
opj_read_bytes(l_current_ptr, &l_tccp->cblkw, 1);
++l_current_ptr;
l_tccp->cblkw += 2;
opj_read_bytes(l_current_ptr, &l_tccp->cblkh, 1);
++l_current_ptr;
l_tccp->cblkh += 2;
if ((l_tccp->cblkw > 10) || (l_tccp->cblkh > 10) ||
((l_tccp->cblkw + l_tccp->cblkh) > 12)) {
opj_event_msg(p_manager, EVT_ERROR,
"Error reading SPCod SPCoc element, Invalid cblkw/cblkh combination\n");
return OPJ_FALSE;
}
opj_read_bytes(l_current_ptr, &l_tccp->cblksty, 1);
++l_current_ptr;
if ((l_tccp->cblksty & J2K_CCP_CBLKSTY_HTMIXED) != 0) {
opj_event_msg(p_manager, EVT_ERROR,
"Error reading SPCod SPCoc element. Unsupported Mixed HT code-block style found\n");
return OPJ_FALSE;
}
opj_read_bytes(l_current_ptr, &l_tccp->qmfbid, 1);
++l_current_ptr;
if (l_tccp->qmfbid > 1) {
opj_event_msg(p_manager, EVT_ERROR,
"Error reading SPCod SPCoc element, Invalid transformation found\n");
return OPJ_FALSE;
}
*p_header_size = *p_header_size - 5;
if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
if (*p_header_size < l_tccp->numresolutions) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
return OPJ_FALSE;
}
for (i = 0; i < l_tccp->numresolutions; ++i) {
opj_read_bytes(l_current_ptr, &l_tmp, 1);
++l_current_ptr;
if ((i != 0) && (((l_tmp & 0xf) == 0) || ((l_tmp >> 4) == 0))) {
opj_event_msg(p_manager, EVT_ERROR, "Invalid precinct size\n");
return OPJ_FALSE;
}
l_tccp->prcw[i] = l_tmp & 0xf;
l_tccp->prch[i] = l_tmp >> 4;
}
*p_header_size = *p_header_size - l_tccp->numresolutions;
} else {
for (i = 0; i < l_tccp->numresolutions; ++i) {
l_tccp->prcw[i] = 15;
l_tccp->prch[i] = 15;
}
}
#ifdef WIP_REMOVE_MSD
if (p_j2k->cstr_info && compno == 0) {
OPJ_UINT32 l_data_size = l_tccp->numresolutions * sizeof(OPJ_UINT32);
p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkh =
l_tccp->cblkh;
p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkw =
l_tccp->cblkw;
p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].numresolutions
= l_tccp->numresolutions;
p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblksty =
l_tccp->cblksty;
p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].qmfbid =
l_tccp->qmfbid;
memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdx, l_tccp->prcw,
l_data_size);
memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdy, l_tccp->prch,
l_data_size);
}
#endif
return OPJ_TRUE;
}
static void opj_j2k_copy_tile_component_parameters(opj_j2k_t *p_j2k)
{
OPJ_UINT32 i;
opj_cp_t *l_cp = NULL;
opj_tcp_t *l_tcp = NULL;
opj_tccp_t *l_ref_tccp = NULL, *l_copied_tccp = NULL;
OPJ_UINT32 l_prc_size;
assert(p_j2k != 00);
l_cp = &(p_j2k->m_cp);
l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
?
&l_cp->tcps[p_j2k->m_current_tile_number] :
p_j2k->m_specific_param.m_decoder.m_default_tcp;
l_ref_tccp = &l_tcp->tccps[0];
l_copied_tccp = l_ref_tccp + 1;
l_prc_size = l_ref_tccp->numresolutions * (OPJ_UINT32)sizeof(OPJ_UINT32);
for (i = 1; i < p_j2k->m_private_image->numcomps; ++i) {
l_copied_tccp->numresolutions = l_ref_tccp->numresolutions;
l_copied_tccp->cblkw = l_ref_tccp->cblkw;
l_copied_tccp->cblkh = l_ref_tccp->cblkh;
l_copied_tccp->cblksty = l_ref_tccp->cblksty;
l_copied_tccp->qmfbid = l_ref_tccp->qmfbid;
memcpy(l_copied_tccp->prcw, l_ref_tccp->prcw, l_prc_size);
memcpy(l_copied_tccp->prch, l_ref_tccp->prch, l_prc_size);
++l_copied_tccp;
}
}
static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size(opj_j2k_t *p_j2k,
OPJ_UINT32 p_tile_no,
OPJ_UINT32 p_comp_no)
{
OPJ_UINT32 l_num_bands;
opj_cp_t *l_cp = 00;
opj_tcp_t *l_tcp = 00;
opj_tccp_t *l_tccp = 00;
assert(p_j2k != 00);
l_cp = &(p_j2k->m_cp);
l_tcp = &l_cp->tcps[p_tile_no];
l_tccp = &l_tcp->tccps[p_comp_no];
assert(p_tile_no < l_cp->tw * l_cp->th);
assert(p_comp_no < p_j2k->m_private_image->numcomps);
l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
(l_tccp->numresolutions * 3 - 2);
if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
return 1 + l_num_bands;
} else {
return 1 + 2 * l_num_bands;
}
}
static OPJ_BOOL opj_j2k_compare_SQcd_SQcc(opj_j2k_t *p_j2k,
OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
{
opj_cp_t *l_cp = NULL;
opj_tcp_t *l_tcp = NULL;
opj_tccp_t *l_tccp0 = NULL;
opj_tccp_t *l_tccp1 = NULL;
OPJ_UINT32 l_band_no, l_num_bands;
assert(p_j2k != 00);
l_cp = &(p_j2k->m_cp);
l_tcp = &l_cp->tcps[p_tile_no];
l_tccp0 = &l_tcp->tccps[p_first_comp_no];
l_tccp1 = &l_tcp->tccps[p_second_comp_no];
if (l_tccp0->qntsty != l_tccp1->qntsty) {
return OPJ_FALSE;
}
if (l_tccp0->numgbits != l_tccp1->numgbits) {
return OPJ_FALSE;
}
if (l_tccp0->qntsty == J2K_CCP_QNTSTY_SIQNT) {
l_num_bands = 1U;
} else {
l_num_bands = l_tccp0->numresolutions * 3U - 2U;
if (l_num_bands != (l_tccp1->numresolutions * 3U - 2U)) {
return OPJ_FALSE;
}
}
for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
if (l_tccp0->stepsizes[l_band_no].expn != l_tccp1->stepsizes[l_band_no].expn) {
return OPJ_FALSE;
}
}
if (l_tccp0->qntsty != J2K_CCP_QNTSTY_NOQNT) {
for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
if (l_tccp0->stepsizes[l_band_no].mant != l_tccp1->stepsizes[l_band_no].mant) {
return OPJ_FALSE;
}
}
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k,
OPJ_UINT32 p_tile_no,
OPJ_UINT32 p_comp_no,
OPJ_BYTE * p_data,
OPJ_UINT32 * p_header_size,
struct opj_event_mgr * p_manager)
{
OPJ_UINT32 l_header_size;
OPJ_UINT32 l_band_no, l_num_bands;
OPJ_UINT32 l_expn, l_mant;
opj_cp_t *l_cp = 00;
opj_tcp_t *l_tcp = 00;
opj_tccp_t *l_tccp = 00;
assert(p_j2k != 00);
assert(p_header_size != 00);
assert(p_manager != 00);
assert(p_data != 00);
l_cp = &(p_j2k->m_cp);
l_tcp = &l_cp->tcps[p_tile_no];
l_tccp = &l_tcp->tccps[p_comp_no];
assert(p_tile_no < l_cp->tw * l_cp->th);
assert(p_comp_no < p_j2k->m_private_image->numcomps);
l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
(l_tccp->numresolutions * 3 - 2);
if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
l_header_size = 1 + l_num_bands;
if (*p_header_size < l_header_size) {
opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
return OPJ_FALSE;
}
opj_write_bytes(p_data, l_tccp->qntsty + (l_tccp->numgbits << 5),
1);
++p_data;
for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
opj_write_bytes(p_data, l_expn << 3, 1);
++p_data;
}
} else {
l_header_size = 1 + 2 * l_num_bands;
if (*p_header_size < l_header_size) {
opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
return OPJ_FALSE;
}
opj_write_bytes(p_data, l_tccp->qntsty + (l_tccp->numgbits << 5),
1);
++p_data;
for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
l_mant = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].mant;
opj_write_bytes(p_data, (l_expn << 11) + l_mant, 2);
p_data += 2;
}
}
*p_header_size = *p_header_size - l_header_size;
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
OPJ_UINT32 p_comp_no,
OPJ_BYTE* p_header_data,
OPJ_UINT32 * p_header_size,
opj_event_mgr_t * p_manager
)
{
OPJ_UINT32 l_band_no;
opj_cp_t *l_cp = 00;
opj_tcp_t *l_tcp = 00;
opj_tccp_t *l_tccp = 00;
OPJ_BYTE * l_current_ptr = 00;
OPJ_UINT32 l_tmp, l_num_band;
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_header_data != 00);
l_cp = &(p_j2k->m_cp);
l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
?
&l_cp->tcps[p_j2k->m_current_tile_number] :
p_j2k->m_specific_param.m_decoder.m_default_tcp;
assert(p_comp_no < p_j2k->m_private_image->numcomps);
l_tccp = &l_tcp->tccps[p_comp_no];
l_current_ptr = p_header_data;
if (*p_header_size < 1) {
opj_event_msg(p_manager, EVT_ERROR, "Error reading SQcd or SQcc element\n");
return OPJ_FALSE;
}
*p_header_size -= 1;
opj_read_bytes(l_current_ptr, &l_tmp, 1);
++l_current_ptr;
l_tccp->qntsty = l_tmp & 0x1f;
l_tccp->numgbits = l_tmp >> 5;
if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
l_num_band = 1;
} else {
l_num_band = (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) ?
(*p_header_size) :
(*p_header_size) / 2;
if (l_num_band > OPJ_J2K_MAXBANDS) {
opj_event_msg(p_manager, EVT_WARNING,
"While reading CCP_QNTSTY element inside QCD or QCC marker segment, "
"number of subbands (%d) is greater to OPJ_J2K_MAXBANDS (%d). So we limit the number of elements stored to "
"OPJ_J2K_MAXBANDS (%d) and skip the rest. \n", l_num_band, OPJ_J2K_MAXBANDS,
OPJ_J2K_MAXBANDS);
}
}
#ifdef USE_JPWL
if (l_cp->correct) {
if ( (l_num_band >= OPJ_J2K_MAXBANDS)) {
opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
"JPWL: bad number of subbands in Sqcx (%d)\n",
l_num_band);
if (!JPWL_ASSUME) {
opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
return OPJ_FALSE;
}
l_num_band = 1;
opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n"
"- setting number of bands to %d => HYPOTHESIS!!!\n",
l_num_band);
};
};
#endif
if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
opj_read_bytes(l_current_ptr, &l_tmp, 1);
++l_current_ptr;
if (l_band_no < OPJ_J2K_MAXBANDS) {
l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 3);
l_tccp->stepsizes[l_band_no].mant = 0;
}
}
if (*p_header_size < l_num_band) {
return OPJ_FALSE;
}
*p_header_size = *p_header_size - l_num_band;
} else {
for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
opj_read_bytes(l_current_ptr, &l_tmp, 2);
l_current_ptr += 2;
if (l_band_no < OPJ_J2K_MAXBANDS) {
l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 11);
l_tccp->stepsizes[l_band_no].mant = l_tmp & 0x7ff;
}
}
if (*p_header_size < 2 * l_num_band) {
return OPJ_FALSE;
}
*p_header_size = *p_header_size - 2 * l_num_band;
}
if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
for (l_band_no = 1; l_band_no < OPJ_J2K_MAXBANDS; l_band_no++) {
l_tccp->stepsizes[l_band_no].expn =
((OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) > 0)
?
(OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) : 0;
l_tccp->stepsizes[l_band_no].mant = l_tccp->stepsizes[0].mant;
}
}
return OPJ_TRUE;
}
static void opj_j2k_copy_tile_quantization_parameters(opj_j2k_t *p_j2k)
{
OPJ_UINT32 i;
opj_cp_t *l_cp = NULL;
opj_tcp_t *l_tcp = NULL;
opj_tccp_t *l_ref_tccp = NULL;
opj_tccp_t *l_copied_tccp = NULL;
OPJ_UINT32 l_size;
assert(p_j2k != 00);
l_cp = &(p_j2k->m_cp);
l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
&l_cp->tcps[p_j2k->m_current_tile_number] :
p_j2k->m_specific_param.m_decoder.m_default_tcp;
l_ref_tccp = &l_tcp->tccps[0];
l_copied_tccp = l_ref_tccp + 1;
l_size = OPJ_J2K_MAXBANDS * sizeof(opj_stepsize_t);
for (i = 1; i < p_j2k->m_private_image->numcomps; ++i) {
l_copied_tccp->qntsty = l_ref_tccp->qntsty;
l_copied_tccp->numgbits = l_ref_tccp->numgbits;
memcpy(l_copied_tccp->stepsizes, l_ref_tccp->stepsizes, l_size);
++l_copied_tccp;
}
}
static void opj_j2k_dump_tile_info(opj_tcp_t * l_default_tile,
OPJ_INT32 numcomps, FILE* out_stream)
{
if (l_default_tile) {
OPJ_INT32 compno;
fprintf(out_stream, "\t default tile {\n");
fprintf(out_stream, "\t\t csty=%#x\n", l_default_tile->csty);
fprintf(out_stream, "\t\t prg=%#x\n", l_default_tile->prg);
fprintf(out_stream, "\t\t numlayers=%d\n", l_default_tile->numlayers);
fprintf(out_stream, "\t\t mct=%x\n", l_default_tile->mct);
for (compno = 0; compno < numcomps; compno++) {
opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
OPJ_UINT32 resno;
OPJ_INT32 bandno, numbands;
fprintf(out_stream, "\t\t comp %d {\n", compno);
fprintf(out_stream, "\t\t\t csty=%#x\n", l_tccp->csty);
fprintf(out_stream, "\t\t\t numresolutions=%d\n", l_tccp->numresolutions);
fprintf(out_stream, "\t\t\t cblkw=2^%d\n", l_tccp->cblkw);
fprintf(out_stream, "\t\t\t cblkh=2^%d\n", l_tccp->cblkh);
fprintf(out_stream, "\t\t\t cblksty=%#x\n", l_tccp->cblksty);
fprintf(out_stream, "\t\t\t qmfbid=%d\n", l_tccp->qmfbid);
fprintf(out_stream, "\t\t\t preccintsize (w,h)=");
for (resno = 0; resno < l_tccp->numresolutions; resno++) {
fprintf(out_stream, "(%d,%d) ", l_tccp->prcw[resno], l_tccp->prch[resno]);
}
fprintf(out_stream, "\n");
fprintf(out_stream, "\t\t\t qntsty=%d\n", l_tccp->qntsty);
fprintf(out_stream, "\t\t\t numgbits=%d\n", l_tccp->numgbits);
fprintf(out_stream, "\t\t\t stepsizes (m,e)=");
numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
(OPJ_INT32)l_tccp->numresolutions * 3 - 2;
for (bandno = 0; bandno < numbands; bandno++) {
fprintf(out_stream, "(%d,%d) ", l_tccp->stepsizes[bandno].mant,
l_tccp->stepsizes[bandno].expn);
}
fprintf(out_stream, "\n");
fprintf(out_stream, "\t\t\t roishift=%d\n", l_tccp->roishift);
fprintf(out_stream, "\t\t }\n");
}
fprintf(out_stream, "\t }\n");
}
}
void j2k_dump(opj_j2k_t* p_j2k, OPJ_INT32 flag, FILE* out_stream)
{
if ((flag & OPJ_JP2_INFO) || (flag & OPJ_JP2_IND)) {
fprintf(out_stream, "Wrong flag\n");
return;
}
if (flag & OPJ_IMG_INFO) {
if (p_j2k->m_private_image) {
j2k_dump_image_header(p_j2k->m_private_image, 0, out_stream);
}
}
if (flag & OPJ_J2K_MH_INFO) {
if (p_j2k->m_private_image) {
opj_j2k_dump_MH_info(p_j2k, out_stream);
}
}
if (flag & OPJ_J2K_TCH_INFO) {
OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
OPJ_UINT32 i;
opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
if (p_j2k->m_private_image) {
for (i = 0; i < l_nb_tiles; ++i) {
opj_j2k_dump_tile_info(l_tcp, (OPJ_INT32)p_j2k->m_private_image->numcomps,
out_stream);
++l_tcp;
}
}
}
if (flag & OPJ_J2K_TH_INFO) {
}
if (flag & OPJ_J2K_MH_IND) {
opj_j2k_dump_MH_index(p_j2k, out_stream);
}
if (flag & OPJ_J2K_TH_IND) {
}
}
static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream)
{
opj_codestream_index_t* cstr_index = p_j2k->cstr_index;
OPJ_UINT32 it_marker, it_tile, it_tile_part;
fprintf(out_stream, "Codestream index from main header: {\n");
fprintf(out_stream, "\t Main header start position=%" PRIi64 "\n"
"\t Main header end position=%" PRIi64 "\n",
cstr_index->main_head_start, cstr_index->main_head_end);
fprintf(out_stream, "\t Marker list: {\n");
if (cstr_index->marker) {
for (it_marker = 0; it_marker < cstr_index->marknum ; it_marker++) {
fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
cstr_index->marker[it_marker].type,
cstr_index->marker[it_marker].pos,
cstr_index->marker[it_marker].len);
}
}
fprintf(out_stream, "\t }\n");
if (cstr_index->tile_index) {
OPJ_UINT32 l_acc_nb_of_tile_part = 0;
for (it_tile = 0; it_tile < cstr_index->nb_of_tiles ; it_tile++) {
l_acc_nb_of_tile_part += cstr_index->tile_index[it_tile].nb_tps;
if (cstr_index->tile_index[it_tile].nb_tps &&
cstr_index->tile_index[it_tile].tp_index &&
cstr_index->tile_index[it_tile].tp_index[0].start_pos > 0 &&
cstr_index->tile_index[it_tile].tp_index[0].end_header == 0 &&
getenv("OJP_DO_NOT_DISPLAY_TILE_INDEX_IF_TLM") != NULL) {
l_acc_nb_of_tile_part = 0;
break;
}
}
if (l_acc_nb_of_tile_part) {
fprintf(out_stream, "\t Tile index: {\n");
for (it_tile = 0; it_tile < cstr_index->nb_of_tiles ; it_tile++) {
OPJ_UINT32 nb_of_tile_part = cstr_index->tile_index[it_tile].nb_tps;
fprintf(out_stream, "\t\t nb of tile-part in tile [%d]=%d\n", it_tile,
nb_of_tile_part);
if (cstr_index->tile_index[it_tile].tp_index) {
for (it_tile_part = 0; it_tile_part < nb_of_tile_part; it_tile_part++) {
fprintf(out_stream, "\t\t\t tile-part[%d]: star_pos=%" PRIi64 ", end_header=%"
PRIi64 ", end_pos=%" PRIi64 ".\n",
it_tile_part,
cstr_index->tile_index[it_tile].tp_index[it_tile_part].start_pos,
cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_header,
cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_pos);
}
}
if (cstr_index->tile_index[it_tile].marker) {
for (it_marker = 0; it_marker < cstr_index->tile_index[it_tile].marknum ;
it_marker++) {
fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
cstr_index->tile_index[it_tile].marker[it_marker].type,
cstr_index->tile_index[it_tile].marker[it_marker].pos,
cstr_index->tile_index[it_tile].marker[it_marker].len);
}
}
}
fprintf(out_stream, "\t }\n");
}
}
fprintf(out_stream, "}\n");
}
static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream)
{
fprintf(out_stream, "Codestream info from main header: {\n");
fprintf(out_stream, "\t tx0=%" PRIu32 ", ty0=%" PRIu32 "\n", p_j2k->m_cp.tx0,
p_j2k->m_cp.ty0);
fprintf(out_stream, "\t tdx=%" PRIu32 ", tdy=%" PRIu32 "\n", p_j2k->m_cp.tdx,
p_j2k->m_cp.tdy);
fprintf(out_stream, "\t tw=%" PRIu32 ", th=%" PRIu32 "\n", p_j2k->m_cp.tw,
p_j2k->m_cp.th);
opj_j2k_dump_tile_info(p_j2k->m_specific_param.m_decoder.m_default_tcp,
(OPJ_INT32)p_j2k->m_private_image->numcomps, out_stream);
fprintf(out_stream, "}\n");
}
void j2k_dump_image_header(opj_image_t* img_header, OPJ_BOOL dev_dump_flag,
FILE* out_stream)
{
char tab[2];
if (dev_dump_flag) {
fprintf(stdout, "[DEV] Dump an image_header struct {\n");
tab[0] = '\0';
} else {
fprintf(out_stream, "Image info {\n");
tab[0] = '\t';
tab[1] = '\0';
}
fprintf(out_stream, "%s x0=%d, y0=%d\n", tab, img_header->x0, img_header->y0);
fprintf(out_stream, "%s x1=%d, y1=%d\n", tab, img_header->x1,
img_header->y1);
fprintf(out_stream, "%s numcomps=%d\n", tab, img_header->numcomps);
if (img_header->comps) {
OPJ_UINT32 compno;
for (compno = 0; compno < img_header->numcomps; compno++) {
fprintf(out_stream, "%s\t component %d {\n", tab, compno);
j2k_dump_image_comp_header(&(img_header->comps[compno]), dev_dump_flag,
out_stream);
fprintf(out_stream, "%s}\n", tab);
}
}
fprintf(out_stream, "}\n");
}
void j2k_dump_image_comp_header(opj_image_comp_t* comp_header,
OPJ_BOOL dev_dump_flag, FILE* out_stream)
{
char tab[3];
if (dev_dump_flag) {
fprintf(stdout, "[DEV] Dump an image_comp_header struct {\n");
tab[0] = '\0';
} else {
tab[0] = '\t';
tab[1] = '\t';
tab[2] = '\0';
}
fprintf(out_stream, "%s dx=%d, dy=%d\n", tab, comp_header->dx, comp_header->dy);
fprintf(out_stream, "%s prec=%d\n", tab, comp_header->prec);
fprintf(out_stream, "%s sgnd=%d\n", tab, comp_header->sgnd);
if (dev_dump_flag) {
fprintf(out_stream, "}\n");
}
}
opj_codestream_info_v2_t* j2k_get_cstr_info(opj_j2k_t* p_j2k)
{
OPJ_UINT32 compno;
OPJ_UINT32 numcomps = p_j2k->m_private_image->numcomps;
opj_tcp_t *l_default_tile;
opj_codestream_info_v2_t* cstr_info = (opj_codestream_info_v2_t*) opj_calloc(1,
sizeof(opj_codestream_info_v2_t));
if (!cstr_info) {
return NULL;
}
cstr_info->nbcomps = p_j2k->m_private_image->numcomps;
cstr_info->tx0 = p_j2k->m_cp.tx0;
cstr_info->ty0 = p_j2k->m_cp.ty0;
cstr_info->tdx = p_j2k->m_cp.tdx;
cstr_info->tdy = p_j2k->m_cp.tdy;
cstr_info->tw = p_j2k->m_cp.tw;
cstr_info->th = p_j2k->m_cp.th;
cstr_info->tile_info = NULL;
l_default_tile = p_j2k->m_specific_param.m_decoder.m_default_tcp;
cstr_info->m_default_tile_info.csty = l_default_tile->csty;
cstr_info->m_default_tile_info.prg = l_default_tile->prg;
cstr_info->m_default_tile_info.numlayers = l_default_tile->numlayers;
cstr_info->m_default_tile_info.mct = l_default_tile->mct;
cstr_info->m_default_tile_info.tccp_info = (opj_tccp_info_t*) opj_calloc(
cstr_info->nbcomps, sizeof(opj_tccp_info_t));
if (!cstr_info->m_default_tile_info.tccp_info) {
opj_destroy_cstr_info(&cstr_info);
return NULL;
}
for (compno = 0; compno < numcomps; compno++) {
opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
opj_tccp_info_t *l_tccp_info = &
(cstr_info->m_default_tile_info.tccp_info[compno]);
OPJ_INT32 bandno, numbands;
l_tccp_info->csty = l_tccp->csty;
l_tccp_info->numresolutions = l_tccp->numresolutions;
l_tccp_info->cblkw = l_tccp->cblkw;
l_tccp_info->cblkh = l_tccp->cblkh;
l_tccp_info->cblksty = l_tccp->cblksty;
l_tccp_info->qmfbid = l_tccp->qmfbid;
if (l_tccp->numresolutions < OPJ_J2K_MAXRLVLS) {
memcpy(l_tccp_info->prch, l_tccp->prch, l_tccp->numresolutions);
memcpy(l_tccp_info->prcw, l_tccp->prcw, l_tccp->numresolutions);
}
l_tccp_info->qntsty = l_tccp->qntsty;
l_tccp_info->numgbits = l_tccp->numgbits;
numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
(OPJ_INT32)l_tccp->numresolutions * 3 - 2;
if (numbands < OPJ_J2K_MAXBANDS) {
for (bandno = 0; bandno < numbands; bandno++) {
l_tccp_info->stepsizes_mant[bandno] = (OPJ_UINT32)
l_tccp->stepsizes[bandno].mant;
l_tccp_info->stepsizes_expn[bandno] = (OPJ_UINT32)
l_tccp->stepsizes[bandno].expn;
}
}
l_tccp_info->roishift = l_tccp->roishift;
}
return cstr_info;
}
opj_codestream_index_t* j2k_get_cstr_index(opj_j2k_t* p_j2k)
{
opj_codestream_index_t* l_cstr_index = (opj_codestream_index_t*)
opj_calloc(1, sizeof(opj_codestream_index_t));
if (!l_cstr_index) {
return NULL;
}
l_cstr_index->main_head_start = p_j2k->cstr_index->main_head_start;
l_cstr_index->main_head_end = p_j2k->cstr_index->main_head_end;
l_cstr_index->codestream_size = p_j2k->cstr_index->codestream_size;
l_cstr_index->marknum = p_j2k->cstr_index->marknum;
l_cstr_index->marker = (opj_marker_info_t*)opj_malloc(l_cstr_index->marknum *
sizeof(opj_marker_info_t));
if (!l_cstr_index->marker) {
opj_free(l_cstr_index);
return NULL;
}
if (p_j2k->cstr_index->marker) {
memcpy(l_cstr_index->marker, p_j2k->cstr_index->marker,
l_cstr_index->marknum * sizeof(opj_marker_info_t));
} else {
opj_free(l_cstr_index->marker);
l_cstr_index->marker = NULL;
}
l_cstr_index->nb_of_tiles = p_j2k->cstr_index->nb_of_tiles;
l_cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(
l_cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
if (!l_cstr_index->tile_index) {
opj_free(l_cstr_index->marker);
opj_free(l_cstr_index);
return NULL;
}
if (!p_j2k->cstr_index->tile_index) {
opj_free(l_cstr_index->tile_index);
l_cstr_index->tile_index = NULL;
} else {
OPJ_UINT32 it_tile = 0;
for (it_tile = 0; it_tile < l_cstr_index->nb_of_tiles; it_tile++) {
l_cstr_index->tile_index[it_tile].marknum =
p_j2k->cstr_index->tile_index[it_tile].marknum;
l_cstr_index->tile_index[it_tile].marker =
(opj_marker_info_t*)opj_malloc(l_cstr_index->tile_index[it_tile].marknum *
sizeof(opj_marker_info_t));
if (!l_cstr_index->tile_index[it_tile].marker) {
OPJ_UINT32 it_tile_free;
for (it_tile_free = 0; it_tile_free < it_tile; it_tile_free++) {
opj_free(l_cstr_index->tile_index[it_tile_free].marker);
}
opj_free(l_cstr_index->tile_index);
opj_free(l_cstr_index->marker);
opj_free(l_cstr_index);
return NULL;
}
if (p_j2k->cstr_index->tile_index[it_tile].marker)
memcpy(l_cstr_index->tile_index[it_tile].marker,
p_j2k->cstr_index->tile_index[it_tile].marker,
l_cstr_index->tile_index[it_tile].marknum * sizeof(opj_marker_info_t));
else {
opj_free(l_cstr_index->tile_index[it_tile].marker);
l_cstr_index->tile_index[it_tile].marker = NULL;
}
l_cstr_index->tile_index[it_tile].nb_tps =
p_j2k->cstr_index->tile_index[it_tile].nb_tps;
l_cstr_index->tile_index[it_tile].tp_index =
(opj_tp_index_t*)opj_malloc(l_cstr_index->tile_index[it_tile].nb_tps * sizeof(
opj_tp_index_t));
if (!l_cstr_index->tile_index[it_tile].tp_index) {
OPJ_UINT32 it_tile_free;
for (it_tile_free = 0; it_tile_free < it_tile; it_tile_free++) {
opj_free(l_cstr_index->tile_index[it_tile_free].marker);
opj_free(l_cstr_index->tile_index[it_tile_free].tp_index);
}
opj_free(l_cstr_index->tile_index);
opj_free(l_cstr_index->marker);
opj_free(l_cstr_index);
return NULL;
}
if (p_j2k->cstr_index->tile_index[it_tile].tp_index) {
memcpy(l_cstr_index->tile_index[it_tile].tp_index,
p_j2k->cstr_index->tile_index[it_tile].tp_index,
l_cstr_index->tile_index[it_tile].nb_tps * sizeof(opj_tp_index_t));
} else {
opj_free(l_cstr_index->tile_index[it_tile].tp_index);
l_cstr_index->tile_index[it_tile].tp_index = NULL;
}
l_cstr_index->tile_index[it_tile].nb_packet = 0;
l_cstr_index->tile_index[it_tile].packet_index = NULL;
}
}
return l_cstr_index;
}
static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k)
{
OPJ_UINT32 it_tile = 0;
p_j2k->cstr_index->nb_of_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
p_j2k->cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(
p_j2k->cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
if (!p_j2k->cstr_index->tile_index) {
return OPJ_FALSE;
}
for (it_tile = 0; it_tile < p_j2k->cstr_index->nb_of_tiles; it_tile++) {
p_j2k->cstr_index->tile_index[it_tile].maxmarknum = 100;
p_j2k->cstr_index->tile_index[it_tile].marknum = 0;
p_j2k->cstr_index->tile_index[it_tile].marker = (opj_marker_info_t*)
opj_calloc(p_j2k->cstr_index->tile_index[it_tile].maxmarknum,
sizeof(opj_marker_info_t));
if (!p_j2k->cstr_index->tile_index[it_tile].marker) {
return OPJ_FALSE;
}
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_are_all_used_components_decoded(opj_j2k_t *p_j2k,
opj_event_mgr_t * p_manager)
{
OPJ_UINT32 compno;
OPJ_BOOL decoded_all_used_components = OPJ_TRUE;
if (p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode) {
for (compno = 0;
compno < p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode; compno++) {
OPJ_UINT32 dec_compno =
p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode[compno];
if (p_j2k->m_output_image->comps[dec_compno].data == NULL) {
opj_event_msg(p_manager, EVT_WARNING, "Failed to decode component %d\n",
dec_compno);
decoded_all_used_components = OPJ_FALSE;
}
}
} else {
for (compno = 0; compno < p_j2k->m_output_image->numcomps; compno++) {
if (p_j2k->m_output_image->comps[compno].data == NULL) {
opj_event_msg(p_manager, EVT_WARNING, "Failed to decode component %d\n",
compno);
decoded_all_used_components = OPJ_FALSE;
}
}
}
if (decoded_all_used_components == OPJ_FALSE) {
opj_event_msg(p_manager, EVT_ERROR, "Failed to decode all used components\n");
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static int CompareOffT(const void* a, const void* b)
{
const OPJ_OFF_T offA = *(const OPJ_OFF_T*)a;
const OPJ_OFF_T offB = *(const OPJ_OFF_T*)b;
if (offA < offB) {
return -1;
}
if (offA == offB) {
return 0;
}
return 1;
}
static OPJ_BOOL opj_j2k_decode_tiles(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager)
{
OPJ_BOOL l_go_on = OPJ_TRUE;
OPJ_UINT32 l_current_tile_no;
OPJ_INT32 l_tile_x0, l_tile_y0, l_tile_x1, l_tile_y1;
OPJ_UINT32 l_nb_comps;
OPJ_UINT32 nr_tiles = 0;
OPJ_OFF_T end_pos = 0;
if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
p_j2k->m_cp.tx0 == 0 && p_j2k->m_cp.ty0 == 0 &&
p_j2k->m_output_image->x0 == 0 &&
p_j2k->m_output_image->y0 == 0 &&
p_j2k->m_output_image->x1 == p_j2k->m_cp.tdx &&
p_j2k->m_output_image->y1 == p_j2k->m_cp.tdy) {
OPJ_UINT32 i;
if (! opj_j2k_read_tile_header(p_j2k,
&l_current_tile_no,
NULL,
&l_tile_x0, &l_tile_y0,
&l_tile_x1, &l_tile_y1,
&l_nb_comps,
&l_go_on,
p_stream,
p_manager)) {
return OPJ_FALSE;
}
if (!l_go_on ||
! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0,
p_stream, p_manager)) {
opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile 1/1\n");
return OPJ_FALSE;
}
for (i = 0; i < p_j2k->m_output_image->numcomps; i++) {
opj_image_data_free(p_j2k->m_output_image->comps[i].data);
p_j2k->m_output_image->comps[i].data =
p_j2k->m_tcd->tcd_image->tiles->comps[i].data;
p_j2k->m_output_image->comps[i].resno_decoded =
p_j2k->m_tcd->image->comps[i].resno_decoded;
p_j2k->m_tcd->tcd_image->tiles->comps[i].data = NULL;
}
return OPJ_TRUE;
}
p_j2k->m_specific_param.m_decoder.m_num_intersecting_tile_parts = 0;
p_j2k->m_specific_param.m_decoder.m_idx_intersecting_tile_parts = 0;
opj_free(p_j2k->m_specific_param.m_decoder.m_intersecting_tile_parts_offset);
p_j2k->m_specific_param.m_decoder.m_intersecting_tile_parts_offset = NULL;
if (!(p_j2k->m_specific_param.m_decoder.m_start_tile_x == 0 &&
p_j2k->m_specific_param.m_decoder.m_start_tile_y == 0 &&
p_j2k->m_specific_param.m_decoder.m_end_tile_x == p_j2k->m_cp.tw &&
p_j2k->m_specific_param.m_decoder.m_end_tile_y == p_j2k->m_cp.th) &&
!p_j2k->m_specific_param.m_decoder.m_tlm.m_is_invalid &&
opj_stream_has_seek(p_stream)) {
OPJ_UINT32 m_num_intersecting_tile_parts = 0;
OPJ_UINT32 j;
for (j = 0; j < p_j2k->m_cp.tw * p_j2k->m_cp.th; ++j) {
if (p_j2k->cstr_index->tile_index[j].nb_tps > 0 &&
p_j2k->cstr_index->tile_index[j].tp_index[
p_j2k->cstr_index->tile_index[j].nb_tps - 1].end_pos > end_pos) {
end_pos = p_j2k->cstr_index->tile_index[j].tp_index[
p_j2k->cstr_index->tile_index[j].nb_tps - 1].end_pos;
}
}
for (j = p_j2k->m_specific_param.m_decoder.m_start_tile_y;
j < p_j2k->m_specific_param.m_decoder.m_end_tile_y; ++j) {
OPJ_UINT32 i;
for (i = p_j2k->m_specific_param.m_decoder.m_start_tile_x;
i < p_j2k->m_specific_param.m_decoder.m_end_tile_x; ++i) {
const OPJ_UINT32 tile_number = j * p_j2k->m_cp.tw + i;
m_num_intersecting_tile_parts +=
p_j2k->cstr_index->tile_index[tile_number].nb_tps;
}
}
p_j2k->m_specific_param.m_decoder.m_intersecting_tile_parts_offset =
(OPJ_OFF_T*)
opj_malloc(m_num_intersecting_tile_parts * sizeof(OPJ_OFF_T));
if (m_num_intersecting_tile_parts > 0 &&
p_j2k->m_specific_param.m_decoder.m_intersecting_tile_parts_offset) {
OPJ_UINT32 idx = 0;
for (j = p_j2k->m_specific_param.m_decoder.m_start_tile_y;
j < p_j2k->m_specific_param.m_decoder.m_end_tile_y; ++j) {
OPJ_UINT32 i;
for (i = p_j2k->m_specific_param.m_decoder.m_start_tile_x;
i < p_j2k->m_specific_param.m_decoder.m_end_tile_x; ++i) {
const OPJ_UINT32 tile_number = j * p_j2k->m_cp.tw + i;
OPJ_UINT32 k;
for (k = 0; k < p_j2k->cstr_index->tile_index[tile_number].nb_tps; ++k) {
const OPJ_OFF_T next_tp_sot_pos =
p_j2k->cstr_index->tile_index[tile_number].tp_index[k].start_pos;
p_j2k->m_specific_param.m_decoder.m_intersecting_tile_parts_offset[idx] =
next_tp_sot_pos;
++idx;
}
}
}
p_j2k->m_specific_param.m_decoder.m_num_intersecting_tile_parts = idx;
qsort(p_j2k->m_specific_param.m_decoder.m_intersecting_tile_parts_offset,
p_j2k->m_specific_param.m_decoder.m_num_intersecting_tile_parts,
sizeof(OPJ_OFF_T),
CompareOffT);
}
}
for (;;) {
if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
p_j2k->m_cp.tcps[0].m_data != NULL) {
l_current_tile_no = 0;
p_j2k->m_current_tile_number = 0;
p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_DATA;
} else {
if (! opj_j2k_read_tile_header(p_j2k,
&l_current_tile_no,
NULL,
&l_tile_x0, &l_tile_y0,
&l_tile_x1, &l_tile_y1,
&l_nb_comps,
&l_go_on,
p_stream,
p_manager)) {
return OPJ_FALSE;
}
if (! l_go_on) {
break;
}
}
if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0,
p_stream, p_manager)) {
opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile %d/%d\n",
l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
return OPJ_FALSE;
}
opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n",
l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
if (! opj_j2k_update_image_data(p_j2k->m_tcd,
p_j2k->m_output_image)) {
return OPJ_FALSE;
}
if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
!(p_j2k->m_output_image->x0 == p_j2k->m_private_image->x0 &&
p_j2k->m_output_image->y0 == p_j2k->m_private_image->y0 &&
p_j2k->m_output_image->x1 == p_j2k->m_private_image->x1 &&
p_j2k->m_output_image->y1 == p_j2k->m_private_image->y1)) {
} else {
opj_j2k_tcp_data_destroy(&p_j2k->m_cp.tcps[l_current_tile_no]);
}
opj_event_msg(p_manager, EVT_INFO,
"Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
if (opj_stream_get_number_byte_left(p_stream) == 0
&& p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
break;
}
if (++nr_tiles == p_j2k->m_cp.th * p_j2k->m_cp.tw) {
break;
}
if (p_j2k->m_specific_param.m_decoder.m_num_intersecting_tile_parts > 0 &&
p_j2k->m_specific_param.m_decoder.m_idx_intersecting_tile_parts ==
p_j2k->m_specific_param.m_decoder.m_num_intersecting_tile_parts) {
opj_stream_seek(p_stream, end_pos + 2, p_manager);
break;
}
}
if (! opj_j2k_are_all_used_components_decoded(p_j2k, p_manager)) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_setup_decoding(opj_j2k_t *p_j2k,
opj_event_mgr_t * p_manager)
{
assert(p_j2k != 00);
assert(p_manager != 00);
if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
(opj_procedure)opj_j2k_decode_tiles, p_manager)) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_decode_one_tile(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager)
{
OPJ_BOOL l_go_on = OPJ_TRUE;
OPJ_UINT32 l_current_tile_no;
OPJ_UINT32 l_tile_no_to_dec;
OPJ_INT32 l_tile_x0, l_tile_y0, l_tile_x1, l_tile_y1;
OPJ_UINT32 l_nb_comps;
OPJ_UINT32 l_nb_tiles;
OPJ_UINT32 i;
l_tile_no_to_dec = (OPJ_UINT32)
p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec;
if (p_j2k->cstr_index->tile_index)
if (p_j2k->cstr_index->tile_index->tp_index) {
if (! p_j2k->cstr_index->tile_index[l_tile_no_to_dec].nb_tps) {
if (!(opj_stream_read_seek(p_stream,
p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos + 2, p_manager))) {
opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
return OPJ_FALSE;
}
} else {
OPJ_OFF_T sot_pos =
p_j2k->cstr_index->tile_index[l_tile_no_to_dec].tp_index[0].start_pos;
OPJ_UINT32 l_marker;
#if 0#endif
if (!(opj_stream_read_seek(p_stream,
sot_pos,
p_manager))) {
opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
return OPJ_FALSE;
}
if (opj_stream_read_data(p_stream,
p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
return OPJ_FALSE;
}
opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker,
2);
if (l_marker != J2K_MS_SOT) {
opj_event_msg(p_manager, EVT_ERROR, "Did not get expected SOT marker\n");
return OPJ_FALSE;
}
}
if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC) {
p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
}
}
l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
for (i = 0; i < l_nb_tiles; ++i) {
p_j2k->m_cp.tcps[i].m_current_tile_part_number = -1;
}
for (;;) {
if (! opj_j2k_read_tile_header(p_j2k,
&l_current_tile_no,
NULL,
&l_tile_x0, &l_tile_y0,
&l_tile_x1, &l_tile_y1,
&l_nb_comps,
&l_go_on,
p_stream,
p_manager)) {
return OPJ_FALSE;
}
if (! l_go_on) {
break;
}
if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0,
p_stream, p_manager)) {
return OPJ_FALSE;
}
opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n",
l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
if (! opj_j2k_update_image_data(p_j2k->m_tcd,
p_j2k->m_output_image)) {
return OPJ_FALSE;
}
opj_j2k_tcp_data_destroy(&p_j2k->m_cp.tcps[l_current_tile_no]);
opj_event_msg(p_manager, EVT_INFO,
"Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
if (l_current_tile_no == l_tile_no_to_dec) {
if (!(opj_stream_read_seek(p_stream, p_j2k->cstr_index->main_head_end + 2,
p_manager))) {
opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
return OPJ_FALSE;
}
break;
} else {
opj_event_msg(p_manager, EVT_WARNING,
"Tile read, decoded and updated is not the desired one (%d vs %d).\n",
l_current_tile_no + 1, l_tile_no_to_dec + 1);
}
}
if (! opj_j2k_are_all_used_components_decoded(p_j2k, p_manager)) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_setup_decoding_tile(opj_j2k_t *p_j2k,
opj_event_mgr_t * p_manager)
{
assert(p_j2k != 00);
assert(p_manager != 00);
if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
(opj_procedure)opj_j2k_decode_one_tile, p_manager)) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_move_data_from_codec_to_output_image(opj_j2k_t * p_j2k,
opj_image_t * p_image)
{
OPJ_UINT32 compno;
if (p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode > 0) {
opj_image_comp_t* newcomps =
(opj_image_comp_t*) opj_malloc(
p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode *
sizeof(opj_image_comp_t));
if (newcomps == NULL) {
opj_image_destroy(p_j2k->m_private_image);
p_j2k->m_private_image = NULL;
return OPJ_FALSE;
}
for (compno = 0; compno < p_image->numcomps; compno++) {
opj_image_data_free(p_image->comps[compno].data);
p_image->comps[compno].data = NULL;
}
for (compno = 0;
compno < p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode; compno++) {
OPJ_UINT32 src_compno =
p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode[compno];
memcpy(&(newcomps[compno]),
&(p_j2k->m_output_image->comps[src_compno]),
sizeof(opj_image_comp_t));
newcomps[compno].resno_decoded =
p_j2k->m_output_image->comps[src_compno].resno_decoded;
newcomps[compno].data = p_j2k->m_output_image->comps[src_compno].data;
p_j2k->m_output_image->comps[src_compno].data = NULL;
}
for (compno = 0; compno < p_image->numcomps; compno++) {
assert(p_j2k->m_output_image->comps[compno].data == NULL);
opj_image_data_free(p_j2k->m_output_image->comps[compno].data);
p_j2k->m_output_image->comps[compno].data = NULL;
}
p_image->numcomps = p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode;
opj_free(p_image->comps);
p_image->comps = newcomps;
} else {
for (compno = 0; compno < p_image->numcomps; compno++) {
p_image->comps[compno].resno_decoded =
p_j2k->m_output_image->comps[compno].resno_decoded;
opj_image_data_free(p_image->comps[compno].data);
p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
#if 0#endif
p_j2k->m_output_image->comps[compno].data = NULL;
}
}
return OPJ_TRUE;
}
OPJ_BOOL opj_j2k_decode(opj_j2k_t * p_j2k,
opj_stream_private_t * p_stream,
opj_image_t * p_image,
opj_event_mgr_t * p_manager)
{
if (!p_image) {
return OPJ_FALSE;
}
if (p_j2k->m_cp.m_specific_param.m_dec.m_reduce > 0 &&
p_j2k->m_private_image != NULL &&
p_j2k->m_private_image->numcomps > 0 &&
p_j2k->m_private_image->comps[0].factor ==
p_j2k->m_cp.m_specific_param.m_dec.m_reduce &&
p_image->numcomps > 0 &&
p_image->comps[0].factor == 0 &&
p_image->comps[0].data == NULL) {
OPJ_UINT32 it_comp;
for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
p_image->comps[it_comp].factor = p_j2k->m_cp.m_specific_param.m_dec.m_reduce;
}
if (!opj_j2k_update_image_dimensions(p_image, p_manager)) {
return OPJ_FALSE;
}
}
if (p_j2k->m_output_image == NULL) {
p_j2k->m_output_image = opj_image_create0();
if (!(p_j2k->m_output_image)) {
return OPJ_FALSE;
}
}
opj_copy_image_header(p_image, p_j2k->m_output_image);
if (!opj_j2k_setup_decoding(p_j2k, p_manager)) {
return OPJ_FALSE;
}
if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
opj_image_destroy(p_j2k->m_private_image);
p_j2k->m_private_image = NULL;
return OPJ_FALSE;
}
return opj_j2k_move_data_from_codec_to_output_image(p_j2k, p_image);
}
OPJ_BOOL opj_j2k_get_tile(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_image_t* p_image,
opj_event_mgr_t * p_manager,
OPJ_UINT32 tile_index)
{
OPJ_UINT32 compno;
OPJ_UINT32 l_tile_x, l_tile_y;
opj_image_comp_t* l_img_comp;
if (!p_image) {
opj_event_msg(p_manager, EVT_ERROR, "We need an image previously created.\n");
return OPJ_FALSE;
}
if (p_image->numcomps < p_j2k->m_private_image->numcomps) {
opj_event_msg(p_manager, EVT_ERROR,
"Image has less components than codestream.\n");
return OPJ_FALSE;
}
if ( (tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th)) {
opj_event_msg(p_manager, EVT_ERROR,
"Tile index provided by the user is incorrect %d (max = %d) \n", tile_index,
(p_j2k->m_cp.tw * p_j2k->m_cp.th) - 1);
return OPJ_FALSE;
}
l_tile_x = tile_index % p_j2k->m_cp.tw;
l_tile_y = tile_index / p_j2k->m_cp.tw;
p_image->x0 = l_tile_x * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
if (p_image->x0 < p_j2k->m_private_image->x0) {
p_image->x0 = p_j2k->m_private_image->x0;
}
p_image->x1 = (l_tile_x + 1) * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
if (p_image->x1 > p_j2k->m_private_image->x1) {
p_image->x1 = p_j2k->m_private_image->x1;
}
p_image->y0 = l_tile_y * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
if (p_image->y0 < p_j2k->m_private_image->y0) {
p_image->y0 = p_j2k->m_private_image->y0;
}
p_image->y1 = (l_tile_y + 1) * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
if (p_image->y1 > p_j2k->m_private_image->y1) {
p_image->y1 = p_j2k->m_private_image->y1;
}
l_img_comp = p_image->comps;
for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) {
OPJ_INT32 l_comp_x1, l_comp_y1;
l_img_comp->factor = p_j2k->m_private_image->comps[compno].factor;
l_img_comp->x0 = opj_uint_ceildiv(p_image->x0, l_img_comp->dx);
l_img_comp->y0 = opj_uint_ceildiv(p_image->y0, l_img_comp->dy);
l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
l_img_comp->w = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_x1,
(OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0,
(OPJ_INT32)l_img_comp->factor));
l_img_comp->h = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_y1,
(OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0,
(OPJ_INT32)l_img_comp->factor));
l_img_comp++;
}
if (p_image->numcomps > p_j2k->m_private_image->numcomps) {
for (compno = p_j2k->m_private_image->numcomps; compno < p_image->numcomps;
++compno) {
opj_image_data_free(p_image->comps[compno].data);
p_image->comps[compno].data = NULL;
}
p_image->numcomps = p_j2k->m_private_image->numcomps;
}
if (p_j2k->m_output_image) {
opj_image_destroy(p_j2k->m_output_image);
}
p_j2k->m_output_image = opj_image_create0();
if (!(p_j2k->m_output_image)) {
return OPJ_FALSE;
}
opj_copy_image_header(p_image, p_j2k->m_output_image);
p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = (OPJ_INT32)tile_index;
if (!opj_j2k_setup_decoding_tile(p_j2k, p_manager)) {
return OPJ_FALSE;
}
if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
opj_image_destroy(p_j2k->m_private_image);
p_j2k->m_private_image = NULL;
return OPJ_FALSE;
}
return opj_j2k_move_data_from_codec_to_output_image(p_j2k, p_image);
}
OPJ_BOOL opj_j2k_set_decoded_resolution_factor(opj_j2k_t *p_j2k,
OPJ_UINT32 res_factor,
opj_event_mgr_t * p_manager)
{
OPJ_UINT32 it_comp;
p_j2k->m_cp.m_specific_param.m_dec.m_reduce = res_factor;
if (p_j2k->m_private_image) {
if (p_j2k->m_private_image->comps) {
if (p_j2k->m_specific_param.m_decoder.m_default_tcp) {
if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps) {
for (it_comp = 0 ; it_comp < p_j2k->m_private_image->numcomps; it_comp++) {
OPJ_UINT32 max_res =
p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[it_comp].numresolutions;
if (res_factor >= max_res) {
opj_event_msg(p_manager, EVT_ERROR,
"Resolution factor is greater than the maximum resolution in the component.\n");
return OPJ_FALSE;
}
p_j2k->m_private_image->comps[it_comp].factor = res_factor;
}
return OPJ_TRUE;
}
}
}
}
return OPJ_FALSE;
}
OPJ_BOOL opj_j2k_encoder_set_extra_options(
opj_j2k_t *p_j2k,
const char* const* p_options,
opj_event_mgr_t * p_manager)
{
const char* const* p_option_iter;
if (p_options == NULL) {
return OPJ_TRUE;
}
for (p_option_iter = p_options; *p_option_iter != NULL; ++p_option_iter) {
if (strncmp(*p_option_iter, "PLT=", 4) == 0) {
if (strcmp(*p_option_iter, "PLT=YES") == 0) {
p_j2k->m_specific_param.m_encoder.m_PLT = OPJ_TRUE;
} else if (strcmp(*p_option_iter, "PLT=NO") == 0) {
p_j2k->m_specific_param.m_encoder.m_PLT = OPJ_FALSE;
} else {
opj_event_msg(p_manager, EVT_ERROR,
"Invalid value for option: %s.\n", *p_option_iter);
return OPJ_FALSE;
}
} else if (strncmp(*p_option_iter, "TLM=", 4) == 0) {
if (strcmp(*p_option_iter, "TLM=YES") == 0) {
p_j2k->m_specific_param.m_encoder.m_TLM = OPJ_TRUE;
} else if (strcmp(*p_option_iter, "TLM=NO") == 0) {
p_j2k->m_specific_param.m_encoder.m_TLM = OPJ_FALSE;
} else {
opj_event_msg(p_manager, EVT_ERROR,
"Invalid value for option: %s.\n", *p_option_iter);
return OPJ_FALSE;
}
} else if (strncmp(*p_option_iter, "GUARD_BITS=", strlen("GUARD_BITS=")) == 0) {
OPJ_UINT32 tileno;
opj_cp_t *cp = cp = &(p_j2k->m_cp);
int numgbits = atoi(*p_option_iter + strlen("GUARD_BITS="));
if (numgbits < 0 || numgbits > 7) {
opj_event_msg(p_manager, EVT_ERROR,
"Invalid value for option: %s. Should be in [0,7]\n", *p_option_iter);
return OPJ_FALSE;
}
for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
OPJ_UINT32 i;
opj_tcp_t *tcp = &cp->tcps[tileno];
for (i = 0; i < p_j2k->m_specific_param.m_encoder.m_nb_comps; i++) {
opj_tccp_t *tccp = &tcp->tccps[i];
tccp->numgbits = (OPJ_UINT32)numgbits;
}
}
} else {
opj_event_msg(p_manager, EVT_ERROR,
"Invalid option: %s.\n", *p_option_iter);
return OPJ_FALSE;
}
}
return OPJ_TRUE;
}
OPJ_BOOL opj_j2k_encode(opj_j2k_t * p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager)
{
OPJ_UINT32 i, j;
OPJ_UINT32 l_nb_tiles;
OPJ_SIZE_T l_max_tile_size = 0, l_current_tile_size;
OPJ_BYTE * l_current_data = 00;
OPJ_BOOL l_reuse_data = OPJ_FALSE;
opj_tcd_t* p_tcd = 00;
assert(p_j2k != 00);
assert(p_stream != 00);
assert(p_manager != 00);
p_tcd = p_j2k->m_tcd;
l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
if (l_nb_tiles == 1) {
l_reuse_data = OPJ_TRUE;
#ifdef __SSE__
for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
opj_image_comp_t * l_img_comp = p_tcd->image->comps + j;
if (((size_t)l_img_comp->data & 0xFU) !=
0U) {
l_reuse_data = OPJ_FALSE;
}
}
#endif
}
for (i = 0; i < l_nb_tiles; ++i) {
if (! opj_j2k_pre_write_tile(p_j2k, i, p_stream, p_manager)) {
if (l_current_data) {
opj_free(l_current_data);
}
return OPJ_FALSE;
}
for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
opj_tcd_tilecomp_t* l_tilec = p_tcd->tcd_image->tiles->comps + j;
if (l_reuse_data) {
opj_image_comp_t * l_img_comp = p_tcd->image->comps + j;
l_tilec->data = l_img_comp->data;
l_tilec->ownsData = OPJ_FALSE;
} else {
if (! opj_alloc_tile_component_data(l_tilec)) {
opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data.");
if (l_current_data) {
opj_free(l_current_data);
}
return OPJ_FALSE;
}
}
}
l_current_tile_size = opj_tcd_get_encoder_input_buffer_size(p_j2k->m_tcd);
if (!l_reuse_data) {
if (l_current_tile_size > l_max_tile_size) {
OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data,
l_current_tile_size);
if (! l_new_current_data) {
if (l_current_data) {
opj_free(l_current_data);
}
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to encode all tiles\n");
return OPJ_FALSE;
}
l_current_data = l_new_current_data;
l_max_tile_size = l_current_tile_size;
}
if (l_current_data == NULL) {
assert(0);
return OPJ_FALSE;
}
opj_j2k_get_tile_data(p_j2k->m_tcd, l_current_data);
if (! opj_tcd_copy_tile_data(p_j2k->m_tcd, l_current_data,
l_current_tile_size)) {
opj_event_msg(p_manager, EVT_ERROR,
"Size mismatch between tile data and sent data.");
opj_free(l_current_data);
return OPJ_FALSE;
}
}
if (! opj_j2k_post_write_tile(p_j2k, p_stream, p_manager)) {
if (l_current_data) {
opj_free(l_current_data);
}
return OPJ_FALSE;
}
}
if (l_current_data) {
opj_free(l_current_data);
}
return OPJ_TRUE;
}
OPJ_BOOL opj_j2k_end_compress(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager)
{
if (! opj_j2k_setup_end_compress(p_j2k, p_manager)) {
return OPJ_FALSE;
}
if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
OPJ_BOOL opj_j2k_start_compress(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_image_t * p_image,
opj_event_mgr_t * p_manager)
{
assert(p_j2k != 00);
assert(p_stream != 00);
assert(p_manager != 00);
p_j2k->m_private_image = opj_image_create0();
if (! p_j2k->m_private_image) {
opj_event_msg(p_manager, EVT_ERROR, "Failed to allocate image header.");
return OPJ_FALSE;
}
opj_copy_image_header(p_image, p_j2k->m_private_image);
if (p_image->comps) {
OPJ_UINT32 it_comp;
for (it_comp = 0 ; it_comp < p_image->numcomps; it_comp++) {
if (p_image->comps[it_comp].data) {
p_j2k->m_private_image->comps[it_comp].data = p_image->comps[it_comp].data;
p_image->comps[it_comp].data = NULL;
}
}
}
if (! opj_j2k_setup_encoding_validation(p_j2k, p_manager)) {
return OPJ_FALSE;
}
if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream, p_manager)) {
return OPJ_FALSE;
}
if (! opj_j2k_setup_header_writing(p_j2k, p_manager)) {
return OPJ_FALSE;
}
if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_pre_write_tile(opj_j2k_t * p_j2k,
OPJ_UINT32 p_tile_index,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager)
{
(void)p_stream;
if (p_tile_index != p_j2k->m_current_tile_number) {
opj_event_msg(p_manager, EVT_ERROR, "The given tile index does not match.");
return OPJ_FALSE;
}
opj_event_msg(p_manager, EVT_INFO, "tile number %d / %d\n",
p_j2k->m_current_tile_number + 1, p_j2k->m_cp.tw * p_j2k->m_cp.th);
p_j2k->m_specific_param.m_encoder.m_current_tile_part_number = 0;
p_j2k->m_tcd->cur_totnum_tp = p_j2k->m_cp.tcps[p_tile_index].m_nb_tile_parts;
p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
if (! opj_tcd_init_encode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number,
p_manager)) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static void opj_get_tile_dimensions(opj_image_t * l_image,
opj_tcd_tilecomp_t * l_tilec,
opj_image_comp_t * l_img_comp,
OPJ_UINT32* l_size_comp,
OPJ_UINT32* l_width,
OPJ_UINT32* l_height,
OPJ_UINT32* l_offset_x,
OPJ_UINT32* l_offset_y,
OPJ_UINT32* l_image_width,
OPJ_UINT32* l_stride,
OPJ_UINT32* l_tile_offset)
{
OPJ_UINT32 l_remaining;
*l_size_comp = l_img_comp->prec >> 3;
l_remaining = l_img_comp->prec & 7;
if (l_remaining) {
*l_size_comp += 1;
}
if (*l_size_comp == 3) {
*l_size_comp = 4;
}
*l_width = (OPJ_UINT32)(l_tilec->x1 - l_tilec->x0);
*l_height = (OPJ_UINT32)(l_tilec->y1 - l_tilec->y0);
*l_offset_x = opj_uint_ceildiv(l_image->x0, l_img_comp->dx);
*l_offset_y = opj_uint_ceildiv(l_image->y0, l_img_comp->dy);
*l_image_width = opj_uint_ceildiv(l_image->x1 - l_image->x0, l_img_comp->dx);
*l_stride = *l_image_width - *l_width;
*l_tile_offset = ((OPJ_UINT32)l_tilec->x0 - *l_offset_x) + ((
OPJ_UINT32)l_tilec->y0 - *l_offset_y) * *l_image_width;
}
static void opj_j2k_get_tile_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data)
{
OPJ_UINT32 i, j, k = 0;
for (i = 0; i < p_tcd->image->numcomps; ++i) {
opj_image_t * l_image = p_tcd->image;
OPJ_INT32 * l_src_ptr;
opj_tcd_tilecomp_t * l_tilec = p_tcd->tcd_image->tiles->comps + i;
opj_image_comp_t * l_img_comp = l_image->comps + i;
OPJ_UINT32 l_size_comp, l_width, l_height, l_offset_x, l_offset_y,
l_image_width, l_stride, l_tile_offset;
opj_get_tile_dimensions(l_image,
l_tilec,
l_img_comp,
&l_size_comp,
&l_width,
&l_height,
&l_offset_x,
&l_offset_y,
&l_image_width,
&l_stride,
&l_tile_offset);
l_src_ptr = l_img_comp->data + l_tile_offset;
switch (l_size_comp) {
case 1: {
OPJ_CHAR * l_dest_ptr = (OPJ_CHAR*) p_data;
if (l_img_comp->sgnd) {
for (j = 0; j < l_height; ++j) {
for (k = 0; k < l_width; ++k) {
*(l_dest_ptr) = (OPJ_CHAR)(*l_src_ptr);
++l_dest_ptr;
++l_src_ptr;
}
l_src_ptr += l_stride;
}
} else {
for (j = 0; j < l_height; ++j) {
for (k = 0; k < l_width; ++k) {
*(l_dest_ptr) = (OPJ_CHAR)((*l_src_ptr) & 0xff);
++l_dest_ptr;
++l_src_ptr;
}
l_src_ptr += l_stride;
}
}
p_data = (OPJ_BYTE*) l_dest_ptr;
}
break;
case 2: {
OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_data;
if (l_img_comp->sgnd) {
for (j = 0; j < l_height; ++j) {
for (k = 0; k < l_width; ++k) {
*(l_dest_ptr++) = (OPJ_INT16)(*(l_src_ptr++));
}
l_src_ptr += l_stride;
}
} else {
for (j = 0; j < l_height; ++j) {
for (k = 0; k < l_width; ++k) {
*(l_dest_ptr++) = (OPJ_INT16)((*(l_src_ptr++)) & 0xffff);
}
l_src_ptr += l_stride;
}
}
p_data = (OPJ_BYTE*) l_dest_ptr;
}
break;
case 4: {
OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_data;
for (j = 0; j < l_height; ++j) {
for (k = 0; k < l_width; ++k) {
*(l_dest_ptr++) = *(l_src_ptr++);
}
l_src_ptr += l_stride;
}
p_data = (OPJ_BYTE*) l_dest_ptr;
}
break;
}
}
}
static OPJ_BOOL opj_j2k_post_write_tile(opj_j2k_t * p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager)
{
OPJ_UINT32 l_nb_bytes_written;
OPJ_BYTE * l_current_data = 00;
OPJ_UINT32 l_tile_size = 0;
OPJ_UINT32 l_available_data;
assert(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
l_tile_size = p_j2k->m_specific_param.m_encoder.m_encoded_tile_size;
l_available_data = l_tile_size;
l_current_data = p_j2k->m_specific_param.m_encoder.m_encoded_tile_data;
l_nb_bytes_written = 0;
if (! opj_j2k_write_first_tile_part(p_j2k, l_current_data, &l_nb_bytes_written,
l_available_data, p_stream, p_manager)) {
return OPJ_FALSE;
}
l_current_data += l_nb_bytes_written;
l_available_data -= l_nb_bytes_written;
l_nb_bytes_written = 0;
if (! opj_j2k_write_all_tile_parts(p_j2k, l_current_data, &l_nb_bytes_written,
l_available_data, p_stream, p_manager)) {
return OPJ_FALSE;
}
l_available_data -= l_nb_bytes_written;
l_nb_bytes_written = l_tile_size - l_available_data;
if (opj_stream_write_data(p_stream,
p_j2k->m_specific_param.m_encoder.m_encoded_tile_data,
l_nb_bytes_written, p_manager) != l_nb_bytes_written) {
return OPJ_FALSE;
}
++p_j2k->m_current_tile_number;
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_setup_end_compress(opj_j2k_t *p_j2k,
opj_event_mgr_t * p_manager)
{
assert(p_j2k != 00);
assert(p_manager != 00);
if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
(opj_procedure)opj_j2k_write_eoc, p_manager)) {
return OPJ_FALSE;
}
if (p_j2k->m_specific_param.m_encoder.m_TLM) {
if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
(opj_procedure)opj_j2k_write_updated_tlm, p_manager)) {
return OPJ_FALSE;
}
}
if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
(opj_procedure)opj_j2k_write_epc, p_manager)) {
return OPJ_FALSE;
}
if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
(opj_procedure)opj_j2k_end_encoding, p_manager)) {
return OPJ_FALSE;
}
if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
(opj_procedure)opj_j2k_destroy_header_memory, p_manager)) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_setup_encoding_validation(opj_j2k_t *p_j2k,
opj_event_mgr_t * p_manager)
{
assert(p_j2k != 00);
assert(p_manager != 00);
if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
(opj_procedure)opj_j2k_build_encoder, p_manager)) {
return OPJ_FALSE;
}
if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
(opj_procedure)opj_j2k_encoding_validation, p_manager)) {
return OPJ_FALSE;
}
if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
(opj_procedure)opj_j2k_mct_validation, p_manager)) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_setup_header_writing(opj_j2k_t *p_j2k,
opj_event_mgr_t * p_manager)
{
assert(p_j2k != 00);
assert(p_manager != 00);
if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
(opj_procedure)opj_j2k_init_info, p_manager)) {
return OPJ_FALSE;
}
if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
(opj_procedure)opj_j2k_write_soc, p_manager)) {
return OPJ_FALSE;
}
if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
(opj_procedure)opj_j2k_write_siz, p_manager)) {
return OPJ_FALSE;
}
if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
(opj_procedure)opj_j2k_write_cod, p_manager)) {
return OPJ_FALSE;
}
if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
(opj_procedure)opj_j2k_write_qcd, p_manager)) {
return OPJ_FALSE;
}
if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
(opj_procedure)opj_j2k_write_all_coc, p_manager)) {
return OPJ_FALSE;
}
if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
(opj_procedure)opj_j2k_write_all_qcc, p_manager)) {
return OPJ_FALSE;
}
if (p_j2k->m_specific_param.m_encoder.m_TLM) {
if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
(opj_procedure)opj_j2k_write_tlm, p_manager)) {
return OPJ_FALSE;
}
if (p_j2k->m_cp.rsiz == OPJ_PROFILE_CINEMA_4K) {
if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
(opj_procedure)opj_j2k_write_poc, p_manager)) {
return OPJ_FALSE;
}
}
}
if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
(opj_procedure)opj_j2k_write_regions, p_manager)) {
return OPJ_FALSE;
}
if (p_j2k->m_cp.comment != 00) {
if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
(opj_procedure)opj_j2k_write_com, p_manager)) {
return OPJ_FALSE;
}
}
if ((p_j2k->m_cp.rsiz & (OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT)) ==
(OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT)) {
if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
(opj_procedure)opj_j2k_write_mct_data_group, p_manager)) {
return OPJ_FALSE;
}
}
if (p_j2k->cstr_index) {
if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
(opj_procedure)opj_j2k_get_end_header, p_manager)) {
return OPJ_FALSE;
}
}
if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
(opj_procedure)opj_j2k_create_tcd, p_manager)) {
return OPJ_FALSE;
}
if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
(opj_procedure)opj_j2k_update_rates, p_manager)) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k,
OPJ_BYTE * p_data,
OPJ_UINT32 * p_data_written,
OPJ_UINT32 total_data_size,
opj_stream_private_t *p_stream,
struct opj_event_mgr * p_manager)
{
OPJ_UINT32 l_nb_bytes_written = 0;
OPJ_UINT32 l_current_nb_bytes_written;
OPJ_BYTE * l_begin_data = 00;
opj_tcd_t * l_tcd = 00;
opj_cp_t * l_cp = 00;
l_tcd = p_j2k->m_tcd;
l_cp = &(p_j2k->m_cp);
l_tcd->cur_pino = 0;
p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
l_current_nb_bytes_written = 0;
l_begin_data = p_data;
if (! opj_j2k_write_sot(p_j2k, p_data, total_data_size,
&l_current_nb_bytes_written, p_stream,
p_manager)) {
return OPJ_FALSE;
}
l_nb_bytes_written += l_current_nb_bytes_written;
p_data += l_current_nb_bytes_written;
total_data_size -= l_current_nb_bytes_written;
if (!OPJ_IS_CINEMA(l_cp->rsiz)) {
#if 0#endif
if (l_cp->tcps[p_j2k->m_current_tile_number].POC) {
l_current_nb_bytes_written = 0;
opj_j2k_write_poc_in_memory(p_j2k, p_data, &l_current_nb_bytes_written,
p_manager);
l_nb_bytes_written += l_current_nb_bytes_written;
p_data += l_current_nb_bytes_written;
total_data_size -= l_current_nb_bytes_written;
}
}
l_current_nb_bytes_written = 0;
if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
total_data_size, p_stream, p_manager)) {
return OPJ_FALSE;
}
l_nb_bytes_written += l_current_nb_bytes_written;
* p_data_written = l_nb_bytes_written;
opj_write_bytes(l_begin_data + 6, l_nb_bytes_written,
4);
if (p_j2k->m_specific_param.m_encoder.m_TLM) {
opj_j2k_update_tlm(p_j2k, l_nb_bytes_written);
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k,
OPJ_BYTE * p_data,
OPJ_UINT32 * p_data_written,
OPJ_UINT32 total_data_size,
opj_stream_private_t *p_stream,
struct opj_event_mgr * p_manager
)
{
OPJ_UINT32 tilepartno = 0;
OPJ_UINT32 l_nb_bytes_written = 0;
OPJ_UINT32 l_current_nb_bytes_written;
OPJ_UINT32 l_part_tile_size;
OPJ_UINT32 tot_num_tp;
OPJ_UINT32 pino;
OPJ_BYTE * l_begin_data;
opj_tcp_t *l_tcp = 00;
opj_tcd_t * l_tcd = 00;
opj_cp_t * l_cp = 00;
l_tcd = p_j2k->m_tcd;
l_cp = &(p_j2k->m_cp);
l_tcp = l_cp->tcps + p_j2k->m_current_tile_number;
tot_num_tp = opj_j2k_get_num_tp(l_cp, 0, p_j2k->m_current_tile_number);
++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
for (tilepartno = 1; tilepartno < tot_num_tp ; ++tilepartno) {
p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
l_current_nb_bytes_written = 0;
l_part_tile_size = 0;
l_begin_data = p_data;
if (! opj_j2k_write_sot(p_j2k, p_data,
total_data_size,
&l_current_nb_bytes_written,
p_stream,
p_manager)) {
return OPJ_FALSE;
}
l_nb_bytes_written += l_current_nb_bytes_written;
p_data += l_current_nb_bytes_written;
total_data_size -= l_current_nb_bytes_written;
l_part_tile_size += l_current_nb_bytes_written;
l_current_nb_bytes_written = 0;
if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
total_data_size, p_stream, p_manager)) {
return OPJ_FALSE;
}
p_data += l_current_nb_bytes_written;
l_nb_bytes_written += l_current_nb_bytes_written;
total_data_size -= l_current_nb_bytes_written;
l_part_tile_size += l_current_nb_bytes_written;
opj_write_bytes(l_begin_data + 6, l_part_tile_size,
4);
if (p_j2k->m_specific_param.m_encoder.m_TLM) {
opj_j2k_update_tlm(p_j2k, l_part_tile_size);
}
++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
}
for (pino = 1; pino <= l_tcp->numpocs; ++pino) {
l_tcd->cur_pino = pino;
tot_num_tp = opj_j2k_get_num_tp(l_cp, pino, p_j2k->m_current_tile_number);
for (tilepartno = 0; tilepartno < tot_num_tp ; ++tilepartno) {
p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
l_current_nb_bytes_written = 0;
l_part_tile_size = 0;
l_begin_data = p_data;
if (! opj_j2k_write_sot(p_j2k, p_data,
total_data_size,
&l_current_nb_bytes_written, p_stream,
p_manager)) {
return OPJ_FALSE;
}
l_nb_bytes_written += l_current_nb_bytes_written;
p_data += l_current_nb_bytes_written;
total_data_size -= l_current_nb_bytes_written;
l_part_tile_size += l_current_nb_bytes_written;
l_current_nb_bytes_written = 0;
if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
total_data_size, p_stream, p_manager)) {
return OPJ_FALSE;
}
l_nb_bytes_written += l_current_nb_bytes_written;
p_data += l_current_nb_bytes_written;
total_data_size -= l_current_nb_bytes_written;
l_part_tile_size += l_current_nb_bytes_written;
opj_write_bytes(l_begin_data + 6, l_part_tile_size,
4);
if (p_j2k->m_specific_param.m_encoder.m_TLM) {
opj_j2k_update_tlm(p_j2k, l_part_tile_size);
}
++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
}
}
*p_data_written = l_nb_bytes_written;
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_write_updated_tlm(opj_j2k_t *p_j2k,
struct opj_stream_private *p_stream,
struct opj_event_mgr * p_manager)
{
OPJ_UINT32 l_tlm_size;
OPJ_OFF_T l_tlm_position, l_current_position;
OPJ_UINT32 size_per_tile_part;
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_stream != 00);
size_per_tile_part = p_j2k->m_specific_param.m_encoder.m_Ttlmi_is_byte ? 5 : 6;
l_tlm_size = size_per_tile_part *
p_j2k->m_specific_param.m_encoder.m_total_tile_parts;
l_tlm_position = 6 + p_j2k->m_specific_param.m_encoder.m_tlm_start;
l_current_position = opj_stream_tell(p_stream);
if (! opj_stream_seek(p_stream, l_tlm_position, p_manager)) {
return OPJ_FALSE;
}
if (opj_stream_write_data(p_stream,
p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer, l_tlm_size,
p_manager) != l_tlm_size) {
return OPJ_FALSE;
}
if (! opj_stream_seek(p_stream, l_current_position, p_manager)) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_end_encoding(opj_j2k_t *p_j2k,
struct opj_stream_private *p_stream,
struct opj_event_mgr * p_manager)
{
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_stream != 00);
OPJ_UNUSED(p_stream);
OPJ_UNUSED(p_manager);
opj_tcd_destroy(p_j2k->m_tcd);
p_j2k->m_tcd = 00;
if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 0;
p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 0;
}
if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 0;
}
p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = 0;
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_destroy_header_memory(opj_j2k_t * p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager
)
{
assert(p_j2k != 00);
assert(p_stream != 00);
assert(p_manager != 00);
OPJ_UNUSED(p_stream);
OPJ_UNUSED(p_manager);
if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
p_j2k->m_specific_param.m_encoder.m_header_tile_data = 0;
}
p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
return OPJ_TRUE;
}
static OPJ_BOOL opj_j2k_init_info(opj_j2k_t *p_j2k,
struct opj_stream_private *p_stream,
struct opj_event_mgr * p_manager)
{
opj_codestream_info_t * l_cstr_info = 00;
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_stream != 00);
(void)l_cstr_info;
OPJ_UNUSED(p_stream);
return opj_j2k_calculate_tp(p_j2k, &(p_j2k->m_cp),
&p_j2k->m_specific_param.m_encoder.m_total_tile_parts, p_j2k->m_private_image,
p_manager);
}
static OPJ_BOOL opj_j2k_create_tcd(opj_j2k_t *p_j2k,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager
)
{
assert(p_j2k != 00);
assert(p_manager != 00);
assert(p_stream != 00);
OPJ_UNUSED(p_stream);
p_j2k->m_tcd = opj_tcd_create(OPJ_FALSE);
if (! p_j2k->m_tcd) {
opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to create Tile Coder\n");
return OPJ_FALSE;
}
if (!opj_tcd_init(p_j2k->m_tcd, p_j2k->m_private_image, &p_j2k->m_cp,
p_j2k->m_tp)) {
opj_tcd_destroy(p_j2k->m_tcd);
p_j2k->m_tcd = 00;
return OPJ_FALSE;
}
return OPJ_TRUE;
}
OPJ_BOOL opj_j2k_write_tile(opj_j2k_t * p_j2k,
OPJ_UINT32 p_tile_index,
OPJ_BYTE * p_data,
OPJ_UINT32 p_data_size,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager)
{
if (! opj_j2k_pre_write_tile(p_j2k, p_tile_index, p_stream, p_manager)) {
opj_event_msg(p_manager, EVT_ERROR,
"Error while opj_j2k_pre_write_tile with tile index = %d\n", p_tile_index);
return OPJ_FALSE;
} else {
OPJ_UINT32 j;
for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
opj_tcd_tilecomp_t* l_tilec = p_j2k->m_tcd->tcd_image->tiles->comps + j;
if (! opj_alloc_tile_component_data(l_tilec)) {
opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data.");
return OPJ_FALSE;
}
}
if (! opj_tcd_copy_tile_data(p_j2k->m_tcd, p_data, p_data_size)) {
opj_event_msg(p_manager, EVT_ERROR,
"Size mismatch between tile data and sent data.");
return OPJ_FALSE;
}
if (! opj_j2k_post_write_tile(p_j2k, p_stream, p_manager)) {
opj_event_msg(p_manager, EVT_ERROR,
"Error while opj_j2k_post_write_tile with tile index = %d\n", p_tile_index);
return OPJ_FALSE;
}
}
return OPJ_TRUE;
}