Function opj_stream_set_user_data_length 

pub unsafe extern "C" fn opj_stream_set_user_data_length(
    p_stream: *mut opj_stream_t,
    data_length: OPJ_UINT64,
)

Sets the length of the user data for the stream.

Arguments

• p_stream - the stream to modify
• data_length - length of the user_data.