Struct TranscodeTimingReport 

pub struct TranscodeTimingReport {

    pub source_raw_probe_us: u128,
    pub read_region_decode_us: u128,
    pub compose_pad_us: u128,
    pub generated_jpeg_encode_us: u128,
    pub jpeg_dct_extract_us: u128,
    pub jpeg_dct_repack_us: u128,
    pub dct_to_wavelet_total_us: u128,
    pub dct_to_wavelet_accelerator_us: u128,
    pub dct_to_wavelet_cpu_fallback_us: u128,
    pub dwt_decompose_us: u128,
    pub dwt97_batch_pack_upload_us: u128,
    pub dwt97_batch_pack_upload_transfers: usize,
    pub dwt97_batch_pack_upload_bytes: u64,
    pub dwt97_batch_resident_dct_handoff_count: usize,
    pub dwt97_batch_idct_row_lift_us: u128,
    pub dwt97_batch_column_lift_us: u128,
    pub dwt97_batch_resident_dwt_handoff_count: usize,
    pub dwt97_batch_quantize_codeblock_us: u128,
    pub dwt97_batch_ht_encode_us: u128,
    pub dwt97_batch_ht_kernel_us: u128,
    pub dwt97_batch_ht_status_readback_us: u128,
    pub dwt97_batch_ht_status_readback_transfers: usize,
    pub dwt97_batch_ht_status_readback_bytes: u64,
    pub dwt97_batch_ht_compact_us: u128,
    pub dwt97_batch_ht_output_readback_us: u128,
    pub dwt97_batch_ht_output_readback_transfers: usize,
    pub dwt97_batch_ht_output_readback_bytes: u64,
    pub dwt97_batch_ht_codeblock_dispatches: usize,
    pub dwt97_batch_readback_us: u128,
    pub dwt97_batch_readback_transfers: usize,
    pub dwt97_batch_readback_bytes: u64,
    pub htj2k_encode_us: u128,
    pub htj2k_encode_accelerator_dispatches: usize,
    pub htj2k_encode_ht_code_block_dispatches: usize,
    pub htj2k_encode_packetization_dispatches: usize,
    pub dicom_spool_write_us: u128,
    pub dicom_final_write_us: u128,
    pub tile_count: usize,
    pub component_count: usize,
    pub batch_count: usize,
    pub batch_jobs: usize,
    pub accelerator_attempts: usize,
    pub accelerator_jobs: usize,
    pub accelerator_dispatches: usize,
    pub accelerator_dispatched_jobs: usize,
    pub cpu_fallback_jobs: usize,
}

Detailed timing and dispatch counters for JPEG-to-HTJ2K transcode.

Durations are wall-clock microseconds measured around the current Rust API boundaries. Accelerator time includes backend submission and wait overhead visible to this crate; backend-specific hardware counters are not exposed here.

Fields

source_raw_probe_us: u128

Raw compressed-tile probe/read time before JPEG DCT extraction.

read_region_decode_us: u128

Source region decode time for strip/retile workflows.

compose_pad_us: u128

Region compose/pad time for generated regular tiles.

generated_jpeg_encode_us: u128

JPEG encode time when the workflow generates regular JPEG tiles.

jpeg_dct_extract_us: u128

JPEG DCT extraction time in microseconds.

jpeg_dct_repack_us: u128

Time spent repacking integer DCT coefficients into float block grids.

dct_to_wavelet_total_us: u128

Total wall time spent producing DWT bands from JPEG DCT coefficients.

dct_to_wavelet_accelerator_us: u128

Wall time spent inside accelerator hook calls.

dct_to_wavelet_cpu_fallback_us: u128

Wall time spent in scalar CPU fallback transforms.

dwt_decompose_us: u128

Time spent decomposing first-level DWT output into requested levels.

dwt97_batch_pack_upload_us: u128

Backend 9/7 batch host pack/upload time in microseconds.

dwt97_batch_pack_upload_transfers: usize

Logical host-to-device transfers during backend 9/7 batch pack/upload.

dwt97_batch_pack_upload_bytes: u64

Host-to-device bytes during backend 9/7 batch pack/upload.

dwt97_batch_resident_dct_handoff_count: usize

Resident JPEG DCT-grid descriptors validated during backend 9/7 batches.

dwt97_batch_idct_row_lift_us: u128

Backend 9/7 batch IDCT plus horizontal row-lift time in microseconds.

dwt97_batch_column_lift_us: u128

Backend 9/7 batch vertical column-lift time in microseconds.

dwt97_batch_resident_dwt_handoff_count: usize

Resident DWT subband descriptors validated during backend 9/7 batches.

dwt97_batch_quantize_codeblock_us: u128

Backend 9/7 batch quantize/code-block layout time in microseconds.

dwt97_batch_ht_encode_us: u128

Backend 9/7 resident HT code-block encode time in microseconds.

dwt97_batch_ht_kernel_us: u128

Backend 9/7 resident HT cleanup-pass encode kernel time in microseconds.

dwt97_batch_ht_status_readback_us: u128

Backend 9/7 resident HT status-buffer device-to-host readback time in microseconds.

dwt97_batch_ht_status_readback_transfers: usize

Logical device-to-host status readbacks after resident HT encode.

dwt97_batch_ht_status_readback_bytes: u64

Device-to-host status bytes after resident HT encode.

dwt97_batch_ht_compact_us: u128

Backend 9/7 resident HT encoded-byte compaction kernel time in microseconds.

dwt97_batch_ht_output_readback_us: u128

Backend 9/7 resident HT compacted encoded-byte device-to-host readback time in microseconds.

dwt97_batch_ht_output_readback_transfers: usize

Logical device-to-host output readbacks after resident HT compaction.

dwt97_batch_ht_output_readback_bytes: u64

Device-to-host output bytes after resident HT compaction.

dwt97_batch_ht_codeblock_dispatches: usize

Backend 9/7 resident HT code-block encode dispatches.

dwt97_batch_readback_us: u128

Backend 9/7 batch output readback/unpack time in microseconds.

dwt97_batch_readback_transfers: usize

Logical device-to-host transfers during backend 9/7 batch output readback.

dwt97_batch_readback_bytes: u64

Device-to-host bytes during backend 9/7 batch output readback.

htj2k_encode_us: u128

HTJ2K encode time in microseconds.

htj2k_encode_accelerator_dispatches: usize

Encode-stage accelerator dispatches during HTJ2K encode.

htj2k_encode_ht_code_block_dispatches: usize

HT cleanup code-block accelerator dispatches during HTJ2K encode.

htj2k_encode_packetization_dispatches: usize

Packetization accelerator dispatches during HTJ2K encode.

dicom_spool_write_us: u128

Time spent writing compressed frames to a DICOM PixelData spool.

dicom_final_write_us: u128

Time spent writing final DICOM instances.

tile_count: usize

Number of source tiles represented by this timing report.

component_count: usize

Number of components transformed into wavelet bands.

batch_count: usize

Number of same-geometry transform batches offered to the accelerator.

batch_jobs: usize

Number of component jobs in same-geometry transform batches.

accelerator_attempts: usize

Number of accelerator hook calls.

accelerator_jobs: usize

Number of component jobs offered through accelerator hook calls.

accelerator_dispatches: usize

Number of accelerator hook calls that returned an accelerated result.

accelerator_dispatched_jobs: usize

Number of component jobs completed by accelerated results.

cpu_fallback_jobs: usize

Number of component jobs completed by scalar CPU fallback transforms.

Implementations

impl TranscodeTimingReport

pub fn pipeline_map(&self) -> TranscodePipelineMap

Convert this timing report into a CPU/Metal transcode pipeline map.

Trait Implementations

impl Clone for TranscodeTimingReport

fn clone(&self) -> TranscodeTimingReport

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Copy for TranscodeTimingReport

impl Debug for TranscodeTimingReport

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for TranscodeTimingReport

fn default() -> TranscodeTimingReport

Returns the “default value” for a type.

impl Eq for TranscodeTimingReport

impl PartialEq for TranscodeTimingReport

fn eq(&self, other: &TranscodeTimingReport) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl StructuralPartialEq for TranscodeTimingReport