Module probe 

File-summary helpers built on the extraction and box layers. File-summary helpers built on the extraction and box layers, with byte-slice convenience entry points for in-memory probe flows.

Structs

AacProfileInfo

AAC profile details derived from an esds descriptor stream.

Ac3CodecDetails

Parsed AC-3 decoder configuration details.

Av1CodecDetails

Parsed AV1 decoder configuration details.

AvcCodecDetails

Parsed AVC decoder configuration details.

AvcDecoderConfigInfo

Summary of AVC decoder configuration attached to a video track.

ChunkInfo

Expanded chunk placement information.

CleanApertureInfo

Clean-aperture values parsed from clap.

CodecDetailedProbeInfo

Additive detailed probe summary that extends DetailedProbeInfo with codec-specific configuration details.

CodecDetailedTrackInfo

Additive per-track summary that extends DetailedTrackInfo with parsed codec-specific configuration.

ColorInfo

Declared color information parsed from colr.

ContentLightLevelInfo

Content-light-level metadata parsed from CoLL.

DeclaredBitrateInfo

Declared buffering and bitrate values parsed from btrt.

DetailedProbeInfo

Additive detailed probe summary that extends ProbeInfo without changing its public shape.

DetailedTrackInfo

Additive per-track summary that extends TrackInfo with richer sample-entry details.

EditListEntry

One edit-list entry from elst.

ExtendedMediaCharacteristicsProbeInfo

Additive detailed probe summary that extends MediaCharacteristicsProbeInfo with extra typed visual sample-entry metadata.

ExtendedMediaCharacteristicsTrackInfo

Additive per-track summary that extends MediaCharacteristicsTrackInfo with extra typed visual sample-entry metadata.

FieldOrderInfo

Declared field-order hint parsed from fiel.

HevcCodecDetails

Parsed HEVC decoder configuration details.

MasteringDisplayInfo

Mastering-display metadata parsed from SmDm.

MediaCharacteristicsProbeInfo

Additive detailed probe summary that extends CodecDetailedProbeInfo with media characteristics already parsed by the crate.

MediaCharacteristicsTrackInfo

Additive per-track summary that extends DetailedTrackInfo with parsed codec and media characteristics.

Mp4AudioCodecDetails

Parsed MPEG-4 audio decoder configuration details.

Mp4aInfo

Summary of MP4A decoder configuration attached to an audio track.

OpusCodecDetails

Parsed Opus decoder configuration details.

PcmCodecDetails

Parsed PCM configuration details.

PixelAspectRatioInfo

Declared pixel aspect ratio parsed from pasp.

ProbeInfo

High-level summary of one MP4 file.

ProbeOptions

Additive controls for eager probe expansion.

ProtectionSchemeInfo

Protection-scheme summary derived from schm.

SampleInfo

Expanded sample timing and size information.

SegmentInfo

Summary of one fragmented-media segment.

TextSubtitleCodecDetails

Parsed text subtitle sample-entry details.

TrackInfo

Summary of one logical media track.

TrackMediaCharacteristics

Media characteristics derived from stable sample-entry side boxes such as btrt, colr, pasp, and fiel.

TrackVisualMetadata

Additional typed visual sample-entry metadata parsed from boxes that were added after the original TrackMediaCharacteristics shape was stabilized.

VpCodecDetails

Parsed VP8 or VP9 decoder configuration details.

WebVttCodecDetails

Parsed WebVTT sample-entry details.

XmlSubtitleCodecDetails

Parsed XML subtitle sample-entry details.

Enums

ProbeError

Errors raised while probing files or derived codec summaries.

TrackCodec

Coarse codec classification used by the probe surface.

TrackCodecDetails

Parsed codec-specific configuration for one recognized track family.

TrackCodecFamily

Normalized codec family derived from the sample entry or protected original format.

Functions

average_sample_bitrate

Returns the average bitrate implied by samples in the supplied timescale.

average_segment_bitrate

Returns the average bitrate implied by segments for track_id.

detect_aac_effective_sample_rate

Detects the effective AAC sample rate signaled by one esds descriptor stream.

detect_aac_profile

Detects the AAC object profile exposed by an esds descriptor stream.

find_idr_frames

Finds sample indices whose AVC payload contains an IDR NAL unit.

find_idr_frames_asyncasync

Finds sample indices whose AVC payload contains an IDR NAL unit through the additive Tokio- based async surface.

max_sample_bitrate

Returns the maximum rolling-window bitrate implied by samples.

max_segment_bitrate

Returns the maximum per-segment bitrate implied by segments for track_id.

normalized_codec_family_name

Returns the additive codec-family label used by detailed reporting.

probe

Probes a file and returns the backwards-compatible coarse movie, track, and fragment summary.

probe_asyncasync

Probes a file through the additive Tokio-based async surface and returns the backwards-compatible coarse movie, track, and fragment summary.

probe_bytes

Probes an in-memory MP4 byte slice and returns the coarse movie, track, and fragment summary.

probe_bytes_with_options

Probes an in-memory MP4 byte slice with additive expansion controls and returns the coarse movie, track, and fragment summary.

probe_codec_detailed

Probes a file and returns an additive detailed summary with parsed codec-specific configuration when it is available.

probe_codec_detailed_asyncasync

Probes a file through the additive Tokio-based async surface and returns an additive detailed summary with parsed codec-specific configuration when it is available.

probe_codec_detailed_bytes

Probes an in-memory MP4 byte slice and returns the additive codec-detailed summary.

probe_codec_detailed_bytes_with_options

Probes an in-memory MP4 byte slice with additive expansion controls and returns the codec-detailed summary.

probe_codec_detailed_with_options

Probes a file with additive expansion controls and returns the codec-detailed summary.

probe_codec_detailed_with_options_asyncasync

Probes a file through the additive Tokio-based async surface with expansion controls and returns the codec-detailed summary.

probe_detailed

Probes a file and returns an additive detailed movie, track, and fragment summary.

probe_detailed_asyncasync

Probes a file through the additive Tokio-based async surface and returns an additive detailed movie, track, and fragment summary.

probe_detailed_bytes

Probes an in-memory MP4 byte slice and returns the additive detailed summary.

probe_detailed_bytes_with_options

Probes an in-memory MP4 byte slice with additive expansion controls and returns the detailed summary.

probe_detailed_with_options

Probes a file with additive expansion controls and returns the detailed movie, track, and fragment summary.

probe_detailed_with_options_asyncasync

Probes a file through the additive Tokio-based async surface with expansion controls and returns the detailed movie, track, and fragment summary.

probe_extended_media_characteristics

Probes a file and returns an additive summary with parsed codec, media characteristics, and extra typed visual sample-entry metadata.

probe_extended_media_characteristics_asyncasync

Probes a file through the additive Tokio-based async surface and returns an additive summary with parsed codec, media characteristics, and extra typed visual sample-entry metadata.

probe_extended_media_characteristics_bytes

Probes an in-memory MP4 byte slice and returns the extended media-characteristics summary.

probe_extended_media_characteristics_bytes_with_options

Probes an in-memory MP4 byte slice with additive expansion controls and returns the extended media-characteristics summary.

probe_extended_media_characteristics_with_options

Probes a file with additive expansion controls and returns the extended media-characteristics summary.

probe_extended_media_characteristics_with_options_asyncasync

Probes a file through the additive Tokio-based async surface with expansion controls and returns the extended media-characteristics summary.

probe_fra

Legacy fragmented-file probe entry point that currently aliases probe.

probe_fra_asyncasync

Legacy fragmented-file probe entry point through the additive Tokio-based async surface.

probe_fra_bytes

Legacy fragmented-file probe entry point for in-memory MP4 bytes.

probe_fra_codec_detailed

Legacy fragmented-file codec-detailed probe entry point that currently aliases probe_codec_detailed.

probe_fra_codec_detailed_asyncasync

Legacy fragmented-file codec-detailed probe entry point through the additive Tokio-based async surface.

probe_fra_codec_detailed_bytes

Legacy fragmented-file codec-detailed probe entry point for in-memory MP4 bytes.

probe_fra_detailed

Legacy fragmented-file detailed probe entry point that currently aliases probe_detailed.

probe_fra_detailed_asyncasync

Legacy fragmented-file detailed probe entry point through the additive Tokio-based async surface.

probe_fra_detailed_bytes

Legacy fragmented-file detailed probe entry point for in-memory MP4 bytes.

probe_fra_media_characteristics

Legacy fragmented-file media-characteristics probe entry point that currently aliases probe_media_characteristics.

probe_fra_media_characteristics_asyncasync

Legacy fragmented-file media-characteristics probe entry point through the additive Tokio-based async surface.

probe_fra_media_characteristics_bytes

This currently aliases probe_media_characteristics_bytes for callers that already use the fragmented-file helper naming.

probe_media_characteristics

Probes a file and returns an additive summary with parsed codec and media characteristics.

probe_media_characteristics_asyncasync

Probes a file through the additive Tokio-based async surface and returns an additive summary with parsed codec and media characteristics.

probe_media_characteristics_bytes

Probes an in-memory MP4 byte slice and returns the additive media-characteristics summary.

probe_media_characteristics_bytes_with_options

Probes an in-memory MP4 byte slice with additive expansion controls and returns the media-characteristics summary.

probe_media_characteristics_with_options

Probes a file with additive expansion controls and returns the media-characteristics summary.

probe_media_characteristics_with_options_asyncasync

Probes a file through the additive Tokio-based async surface with expansion controls and returns the media-characteristics summary.

probe_with_options

Probes a file with additive expansion controls and returns the backwards-compatible coarse movie, track, and fragment summary.

probe_with_options_asyncasync

Probes a file through the additive Tokio-based async surface with expansion controls and returns the backwards-compatible coarse movie, track, and fragment summary.