VTCLab Media Analyzer

[ivanb]

https://media-analyzer.pro

Recent change log entries:

2023-06-05 v0.2.3

* Basic detection of RIFF (*.avi and *.wav), EBML (Matroska, WebM), MXF files
* QT timecode tracks support
* MVC-related boxes and NAL units
* QuickTime: basic support for mebx (QT "Timed metadata") atoms
* Scroll Jog control to be able to scroll the list with constant (adjustable) speed
* Navigation Bar: Support negative values of file position and item indexes
* SEI: Display x264, x265, ATEME info from SEI unregistered, recognize MDPM info presence
* AVC: Fix scaling list parsing
* RBSP: Fix incorrect data reading in some edge cases causing incorrect reading of some AVC/HEVC/VVC headers
* HEVC: Fix short-term ref pics set parsing

2023-05-05 v0.2.2

* Add packet list navigator ("Go to header index", "Go to file position" commands)
* Improve packet list rendering for Firefox and Safari browsers
* MP4/MOV: Add 'meta', 'ilst' boxes support
* MP4/MOV: Fix DoviConfigurationBox ('dvcC') parsing
* MP4/MOV: Extend the list sample entry names
* MP4/MOV: Support 'btrt' box
* AC-3: Support headers with bsid < 8
* Fix UUID visualization
* Improve packet caching

2023-04-04, v0.2.1

* MP4/MOV: Add support for ProRes, AC-3, E-AC-3 streams, raw video and audio chunks
* MP4/MOV: Add support for DolbyVision boxes
* MP4/MOV: Fix AAC Raw packet size displayed
* MP4/MOV: Display timecode sample entry contents
* HEVC: Add 'decoded_picture_hash' SEI
* HEVC, VVC: Fix stream displayed name
* More detailed error messages
* Add 'details' page
* Visual improvements

2023-03-10, v0.2.0

* MP4/MOV 'mdat' parsing for AAC/AVC/HEVC/VVC streams
* Advanced header parsing for AVC & HEVC, more details for VVC
* Many DVB descriptors and PSI tables added
* Visual improvements
* Performance improvements
* Stability improvements

[ivanb]

2023-07-06 v0.2.4

* MP4: Support 'schm', 'sinf', 'schi', 'sgpd' 'sbgp', 'mehd', 'trex', 'sidx', 'mfhd', 'tfhd', 'tfdt', trun', 'mdcv', 'clli', 'cclv' boxes
* TS: Add new PMT stream_types and descriptors from ISO/IEC 13818-1:2022
* TS/MP4/AVC/HEVC/VVC: Add enum names for AspectRatio, ChromaFormat, ColourPrimaries, TransferCharacteristics, MatrixCoefficients and HDR_WCG_idc fields,
  human-friendly descriptions for luminance- and color-related fields
* TS: Add DOVI_video_stream_descriptor support
* TS: Recognise SCTE-35 streams, add 'cue_identifier_descriptor' support
* VVC: Add support for several SEI messages, list names for others
* VVC: APS header support, picture_header_structure draft
* HEVC: Add names for Dolby Vision "Unspecified 62" and "Unspecified 63" NAL units
* SEI: Add Kvazaar, Elemental info from SEI Unregistered messages
* RBSP reader for AVC/HEVC/VVC: Fix incorrect behavior in some corner cases

[ivanb]

2023-08-03 v0.2.5

* TS: SCTE-35 streams support (commands only, no descriptors yet)
* SEI: Add ATSC cc_data/bar_data/afd_data support in itu35 registered SEI
* MP4: Support various flavours of XDCAM (MPEG-2) video
* HEVC: time_code SEI support
* TS: MHP AIT transport_protocol_descriptor support
* Visualization: group long list of values into chunks of four items
* MP4: support simple 'udta' boxes from 3GPP spec
* MP4: Add 'av1C' (AV1CodecConfigurationBox), 'dOps' (OpusSpecificBox), 'dac4' (AC4SpecificBox) boxes support
* MP4: basic recognition of compressed movie atoms ('cmov', 'dcom', 'cmvd')
* Visualization: Print number of bytes in the utf8 string
* TS: fix tag&length display for MHP AIT descriptors
* MP4: fix hvcC flags display
* Fix tables and arrays visualization

[ivanb]

2023-09-04 v0.2.6

* Add support of Timed Text ('tx3g', 'text' sample entries) in MP4/MOV files
* Add basic handling of  AC-4 streams ('ac4_syncframe' only) in MP4 & TS files
* MPEG-TS: Support PSI tables & descriptors from ATSC A/65 standard, recognize all descriptors listed in DVB BlueBook A038r16
* Add descriptions for 'cc_type' 'active_format', 'video_format' fields
* Include PES packet type ('audio', 'video', private') to header name
* Add basic detection of MPEG Program / System Streams
* MP4/MOV: recognize more 'udta' boxes
* Improve probe algorithm: better recognition of MP4, small TS files
* Fix freezing in some cases of H.264 parsing

[ivanb]

2023-10-03 v0.3.0

* Matroska (MKV), WebM files support
* MP4: Add 'styp', 'saiz', 'saio', 'pssh', 'tenc','trep', 'dfLa', 'cslg', 'stps', 'sdtp' boxes support
* MP4: Display track references info ('tref' box)
* MP4: Display raw data chunks for some unsupported codecs
* SEI: ST2094-10 data, film_grain_characteristics, alpha_channel_info support
* SEI: Add support of AVCIntra data sei
* Improve streams recognition
* MP4: rework handling of NAL-based streams
* MP4: Improve performance of raw streams extraction, when there are a lot of small samples
* MP4: Display names for metadata items as numbered list
* MP4: Fix Timecode reading
* PES: Fix usage of tref_extension_flag
* HEVC: Fix crash on invalid array read
* RBSP: Fix corner case on reading
* MP4: Fix 'File Info' binding
* AVC: Fix mvc_vui_parameters_extension reading

[ivanb]

2023-11-07 v0.4.0

* VP8, VP9, AV1 video streams parsing
* New formats supported: AVI, WAV, FLV
* Fragmented MP4 files support
* Extend parsing of AC-4 streams
* Display Dolby Vision RPU data headers
* Improve streams recognition, parsing performance
* Various fixes for problems discovered by fuzzy testing
* MP4: support 'chnl', 'albm', 'yrrc', 'loci', 'hnti', 'hinf' boxes
* More descriptions for AC-4, AC-4, MPEG 1/2 Video, AVC and HEVC elements
* Visualization: if raw bytes looks like a text, display them as a text

[ivanb]

2023-11-15 v0.4.1

* Support 'spatial video' files shot by iPhone 15 Pro
* HEVC: parse 'three_dimensional_reference_displays_info' SEI, multilayer version of SPS,
  'sps_multilayer_extension', 'pps_multilayer_extension' structures
* MP4/MOV: Support 'lhvC' box
* Visualization: show slice_type and layer_id (if not 0) in the header name
  for AVC/HEVC/VVC streams