[FFmpeg-trac] #11490(avformat:new): [Regression] Audio silent for long MOV file

[FFmpeg]

#11490: [Regression] Audio silent for long MOV file
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             Reporter:  cgbug       |                    Owner:  (none)
                 Type:  defect      |                   Status:  new
             Priority:  normal      |                Component:  avformat
              Version:  git-master  |               Resolution:
             Keywords:  mov         |               Blocked By:
             Blocking:              |  Reproduced by developer:  0
Analyzed by developer:  1           |
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Comment (by cgbug):

 Remuxing is pointless as it is a regression in the MOV demuxer.

 2025-01-08-git-251de1791e is ok
 2025-01-13-git-851a84650e and later has bug

 MediaInfo shows a conformance error.


 {{{
 General
 Complete name               : C:\samples\Delta Force Urban Warfare PS1
 Walkthrough [No Damage].mov
 Format                      : MPEG-4
 Format profile              : QuickTime
 Codec ID                    : qt   0000.02 (qt  )
 File size                   : 10.6 GiB
 Duration                    : 2 h 18 min
 Overall bit rate            : 10.9 Mb/s
 Frame rate                  : 60.000 FPS
 Encoded date                : 2023-10-06 14:00:33 UTC
 Tagged date                 : 2023-10-06 14:00:33 UTC
 Writing application         : Blackmagic Design DaVinci Resolve
 Conformance errors          : 1
  mdat                       : Yes
   0x00000003                : Yes
    General compliance       : Element size 11386113113 is more than
 maximal permitted size 11383799837 (offset 0x2C)

 Video
 ID                          : 1
 Format                      : HEVC
 Format/Info                 : High Efficiency Video Coding
 Format profile              : Main at L5.1@High
 Codec ID                    : hvc1
 Codec ID/Info               : High Efficiency Video Coding
 Duration                    : 2 h 18 min
 Bit rate                    : 9 396 kb/s
 Width                       : 2 880 pixels
 Height                      : 2 160 pixels
 Display aspect ratio        : 4:3
 Frame rate mode             : Constant
 Frame rate                  : 60.000 FPS
 Color space                 : YUV
 Chroma subsampling          : 4:2:0
 Bit depth                   : 8 bits
 Scan type                   : Progressive
 Bits/(Pixel*Frame)          : 0.025
 Stream size                 : 9.11 GiB (86%)
 Encoded date                : 2023-10-06 14:00:33 UTC
 Tagged date                 : 2023-10-06 14:00:33 UTC
 Color primaries             : BT.709
 Transfer characteristics    : BT.709
 Matrix coefficients         : BT.709
 Codec configuration box     : hvcC

 Audio
 ID                          : 2
 Format                      : PCM
 Format settings             : Little / Signed
 Codec ID                    : lpcm
 Duration                    : 2 h 18 min
 Bit rate mode               : Constant
 Bit rate                    : 1 536 kb/s
 Channel(s)                  : 2 channels
 Channel layout              : L R
 Sampling rate               : 48.0 kHz
 Bit depth                   : 16 bits
 Stream size                 : 1.49 GiB (14%)
 Default                     : Yes
 Alternate group             : 1
 Encoded date                : 2023-10-06 14:00:33 UTC
 Tagged date                 : 2023-10-06 14:00:33 UTC

 Other
 ID                          : 3
 Type                        : Time code
 Format                      : QuickTime TC
 Duration                    : 2 h 18 min
 Frame rate                  : 60.000 FPS
 Time code of first frame    : 00:00:00:00
 Time code of last frame     : 02:18:50:36
 Time code, stripped         : Yes
 Language                    : English
 Encoded date                : 2023-10-06 14:00:33 UTC
 Tagged date                 : 2023-10-06 14:00:33 UTC
 }}}
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Ticket URL: <https://trac.ffmpeg.org/ticket/11490#comment:2>
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