[FFmpeg-trac] #10392(avcodec:new): mxf with DolbyE and channel_count != 02 is wrongly read by FFMpeg and cannot be remuxed
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trac at avcodec.org
Mon Jun 12 13:23:17 EEST 2023
#10392: mxf with DolbyE and channel_count != 02 is wrongly read by FFMpeg and
cannot be remuxed
-------------------------------------+-------------------------------------
Reporter: Francesco | Owner: (none)
Bucciantini |
Type: defect | Status: new
Priority: normal | Component: avcodec
Version: git-master | Resolution:
Keywords: dolby_e mxf | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
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Comment (by Francesco Bucciantini):
Ok, I've attached the header dump of the Omneon_1_track_8_channels.mxf and
indeed the channel count says 08 like in the faulty DolbyE version:
[ k = ChannelCount
3d.07, l = 4 (0004) ]
0 00 00 00 08 ....
however here's the average bps value:
[ k = AvgBps
3d.09, l = 4 (0004) ]
0 00 11 94 00 ....
while for the wrongly muxed one (the one with DolbyE muxed with channel
count 08) we have:
[ k = ChannelCount
3d.07, l = 4 (0004) ]
0 00 00 00 08 ....
[ k = AvgBps
3d.09, l = 4 (0004) ]
0 00 02 32 80 ..2.
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Ticket URL: <https://trac.ffmpeg.org/ticket/10392#comment:7>
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