[FFmpeg-trac] #3648(undetermined:new): caf muxer writes incorrect mFramesPerPacket in desc chunk for MPEG-2 layer 3 audio

FFmpeg trac at avcodec.org
Fri May 16 18:45:47 CEST 2014


#3648: caf muxer writes incorrect mFramesPerPacket in desc chunk for MPEG-2 layer
3 audio
-------------------------------------+-------------------------------------
             Reporter:  nu774        |                     Type:  defect
               Status:  new          |                 Priority:  important
            Component:               |                  Version:
  undetermined                       |  unspecified
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 How to reproduce:
 {{{
 % lame -b 64 foo.wav -o bar.mp3 && ffmpeg -i bar.mp3 -c:a copy bazz.caf
 }}}
 Frame length of MPEG-2 layer 3 is 576. ffmpeg always writes 1152 for layer
 3 even when it is MPEG-2.

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Ticket URL: <https://trac.ffmpeg.org/ticket/3648>
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