[FFmpeg-trac] #4954(avformat:open): joint stereo indicator missing from mp3 headers

FFmpeg trac at avcodec.org
Mon Mar 22 17:02:05 EET 2021


#4954: joint stereo indicator missing from mp3 headers
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             Reporter:  pico4743    |                    Owner:
                 Type:  defect      |                   Status:  open
             Priority:  normal      |                Component:  avformat
              Version:  git-master  |               Resolution:
             Keywords:  mp3         |               Blocked By:
             Blocking:              |  Reproduced by developer:  0
Analyzed by developer:  0           |
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Comment (by Balling):

 I do not know what you used to read the data, but joint stereo 2 bit and
 MS Stereo two bit are set, just not from the first Frame 0 - Tag (Xing)
 frame. From the Frame 1.

 Much bigger problem is CRC absence, IMHO.

 Also -joint_stereo 1 is the default, just FYI.

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Ticket URL: <https://trac.ffmpeg.org/ticket/4954#comment:6>
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