[FFmpeg-trac] #9287(avcodec:new): MJPEG regression

[FFmpeg]

#9287: MJPEG regression
-------------------------------------+-------------------------------------
             Reporter:  Carl Eugen   |                     Type:  defect
  Hoyos                              |
               Status:  new          |                 Priority:  important
            Component:  avcodec      |                  Version:  git-
             Keywords:  mjpeg        |  master
  regression                         |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 http://ffmpeg.org/pipermail/ffmpeg-user/2021-June/053061.html
 A user provided a mjpeg sample that cannot be decoded since
 9c7ee37490d21350ab1a2e07069284daf1943e52
 {{{
 $ ffmpeg -i IMAG0065.AVI
 ffmpeg version N-102685-g591b88e678 Copyright (c) 2000-2021 the FFmpeg
 developers
   built with gcc 10 (SUSE Linux)
   configuration: --enable-gpl
   libavutil      57.  0.100 / 57.  0.100
   libavcodec     59.  1.101 / 59.  1.101
   libavformat    59.  2.102 / 59.  2.102
   libavdevice    59.  0.100 / 59.  0.100
   libavfilter     8.  0.101 /  8.  0.101
   libswscale      6.  0.100 /  6.  0.100
   libswresample   4.  0.100 /  4.  0.100
   libpostproc    56.  0.100 / 56.  0.100
 [avi @ 0x3842580] non-interleaved AVI
 [mjpeg @ 0x3843980] dqt: 0 quant value
     Last message repeated 82 times
 [avi @ 0x3842580] decoding for stream 0 failed
 [avi @ 0x3842580] Could not find codec parameters for stream 0 (Video:
 mjpeg (MJPG / 0x47504A4D), none(bt470bg/unknown/unknown), 1280x720, 10777
 kb/s): unspecified pixel format
 Consider increasing the value for the 'analyzeduration' (0) and
 'probesize' (5000000) options
 Guessed Channel Layout for Input Stream #0.1 : mono
 Input #0, avi, from 'IMAG0065.AVI':
   Duration: 00:00:02.97, start: 0.000000, bitrate: 10943 kb/s
   Stream #0:0: Video: mjpeg (MJPG / 0x47504A4D),
 none(bt470bg/unknown/unknown), 1280x720, 10777 kb/s, 29.95 fps, 29.95 tbr,
 29.95 tbn
   Stream #0:1: Audio: pcm_s16le ([1][0][0][0] / 0x0001), 11025 Hz, mono,
 s16, 176 kb/s
 At least one output file must be specified
 }}}
-- 
Ticket URL: <https://trac.ffmpeg.org/ticket/9287>
FFmpeg <https://ffmpeg.org>
FFmpeg issue tracker