[FFmpeg-trac] #4702(avformat:new): mjpeg stream in swf not found

FFmpeg trac at avcodec.org
Tue Jul 7 14:03:53 CEST 2015


#4702: mjpeg stream in swf not found
--------------------------------------+----------------------------------
               Reporter:  cehoyos     |                  Owner:
                   Type:  defect      |                 Status:  new
               Priority:  important   |              Component:  avformat
                Version:  git-master  |               Keywords:  swf
             Blocked By:              |               Blocking:
Reproduced by developer:  0           |  Analyzed by developer:  0
--------------------------------------+----------------------------------
 http://samples.ffmpeg.org/ffmpeg-bugs/trac/ticket3539/
 The sample from ticket #3539 contains a rawvideo and a mjpeg stream. The
 mjpeg stream could be decoded fine until c2430304 - it is missing now.
 {{{
 $ ffmpeg -i crash.swf
 ffmpeg version N-73437-g1d5edad Copyright (c) 2000-2015 the FFmpeg
 developers
   built with gcc 4.7 (SUSE Linux)
   configuration: --enable-gpl
   libavutil      54. 28.100 / 54. 28.100
   libavcodec     56. 46.101 / 56. 46.101
   libavformat    56. 40.100 / 56. 40.100
   libavdevice    56.  4.100 / 56.  4.100
   libavfilter     5. 20.100 /  5. 20.100
   libswscale      3.  1.101 /  3.  1.101
   libswresample   1.  2.100 /  1.  2.100
   libpostproc    53.  3.100 / 53.  3.100
 [swf @ 0x2d093e0] pixel format change unsupported
 Input #0, swf, from 'crash.swf':
   Duration: N/A, bitrate: N/A
     Stream #0:0: Video: rawvideo ([0]RGB / 0x42475200), 0rgb, 192x67, 20
 tbr, 20 tbn
 At least one output file must be specified
 }}}
 {{{
 $ ffmpeg -i crash.swf
 ffmpeg version N-66167-g1b2390e Copyright (c) 2000-2014 the FFmpeg
 developers
   built on Jul  7 2015 14:00:38 with gcc 4.7 (SUSE Linux)
   configuration:
   libavutil      54.  7.100 / 54.  7.100
   libavcodec     56.  1.100 / 56.  1.100
   libavformat    56.  4.100 / 56.  4.100
   libavdevice    56.  0.100 / 56.  0.100
   libavfilter     5.  1.100 /  5.  1.100
   libswscale      3.  0.100 /  3.  0.100
   libswresample   1.  1.100 /  1.  1.100
 [swf @ 0x2661b20] Stream #1: not enough frames to estimate rate; consider
 increasing probesize
 Input #0, swf, from 'crash.swf':
   Duration: N/A, bitrate: N/A
     Stream #0:0: Video: rawvideo (ARGB / 0x42475241), argb, 192x67, 20
 fps, 20 tbr, 20 tbn
     Stream #0:1: Video: mjpeg, yuvj420p(pc, bt470bg), 1137x892 [SAR 1:1
 DAR 1137:892], 20 tbr, 20 tbn
 At least one output file must be specified
 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/4702>
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