[FFmpeg-trac] #746(avformat:new): MXF sample fails to decode

FFmpeg trac at avcodec.org
Wed Dec 14 11:43:20 CET 2011


#746: MXF sample fails to decode
-------------------------------------+-------------------------------------
               Reporter:  cehoyos    |                  Owner:
                   Type:  defect     |                 Status:  new
               Priority:  important  |              Component:  avformat
                Version:  git-       |               Keywords:  mxf
  master                             |  regression
             Blocked By:             |               Blocking:
Reproduced by developer:  1          |  Analyzed by developer:  0
-------------------------------------+-------------------------------------
 http://thread.gmane.org/gmane.comp.video.ffmpeg.user/34329

 mxf sample does not decode since ddcf3e05
 {{{
 $ ffmpeg -i mxfregression.mxf
 ffmpeg version N-35768-gc608776, Copyright (c) 2000-2011 the FFmpeg
 developers
   built on Dec 14 2011 11:26:46 with gcc 4.5.3
   configuration: --cc='/usr/local/gcc-4.5.3/bin/gcc -m32'
   libavutil    51. 32. 0 / 51. 32. 0
   libavcodec   53. 44. 0 / 53. 44. 0
   libavformat  53. 25. 0 / 53. 25. 0
   libavdevice  53.  4. 0 / 53.  4. 0
   libavfilter   2. 53. 0 /  2. 53. 0
   libswscale    2.  1. 0 /  2.  1. 0
 [mxf @ 0x8da7aa0] invalid KAGSize 0 - guessing 1
 [mxf @ 0x8da7aa0] index entry 380 + TemporalOffset 1 = 381, which is out
 of bounds

 Seems stream 0 codec frame rate differs from container frame rate: 50.00
 (50/1) -> 25.00 (50/2)
 Input #0, mxf, from 'mxfregression.mxf':
   Duration: 00:00:15.24, start: 0.000000, bitrate: 1343 kb/s
     Stream #0:0: Video: mpeg2video (4:2:2), yuv422p, 720x576 [SAR 16:15
 DAR 4:3], 10000 kb/s, 25 tbr, 25 tbn, 50 tbc
     Stream #0:1: Audio: pcm_s16be, 48000 Hz, 2 channels, s16, 1536 kb/s
 At least one output file must be specified
 }}}

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/746>
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