[FFmpeg-trac] #879(avformat:new): mxf files without FooterPartition

FFmpeg trac at avcodec.org
Fri Jan 6 01:17:58 CET 2012


#879: mxf files without FooterPartition
------------------------------------+------------------------------------
             Reporter:  zhukov      |                    Owner:
                 Type:  defect      |                   Status:  new
             Priority:  normal      |                Component:  avformat
              Version:  git-master  |               Resolution:
             Keywords:  mxf         |               Blocked By:
             Blocking:              |  Reproduced by developer:  0
Analyzed by developer:  0           |
------------------------------------+------------------------------------

Comment (by zhukov):

 yes the patch helps to get through the error but the j2k inside wont
 decode (even i force use of libopenjpeg)
 {{{
 ./ffmpeg -loglevel debug -codec libopenjpeg -i
 ~/Dropbox/Public/10bit_yuv_j2k.mxf -f rawvideo /dev/null
 ffmpeg version N-36504-g4278023, Copyright (c) 2000-2012 the FFmpeg
 developers
   built on Jan  5 2012 15:26:05 with llvm_gcc 4.2.1 (Based on Apple Inc.
 build 5658) (LLVM build 2336.1.00)
   configuration: --enable-libopenjpeg
   libavutil      51. 34.100 / 51. 34.100
   libavcodec     53. 54.100 / 53. 54.100
   libavformat    53. 29.100 / 53. 29.100
   libavdevice    53.  4.100 / 53.  4.100
   libavfilter     2. 57.101 /  2. 57.101
   libswscale      2.  1.100 /  2.  1.100
   libswresample   0.  5.100 /  0.  5.100
 [mxf @ 0x7fa24983d800] Format mxf probed with size=2048 and score=100
 [mxf @ 0x7fa24983d800] broken or empty index
 [libopenjpeg @ 0x7fa24983fc00] err{or,}_recognition separate: 1; 1
 [libopenjpeg @ 0x7fa24983fc00] err{or,}_recognition combined: 1; 10001
 [libopenjpeg @ 0x7fa24983fc00] detected 8 logical cores
 [mxf @ 0x7fa24983d800] parser not found for codec j2k, packets or times
 may be invalid.
 [mxf @ 0x7fa24983d800] Probe buffer size limit 5000000 reached
 Input #0, mxf, from '/Users/zhukov/Dropbox/Public/10bit_yuv_j2k.mxf':
   Duration: 00:00:37.24, start: 0.000000, bitrate: 2252 kb/s
     Stream #0:0, 4, 1001/24000: Video: j2k, 1920x1080, 1001/24000, 23.98
 fps, 23.98 tbr, 23.98 tbn, 23.98 tbc
 File '/dev/null' already exists. Overwrite ? [y/N] y
 Video pixel format is unknown, stream cannot be encoded
 }}}

 which was not the case like a month before when i submitted a patch for
 yuv libopenjpegdec support

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/879#comment:9>
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