dirac problem - regression

[DonMoir]

Using this file:

​http://sms.pangolin.com/temp/dirac_problem.ts (99MB)

On open dirac_problem.ts shows zero for width and height. It used to work. Also checked in my own code.

The current git shows this:

ffmpeg -i dirac_problem.ts
ffmpeg version N-48610-gb23aff6 Copyright (c) 2000-2013 the FFmpeg developers
  built on Jan  7 2013 22:40:36 with gcc 4.7.2 (GCC)
  configuration: --disable-static --enable-shared --enable-gpl --enable-version3
 --disable-w32threads --enable-avisynth --enable-bzlib --enable-fontconfig
 --enable-frei0r --enable-gnutls --enable-libass --enable-libbluray --enable-libcaca
 --enable-libfreetype --enable-libgsm --enable-libmp3lame --enable-libopencore-amrnb
 --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-librtmp
 --enable-libschroedinger --enable-libtheora --enable-libtwolame --enable-libvo-aacenc
 --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libx264
 --enable-libxavs --enable-libxvid --enable-zlib
  libavutil      52. 13.100 / 52. 13.100
  libavcodec     54. 86.100 / 54. 86.100
  libavformat    54. 59.106 / 54. 59.106
  libavdevice    54.  3.102 / 54.  3.102
  libavfilter     3. 32.100 /  3. 32.100
  libswscale      2.  1.103 /  2.  1.103
  libswresample   0. 17.102 /  0. 17.102
  libpostproc    52.  2.100 / 52.  2.100
[dirac @ 00038ae0] Error in dirac_decode_data_unit
    Last message repeated 18 times
[dirac @ 00038ae0] Dimensions must be a integer multiply of the chroma subsampling
[dirac @ 00038ae0] Error in dirac_decode_data_unit
    Last message repeated 23 times
[dirac @ 00038ae0] Dimensions must be a integer multiply of the chroma subsampling
[dirac @ 00038ae0] Error in dirac_decode_data_unit
    Last message repeated 23 times
[dirac @ 00038ae0] Dimensions must be a integer multiply of the chroma subsampling
[dirac @ 00038ae0] Error in dirac_decode_data_unit
    Last message repeated 23 times
[dirac @ 00038ae0] Dimensions must be a integer multiply of the chroma subsampling
[dirac @ 00038ae0] Error in dirac_decode_data_unit
    Last message repeated 23 times
[dirac @ 00038ae0] Dimensions must be a integer multiply of the chroma subsampling
[dirac @ 00038ae0] Error in dirac_decode_data_unit
    Last message repeated 5 times
[mpegts @ 000384c0] max_analyze_duration 5000000 reached at 5016000
'''[mpegts @ 000384c0] decoding for stream 0 failed'''
'''[mpegts @ 000384c0] Could not find codec parameters for stream 0 (Video: dirac (
drac / 0x63617264), yuv420p): unspecified size'''
Consider increasing the value for the 'analyzeduration' and 'probesize' options
[mpegts @ 000384c0] PES packet size mismatch
Input #0, mpegts, from 'dirac_problem.ts':
  Duration: 00:09:56.13, start: 61835.685522, bitrate: 1373 kb/s
  Program 1
    Stream #0:0[0x44]: Video: dirac (drac / 0x63617264), yuv420p, 24 fps, 24 tbr, 90k tbn, 24 tbc
    Stream #0:1[0x45]: Audio: mp2 ([3][0][0][0] / 0x0003), 48000 Hz, stereo, s16p, 256 kb/s

Last Known Working

ffmpeg -i dirac_problem.ts
ffmpeg version N-47062-g26c531c Copyright (c) 2000-2012 the FFmpeg developers
  built on Nov 25 2012 12:23:20 with gcc 4.7.2 (GCC)
  configuration: --disable-static --enable-shared --enable-gpl --enable-version3
  --disable-pthreads --enable-runtime-cpudetect --enable-avisynth --enable-bzlib
  --enable-frei0r --enable-libass --enable-libopencore-amrnb --enable-libopencore-amrwb
  --enable-libfreetype --enable-libgsm --enable-libmp3lame --enable-libnut
  --enable-libopenjpeg --enable-libopus --enable-librtmp --enable-libschroedinger
  --enable-libspeex --enable-libtheora --enable-libutvideo --enable-libvo-aacenc
  --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libx264
  --enable-libxavs --enable-libxvid --enable-zlib
  libavutil      52.  9.100 / 52.  9.100
  libavcodec     54. 77.100 / 54. 77.100
  libavformat    54. 37.100 / 54. 37.100
  libavdevice    54.  3.100 / 54.  3.100
  libavfilter     3. 23.102 /  3. 23.102
  libswscale      2.  1.102 /  2.  1.102
  libswresample   0. 17.101 /  0. 17.101
  libpostproc    52.  2.100 / 52.  2.100
[dirac @ 00bad1c0] Error in dirac_decode_data_unit
    Last message repeated 18 times
[mpegts @ 0003ce80] max_analyze_duration 5000000 reached at 5016000
[mpegts @ 0003ce80] PES packet size mismatch
Input #0, mpegts, from 'dirac_problem.ts':
  Duration: 00:09:56.13, start: 61835.685522, bitrate: 1373 kb/s
  Program 1
    Stream #0:0[0x44]: Video: dirac (drac / 0x63617264), yuv420p, 640x360 [SAR 1
:1 DAR 16:9], 24 fps, 24 tbr, 90k tbn, 24 tbc
    Stream #0:1[0x45]: Audio: mp2 ([3][0][0][0] / 0x0003), 48000 Hz, stereo, s16
, 256 kb/s

[Carl Eugen Hoyos]

Regression since ea6da80.

[Clément Bœsch]

Fixed by Michael in 57bdd676.

Note: a patch to add a FATE test is pending to prevent potential regression such as this one.