[FFmpeg-trac] #471(avcodec:new): CJPG decodes B/W

[FFmpeg]

#471: CJPG decodes B/W
--------------------------------------+---------------------------------
               Reporter:  cehoyos     |                  Owner:
                   Type:  defect      |                 Status:  new
               Priority:  normal      |              Component:  avcodec
                Version:  git-master  |               Keywords:  cjpg
             Blocked By:              |               Blocking:
Reproduced by developer:  1           |  Analyzed by developer:  0
--------------------------------------+---------------------------------
 Issue 777

 Works fine with mplayer -vc cjpg
 {{{
 ffmpeg -v 9 -loglevel 99 -i levitprop01.avi
 ffmpeg version N-32611-gd55b06b, Copyright (c) 2000-2011 the FFmpeg
 developers
   built on Sep 15 2011 09:18:02 with gcc 4.5.3
   configuration: --cc=/usr/local/gcc-4.5.3/bin/gcc --enable-gpl
   libavutil    51. 16. 0 / 51. 16. 0
   libavcodec   53. 14. 0 / 53. 14. 0
   libavformat  53. 12. 0 / 53. 12. 0
   libavdevice  53.  3. 0 / 53.  3. 0
   libavfilter   2. 40. 0 /  2. 40. 0
   libswscale    2.  1. 0 /  2.  1. 0
   libpostproc  51.  2. 0 / 51.  2. 0
 [avi @ 0x12fd780] Format avi probed with size=2048 and score=100
 [AVI demuxer @ 0x12fdda0] use odml:1
 [avi @ 0x12fd780] non-interleaved AVI
 [mjpeg @ 0x12ff7a0] Unsupported bit depth: 0
 [mjpeg @ 0x12ff7a0] buffer too small, expanding to 14530 bytes
 [mjpeg @ 0x12ff7a0] marker=d8 avail_size_in_buf=14530
 [mjpeg @ 0x12ff7a0] marker parser used 0 bytes (0 bits)
 [mjpeg @ 0x12ff7a0] marker=db avail_size_in_buf=14528
 [mjpeg @ 0x12ff7a0] index=0
 [mjpeg @ 0x12ff7a0] qscale[0]: 6
 [mjpeg @ 0x12ff7a0] marker parser used 67 bytes (536 bits)
 [mjpeg @ 0x12ff7a0] marker=db avail_size_in_buf=14459
 [mjpeg @ 0x12ff7a0] index=1
 [mjpeg @ 0x12ff7a0] qscale[1]: 13
 [mjpeg @ 0x12ff7a0] marker parser used 67 bytes (536 bits)
 [mjpeg @ 0x12ff7a0] marker=c4 avail_size_in_buf=14390
 [mjpeg @ 0x12ff7a0] class=0 index=0 nb_codes=12
 [mjpeg @ 0x12ff7a0] marker parser used 31 bytes (248 bits)
 [mjpeg @ 0x12ff7a0] marker=c4 avail_size_in_buf=14357
 [mjpeg @ 0x12ff7a0] class=1 index=0 nb_codes=251
 [mjpeg @ 0x12ff7a0] marker parser used 181 bytes (1448 bits)
 [mjpeg @ 0x12ff7a0] marker=c4 avail_size_in_buf=14174
 [mjpeg @ 0x12ff7a0] class=0 index=1 nb_codes=12
 [mjpeg @ 0x12ff7a0] marker parser used 31 bytes (248 bits)
 [mjpeg @ 0x12ff7a0] marker=c4 avail_size_in_buf=14141
 [mjpeg @ 0x12ff7a0] class=1 index=1 nb_codes=251
 [mjpeg @ 0x12ff7a0] marker parser used 181 bytes (1448 bits)
 [mjpeg @ 0x12ff7a0] marker=c0 avail_size_in_buf=13958
 [mjpeg @ 0x12ff7a0] sof0: picture: 352x288
 [mjpeg @ 0x12ff7a0] component 0 2:2 id: 0 quant:0
 [mjpeg @ 0x12ff7a0] component 1 1:1 id: 1 quant:1
 [mjpeg @ 0x12ff7a0] component 2 1:1 id: 2 quant:1
 [mjpeg @ 0x12ff7a0] pix fmt id 22111100
 [mjpeg @ 0x12ff7a0] marker parser used 17 bytes (136 bits)
 [mjpeg @ 0x12ff7a0] marker=dd avail_size_in_buf=13939
 [mjpeg @ 0x12ff7a0] restart interval: 1
 [mjpeg @ 0x12ff7a0] marker parser used 4 bytes (32 bits)
 [mjpeg @ 0x12ff7a0] escaping removed 2983 bytes
 [mjpeg @ 0x12ff7a0] marker=da avail_size_in_buf=13933
 [mjpeg @ 0x12ff7a0] component: 0
 [mjpeg @ 0x12ff7a0] mjpeg decode frame unused 13933 bytes
 [avi @ 0x12fd780] All info found
 Input #0, avi, from 'levitprop01.avi':
   Duration: 00:00:05.29, start: 0.000000, bitrate: 3202 kb/s
     Stream #0.0, 1, 333333/10000000: Video: mjpeg (CJPG / 0x47504A43),
 yuvj420p, 352x288, 333333/10000000, 30 tbr, 30 tbn, 30 tbc
 At least one output file must be specified
 }}}

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Ticket URL: <https://avcodec.org/trac/ffmpeg/ticket/471>
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