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#2557 closed defect (fixed)

vc1 visible decoding error

Reported by:	compn	Owned by:
Priority:	normal	Component:	avcodec
Version:	git-master	Keywords:	vc1
Cc:		Blocked By:
Blocking:		Reproduced by developer:	yes
Analyzed by developer:	no

Description (last modified by cehoyos)

http://www36.zippyshare.com/v/73283608/file.html

H:\>y:\ffmpeg -i glitch-ffvc1.avi out.avi
ffmpeg version N-52523-g0fb64da Copyright (c) 2000-2013 the FFmpeg developers
  built on Apr 28 2013 00:01:23 with gcc 4.7.3 (GCC)
  configuration: --enable-gpl --enable-version3 --disable-w32threads --enable-avisynth --enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls --enable-iconv --enable-libass --enable-libbluray --enable-libcaca --enable-libfreetype --enable-libgsm --enable-libilbc --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-librtmp --enable-libschroedinger --enable-libsoxr --enable-libspeex --enable-libtheora --enable-libtwolame --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libxavs --enable-libxvid --enable-zlib
  libavutil      52. 27.101 / 52. 27.101
  libavcodec     55.  6.100 / 55.  6.100
  libavformat    55.  3.100 / 55.  3.100
  libavdevice    55.  0.100 / 55.  0.100
  libavfilter     3. 61.100 /  3. 61.100
  libswscale      2.  2.100 /  2.  2.100
  libswresample   0. 17.102 /  0. 17.102
  libpostproc    52.  3.100 / 52.  3.100
Input #0, avi, from 'glitch-ffvc1.avi':
  Metadata:
    encoder         : mkvextract 6.1.0
  Duration: 00:00:02.24, start: 0.000000, bitrate: 22457 kb/s
    Stream #0:0: Video: vc1 (Advanced) (WVC1 / 0x31435657), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], 25 tbr, 25 tbn, 50 tbc
Output #0, avi, to 'out.avi':
  Metadata:
    ISFT            : Lavf55.3.100
    Stream #0:0: Video: mpeg4 (FMP4 / 0x34504D46), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], q=2-31, 200 kb/s, 25 tbn, 25 tbc
Stream mapping:
  Stream #0:0 -> #0:0 (vc1 -> mpeg4)
Press [q] to stop, [?] for help
frame=   56 fps= 14 q=31.0 Lsize=    1116kB time=00:00:02.28 bitrate=4009.7kbits/s
video:1109kB audio:0kB subtitle:0 global headers:0kB muxing overhead 0.630242%