[FFmpeg-trac] #845(avcodec:new): Artefacts with Indeo 4

[FFmpeg]

#845: Artefacts with Indeo 4
--------------------------------------+---------------------------------
               Reporter:  cehoyos     |                  Owner:
                   Type:  defect      |                 Status:  new
               Priority:  normal      |              Component:  avcodec
                Version:  git-master  |               Keywords:  indeo4
             Blocked By:              |               Blocking:
Reproduced by developer:  0           |  Analyzed by developer:  0
--------------------------------------+---------------------------------
 http://samples.mplayerhq.hu/V-codecs/IV41/indeo4-avi/volcano.avi
 mplayer -vc indeo4 plays the sample without the artefacts that FFmpeg
 shows.
 {{{
 $ ffmpeg -i volcano.avi -an -f null -
 ffmpeg version N-36241-g6071e4d, Copyright (c) 2000-2011 the FFmpeg
 developers
   built on Dec 29 2011 02:11:49 with gcc 4.5.3
   configuration: --cc='/usr/local/gcc-4.5.3/bin/gcc -m32'
   libavutil      51. 33.100 / 51. 33.100
   libavcodec     53. 49.100 / 53. 49.100
   libavformat    53. 29.100 / 53. 29.100
   libavdevice    53.  4.100 / 53.  4.100
   libavfilter     2. 55.100 /  2. 55.100
   libswscale      2.  1.100 /  2.  1.100
   libswresample   0.  5.100 /  0.  5.100
 Input #0, avi, from 'volcano.avi':
   Duration: 00:02:24.70, start: 0.000000, bitrate: 14 kb/s
     Stream #0:0: Video: indeo4 (IV41 / 0x31345649), yuv410p, 176x144,
 14.99 tbr, 14.99 tbn, 14.99 tbc
     Stream #0:1: Audio: pcm_u8 ([1][0][0][0] / 0x0001), 11025 Hz, 1
 channels, u8, 88 kb/s
 [buffer @ 0x8dcdf60] w:176 h:144 pixfmt:yuv410p tb:1/1000000 sar:0/1
 sws_param:
 Output #0, null, to 'pipe:':
   Metadata:
     encoder         : Lavf53.29.100
     Stream #0:0: Video: rawvideo (YUV9 / 0x39565559), yuv410p, 176x144,
 q=2-31, 200 kb/s, 90k tbn, 14.99 tbc
 Stream mapping:
   Stream #0:0 -> #0:0 (indeo4 -> rawvideo)
 Press [q] to stop, [?] for help
 [indeo4 @ 0x8dcbd80] Buffer contains IP frames!
     Last message repeated 2 times
 [indeo4 @ 0x8dcbd80] Corrupted tile data encountered!
 [indeo4 @ 0x8dcbd80] Invalid band header sequence!
 [indeo4 @ 0x8dcbd80] Error decoding band header
 [indeo4 @ 0x8dcbd80] Error decoding band: 0, plane: 1
 Error while decoding stream #0:0
 Truncating packet of size 2626 to 2067
 [indeo4 @ 0x8dcbd80] Corrupted tile data encountered!
 [indeo4 @ 0x8dcbd80] Invalid band header sequence!
 [indeo4 @ 0x8dcbd80] Error decoding band header
 [indeo4 @ 0x8dcbd80] Error decoding band: 0, plane: 2
 Error while decoding stream #0:0
 frame=   67 fps=  0 q=0.0 Lsize=       0kB time=00:00:04.46 bitrate=
 0.0kbits/s dup=1 drop=0
 video:0kB audio:0kB global headers:0kB muxing overhead nan%
 }}}

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/845>
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