Opened 8 years ago
Last modified 8 years ago
#6289 open defect
h263: some L263 files decodes with wrong colors
Reported by: | ami_stuff | Owned by: | |
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Priority: | normal | Component: | avcodec |
Version: | git-master | Keywords: | h263 |
Cc: | Blocked By: | ||
Blocking: | Reproduced by developer: | yes | |
Analyzed by developer: | no |
Description
for example this one (decodes ok with lead h263 codec):
https://web.archive.org/web/20060206015400/http://www.leadcodecs.com/Download/H263-Videos.htm
"-vf swapuv" fixes the problem
C:\>ffmpeg -i "C:\WhatBox_H263_720x480_Quality and size equaly Important.avi" out.avi ffmpeg version 3.2.git Copyright (c) 2000-2017 the FFmpeg developers built with gcc 4.6.2 (GCC) configuration: --disable-pthreads --disable-ffprobe --enable-gpl libavutil 55. 48.100 / 55. 48.100 libavcodec 57. 83.100 / 57. 83.100 libavformat 57. 66.104 / 57. 66.104 libavdevice 57. 3.100 / 57. 3.100 libavfilter 6. 76.100 / 6. 76.100 libswscale 4. 3.101 / 4. 3.101 libswresample 2. 4.100 / 2. 4.100 libpostproc 54. 2.100 / 54. 2.100 [avi @ 02383da0] non-interleaved AVI [h263 @ 0238d720] Warning: not compiled with thread support, using thread emulat ion [pcm_s16le @ 0238c4c0] Warning: not compiled with thread support, using thread e mulation Guessed Channel Layout for Input Stream #0.1 : stereo Input #0, avi, from 'C:\WhatBox_H263_720x480_Quality and size equaly Important.a vi': Duration: 00:00:39.17, start: 0.000000, bitrate: 3208 kb/s Stream #0:0: Video: h263 (L263 / 0x3336324C), yuv420p, 720x480 [SAR 12:11 DA R 18:11], 1643 kb/s, 29.97 fps, 29.97 tbr, 29.97 tbn, 29.97 tbc Stream #0:1: Audio: pcm_s16le ([1][0][0][0] / 0x0001), 48000 Hz, stereo, s16 , 1536 kb/s [h263 @ 02770020] Warning: not compiled with thread support, using thread emulat ion [pcm_s16le @ 02771800] Warning: not compiled with thread support, using thread e mulation Stream mapping: Stream #0:0 -> #0:0 (h263 (native) -> mpeg4 (native)) Stream #0:1 -> #0:1 (pcm_s16le (native) -> ac3 (native)) Press [q] to stop, [?] for help [mpeg4 @ 027729c0] Warning: not compiled with thread support, using thread emula tion [ac3 @ 0271ccc0] Warning: not compiled with thread support, using thread emulati on Output #0, avi, to 'out.avi': Metadata: ISFT : Lavf57.66.104 Stream #0:0: Video: mpeg4 (FMP4 / 0x34504D46), yuv420p(progressive), 720x480 [SAR 12:11 DAR 18:11], q=2-31, 200 kb/s, 29.97 fps, 29.97 tbn, 29.97 tbc Metadata: encoder : Lavc57.83.100 mpeg4 Side data: cpb: bitrate max/min/avg: 0/0/200000 buffer size: 0 vbv_delay: -1 Stream #0:1: Audio: ac3 ([0] [0][0] / 0x2000), 48000 Hz, stereo, fltp, 192 k b/s Metadata: encoder : Lavc57.83.100 ac3 frame= 32 fps=0.0 q=22.6 size= 124kB time=00:00:01.10 bitrate= 921.2kbits/ frame= 197 fps=0.0 q=31.0 size= 482kB time=00:00:06.60 bitrate= 597.9kbits/ frame= 372 fps=248 q=31.0 size= 855kB time=00:00:12.44 bitrate= 563.0kbits/ frame= 536 fps=268 q=31.0 size= 1280kB time=00:00:17.91 bitrate= 585.3kbits/ frame= 699 fps=280 q=31.0 size= 1681kB time=00:00:23.39 bitrate= 588.8kbits/ frame= 864 fps=288 q=31.0 size= 2093kB time=00:00:28.89 bitrate= 593.3kbits/ frame= 1034 fps=295 q=31.0 size= 2507kB time=00:00:34.56 bitrate= 594.1kbits/ frame= 1172 fps=302 q=31.0 Lsize= 2821kB time=00:00:39.17 bitrate= 589.9kbits /s speed=10.1x video:1837kB audio:917kB subtitle:0kB other streams:0kB global headers:0kB muxin g overhead: 2.413010%
Attachments (1)
Change History (3)
comment:1 by , 8 years ago
by , 8 years ago
Attachment: | patchswapuv.diff added |
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comment:2 by , 8 years ago
Component: | undetermined → avcodec |
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Keywords: | h263 added |
Reproduced by developer: | set |
Status: | new → open |
Version: | unspecified → git-master |
Attached patch breaks the files attached to ticket #925.
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unrelated: also there are some artefacts for example around 6.3s which are not visible while decoding the file with lead codec