#5387 closed defect (fixed)
Artefacts decoding svq3
Reported by: | Carl Eugen Hoyos | Owned by: | |
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Priority: | normal | Component: | avcodec |
Version: | git-master | Keywords: | svq3 |
Cc: | Blocked By: | ||
Blocking: | Reproduced by developer: | no | |
Analyzed by developer: | no |
Description
The sample gt4_tgs2k3.mov in https://samples.libav.org/V-codecs/SVQ3/watermark/ shows artefacts after 13 seconds with FFmpeg, no artefacts with the binary decoder.
$ ffmpeg -nostats -i gt4_tgs2k3.mov -qscale 2 out.avi ffmpeg version N-79158-gd5a3578 Copyright (c) 2000-2016 the FFmpeg developers built with gcc 4.7 (SUSE Linux) configuration: --enable-gpl libavutil 55. 19.100 / 55. 19.100 libavcodec 57. 32.100 / 57. 32.100 libavformat 57. 29.101 / 57. 29.101 libavdevice 57. 0.101 / 57. 0.101 libavfilter 6. 40.102 / 6. 40.102 libswscale 4. 0.100 / 4. 0.100 libswresample 2. 0.101 / 2. 0.101 libpostproc 54. 0.100 / 54. 0.100 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x372f3e0] multiple edit list entries, a/v desync might occur, patch welcome Guessed Channel Layout for Input Stream #0.1 : stereo Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'gt4_tgs2k3.mov': Metadata: creation_time : 2003-09-26 07:47:55 artist : GameSpy.com artist-eng : GameSpy.com copyright : GameSpy Industries copyright-eng : GameSpy Industries Duration: 00:01:03.13, start: 0.000000, bitrate: 4042 kb/s Stream #0:0(eng): Video: svq3 (SVQ3 / 0x33515653), yuvj420p(pc), 640x480, 3667 kb/s, 29.97 fps, 29.97 tbr, 2997 tbn, 2997 tbc (default) Metadata: creation_time : 2003-09-26 07:47:55 handler_name : Apple Alias Data Handler encoder : Sorenson Video 3 Stream #0:1(eng): Audio: adpcm_ima_qt (ima4 / 0x34616D69), 44100 Hz, 2 channels, s16p, 352 kb/s (default) Metadata: creation_time : 2003-09-26 07:47:55 handler_name : Apple Alias Data Handler Stream #0:2(eng): Data: none, 1 kb/s (default) Metadata: creation_time : 2003-09-26 07:47:55 handler_name : Apple Alias Data Handler Please use -q:a or -q:v, -qscale is ambiguous [swscaler @ 0x3768100] deprecated pixel format used, make sure you did set range correctly Output #0, avi, to 'out.avi': Metadata: copyright-eng : GameSpy Industries IART : GameSpy.com artist-eng : GameSpy.com ICOP : GameSpy Industries ISFT : Lavf57.29.101 Stream #0:0(eng): Video: mpeg4 (FMP4 / 0x34504D46), yuv420p, 640x480, q=2-31, 200 kb/s, 29.97 fps, 29.97 tbn, 29.97 tbc (default) Metadata: creation_time : 2003-09-26 07:47:55 handler_name : Apple Alias Data Handler encoder : Lavc57.32.100 mpeg4 Side data: cpb: bitrate max/min/avg: 0/0/200000 buffer size: 0 vbv_delay: -1 Stream #0:1(eng): Audio: ac3 ([0] [0][0] / 0x2000), 44100 Hz, stereo, fltp, 192 kb/s (default) Metadata: creation_time : 2003-09-26 07:47:55 handler_name : Apple Alias Data Handler encoder : Lavc57.32.100 ac3 Stream mapping: Stream #0:0 -> #0:0 (svq3 (native) -> mpeg4 (native)) Stream #0:1 -> #0:1 (adpcm_ima_qt (native) -> ac3 (native)) Press [q] to stop, [?] for help Multiple frames in a packet from stream 1 [svq3 @ 0x374b540] top block unavailable for requested intra mode at 1 0 [svq3 @ 0x374b540] ff_h264_check_intra_pred_mode < 0 [svq3 @ 0x374b540] error while decoding MB 1 0 Error while decoding stream #0:0: Operation not permitted [svq3 @ 0x374b540] error while decoding chroma dc block [svq3 @ 0x374b540] error while decoding MB 0 0 Error while decoding stream #0:0: Operation not permitted [svq3 @ 0x374b540] error while decoding chroma dc block [svq3 @ 0x374b540] error while decoding MB 0 0 Error while decoding stream #0:0: Operation not permitted [svq3 @ 0x374b540] top block unavailable for requested intra mode at 1 0 [svq3 @ 0x374b540] ff_h264_check_intra_pred_mode < 0 [svq3 @ 0x374b540] error while decoding MB 1 0 Error while decoding stream #0:0: Operation not permitted [svq3 @ 0x374b540] luma prediction:184 [svq3 @ 0x374b540] error while decoding MB 1 0 Error while decoding stream #0:0: Operation not permitted [svq3 @ 0x374b540] top block unavailable for requested intra mode at 1 0 [svq3 @ 0x374b540] ff_h264_check_intra_pred_mode < 0 [svq3 @ 0x374b540] error while decoding MB 1 0 Error while decoding stream #0:0: Operation not permitted frame= 1884 fps=329 q=2.0 Lsize= 50455kB time=00:01:03.16 bitrate=6543.9kbits/s speed= 11x video:48880kB audio:1478kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.193616%
Change History (2)
comment:1 by , 2 years ago
Resolution: | → fixed |
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Status: | new → closed |
Version 0, edited 2 years ago by (next)
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Fixed in http://git.videolan.org/?p=ffmpeg.git;a=commit;h=95386b7b65dab6fb72bf76c14470904782642ebc