#4335 closed defect (fixed)
mpeg fifo assert while remuxing
Reported by: | Clément Bœsch | Owned by: | |
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Priority: | important | Component: | avformat |
Version: | git-master | Keywords: | mpegps crash abort |
Cc: | Blocked By: | ||
Blocking: | Reproduced by developer: | yes | |
Analyzed by developer: | no |
Description
Get a long DVD input (might be a bit slow):
% ./ffmpeg -f lavfi -i testsrc=s=pal -t 00:30:00 -target pal-dvd -y test.mpg ffmpeg version N-70272-g3e0ae19 Copyright (c) 2000-2015 the FFmpeg developers built with gcc 4.9.2 (GCC) 20150204 (prerelease) configuration: --prefix=/home/ux/local --enable-gpl --enable-nonfree --enable-libx264 --enable-libfaac --enable-libvorbis --enable-libfontconfig --enable-libfreetype --enable-libass --enable-libmp3lame --samples=/home/ux/fate-samples --assert-level=2 libavutil 54. 19.100 / 54. 19.100 libavcodec 56. 26.100 / 56. 26.100 libavformat 56. 23.105 / 56. 23.105 libavdevice 56. 4.100 / 56. 4.100 libavfilter 5. 11.102 / 5. 11.102 libswscale 3. 1.101 / 3. 1.101 libswresample 1. 1.100 / 1. 1.100 libpostproc 53. 3.100 / 53. 3.100 Input #0, lavfi, from 'testsrc=s=pal': Duration: N/A, start: 0.000000, bitrate: N/A Stream #0:0: Video: rawvideo (RGB[24] / 0x18424752), rgb24, 720x576 [SAR 1:1 DAR 5:4], 25 tbr, 25 tbn, 25 tbc Output #0, dvd, to 'test.mpg': Metadata: encoder : Lavf56.23.105 Stream #0:0: Video: mpeg2video, yuv420p, 720x576 [SAR 1:1 DAR 5:4], q=2-31, 6000 kb/s, 25 fps, 90k tbn, 25 tbc Metadata: encoder : Lavc56.26.100 mpeg2video Stream mapping: Stream #0:0 -> #0:0 (rawvideo (native) -> mpeg2video (native)) Press [q] to stop, [?] for help frame=45000 fps=247 q=2.0 Lsize= 208886kB time=00:29:59.96 bitrate= 950.7kbits/s video:197278kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 5.883934%
Remux it with DVD subs:
% ./ffmpeg -i test.mpg -i gt-en.sub -map 0:1 -map 1:0 -c copy -f mpeg -y /dev/null ffmpeg version N-70272-g3e0ae19 Copyright (c) 2000-2015 the FFmpeg developers built with gcc 4.9.2 (GCC) 20150204 (prerelease) configuration: --prefix=/home/ux/local --enable-gpl --enable-nonfree --enable-libx264 --enable-libfaac --enable-libvorbis --enable-libfontconfig --enable-libfreetype --enable-libass --enable-libmp3lame --samples=/home/ux/fate-samples --assert-level=2 libavutil 54. 19.100 / 54. 19.100 libavcodec 56. 26.100 / 56. 26.100 libavformat 56. 23.105 / 56. 23.105 libavdevice 56. 4.100 / 56. 4.100 libavfilter 5. 11.102 / 5. 11.102 libswscale 3. 1.101 / 3. 1.101 libswresample 1. 1.100 / 1. 1.100 libpostproc 53. 3.100 / 53. 3.100 [NULL @ 0x3202880] start time for stream 0 is not set in estimate_timings_from_pts Input #0, mpeg, from 'test.mpg': Duration: 00:30:00.00, start: 0.540000, bitrate: 950 kb/s Stream #0:0[0x1bf]: Data: dvd_nav_packet Stream #0:1[0x1e0]: Video: mpeg2video (Main), yuv420p(tv), 720x576 [SAR 1:1 DAR 5:4], max. 9000 kb/s, 25 fps, 25 tbr, 90k tbn, 50 tbc Input #1, mpeg, from 'gt-en.sub': Duration: 01:45:07.80, start: 69.600000, bitrate: 5 kb/s Stream #1:0[0x20]: Subtitle: dvd_subtitle Output #0, mpeg, to '/dev/null': Metadata: encoder : Lavf56.23.105 Stream #0:0: Video: mpeg2video, yuv420p, 720x576 [SAR 1:1 DAR 5:4], q=2-31, max. 9000 kb/s, 25 fps, 25 tbr, 90k tbn, 25 tbc Stream #0:1: Subtitle: dvd_subtitle Stream mapping: Stream #0:1 -> #0:0 (copy) Stream #1:0 -> #0:1 (copy) Press [q] to stop, [?] for help Assertion av_fifo_size(stream->fifo) == 0 failed at libavformat/mpegenc.c:1185s/s zsh: abort (core dumped) ./ffmpeg -i test.mpg -i gt-en.sub -map 0:1 -map 1:0 -c copy -f mpeg -y
Sub can be found at http://lucy.pkh.me/samples/gt-en.sub
Change History (2)
comment:1 by , 9 years ago
Reproduced by developer: | set |
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Resolution: | → fixed |
Status: | new → closed |
comment:2 by , 4 years ago
Keywords: | mpegps crash abort added; mpeg dvd dvdsub assert removed |
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Fixed in e72f8ceabde3daa673d7c46bd1d13bf9594e2c40