[FFmpeg-trac] #1692(avfilter:new): Using atempo filter causes segfault
FFmpeg
trac at avcodec.org
Tue Aug 28 11:52:33 CEST 2012
#1692: Using atempo filter causes segfault
------------------------------------+------------------------------------
Reporter: takis | Owner:
Type: defect | Status: new
Priority: normal | Component: avfilter
Version: git-master | Resolution:
Keywords: | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
------------------------------------+------------------------------------
Comment (by takis):
Valgrind shows no errors:
/usr/local/src/ff/ffmpeg.org/tests$ valgrind ../build-gcc/ffmpeg_g -y -i
audiogen.wav -af atempo=0.8 asdfasd.wav
==27154== Memcheck, a memory error detector
==27154== Copyright (C) 2002-2011, and GNU GPL'd, by Julian Seward et al.
==27154== Using Valgrind-3.7.0 and LibVEX; rerun with -h for copyright
info
==27154== Command: ../build-gcc/ffmpeg_g -y -i audiogen.wav -af atempo=0.8
asdfasd.wav
==27154==
ffmpeg version N-43928-g60924df Copyright (c) 2000-2012 the FFmpeg
developers
built on Aug 27 2012 14:19:01 with gcc 4.6 (Ubuntu/Linaro
4.6.3-1ubuntu5)
configuration: --enable-avfilter --enable-frei0r --enable-gpl --enable-
libfaac --enable-libmp3lame --enable-libschroedinger --enable-libspeex
--enable-libtheora --enable-libvorbis --enable-libvpx --enable-libx264
--enable-libxvid --enable-nonfree --enable-pic --enable-pthreads --enable-
shared --enable-version3 --enable-x11grab
libavutil 51. 70.100 / 51. 70.100
libavcodec 54. 54.100 / 54. 54.100
libavformat 54. 25.104 / 54. 25.104
libavdevice 54. 2.100 / 54. 2.100
libavfilter 3. 13.101 / 3. 13.101
libswscale 2. 1.101 / 2. 1.101
libswresample 0. 15.100 / 0. 15.100
libpostproc 52. 0.100 / 52. 0.100
[wav @ 0xd6c1380] max_analyze_duration 5000000 reached at 5015510
Guessed Channel Layout for Input Stream #0.0 : stereo
Input #0, wav, from 'audiogen.wav':
Duration: 00:00:06.00, bitrate: 1411 kb/s
Stream #0:0: Audio: pcm_s16le ([1][0][0][0] / 0x0001), 44100 Hz,
stereo, s16, 1411 kb/s
Output #0, wav, to 'asdfasd.wav':
Metadata:
encoder : Lavf54.25.104
Stream #0:0: Audio: pcm_s16le ([1][0][0][0] / 0x0001), 44100 Hz,
stereo, s16, 1411 kb/s
Stream mapping:
Stream #0:0 -> #0:0 (pcm_s16le -> pcm_s16le)
Press [q] to stop, [?] for help
size= 1291kB time=00:00:07.49 bitrate=1411.2kbits/s
video:0kB audio:1291kB subtitle:0 global headers:0kB muxing overhead
0.003480%
==27154==
==27154== HEAP SUMMARY:
==27154== in use at exit: 0 bytes in 0 blocks
==27154== total heap usage: 4,677 allocs, 4,677 frees, 5,608,663 bytes
allocated
==27154==
==27154== All heap blocks were freed -- no leaks are possible
==27154==
==27154== For counts of detected and suppressed errors, rerun with: -v
==27154== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 2 from 2)
--
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1692#comment:3>
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