[FFmpeg-trac] #3193(undetermined:new): swr/aresample: invalid read with MP3
FFmpeg
trac at avcodec.org
Tue Dec 3 08:04:32 CET 2013
#3193: swr/aresample: invalid read with MP3
-------------------------------------+-------------------------------------
Reporter: ubitux | Owner:
Type: defect | Status: new
Priority: normal | Component:
Version: git- | undetermined
master | Keywords: swr
Blocked By: | aresample
Reproduced by developer: 0 | Blocking:
| Analyzed by developer: 0
-------------------------------------+-------------------------------------
{{{
☭ ./ffmpeg -f lavfi -i aevalsrc=0 -t 5 silence.mp3
ffmpeg version N-58723-g0cc5011 Copyright (c) 2000-2013 the FFmpeg
developers
built on Dec 3 2013 07:47:03 with gcc 4.8.2 (GCC)
configuration: --enable-gpl --enable-version3 --enable-fontconfig
--enable-libfreetype --enable-libmp3lame --enable-libvorbis --enable-
libxvid --enable-libx264 --enable-libvpx --enable-libtheora --enable-
x11grab --enable-libopenjpeg --enable-libass --enable-libmodplug --enable-
libv4l2 --cc=colorgcc --samples=/home/ubitux/fate-samples
--prefix=/tmp/ffinstall --disable-runtime-cpudetect --enable-libcelt
--enable-libopencv --enable-frei0r --enable-libcaca --enable-libiec61883
--enable-libopencore-amrwb --enable-libopencore-amrnb --enable-libopus
--enable-libpulse --enable-libspeex --assert-level=2 --enable-libzmq
--enable-libschroedinger
libavutil 52. 56.100 / 52. 56.100
libavcodec 55. 44.100 / 55. 44.100
libavformat 55. 22.100 / 55. 22.100
libavdevice 55. 5.102 / 55. 5.102
libavfilter 3. 91.100 / 3. 91.100
libswscale 2. 5.101 / 2. 5.101
libswresample 0. 17.104 / 0. 17.104
libpostproc 52. 3.100 / 52. 3.100
Input #0, lavfi, from 'aevalsrc=0':
Duration: N/A, start: 0.000000, bitrate: 2822 kb/s
Stream #0:0: Audio: pcm_f64le, 44100 Hz, mono, dbl, 2822 kb/s
Output #0, mp3, to 'silence.mp3':
Metadata:
TSSE : Lavf55.22.100
Stream #0:0: Audio: mp3 (libmp3lame), 44100 Hz, mono, s32p
Stream mapping:
Stream #0:0 -> #0:0 (pcm_f64le -> libmp3lame)
Press [q] to stop, [?] for help
size= 40kB time=00:00:05.01 bitrate= 64.7kbits/s
video:0kB audio:39kB subtitle:0 global headers:0kB muxing overhead
0.562815%
}}}
{{{
☭ valgrind ./ffmpeg_g -i silence.mp3 -ar 8000 -f null -
==1559== Memcheck, a memory error detector
==1559== Copyright (C) 2002-2013, and GNU GPL'd, by Julian Seward et al.
==1559== Using Valgrind-3.9.0 and LibVEX; rerun with -h for copyright info
==1559== Command: ./ffmpeg_g -i silence.mp3 -ar 8000 -f null -
==1559==
ffmpeg version N-58723-g0cc5011 Copyright (c) 2000-2013 the FFmpeg
developers
built on Dec 3 2013 07:47:03 with gcc 4.8.2 (GCC)
configuration: --enable-gpl --enable-version3 --enable-fontconfig
--enable-libfreetype --enable-libmp3lame --enable-libvorbis --enable-
libxvid --enable-libx264 --enable-libvpx --enable-libtheora --enable-
x11grab --enable-libopenjpeg --enable-libass --enable-libmodplug --enable-
libv4l2 --cc=colorgcc --samples=/home/ubitux/fate-samples
--prefix=/tmp/ffinstall --disable-runtime-cpudetect --enable-libcelt
--enable-libopencv --enable-frei0r --enable-libcaca --enable-libiec61883
--enable-libopencore-amrwb --enable-libopencore-amrnb --enable-libopus
--enable-libpulse --enable-libspeex --assert-level=2 --enable-libzmq
--enable-libschroedinger
libavutil 52. 56.100 / 52. 56.100
libavcodec 55. 44.100 / 55. 44.100
libavformat 55. 22.100 / 55. 22.100
libavdevice 55. 5.102 / 55. 5.102
libavfilter 3. 91.100 / 3. 91.100
libswscale 2. 5.101 / 2. 5.101
libswresample 0. 17.104 / 0. 17.104
libpostproc 52. 3.100 / 52. 3.100
Input #0, mp3, from 'silence.mp3':
Metadata:
encoder : Lavf55.22.100
Duration: 00:00:05.04, start: 0.000000, bitrate: 64 kb/s
Stream #0:0: Audio: mp3, 44100 Hz, mono, s16p, 64 kb/s
Output #0, null, to 'pipe:':
Metadata:
encoder : Lavf55.22.100
Stream #0:0: Audio: pcm_s16le, 8000 Hz, mono, s16, 128 kb/s
Stream mapping:
Stream #0:0 -> #0:0 (mp3 -> pcm_s16le)
Press [q] to stop, [?] for help
==1559== Invalid read of size 16
==1559== at 0xB4408D: swri_resample_int16_ssse3
(resample_template.c:122)
==1559== by 0xB446D9: multiple_resample (resample.c:321)
==1559== by 0xB3BBC4: resample (swresample.c:569)
==1559== by 0xB3C83F: swr_convert_internal.part.3 (swresample.c:681)
==1559== by 0xB3D163: swr_convert (swresample.c:769)
==1559== by 0x4EBD8C: filter_frame (af_aresample.c:202)
==1559== by 0x497526: ff_filter_frame_framed (avfilter.c:1072)
==1559== by 0x49968B: ff_filter_frame (avfilter.c:1147)
==1559== by 0x497526: ff_filter_frame_framed (avfilter.c:1072)
==1559== by 0x49968B: ff_filter_frame (avfilter.c:1147)
==1559== by 0x49DE91: request_frame (buffersrc.c:491)
==1559== by 0x49DBF4: av_buffersrc_add_frame_internal (buffersrc.c:170)
==1559== Address 0x1313b772 is 2,290 bytes inside a block of size 2,304
alloc'd
==1559== at 0x4C29D00: memalign (in /usr/lib/valgrind
/vgpreload_memcheck-amd64-linux.so)
==1559== by 0x4C29E17: posix_memalign (in /usr/lib/valgrind
/vgpreload_memcheck-amd64-linux.so)
==1559== by 0xB9E8F9: av_malloc (mem.c:94)
==1559== by 0xB90BA7: av_buffer_alloc (buffer.c:70)
==1559== by 0xB914CB: av_buffer_pool_get (buffer.c:305)
==1559== by 0x962A9E: avcodec_default_get_buffer2 (utils.c:597)
==1559== by 0x96342E: ff_get_buffer (utils.c:933)
==1559== by 0x86F6AA: mp_decode_frame (mpegaudiodec_template.c:1608)
==1559== by 0x86FC2D: decode_frame (mpegaudiodec_template.c:1684)
==1559== by 0x9652BE: avcodec_decode_audio4 (utils.c:2212)
==1559== by 0x4882AA: decode_audio (ffmpeg.c:1554)
==1559== by 0x472A92: main (ffmpeg.c:1905)
==1559==
size=N/A time=00:00:05.04 bitrate=N/A
video:0kB audio:78kB subtitle:0 global headers:0kB muxing overhead
-100.027409%
==1559==
==1559== HEAP SUMMARY:
==1559== in use at exit: 6,169 bytes in 5 blocks
==1559== total heap usage: 4,690 allocs, 4,685 frees, 245,319,293 bytes
allocated
==1559==
==1559== LEAK SUMMARY:
==1559== definitely lost: 6,024 bytes in 1 blocks
==1559== indirectly lost: 0 bytes in 0 blocks
==1559== possibly lost: 0 bytes in 0 blocks
==1559== still reachable: 145 bytes in 4 blocks
==1559== suppressed: 0 bytes in 0 blocks
==1559== Rerun with --leak-check=full to see details of leaked memory
==1559==
==1559== For counts of detected and suppressed errors, rerun with: -v
==1559== ERROR SUMMARY: 64 errors from 1 contexts (suppressed: 2 from 2)
}}}
--
Ticket URL: <https://trac.ffmpeg.org/ticket/3193>
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