[FFmpeg-trac] #8346(undetermined:new): memory leaks in ff_inlink_consume_samples()
FFmpeg
trac at avcodec.org
Wed Oct 30 19:50:02 EET 2019
#8346: memory leaks in ff_inlink_consume_samples()
-------------------------------------+-------------------------------------
Reporter: Suhwan | Type: defect
Status: new | Priority: normal
Component: | Version: git-
undetermined | master
Keywords: | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
-------------------------------------+-------------------------------------
Summary of the bug:
There are memory leaks in ff_inlink_consume_samples()
How to reproduce:
{{{
% ffmpeg_g -t 3 -stream_loop 5 -y -i $PoC1 -i $PoC2 -filter_complex
acrossfade -loglevel 0 -map 0 -aframes 13 tmp.flac
commit 648b422e171d5eab18f6c6fd346e4050d717b936
ffmpeg version N-95601-g648b422e17 Copyright (c) 2000-2019 the FFmpeg
developers
built with clang version 6.0.0-1ubuntu2 (tags/RELEASE_600/final)
configuration: --cc=clang --cxx=clang++ --ld=clang --enable-debug
}}}
Here's Valgrind log
{{{
==45601== HEAP SUMMARY:
==45601== in use at exit: 89,016 bytes in 7 blocks
==45601== total heap usage: 2,133 allocs, 2,126 frees, 12,703,359 bytes
allocated
==45601==
==45601== 88,984 (536 direct, 88,448 indirect) bytes in 1 blocks are
definitely lost in loss record 7 of 7
==45601== at 0xA031E76: memalign (in /usr/lib/valgrind
/vgpreload_memcheck-amd64-linux.so)
==45601== by 0xA031F91: posix_memalign (in /usr/lib/valgrind
/vgpreload_memcheck-amd64-linux.so)
==45601== by 0x59642E9: av_malloc (mem.c:87)
==45601== by 0x59642E9: av_mallocz (mem.c:238)
==45601== by 0x593847D: av_frame_alloc (frame.c:191)
==45601== by 0x64FDA5: ff_frame_pool_get (framepool.c:201)
==45601== by 0x509614: ff_default_get_audio_buffer (audio.c:73)
==45601== by 0x5D120F: take_samples (avfilter.c:1181)
==45601== by 0x5D120F: ff_inlink_consume_samples (avfilter.c:1525)
==45601== by 0x106AC12: activate (af_afade.c:456)
==45601== by 0x5CE4BB: ff_filter_activate (avfilter.c:1442)
==45601== by 0x5F4C6A: push_frame (buffersrc.c:187)
==45601== by 0x5F4C6A: av_buffersrc_close (buffersrc.c:275)
==45601== by 0x4A1541: ifilter_send_eof (ffmpeg.c:2204)
==45601== by 0x4A1541: send_filter_eof (ffmpeg.c:2553)
==45601== by 0x4A1541: process_input_packet (ffmpeg.c:2692)
==45601== by 0x48EED6: transcode (ffmpeg.c:4700)
==45601==
==45601== LEAK SUMMARY:
==45601== definitely lost: 536 bytes in 1 blocks
==45601== indirectly lost: 88,448 bytes in 5 blocks
==45601== possibly lost: 0 bytes in 0 blocks
==45601== still reachable: 32 bytes in 1 blocks
==45601== suppressed: 0 bytes in 0 blocks
==45601== Reachable blocks (those to which a pointer was found) are not
shown.
==45601== To see them, rerun with: --leak-check=full --show-leak-kinds=all
==45601==
==45601== For counts of detected and suppressed errors, rerun with: -v
==45601== ERROR SUMMARY: 1 errors from 1 contexts (suppressed: 0 from 0)
}}}
Please confirm.
Thanks
--
Ticket URL: <https://trac.ffmpeg.org/ticket/8346>
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