[FFmpeg-trac] #1334(undetermined:new): Memleak when reading dvvideo in avi

[FFmpeg]

#1334: Memleak when reading dvvideo in avi
-------------------------------------+-------------------------------------
               Reporter:  cehoyos    |                  Owner:
                   Type:  defect     |                 Status:  new
               Priority:  normal     |              Component:
                Version:  git-       |  undetermined
  master                             |               Keywords:  memleak avi
             Blocked By:             |               Blocking:
Reproduced by developer:  0          |  Analyzed by developer:  0
-------------------------------------+-------------------------------------
 {{{
 $ valgrind --leak-check=full ./ffmpeg_g -i dvmemleak.avi
 ==30795== Memcheck, a memory error detector.
 ==30795== Copyright (C) 2002-2007, and GNU GPL'd, by Julian Seward et al.
 ==30795== Using LibVEX rev 1732, a library for dynamic binary translation.
 ==30795== Copyright (C) 2004-2007, and GNU GPL'd, by OpenWorks LLP.
 ==30795== Using valgrind-3.2.3, a dynamic binary instrumentation
 framework.
 ==30795== Copyright (C) 2000-2007, and GNU GPL'd, by Julian Seward et al.
 ==30795== For more details, rerun with: -v
 ==30795==
 ffmpeg version N-40924-g349c624 Copyright (c) 2000-2012 the FFmpeg
 developers
   built on May 21 2012 10:01:24 with gcc 4.3.2
   configuration: --cc=/usr/local/gcc-4.3.2/bin/gcc --disable-optimizations
   libavutil      51. 53.100 / 51. 53.100
   libavcodec     54. 21.101 / 54. 21.101
   libavformat    54.  5.101 / 54.  5.101
   libavdevice    53.  4.100 / 53.  4.100
   libavfilter     2. 75.100 /  2. 75.100
   libswscale      2.  1.100 /  2.  1.100
   libswresample   0. 15.100 /  0. 15.100
 Guessed Channel Layout for  Input Stream #0.1 : stereo
 Input #0, avi, from 'dvmemleak.avi':
   Duration: 00:01:30.72, start: 0.000000, bitrate: 45 kb/s
     Stream #0:0: Video: dvvideo, yuv411p, 720x480, 28771 kb/s, SAR 8:9 DAR
 4:3, 29.97 tbr, 29.97 tbn, 29.97 tbc
     Stream #0:1: Audio: pcm_s16le, 48000 Hz, stereo, s16, 1536 kb/s
 At least one output file must be specified
 ==30795==
 ==30795== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 3 from 1)
 ==30795== malloc/free: in use at exit: 23,236 bytes in 1 blocks.
 ==30795== malloc/free: 145 allocs, 144 frees, 1,457,436 bytes allocated.
 ==30795== For counts of detected errors, rerun with: -v
 ==30795== searching for pointers to 1 not-freed blocks.
 ==30795== checked 6,294,740 bytes.
 ==30795==
 ==30795== 23,236 bytes in 1 blocks are possibly lost in loss record 1 of 1
 ==30795==    at 0x4021A50: memalign (in
 /usr/lib/valgrind/x86-linux/vgpreload_memcheck.so)
 ==30795==    by 0x4021AAA: posix_memalign (in
 /usr/lib/valgrind/x86-linux/vgpreload_memcheck.so)
 ==30795==    by 0x875B1CE: av_malloc (mem.c:95)
 ==30795==    by 0x875B349: av_mallocz (mem.c:187)
 ==30795==    by 0x81C1963: avformat_new_stream (utils.c:2948)
 ==30795==    by 0x80AF6AD: avi_read_header (avidec.c:454)
 ==30795==    by 0x81B8A84: avformat_open_input (utils.c:642)
 ==30795==    by 0x805A3F4: opt_input_file (ffmpeg.c:4320)
 ==30795==    by 0x80610E0: parse_option (cmdutils.c:305)
 ==30795==    by 0x8061226: parse_options (cmdutils.c:338)
 ==30795==    by 0x8060353: main (ffmpeg.c:5916)
 ==30795==
 ==30795== LEAK SUMMARY:
 ==30795==    definitely lost: 0 bytes in 0 blocks.
 ==30795==      possibly lost: 23,236 bytes in 1 blocks.
 ==30795==    still reachable: 0 bytes in 0 blocks.
 ==30795==         suppressed: 0 bytes in 0 blocks.
 }}}

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Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1334>
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