[FFmpeg-trac] #1133(undetermined:new): aggressive memory leak transcoding Audio: pcm_s16le (sowt / 0x74776F73), 48000 Hz, 2 channels, s16, 1536 kb/s

[FFmpeg]

#1133: aggressive memory leak transcoding Audio: pcm_s16le (sowt / 0x74776F73),
48000 Hz, 2 channels, s16, 1536 kb/s
-------------------------------------+-------------------------------------
             Reporter:  ehsmeng      |                     Type:  defect
               Status:  new          |                 Priority:  important
            Component:               |                  Version:  0.10
  undetermined                       |               Blocked By:
             Keywords:  memory       |  Reproduced by developer:  0
  leak, memleak audio                |
             Blocking:               |
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 Hi,

 If i transcode this file I get a rather aggressive memory leak on ffmpeg
 0.10.3

 Example file memleak_transcoding_audio.mov has been uploaded to
 upload.ffmpeg.org/incoming



 ffmpeg -i memleak_transcoding_audio.mov -y -r 30 -deinterlace -ab 56k -ar
 22050 -ac 1 -s 640x480 -acodec libfaac -vcodec png apa.mov

 top - 21:17:31 up 63 days,  7:24,  2 users,  load average: 0.77, 0.44,
 0.29
 Tasks:  80 total,   2 running,  78 sleeping,   0 stopped,   0 zombie
 Cpu(s): 24.5%us,  0.1%sy,  0.0%ni, 66.4%id,  0.0%wa,  0.0%hi,  0.0%si,
 9.0%st
 Mem:   7860060k total,  2292324k used,  5567736k free,   150696k buffers
 Swap:        0k total,        0k used,        0k free,   711152k cached

   PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+  COMMAND
  2348 root      20   0  964m 879m 3384 R  100 11.5   3:32.70 ffmpeg
     1 root      20   0  8352  700  572 S    0  0.0   1:03.36 init
     2 root      20   0     0    0    0 S    0  0.0   0:00.03 kthreadd
     3 root      RT   0     0    0    0 S    0  0.0   0:08.92 migration/0
     4 root      20   0     0    0    0 S    0  0.0   0:59.81 ksoftirqd/0
     5 root      RT   0     0    0    0 S    0  0.0   0:00.00 watchdog/0
     6 root      RT   0     0    0    0 S    0  0.0   0:07.92 migration/1
     7 root      20   0     0    0    0 S    0  0.0   1:09.40 ksoftirqd/1
     8 root      RT   0     0    0    0 S    0  0.0   0:00.00 watchdog/1
     9 root      20   0     0    0    0 S    0  0.0   0:53.73 events/0

 (executed on an EC2 high cpu instance)



 root at ip-10-101-22-134:~/t# ffmpeg -i memleak_transcoding_audio.mov
 ffmpeg version 0.10.2 Copyright (c) 2000-2012 the FFmpeg developers
   built on Mar 25 2012 19:59:53 with gcc 4.4.5
   configuration: --enable-gpl --enable-libmp3lame --enable-shared
 --enable-nonfree --enable-libx264 --enable-libfaac --enable-filter=movie
 --enable-libvpx --enable-pthreads --enable-libtheora --enable-libvorbis
   libavutil      51. 35.100 / 51. 35.100
   libavcodec     53. 61.100 / 53. 61.100
   libavformat    53. 32.100 / 53. 32.100
   libavdevice    53.  4.100 / 53.  4.100
   libavfilter     2. 61.100 /  2. 61.100
   libswscale      2.  1.100 /  2.  1.100
   libswresample   0.  6.100 /  0.  6.100
   libpostproc    52.  0.100 / 52.  0.100
 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x11603a0] multiple edit list entries, a/v
 desync might occur, patch welcome
 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x11603a0] max_analyze_duration 5000000 reached
 at 5005005
 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'banan.mov':
   Metadata:
     major_brand     : qt
     minor_version   : 512
     compatible_brands: qt
     creation_time   : 2009-03-09 18:50:39
     encoder         : Lavf53.32.100
   Duration: 00:40:37.07, start: 0.000000, bitrate: 35 kb/s
     Stream #0:0(eng): Video: h264 (High 4:2:2) (avc1 / 0x31637661),
 yuv422p, 64x64 [SAR 15:11 DAR 15:11], 4 kb/s, SAR 4:3 DAR 4:3, 29.97 fps,
 29.97 tbr, 2997 tbn, 59.94 tbc
     Metadata:
       creation_time   : 2009-03-09 18:50:39
       handler_name    :
                         DataHandler
     Stream #0:1(eng): Audio: pcm_s16le (sowt / 0x74776F73), 48000 Hz, 2
 channels, s16, 1536 kb/s
     Metadata:
       creation_time   : 2009-03-09 18:50:39
       handler_name    :
                         DataHandler
 At least one output file must be specified


 Thanks,
 Marcus

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1133>
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