[FFmpeg-trac] #2924(undetermined:new): ffv1: deadlock with 8 threads

FFmpeg trac at avcodec.org
Sun Sep 1 11:58:31 CEST 2013


#2924: ffv1: deadlock with 8 threads
-------------------------------------+-------------------------------------
               Reporter:  ami_stuff  |                  Owner:
                   Type:  defect     |                 Status:  new
               Priority:  normal     |              Component:
                Version:             |  undetermined
  unspecified                        |               Keywords:
             Blocked By:             |               Blocking:
Reproduced by developer:  0          |  Analyzed by developer:  0
-------------------------------------+-------------------------------------
 http://www.datafilehost.com/d/b7222191

 {{{
 C:\>ffmpeg -threads 8 -i ffv1_dead.avi -f null -
 ffmpeg version N-55934-g8349be8 Copyright (c) 2000-2013 the FFmpeg
 developers
   built on Sep  1 2013 02:24:38 with gcc 4.5.0 (GCC) 20100414 (Fedora
 MinGW 4.5.
 0-1.fc14)
   configuration: --prefix=/var/www/users/research/ffmpeg/snapshots/build
 --arch=
 x86 --target-os=mingw32 --cross-prefix=i686-pc-mingw32- --cc='ccache i686
 -pc-min
 gw32-gcc' --enable-pthreads --enable-memalign-hack --enable-runtime-
 cpudetect --
 enable-cross-compile --enable-static --disable-shared --extra-
 libs='-lws2_32 -lw
 inmm -lpthread' --extra-cflags='--static
 -I/var/www/users/research/ffmpeg/snapsh
 ots/build/include' --extra-ldflags='-static
 -L/var/www/users/research/ffmpeg/sna
 pshots/build/lib' --enable-bzlib --enable-zlib --enable-gpl --enable-
 version3 --
 enable-nonfree --enable-libx264 --enable-libspeex --enable-libtheora
 --enable-li
 bvorbis --enable-libfaac --enable-libxvid --enable-libopencore-amrnb
 --enable-li
 bopencore-amrwb --enable-libmp3lame --enable-libfreetype --enable-libvpx
 --disab
 le-decoder=libvpx
   libavutil      52. 43.100 / 52. 43.100
   libavcodec     55. 29.100 / 55. 29.100
   libavformat    55. 15.100 / 55. 15.100
   libavdevice    55.  3.100 / 55.  3.100
   libavfilter     3. 82.102 /  3. 82.102
   libswscale      2.  5.100 /  2.  5.100
   libswresample   0. 17.103 /  0. 17.103
   libpostproc    52.  3.100 / 52.  3.100
 Input #0, avi, from 'ffv1_dead.avi':
   Metadata:
     encoder         : Lavf55.13.101
   Duration: 00:00:12.64, start: 0.000000, bitrate: 5802 kb/s
     Stream #0:0: Video: ffv1 (FFV1 / 0x31564646), yuv410p, 320x240, 23.97
 tbr, 2
 3.97 tbn, 23.97 tbc
 Output #0, null, to 'pipe:':
   Metadata:
     encoder         : Lavf55.15.100
     Stream #0:0: Video: rawvideo (YUV9 / 0x39565559), yuv410p, 320x240,
 q=2-31,
 200 kb/s, 90k tbn, 23.97 tbc
 Stream mapping:
   Stream #0:0 -> #0:0 (ffv1 -> rawvideo)
 Press [q] to stop, [?] for help
 [ffv1 @ 0x21281a0] Invalid change of global parameters
 [ffv1 @ 0x2128820] Cannot decode non-keyframe without valid keyframe
 [null @ 0x2137aa0] [ffv1 @ 0x2120280] Encoder did not produce proper pts,
 making
  some up.
 Cannot decode non-keyframe without valid keyframe
 [ffv1 @ 0x2120ae0] Cannot decode non-keyframe without valid keyframe
 [ffv1 @ 0x2049360] Cannot decode non-keyframe without valid keyframe
 [ffv1 @ 0x21410e0] Cannot decode non-keyframe without valid keyframe
 [ffv1 @ 0x212e4a0] Error while decoding stream #0:0: Invalid data found
 when pro
 cessing input
 Cannot decode non-keyframe without valid keyframe
 [ffv1 @ 0x2125240] Error while decoding stream #0:0: Invalid data found
 when pro
 cessing input
 Cannot decode non-keyframe without valid keyframe
 Error while decoding stream #0:0: Invalid data found when processing input
     Last message repeated 5 times
 }}}

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/2924>
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