[FFmpeg-trac] #1490(undetermined:new): Infinity loop / lock in export image

[FFmpeg]

#1490: Infinity loop / lock in export image
-------------------------------------+-------------------------------------
             Reporter:  klaasdeboer  |                     Type:  defect
               Status:  new          |                 Priority:  normal
            Component:               |                  Version:
  undetermined                       |  unspecified
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 Summary of the bug:
 FFMPEG stays in loop and creates 10000000 jpg files.

 I have had this with several files, I'll include a sample file in this
 post!

 How to reproduce:
 {{{
 /usr/local/bin/ffmpeg -sameq -i /root/sample.avi -vframes 300
 /root/zzzz%03d.jpg

 ffmpeg version N-41291-g02ff89a Copyright (c) 2000-2012 the FFmpeg
 developers
   built on Jun  4 2012 21:54:54 with gcc 4.1.2 20080704 (Red Hat 4.1.2-52)
   configuration: --enable-gpl --enable-libmp3lame --enable-libtheora
 --enable-libvo-aacenc --enable-libvorbis --enable-libvpx --enable-libxvid
 --enable-libfaac --enable-libx264 --enable-version3 --enable-nonfree
   libavutil      51. 56.100 / 51. 56.100
   libavcodec     54. 23.100 / 54. 23.100
   libavformat    54.  6.101 / 54.  6.101
   libavdevice    54.  0.100 / 54.  0.100
   libavfilter     2. 78.100 /  2. 78.100
   libswscale      2.  1.100 /  2.  1.100
   libswresample   0. 15.100 /  0. 15.100
   libpostproc    52.  0.100 / 52.  0.100
 Input #0, matroska,webm, from '/root/sample.avi':
   Metadata:
     creation_time   : 2007-10-25 08:24:40
   Duration: 00:01:02.15, start: 0.000000, bitrate: 98 kb/s
     Stream #0:0(eng): Video: h264 (High), yuv420p, 1280x544, SAR 1:1 DAR
 40:17, 23.98 fps, 23.98 tbr, 1k tbn, 47.95 tbc (default)
     Stream #0:1(eng): Audio: ac3, 48000 Hz, 5.1(side), s16, 640 kb/s
 (default)
     Stream #0:2(eng): Subtitle: text (default)
 [buffer @ 0x1b905160] w:1280 h:544 pixfmt:yuv420p tb:1/1000 sar:1/1
 sws_param:flags=2
 [ffmpeg_buffersink @ 0x1b904dc0] No opaque field provided
 [format @ 0x1b9050c0] auto-inserting filter 'auto-inserted scaler 0'
 between the filter 'Parsed_null_0' and the filter 'format'
 [auto-inserted scaler 0 @ 0x1b8e5600] w:1280 h:544 fmt:yuv420p sar:1/1 ->
 w:1280 h:544 fmt:yuvj420p sar:1/1 flags:0x4
 Output #0, image2, to '/root/zzzz%03d.jpg':
   Metadata:
     creation_time   : 2007-10-25 08:24:40
     encoder         : Lavf54.6.101
     Stream #0:0(eng): Video: mjpeg, yuvj420p, 1280x544 [SAR 1:1 DAR
 40:17], q=2-31, 200 kb/s, 90k tbn, 23.98 tbc (default)
 Stream mapping:
   Stream #0:0 -> #0:0 (h264 -> mjpeg)
 Press [q] to stop, [?] for help
 DTS 18446744073708, next:-708 st:0 invalid dropping
 PTS 18446744073792, next:-708 invalid dropping st:0
 DTS 18446744073750, next:40292 st:0 invalid dropping
 PTS 18446744073750, next:40292 invalid dropping st:0
 DTS 18446744073792, next:81292 st:0 invalid dropping
 PTS 18446744073834, next:81292 invalid dropping st:0
 }}}

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1490>
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