Contact: offset@galvanet.com

Goal : Creating a thumbnail for the video
I had problems with some FLV movies

$ ffmpeg -i "../videos/d/a/d/dadbe9c767e505ff5cb8863e11715db9" -t 00:00:00.1 -ss 82 -s 488x366 -f image2  "../public_html/videos/thumbslll/dadbe9c767e505ff5cb8863e11715db9.4.jpg"
FFmpeg version SVN-r11169, Copyright (c) 2000-2007 Fabrice Bellard, et al.
  configuration: --prefix=/usr --enable-libxvid --enable-libvorbis --enable-libtheora --enable-libmp3lame --enable-libfaad --enable-libfaac --enable-liba52 --enable-gpl --enable-libx264
  libavutil version: 49.5.0
  libavcodec version: 51.48.0
  libavformat version: 52.1.0
  built on Dec  5 2007 06:46:28, gcc: 4.1.2 (Gentoo 4.1.2)

Seems stream 0 codec frame rate differs from container frame rate: 1000.00 (1000/1) -> 29.42 (353/12)
Input #0, flv, from '../videos/d/a/d/dadbe9c767e505ff5cb8863e11715db9':
  Duration: 00:14:07.3, start: 0.000000, bitrate: 8 kb/s
    Stream #0.0: Video: flv, yuv420p, 320x240 [PAR 0:1 DAR 0:1], 29.42 tb(r)
    Stream #0.1: Audio: mp3, 22050 Hz, stereo, 8 kb/s
PIX_FMT_YUV420P will be used as an intermediate format for rescaling
Output #0, image2, to '../public_html/videos/thumbslll/dadbe9c767e505ff5cb8863e11715db9.4.jpg':
    Stream #0.0: Video: mjpeg, yuvj420p, 488x366 [PAR 0:1 DAR 0:1], q=2-31, 200 kb/s, 29.42 tb(c)
Stream mapping:
  Stream #0.0 -> #0.0
Press [q] to stop encoding
[flv @ 0x96dec0]Error at MB: 242
[flv @ 0x96dec0]illegal ac vlc code at 4x0
[flv @ 0x96dec0]Error at MB: 4
[flv @ 0x96dec0]illegal ac vlc code at 4x0
[flv @ 0x96dec0]Error at MB: 4
[flv @ 0x96dec0]illegal ac vlc code at 4x0
[flv @ 0x96dec0]Error at MB: 4
[flv @ 0x96dec0]illegal ac vlc code at 4x0
[flv @ 0x96dec0]Error at MB: 4
[flv @ 0x96dec0]illegal ac vlc code at 4x0
[flv @ 0x96dec0]Error at MB: 4
[flv @ 0x96dec0]concealing 300 DC, 300 AC, 300 MV errors
[flv @ 0x789880]skipping flv packet: type 115, size 6912613, flags 0
[flv @ 0x789880]skipping flv packet: type 177, size 7810257, flags 0
[flv @ 0x789880]skipping flv packet: type 13, size 12073734, flags 0
[flv @ 0x789880]skipping flv packet: type 243, size 16243031, flags 0
[flv @ 0x789880]skipping flv packet: type 190, size 9140382, flags 0
frame=    0 fps=  0 q=0.0 Lsize=      -0kB time=10000000000.0 bitrate=  -0.0kbits/s    
video:0kB audio:0kB global headers:0kB muxing overhead -inf%

$ file ../public_html/videos/thumbslll/dadbe9c767e505ff5cb8863e11715db9.4.jpg
../public_html/videos/thumbslll/dadbe9c767e505ff5cb8863e11715db9.4.jpg: cannot open `../public_html/videos/thumbslll/dadbe9c767e505ff5cb8863e11715db9.4.jpg' (No such file or directory)