Forum topic: op video + ffmpeg + Camstudio Lossless Codec = no go

ok, but it's pretty long hehe:

export MALLOC_CHECK_=1; time ffmpeg -y -i 'files/videos/original/ExtendingPatterns4.avi' -b 320k -g 0 -s 450x338 -ab 64k -ac 2 -ar 44100 files/videos/temp/12.flv -pass 1 -passlogfile files/videos/temp/2pass.12.log 2>&1 malloc: using debugging hooks FFmpeg version SVN-r14489, Copyright (c) 2000-2008 Fabrice Bellard, et al. configuration: --enable-libmp3lame --enable-libtheora --enable-liba52 --enable-libx264 --enable-libgsm --enable-postproc --enable-libxvid --enable-libfaac --enable-pthreads --enable-libvorbis --enable-libfaad --enable-gpl --enable-x11grab libavutil version: 49.7.0 libavcodec version: 51.62.0 libavformat version: 52.18.0 libavdevice version: 52.0.0 built on Jul 31 2008 11:39:48, gcc: 4.3.1 [NULL @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]frame skip 8 [mpeg4 @ 0xd507e0]frame skip 8 Seems stream 0 codec frame rate differs from container frame rate: 200.00 (200/1) -> 0.08 (1/12) Input #0, avi, from 'files/videos/original/ExtendingPatterns4.avi': Duration: 00:02:42.76, start: 0.000000, bitrate: 1612 kb/s Stream #0.0: Video: mpeg4, yuv420p, 480x360 [PAR 1:1 DAR 4:3], 0.08 tb(r) Stream #0.1: Audio: pcm_s16le, 44100 Hz, stereo, s16, 1411 kb/s Output #0, flv, to 'files/videos/temp/12.flv': Stream #0.0: Video: flv, yuv420p, 450x338 [PAR 1:1 DAR 225:169], q=2-31, 320 kb/s, 0.08 tb(c) Stream #0.1: Audio: libmp3lame, 44100 Hz, stereo, s16, 64 kb/s Stream mapping: Stream #0.0 -> #0.0 Stream #0.1 -> #0.1 Press [q] to stop encoding [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]frame skip 8 [mpeg4 @ 0xd507e0]frame skip 8 [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 2 fps= 0 q=1.6 size= 44kB time=4.39 bitrate= 81.3kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 2 fps= 2 q=1.6 size= 80kB time=8.75 bitrate= 75.1kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 3 fps= 2 q=1.6 size= 123kB time=12.98 bitrate= 77.9kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 3 fps= 1 q=1.6 size= 158kB time=17.08 bitrate= 75.8kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 3 fps= 1 q=1.6 size= 193kB time=21.29 bitrate= 74.4kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 4 fps= 1 q=1.6 size= 242kB time=25.42 bitrate= 78.0kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 4 fps= 1 q=1.6 size= 278kB time=29.68 bitrate= 76.7kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 4 fps= 1 q=1.6 size= 314kB time=33.96 bitrate= 75.7kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 5 fps= 1 q=1.6 size= 373kB time=38.14 bitrate= 80.2kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 5 fps= 1 q=1.6 size= 409kB time=42.34 bitrate= 79.1kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 5 fps= 1 q=1.6 size= 444kB time=46.58 bitrate= 78.2kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 6 fps= 1 q=1.6 size= 506kB time=50.68 bitrate= 81.7kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 6 fps= 1 q=1.6 size= 541kB time=54.88 bitrate= 80.8kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 6 fps= 1 q=1.6 size= 576kB time=58.98 bitrate= 79.9kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 7 fps= 1 q=1.6 size= 640kB time=63.14 bitrate= 83.0kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 7 fps= 1 q=1.6 size= 675kB time=67.37 bitrate= 82.1kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 8 fps= 1 q=1.6 size= 710kB time=71.47 bitrate= 81.3kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 8 fps= 1 q=1.6 size= 777kB time=75.73 bitrate= 84.0kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 8 fps= 1 q=1.6 size= 812kB time=79.94 bitrate= 83.2kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 9 fps= 1 q=1.6 size= 886kB time=84.19 bitrate= 86.2kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 9 fps= 1 q=1.6 size= 921kB time=88.37 bitrate= 85.4kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 9 fps= 1 q=1.6 size= 956kB time=92.58 bitrate= 84.6kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 10 fps= 1 q=1.6 size= 1031kB time=96.65 bitrate= 87.4kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 10 fps= 1 q=1.6 size= 1066kB time=100.83 bitrate= 86.6kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 10 fps= 1 q=1.6 size= 1102kB time=105.06 bitrate= 85.9kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 11 fps= 1 q=1.6 size= 1180kB time=109.19 bitrate= 88.5kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 11 fps= 1 q=1.6 size= 1215kB time=113.32 bitrate= 87.8kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 11 fps= 1 q=1.6 size= 1250kB time=117.47 bitrate= 87.2kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 12 fps= 1 q=1.6 size= 1330kB time=121.60 bitrate= 89.6kbits/s frame= 12 fps= 1 q=1.6 size= 1365kB time=125.78 bitrate= 88.9kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 12 fps= 1 q=1.6 size= 1399kB time=129.88 bitrate= 88.3kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 13 fps= 1 q=1.6 size= 1484kB time=134.01 bitrate= 90.7kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 13 fps= 1 q=1.6 size= 1519kB time=138.19 bitrate= 90.1kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 13 fps= 1 q=1.6 size= 1554kB time=142.37 bitrate= 89.4kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 14 fps= 1 q=1.6 size= 1635kB time=146.50 bitrate= 91.4kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 14 fps= 1 q=1.6 size= 1669kB time=150.60 bitrate= 90.8kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 14 fps= 1 q=1.6 size= 1705kB time=154.88 bitrate= 90.2kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 15 fps= 1 q=1.6 size= 1788kB time=159.01 bitrate= 92.1kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 15 fps= 1 q=1.6 Lsize= 1865kB time=162.77 bitrate= 93.9kbits/s video:496kB audio:1272kB global headers:0kB muxing overhead 5.536161% export MALLOC_CHECK_=1; time ffmpeg -y -i 'files/videos/original/ExtendingPatterns4.avi' -b 320k -g 0 -s 450x338 -ab 64k -ac 2 -ar 44100 files/videos/temp/12.flv -pass 2 -passlogfile files/videos/temp/2pass.12.log 2>&1 malloc: using debugging hooks FFmpeg version SVN-r14489, Copyright (c) 2000-2008 Fabrice Bellard, et al. configuration: --enable-libmp3lame --enable-libtheora --enable-liba52 --enable-libx264 --enable-libgsm --enable-postproc --enable-libxvid --enable-libfaac --enable-pthreads --enable-libvorbis --enable-libfaad --enable-gpl --enable-x11grab libavutil version: 49.7.0 libavcodec version: 51.62.0 libavformat version: 52.18.0 libavdevice version: 52.0.0 built on Jul 31 2008 11:39:48, gcc: 4.3.1 [NULL @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]frame skip 8 [mpeg4 @ 0xd507e0]frame skip 8 Seems stream 0 codec frame rate differs from container frame rate: 200.00 (200/1) -> 0.08 (1/12) Input #0, avi, from 'files/videos/original/ExtendingPatterns4.avi': Duration: 00:02:42.76, start: 0.000000, bitrate: 1612 kb/s Stream #0.0: Video: mpeg4, yuv420p, 480x360 [PAR 1:1 DAR 4:3], 0.08 tb(r) Stream #0.1: Audio: pcm_s16le, 44100 Hz, stereo, s16, 1411 kb/s Output #0, flv, to 'files/videos/temp/12.flv': Stream #0.0: Video: flv, yuv420p, 450x338 [PAR 1:1 DAR 225:169], q=2-31, 320 kb/s, 0.08 tb(c) Stream #0.1: Audio: libmp3lame, 44100 Hz, stereo, s16, 64 kb/s Stream mapping: Stream #0.0 -> #0.0 Stream #0.1 -> #0.1 Press [q] to stop encoding [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]frame skip 8 [mpeg4 @ 0xd507e0]frame skip 8 [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 2 fps= 0 q=1.6 size= 43kB time=4.34 bitrate= 81.5kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 2 fps= 2 q=1.6 size= 80kB time=8.67 bitrate= 75.2kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 3 fps= 2 q=1.6 size= 123kB time=12.88 bitrate= 78.0kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 3 fps= 1 q=1.6 size= 157kB time=17.01 bitrate= 75.8kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 3 fps= 1 q=1.6 size= 192kB time=21.18 bitrate= 74.4kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 4 fps= 1 q=1.6 size= 241kB time=25.29 bitrate= 78.0kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 4 fps= 1 q=1.6 size= 276kB time=29.52 bitrate= 76.7kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 4 fps= 1 q=1.6 size= 312kB time=33.78 bitrate= 75.7kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 5 fps= 1 q=1.6 size= 372kB time=37.93 bitrate= 80.3kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 5 fps= 1 q=1.6 size= 407kB time=42.11 bitrate= 79.1kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 5 fps= 1 q=1.6 size= 442kB time=46.34 bitrate= 78.2kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 6 fps= 1 q=1.6 size= 504kB time=50.44 bitrate= 81.8kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 6 fps= 1 q=1.6 size= 539kB time=54.62 bitrate= 80.8kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 6 fps= 1 q=1.6 size= 574kB time=58.78 bitrate= 80.0kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 7 fps= 1 q=1.6 size= 637kB time=62.88 bitrate= 83.0kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 7 fps= 1 q=1.6 size= 672kB time=67.06 bitrate= 82.2kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 7 fps= 1 q=1.6 size= 708kB time=71.26 bitrate= 81.4kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 8 fps= 1 q=1.6 size= 774kB time=75.39 bitrate= 84.1kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 8 fps= 1 q=1.6 size= 809kB time=79.59 bitrate= 83.3kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 9 fps= 1 q=1.6 size= 844kB time=83.78 bitrate= 82.6kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 9 fps= 1 q=1.6 size= 917kB time=87.95 bitrate= 85.4kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 9 fps= 1 q=1.6 size= 952kB time=92.11 bitrate= 84.7kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 10 fps= 1 q=1.6 size= 1027kB time=96.18 bitrate= 87.5kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 10 fps= 1 q=1.6 size= 1062kB time=100.39 bitrate= 86.7kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 10 fps= 1 q=1.6 size= 1097kB time=104.57 bitrate= 86.0kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 11 fps= 1 q=1.6 size= 1176kB time=108.64 bitrate= 88.6kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 11 fps= 1 q=1.6 size= 1210kB time=112.80 bitrate= 87.9kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 11 fps= 1 q=1.6 size= 1245kB time=116.90 bitrate= 87.2kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 12 fps= 1 q=1.6 size= 1325kB time=121.08 bitrate= 89.7kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 12 fps= 1 q=1.6 size= 1360kB time=125.18 bitrate= 89.0kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 12 fps= 1 q=1.6 size= 1394kB time=129.28 bitrate= 88.4kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 13 fps= 1 q=1.6 size= 1479kB time=133.38 bitrate= 90.8kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 13 fps= 1 q=1.6 size= 1514kB time=137.56 bitrate= 90.1kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 13 fps= 1 q=1.6 size= 1548kB time=141.69 bitrate= 89.5kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 14 fps= 1 q=1.6 size= 1628kB time=145.74 bitrate= 91.5kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 14 fps= 1 q=1.6 size= 1662kB time=149.81 bitrate= 90.9kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 14 fps= 1 q=1.6 size= 1698kB time=154.07 bitrate= 90.3kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 15 fps= 1 q=1.6 size= 1781kB time=158.22 bitrate= 92.2kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 15 fps= 1 q=1.6 size= 1816kB time=162.30 bitrate= 91.6kbits/s frame= 15 fps= 1 q=1.6 Lsize= 1865kB time=162.77 bitrate= 93.9kbits/s video:496kB audio:1272kB global headers:0kB muxing overhead 5.536161% export MALLOC_CHECK_=1; time ffmpeg -y -i 'files/videos/original/ExtendingPatterns4.avi' -vcodec png -vframes 1 -f rawvideo -an files/videos/temp/12_raw_image_1.png 2>&1 malloc: using debugging hooks FFmpeg version SVN-r14489, Copyright (c) 2000-2008 Fabrice Bellard, et al. configuration: --enable-libmp3lame --enable-libtheora --enable-liba52 --enable-libx264 --enable-libgsm --enable-postproc --enable-libxvid --enable-libfaac --enable-pthreads --enable-libvorbis --enable-libfaad --enable-gpl --enable-x11grab libavutil version: 49.7.0 libavcodec version: 51.62.0 libavformat version: 52.18.0 libavdevice version: 52.0.0 built on Jul 31 2008 11:39:48, gcc: 4.3.1 [NULL @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]frame skip 8 [mpeg4 @ 0xd507e0]frame skip 8 Seems stream 0 codec frame rate differs from container frame rate: 200.00 (200/1) -> 0.08 (1/12) Input #0, avi, from 'files/videos/original/ExtendingPatterns4.avi': Duration: 00:02:42.76, start: 0.000000, bitrate: 1612 kb/s Stream #0.0: Video: mpeg4, yuv420p, 480x360 [PAR 1:1 DAR 4:3], 0.08 tb(r) Stream #0.1: Audio: pcm_s16le, 44100 Hz, stereo, s16, 1411 kb/s Output #0, rawvideo, to 'files/videos/temp/12_raw_image_1.png': Stream #0.0: Video: png, rgb24, 480x360 [PAR 1:1 DAR 4:3], q=2-31, 200 kb/s, 0.08 tb(c) Stream mapping: Stream #0.0 -> #0.0 Press [q] to stop encoding [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]frame skip 8 [mpeg4 @ 0xd507e0]frame skip 8 frame= 1 fps= 0 q=0.0 Lsize= 8kB time=12.00 bitrate= 5.2kbits/s video:8kB audio:0kB global headers:0kB muxing overhead 0.000000% export MALLOC_CHECK_=1; time ffmpeg -y -i 'files/videos/original/ExtendingPatterns4.avi' -ss 54.2533333333 -vcodec png -vframes 1 -f rawvideo -an files/videos/temp/12_raw_image_2.png 2>&1 malloc: using debugging hooks FFmpeg version SVN-r14489, Copyright (c) 2000-2008 Fabrice Bellard, et al. configuration: --enable-libmp3lame --enable-libtheora --enable-liba52 --enable-libx264 --enable-libgsm --enable-postproc --enable-libxvid --enable-libfaac --enable-pthreads --enable-libvorbis --enable-libfaad --enable-gpl --enable-x11grab libavutil version: 49.7.0 libavcodec version: 51.62.0 libavformat version: 52.18.0 libavdevice version: 52.0.0 built on Jul 31 2008 11:39:48, gcc: 4.3.1 [NULL @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]frame skip 8 [mpeg4 @ 0xd507e0]frame skip 8 Seems stream 0 codec frame rate differs from container frame rate: 200.00 (200/1) -> 0.08 (1/12) Input #0, avi, from 'files/videos/original/ExtendingPatterns4.avi': Duration: 00:02:42.76, start: 0.000000, bitrate: 1612 kb/s Stream #0.0: Video: mpeg4, yuv420p, 480x360 [PAR 1:1 DAR 4:3], 0.08 tb(r) Stream #0.1: Audio: pcm_s16le, 44100 Hz, stereo, s16, 1411 kb/s Output #0, rawvideo, to 'files/videos/temp/12_raw_image_2.png': Stream #0.0: Video: png, rgb24, 480x360 [PAR 1:1 DAR 4:3], q=2-31, 200 kb/s, 0.08 tb(c) Stream mapping: Stream #0.0 -> #0.0 Press [q] to stop encoding [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]frame skip 8 [mpeg4 @ 0xd507e0]frame skip 8 [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 0 fps= 0 q=0.0 size= 0kB time=10000000000.00 bitrate= 0.0kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 0 fps= 0 q=0.0 size= 0kB time=10000000000.00 bitrate= 0.0kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 0 fps= 0 q=0.0 size= 0kB time=10000000000.00 bitrate= 0.0kbits/s [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected [mpeg4 @ 0xd507e0]Invalid and inefficient vfw-avi packed B frames detected frame= 1 fps= 1 q=0.0 Lsize= 48kB time=12.00 bitrate= 32.6kbits/s video:48kB audio:0kB global headers:0kB muxing overhead 0.000000%

just tried, got this:
Transcoding failed. Please try another video.