http://www.ibiblio.org/joey/videolinux/category/imagemagick/<br><br>this might help.<br><br>you need to compile with imagemagick libs I think....<br><br>imagemagick does all sorts of cool shit.<br><br>and you can quote me on that.<br><br>Laters,<br>Lee<br><br><br><b><i>chris wyllie <cgwyllie@googlemail.com></i></b> wrote:<blockquote class="replbq" style="border-left: 2px solid rgb(16, 16, 255); margin-left: 5px; padding-left: 5px;"> Hi everyone, happy new year :)<br><br>I could do with some help. I'm trying to create a batch processing script to make thumbnails of videos. I want the thumbnails in JPEG format but there's this problem.<br><br>christopher@Madeline [~]$ ffmpeg -i hdmothers.mov -an -ss 3 -vframes 1 -s 150x100 ./testout.jpg<br>FFmpeg version SVN-rUNKNOWN, Copyright (c) 2000-2007 Fabrice Bellard, et al.<br> configuration: --prefix=/usr --libdir=${prefix}/lib --shlibdir=${prefix}/lib --incdir=${prefix}/include/ffmpeg --enable-shared --enable-libmp3lame
--enable-gpl --enable-libfaad --mandir=${prefix}/share/man --enable-libvorbis --enable-pthreads --enable-libfaac --enable-xvid --enable-libdts --enable-amr_nb --enable-amr_wb --enable-pp --enable-libogg --enable-libgsm --enable-x264 --enable-liba52 --enable-libtheora --extra-cflags=-Wall -g -fPIC -DPIC --cc=ccache cc --enable-swscaler <br> libavutil version: 49.4.0<br> libavcodec version: 51.40.2<br> libavformat version: 51.11.0<br> built on Mar 29 2007 11:08:52, gcc: 4.1.2 20061115 (prerelease) (Debian 4.1.1-21)<br>Input #0, mov,mp4,m4a,3gp,3g2,mj2, from ' hdmothers.mov':<br> Duration: 00:04:19.8, start: 0.000000, bitrate: 539 kb/s<br> Stream #0.0(eng): Video: mpeg4, yuv420p, 640x480, 25.00 fps(r)<br> Stream #0.1(eng): Audio: aac, 48000 Hz, stereo<br>Unable for find a suitable output format for './testout.jpg' <br><br><br>The only thing I'm able to create output in is GIF which is far too low a bit thingymajig to be of any use...
Can someone help me get JPEG support working with this?<br><br>Thanks<br> Chris<br> _______________________________________________<br>dundee GNU/Linux Users Group mailing list<br>dundee@lists.lug.org.uk http://dundee.lug.org.uk<br>https://mailman.lug.org.uk/mailman/listinfo/dundee<br>Chat on IRC, #tlug on dundee.lug.org.uk</blockquote><br><p> 
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