Tuesday, March 16, 2010

ffmpeg vextor-linux webcam video4linux2

vector-linux Vector linux = uses * ( LD_PRELOAD=/usr/lib/libv4l/v4l1compat.so ) Vector Linux = and uses * ( -f video4linux2 ) thats video 4 linux TWO Debian uses * ( -f video4linux ) thats video 4 linux ONE. ================ ffmpeg web cam recording vector/linux $ LD_PRELOAD=/usr/lib/libv4l/v4l1compat.so ffmpeg -f oss -i /dev/dsp -acodec mp3 \ -f video4linux2 -s 352x288 -r 30000/1001 -i /dev/video0 \ -qmin 4 -qmax 4 -b 500 \ -aspect 4:3 -f avi -vcodec msmpeg4 -r 30000/1001 -y tvffmpeg--msmpeg-with-mp3sound-q4.avi ============================= It's taking me a while to get use to Vector-Linux. With debian enabling the debian multi media repo made installing video editing software kind of easy. But doing video editing with Vector-Linux takes some work to install KDENLIVE and cinelerra but it can be done. ********************************** video transcoder ffmpeg and video editor kdenlive (build) (ffmpeg) and (kdenlive) for vector-linux to install a custom build of ffmpeg i used LINK: http://connie.slackware.com/~alien/slackbuilds/ffmpeg/build/ heres a how to do it VIDEO. Part 1. Upgrading and packaging ffmpeg from a 3rd party SlackBuild. http://forum.vectorlinux.com/index.php?PHPSESSID=574d0ea2e90d4c6bc3f31a467c59daa6&topic=8608.msg71234#msg71234
direct link @ http://www.opensourcebistro.com/blog1/?p=268 it worked for me BUT i did not follow the TUT letter for letter. * I was not able to get slackbuild to install apps but it did a good job compiling the apps so i let it do that then i ran " make install " ass root. my new ffmpeg worked great but from time to tine updates kind of fouled it up so i reinstall it when that happens. so don't delete the source when your done make a backup and reinstall ffmpeg from that. update do break things from time to time when you install 3rd party apps. *********************************** video editor (cinelarra) verssion (cinelerra-20080527-i686-1as.tgz ) ( 3rd party) (binary) from .... http://repository.slacky.eu/slackware-12.1/multimedia/cinelerra/20080527/ worked ok for me. but i did have to reinstall ffmpeg after installing cinelarra and i was not able to get my web cam to save mpeg file from cinelarra so i save my video as ms-avi's and that worked for me. NOTE recording my webcam from cinelarra the audio was all ways out of sync so thats why i use command line instead. command line apps are a lot more flexible to work with. *********************************** VOIP (skype) When i use Vector_Linux.....@$
LD_PRELOAD=/usr/lib/libv4l/v4l1compat.so skype " was needed for me to get my web cam to work with CAM programs like skype .

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