Justin- Great. which branch will it be against? Evan
On 1/10/07, Justin Wetherell <[EMAIL PROTECTED]> wrote: > With the latest release of mplayer (MPlayer-1.0rc1) there is a new video > filter called "blackframe". Which, as the title might give it away, it can > be run against a previously recorded mpeg and spit out the frames which it > thinks have are atleast 98% black. Mplayer also has a feature (I dont know > if it's new or not) called "edit decision list" which takes in a begin time, > end time, and action (skip or mute). Given these two features, I believe we > should be able to work commerical detection into Freevo in the near future. > I am currently working on a proof of concept at the moment and will release > a patch as soon as possible. > > Example command to find blackframes (it takes about 40 minutes for an hour > show on my cpu): > /usr/local/bin/mencoder -ovc lavc -nosound -vf blackframe > /opt/media/tv/01-08_13_00_Days_of_our_Lives.mpeg -o > /dev/null | grep vf_blackframe > blackframes.txt > > Which produces a file like this: > Pos: 252.6s 7571f ( 7%) 45.33fps Trem: 36min 345mb A-V:0.000 [803:0] > vf_blackframe: 7569, 99%, B (I:7562) > Pos: 252.6s 7572f ( 7%) 45.33fps Trem: 36min 345mb A-V: 0.000 [803:0] > vf_blackframe: 7570, 99%, B (I:7562) > Pos: 252.7s 7573f ( 7%) 45.33fps Trem: 36min 345mb A-V:0.000 [803:0] > vf_blackframe: 7571, 100%, P (I:7562) > > The example edl file should looks like this (0=skip, 1=mute): > 252.6 252.7 0 > > ------------------------------------------------------------------------- > Take Surveys. Earn Cash. Influence the Future of IT > Join SourceForge.net's Techsay panel and you'll get the chance to share your > opinions on IT & business topics through brief surveys - and earn cash > http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV > > _______________________________________________ > Freevo-devel mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/freevo-devel > > > ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys - and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV _______________________________________________ Freevo-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/freevo-devel
