Code to Fetch Youtube Video's Image (JS)

///
//// functionjo getScreen( url, size )
///{
///alert(url);
//alert(size);
// if(url === null){ return ""; }

// size = (size === null) ? "big" : size;
/ var vid;
// var results;

// results = url.match("[\\?&]v=([^&#]*)");

// vid = ( results === null ) ? url : results[1];

/// if(size == "small"){
/// alert("http://img.youtube.com/vi/"+vid+"/2.jpg");
// return "http://img.youtube.com/vi/"+vid+"/2.jpg";
/// }else {
/// alert("http://img.youtube.com/vi/"+vid+"/0.jpg");
/// return "http://img.youtube.com/vi/"+vid+"/0.jpg";
/// }
// }
//


///// function call /////

////onload="getScreen('http://www.youtube.com/watch?v=-4ce_C2Cako', 'small');"

video conversion codes - through FFMPEG

// system("/usr/bin/ffmpeg -i 1214564751.wmv -r 25 -acodec mp3 -ar 22050 -s 320x240 video.flv");

//system("ffmpeg -i 1214564751.wmv -ar 22050 1111.flv");

//system("/usr/bin/ffmpeg -i videos/12170871531204448905_64.wmv -r 25 -acodec mp3 -ar 22050 -s 320x240 -y videos/testflv.flv");

/* image converter

system("/usr/local/bin/ffmpeg -i lmtttt.flv -vcodec png -vframes 1 -an -f rawvideo -s 320×240 lmmmm.jpg");

*/

// system("/usr/local/bin/ffmpeg -i mobile.avi -r 25 -acodec mp3 -ar 22050 -s 320x240 avijo.flv");

system("/usr/local/bin/ffmpeg -i mobile.avi -ar 22050 avijo1111.flv");

system("/usr/local/bin/ffmpeg -i Penquen.mpg -ar 22050 mpgjo.flv");

system("/usr/local/bin/ffmpeg -i baby_dance.wmv -ar 22050 wmvjo.flv");

//system("/usr/bin/ffmpeg -i clock.avi -r 25 -acodec mp3 -ar 22050 -s 320x240 jo1.flv");

//exec("/usr/bin/ffmpeg -i clock.avi -r 25 -acodec mp3 -ar 22050 -s 320x240 jo2.flv");

//exec("/usr/bin/ffmpeg -i clock.avi -r 25 -acodec mp3 -ar 22050 -s 320x240 jo3.flv");