如何从youtube供稿中提取RTSP链接

Question

Let say we've youtube video id

$vid = "g6Sji2R1kkQ";

then using feeds like

$vfeed="http://gdata.youtube.com/feeds/api/videos/$vid";

or also can use

$vfeed="http://gdata.youtube.com/feeds/api/videos?q=$vid&format=1&alt=json";

both link shows a lot of data such as title,keywords,description ...etc

within that data there is RTSP link (video link for smartphone).

how to parse any of this gdata links to extract the rtsp link

i want to get it for the above id example the rtsp link should be

rtsp://v1.cache2.c.youtube.com/CiILENy73wIaGQlEknVki6OkgxMYDSANFEgGUgZ2aWRlb3MM/0/0/0/video.3gp

any help !

Answer 1

Try Zend GData library

$youtube = new Zend_Gdata_YouTube();

//Grab Video data
$videoEntry = $youtube->getVideoEntry('video_code');

foreach ($videoEntry->mediaGroup->content as $content)
  if ($content->type === "video/3gpp")
    echo 'Mobile RTSP link: ' . $content->url . "<br>";