Uses `youtube-dl`__ to fetch information about videos that
can be used to download the video.
+__ http://rg3.github.io/youtube-dl/
+
Usage
=====
-Use ``get.php`` with the ``url`` parameter::
+Use ``info.php`` with the ``url`` parameter::
- http://example.org/get.php?url=http://youtu...
+ http://example.org/info.php?url=http://youtu...
It will return JSON data about the video.
Same format as ``youtube-dl --dump-json`` returns.