# If you'd like to omit non-matching lines from the result; add ';d' to the end of the expression.
sed -E 's/(http:|https:|)\\/\\/(player.|www.)?(vimeo\.com|youtu(be\.com|\.be|be\.googleapis\.com|be\-nocookie\.com))\\/(video\\/|embed\\/|watch\?\S*v=|v\\/)?([A-Za-z0-9._%-]*)(\&\S+)?//g;t' <<< "http://www.youtube.com/watch?v=My2FRPA3Gf8
http://youtu.be/My2FRPA3Gf8
https://youtube.googleapis.com/v/My2FRPA3Gf8
http://www.youtube.com/embed/Ab25nviakcw
http://www.youtube-nocookie.com/v/Ab25nviakcw?version=3&hl=en_US
http://www.youtube.com/watch?feature=player_embedded&v=Ab25nviakcw#
http://vimeo.com/25451551
http://player.vimeo.com/video/25451551
//player.vimeo.com/video/25451551
"
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for SED, please visit: https://www.gnu.org/software/sed/manual/html_node/The-_0022s_0022-Command.html