加入handbrake的ppa

https://launchpad.net/+help-soyuz/ppa-sources-list.html

https://launchpad.net/~stebbins/+archive/handbrake-releases

http://handbrake.fr/downloads.php

http://blog.leepood.com/production-of-multi-bitrate-the-hls-m3u8-list

root@Ubuntu64:/home/zhangbin/Downloads# sudo add-apt-repository ppa:stebbins/handbrake-releases

You are about to add the following PPA to your system:
 These are the official HandBrake releases for Ubuntu. Official web site http://handbrake.fr/

HandBrake is an open-source, GPL-licensed, multiplatform, multithreaded video transcoder, available for MacOS X, Linux and Windows.
 More info: https://launchpad.net/~stebbins/+archive/handbrake-releases
Press [ENTER] to continue or ctrl-c to cancel adding it

gpg: keyring `/tmp/tmp70bstm/secring.gpg' created
gpg: keyring `/tmp/tmp70bstm/pubring.gpg' created
gpg: requesting key 816950D8 from hkp server keyserver.ubuntu.com
gpg: /tmp/tmp70bstm/trustdb.gpg: trustdb created
gpg: key 816950D8: public key "Launchpad HandBrake Snapshots" imported
gpg: Total number processed: 1
gpg:               imported: 1  (RSA: 1)
OK
root@Ubuntu64:/home/zhangbin/Downloads#