Allow for spatial-downsampling without reinitializaing encoder. Change of frame
size will automatically trigger new key frame in codec. This feature is set off
in video engine until we upgrade to a newer version of libvpx.
Review URL: https://webrtc-codereview.appspot.com/427003

git-svn-id: http://webrtc.googlecode.com/svn/trunk@1827 4adac7df-926f-26a2-2b94-8c16560cd09d
2 files changed