Move setting of key frame flag for intra-only codecs, ignoring key frame  flag of parser for such codecs as intra-only parsers don't set key frame  flag. Corrects lack of key frame marking in mjpeg, possibly others.
Move setting of key frame flag for intra-only codecs, ignoring key frame 
flag of parser for such codecs as intra-only parsers don't set key frame 
flag. Corrects lack of key frame marking in mjpeg, possibly others.

Original thread: Key Frame Marking, Fri, 12 Oct 2007 03:35:57



git-svn-id: a4d7c1866f8397a4106e0b57fc4fbf792bbdaaaf@10850 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

prajnashi/ffmpeg,prajnashi/ffmpeg,prajnashi/ffmpeg,prajnashi/ffmpeg