FOURCC addition: added 3IV2, another mpeg4 id. incoming/video_3iv2/video_3iv2.avi
FOURCC addition: added 3IV2, another mpeg4 id. incoming/video_3iv2/video_3iv2.avi

git-svn-id: a4d7c1866f8397a4106e0b57fc4fbf792bbdaaaf@14681 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

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