part of the 'libavformat/utils.c doxygen documentation' patch by (Daniel Kristjansson: danielk, cat nyu edu)
part of the 'libavformat/utils.c doxygen documentation' patch by (Daniel Kristjansson: danielk, cat nyu edu)


git-svn-id: a4d7c1866f8397a4106e0b57fc4fbf792bbdaaaf@4405 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

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