Revert r14404 	Remove another 2 incorrect checks. 	These would ignore fields of different parity. I was wrong, i thought pic_stricture is the current pic structure. But it does not make a difference either way on the reference bitstreams.
Revert r14404
	Remove another 2 incorrect checks.
	These would ignore fields of different parity.
I was wrong, i thought pic_stricture is the current pic structure.
But it does not make a difference either way on the reference bitstreams.


git-svn-id: a4d7c1866f8397a4106e0b57fc4fbf792bbdaaaf@14405 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

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