[x264-devel] About error concealment

[Loren Merritt]

On Fri, 21 Aug 2009, æ­¦å~M~Wé¾~Z wrote:

>  I have a question about error concealment. I used x264 to encode a
> video. And in the encoded video, assume there are some consecutive
> frames: I P B b .....
>  If the P or B frame is lost, how to reconstruct(or estimate) the next frames?

If frames are lost, you're screwed. There is no way to reconstruct 
anything worthwhile. If you want an algorithm that may or may not look 
slightly better than discarding everything until the next keyframe, you 
could assume that the lost frames are identical the preceding valid frame.

--Loren Merritt