[vlc-devel] [PATCH] Support H.264 SEI recovery points
jb at videolan.org
Mon Sep 27 11:04:51 CEST 2010
On Sun, Sep 26, 2010 at 01:34:37PM +0200, Steinar H. Gunderson wrote :
> Below is a patch to support H.264 SEI recovery points; ie., points that are
> not keyframes, but that mark “if you decode the next N frames, you will have
> a [perfectly or approximately] valid picture no matter what your starting
> point was”. In particular, this is needed to decode streams encoded with
> Periodic Intra Refresh (e.g. --sout-x264-intra-refresh true), at least if you
> don't see the beginning of the stream, e.g. tuning into a multicast stream.
> This may also help with some kinds of streams from AVCHD cameras that use
> similar techniques.
I hope Laurent or Christophe can review this.
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