[FFmpeg-devel] [PATCH] replace ogg seek function by read_timestamp and generic seek

Rich Felker dalias
Wed Oct 3 21:34:38 CEST 2007


On Wed, Oct 03, 2007 at 06:53:58PM +0200, Reimar D?ffinger wrote:
> Hello,
> On Wed, Oct 03, 2007 at 05:42:36PM +0100, M?ns Rullg?rd wrote:
> > Rich Felker wrote:
> > > Shouldn't the generic binary search code handle using the keyframe
> > > information?
> > 
> > That would of course be reasonable, but I can't see that it's being
> > done.
> 
> Not possible currently since read_timestamp does not report keyflag or
> not nor does it return data (the index-based binary search does it
> though).
> You could hack it by making read_timestamp only report keyframes, but
> that would probably slow down the search unnecessarily.

Umm, just do the binary search as usual, then do a linear search from
that point to look for a keyframe.

Rich




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