[MPlayer-dev-eng] [PATCH] VF Overlay

Reimar Döffinger Reimar.Doeffinger at gmx.de
Sat Aug 8 16:42:55 CEST 2009


On Sat, Aug 08, 2009 at 10:12:43AM -0400, Jason Tackaberry wrote:
> On Sat, 2009-08-08 at 10:02 -0400, Jason Tackaberry wrote:
> > path is well travelled and should be as fast as possible.  I suppose for
> > the sake of just getting it into MPlayer we can worry about this later,
> > quite a bit slower than even copying 3 bytes separately.
> 
> I think a line got eaten somewhere.  I meant to say: I have a feeling
> that the memcpy call is going to be quite a bit slower than copying 3
> bytes separately.

Nah, it will be inlined in all current gcc versions.
Nevertheless, if it is performance-critical, AV_WN32 might be a good
idea, it should be the same as the original code on x86 etc. but
has the advantage of not crashing on e.g. Solaris/SPARC.



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