[MPlayer-dev-eng] swscale question

Michael Niedermayer michaelni at gmx.at
Wed Oct 31 20:37:41 CET 2001


Hi

On Wednesday 31 October 2001 19:31, Nick Kurshev wrote:
...
> > i cant see a difference with -benchmark, did u try it?
>
> First: in this place difference can be very small to find out it without
if u cant measure the difference than it is certainly not worth changeing the 
code

> rdtsc. Second: Your code has a lot such places (copies), isn't?
> Third: As I see - you have P3 which can perform out-of-order execution of
> insn stream (same as PPro).
> But what about Pent-MMX, which doesn't even know about such technologies?
well, if u want to write a pmmx specific version of everything ...

> Anyway - P3 can only perform out-of-order execution up to 3 insns per cpu
> clock. That is too few, imho.

Michael



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