[Mplayer-cvslog] CVS: main/postproc swscale.c,1.62,1.63

[Michael Niedermayer]

Hi

On Wednesday 30 January 2002 21:55, Felix Buenemann wrote:
> On Wednesday, 30. January 2002 16:32, Michael Niedermayer wrote:
> > Log Message:
> > -sws 2 is default now
>
> objection, you know that on PIII 930 on BX @124MHz FSB, GeForce DDR -sws 0
> (FAST_BILINEAR) needs 29% cpu load to decode svcd and scale to 1024x768
> (add always ~55% for blitting in the x11 vo in this res), whereas -sws 1
> BILINEAR need iirc 39% and -sws 2 BICUBIC needs 51%, but they all look the
> same. Yu should really leave it at 0 and let user add sws 2 to config if he
> likes .
great, now we have a problem ;)
i suggest some duel between atmos4 & gabu the winner decides the default sws 
mode ...

>
> Btw. why is -sws 3 wrong parameter, but 4 and 5 ok?
-sws 3 is experimental, it looks worse than 2 and is as slow, so it is wrong 
;)
ill fix that with the next commit of the swscaler

> Btw.2 Nearest Neighbor scaler is about as fast as bilinear in upscaling at
> least :)
yes because it uses the same code, just with different coeffs, its only there 
for fun, noone with a brain would use it, so i didnt write a special 
optimized function for it

Michael