[MPlayer-dev-eng] spp deblocking GREAT optimization !!!

[Attila Kinali]

On Mon, Aug 30, 2004 at 11:53:22AM +0600, Nikolaj Poroshin wrote:
> You can get a 4-6x speedup of the SPP fiter by decomposing vert and
> horiz 1d dct/idct and decimating horizontal ones. This way, number of
> horiz passes will be 4 times for 4 & 5 levels, or 8 times for 6 level
> (which is rather useless, as noted in the original paper) lower.
> Vert passes are more suitable for optimization :)
> 
> Next, you can use implied non-flat treshold with AAN dct w/o scale.
> (BTW, it is an interesing question - which treshold matrix provides
> best psnr?)

Can someone who understands what he means enlighten me ?

				Attila Kinali