[XviD-devel] Comparison "old" vs "new" adaptive quant code
Dirk Knop
xvid-devel@xvid.org
Tue, 06 Aug 2002 11:47:31 +0200
Hi,
Christoph Lampert wrote:
>USE_SQUARES simply searched more points in every step (a 3x3 square of 8
>neighbours instead of a diamond with 4 neigbours). So it's slower, but
>also less likely to get trapped in a local minimum. It's save to use
>USE_SQUARES with PMVfast.
>
Thanks for the clear explanation! :)
>Btw. I don't know if it's default, but you can also use ADVANCED_DIAMOND
>instead. That's somehow a more clever way of using diamonds. It could
>be even faster that normal diamond and still give quality similar to
>SQUARES.
>
>
What do you think about that:
Make ADVANCED_DIAMOND default for search precision 5, and use SQUARES
with search precision 6 in VFW?
Koepi