[FFmpeg-devel] [FFmpeg-devel-irc] IRC log for 2010-02-19
Wed Feb 24 19:44:41 CET 2010
On Wed, Feb 24, 2010 at 10:03:08AM -0800, Jason Garrett-Glaser wrote:
> > I tried to switch from 16 -> 8 bit
> > mvd1616 goes from 283cycles -> 292cycles and mvload 108->114cycles
> > mvd88 stays at 354
> > i did not look at the gcc generated asm (did just eat)
> Did you try timing the overall performance? I suspect cache effects
> are more important than the speed of local functions.
benchmarking overall performance is a lot harder, but i will retry
also ive 2 items on my todo that might cut the cache requirement for
this down by more
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
It is not what we do, but why we do it that matters.
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