On Tue, 2010-03-16 at 16:51 +0200, Siarhei Siamashka wrote: > > Regarding the alex's branch and performance, I already mentioned that > it was > much slower for over_8888_0565 case in my benchmark when compared > against my > branch on ARM Cortex-A8 (the other cases of scaling are ok). I'm using > the > following test program for benchmarking these optimizations: > http://cgit.freedesktop.org/~siamashka/pixman/commit/?h=test-n-bench&i > d=93ec60149cb3535f70a9e285de0b359ff444f26e > > The test program tries to benchmark scaling of when source and > destination > image sizes are approximately the same (and the performance can be > more or > less directly compared to the simple nonscaled blit). > > The results are (variance is only in the last digit): > > op=3, src_fmt=20028888, dst_fmt=10020565, speed=5.06 MPix/s (1.21 FPS) > vs. > op=3, src_fmt=20028888, dst_fmt=10020565, speed=8.72 MPix/s (2.08 FPS) > > which is quite a lot.
Can you retry with my new branch: http://cgit.freedesktop.org/~alexl/pixman/log/?h=alex-scaler2 -- =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= Alexander Larsson Red Hat, Inc [email protected] [email protected] He's an obese gay werewolf with a winning smile and a way with the ladies. She's a cynical communist vampire with a flame-thrower. They fight crime! _______________________________________________ Pixman mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/pixman
