[x264-devel] x264: svn commit r279 (fenrir)

Subversion daemon svn at videolan.org
Fri Jul 22 17:48:19 CEST 2005


r279 | fenrir | 2005-07-22 17:48:18 +0200 (Fri, 22 Jul 2005) | 14 lines
Changed paths:
   M /trunk/common/pixel.c
   M /trunk/common/sparc/pixel.asm
   M /trunk/common/sparc/pixel.h

 * pixel.*:

"I have completed additonal SAD implementations (8x16, 16x8 and 16x16)
 using Sparc VIS.  Overall speedup is roughly 90% from straight C.  I'm
 doing development and testing on a Sun Fire V220, with 2 * 1.5ghz
 UltraSPARC-III CPUs.

 I've hand-unrolled each of the loops.  Sun's assembler does not appear
 to have macro functionality built-in and I didn't want to establish an
 external dependancy on m4.  Please let me know if you run into any
 trouble with the patch."

 Patch by Phil Jensen.

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