Displaying 1 result from an estimated 1 matches for "oc_enc_frag_sad".
2010 Jun 29
1
[PATCH]: PPC/Altivec implementations of SAD and SSD
Hi,
This patch adds Altivec-optimized implementations of oc_enc_frag_sad and
oc_enc_frag_ssd. This patch is against the latest svn revision of
theora-ptalarbvorm.
Speeds up encode on a plant stop-motion clip on a 1 GHz PPC 7447 by ~3%,
timewise. Time spent in oc_enc_frag_sad is reduced from 4.2% to 2.3% and
oc_enc_frag_ssd from 1.2% to 1.0%, as reported by Shark.
Cur...