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2 Commits

Author SHA1 Message Date
DRC
a7c2f97939 AVX2: Avoid expensive AVX-SSE transitions 
Refer to
https://software.intel.com/sites/default/files/m/d/4/1/d/8/11MC12_Avoiding_2BAVX-SSE_2BTransition_2BPenalties_2Brh_2Bfinal.pdf
for more information.  This eliminates all AVX-SSE transitions detected
with the Intel SDE tool.
 2016-07-08 20:10:24 -05:00
DRC
1c8a475cd4 64-bit AVX2 impl. of h2v2 & h2v1 downsampling 2016-05-31 22:56:11 -05:00