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2 Commits

Author SHA1 Message Date
Pascal Massimino
022d2f886c add SSE2 variants for alpha filtering functions 
The 'inverse' variants are harder to parallelize, since
the result of filtering is used for prediction.
The 'direct' way is relatively easier.

The heavy bottleneck left for optimization is still GradientUnfilter()

Change-Id: I358008f492a887e8fff6600cb27857b18dee86e9
 2015-01-29 08:46:22 +01:00
Pascal Massimino
7afdaf8496 Alpha coding: reorganize the filter/unfiltering code 
Move the filtering code to their own dsp/ spot
New function: VP8FiltersInit()

Change-Id: I0b2041eab42346c59b972f2575b05509e6a8f7b1
 2015-01-28 08:02:41 +01:00