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introduce FTransform2 to perform two transforms at a time.

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FTransform goes from ~12.0% to 11.5% total CPU time.

Change-Id: Ibcb23155324f4fd8b235563f80668531c781f624
This commit is contained in:
skal
2015-05-18 21:06:15 -07:00
parent aa6065aedd
commit ac76801159
4 changed files with 185 additions and 119 deletions
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src/dsp/dsp.h
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@ -144,6 +144,7 @@ typedef void (*VP8Fdct)(const uint8_t* src, const uint8_t* ref, int16_t* out);
typedef void (*VP8WHT)(const int16_t* in, int16_t* out);
extern VP8Idct VP8ITransform;
extern VP8Fdct VP8FTransform;
extern VP8Fdct VP8FTransform2; // performs two transforms at a time
extern VP8WHT VP8FTransformWHT;
// Predictions
// *dst is the destination block. *top and *left can be NULL.