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4-5% faster encoding using SSE2 for GetResidualCost

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new file: cost_sse2.c

Change-Id: I4896c07f5ff2443ef743f4435fe2758d95a672ed
This commit is contained in:
Pascal Massimino
2015-02-18 09:40:30 +01:00
parent 17e1986214
commit 2a407092ab
7 changed files with 127 additions and 34 deletions
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8
src/dsp/cost.c
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@ -376,11 +376,7 @@ VP8SetResidualCoeffsFunc VP8SetResidualCoeffs;
extern void VP8EncDspCostInitMIPS32(void);
extern void VP8EncDspCostInitMIPSdspR2(void);
#if defined(WEBP_USE_SSE2)
extern void VP8SetResidualCoeffsSSE2(const int16_t* const coeffs,
VP8Residual* const res);
#endif // WEBP_USE_SSE2
extern void VP8EncDspCostInitSSE2(void);
static volatile VP8CPUInfo cost_last_cpuinfo_used =
(VP8CPUInfo)&cost_last_cpuinfo_used;
@ -405,7 +401,7 @@ WEBP_TSAN_IGNORE_FUNCTION void VP8EncDspCostInit(void) {
#endif
#if defined(WEBP_USE_SSE2)
if (VP8GetCPUInfo(kSSE2)) {
VP8SetResidualCoeffs = VP8SetResidualCoeffsSSE2;
VP8EncDspCostInitSSE2();
}
#endif
}