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restored SSE2 and added AVX optimization of the old haar face detector

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This commit is contained in:
Vadim Pisarevsky
2012-09-04 14:59:38 +04:00
parent dea52eb730
commit 959674618f
2 changed files with 421 additions and 97 deletions
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modules/core/src/system.cpp
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@@ -178,7 +178,7 @@ struct HWFeatures
f.have[CV_CPU_SSE4_1] = (cpuid_data[2] & (1<<19)) != 0;
f.have[CV_CPU_SSE4_2] = (cpuid_data[2] & (1<<20)) != 0;
f.have[CV_CPU_POPCNT] = (cpuid_data[2] & (1<<23)) != 0;
f.have[CV_CPU_AVX] = (cpuid_data[2] & (1<<28)) != 0;
f.have[CV_CPU_AVX] = (((cpuid_data[2] & (1<<28)) != 0)&&((cpuid_data[2] & (1<<27)) != 0));//OS uses XSAVE_XRSTORE and CPU support AVX
}
return f;