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Use 64 bit Sum for planar function to remove size limitation

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BUG=302
TESTED=out\release\libyuv_unittest --gtest_filter=*Psnr
R=tpsiaki@google.com

Review URL: https://webrtc-codereview.appspot.com/6499004

git-svn-id: http://libyuv.googlecode.com/svn/trunk@941 16f28f9a-4ce2-e073-06de-1de4eb20be90
This commit is contained in:
fbarchard@google.com 2014-01-02 22:57:06 +00:00
parent 5dba58cb1e
commit 88c0b01cdd
1 changed files with 4 additions and 21 deletions
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@ -151,30 +151,13 @@ uint64 ComputeSumSquareErrorPlane(const uint8* src_a, int stride_a,
// Coalesce rows.
if (stride_a == width &&
stride_b == width) {
return ComputeSumSquareError(src_a, src_b, width * height);
width *= height;
height = 1;
stride_a = stride_b = 0;
}
uint32 (*SumSquareError)(const uint8* src_a, const uint8* src_b, int count) =
SumSquareError_C;
#if defined(HAS_SUMSQUAREERROR_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
SumSquareError = SumSquareError_NEON;
}
#endif
#if defined(HAS_SUMSQUAREERROR_SSE2)
if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(width, 16) &&
IS_ALIGNED(src_a, 16) && IS_ALIGNED(stride_a, 16) &&
IS_ALIGNED(src_b, 16) && IS_ALIGNED(stride_b, 16)) {
SumSquareError = SumSquareError_SSE2;
}
#endif
#if defined(HAS_SUMSQUAREERROR_AVX2)
if (TestCpuFlag(kCpuHasAVX2) && IS_ALIGNED(width, 32)) {
SumSquareError = SumSquareError_AVX2;
}
#endif
uint64 sse = 0;
for (int h = 0; h < height; ++h) {
sse += SumSquareError(src_a, src_b, width);
sse += ComputeSumSquareError(src_a, src_b, width);
src_a += stride_a;
src_b += stride_b;
}