source/scale_win.cc - Issue 1566303002: Remove use_sysroot=0

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Unified Diff: source/scale_win.cc

Issue 1566303002: Remove use_sysroot=0 (Closed) Base URL: https://chromium.googlesource.com/libyuv/libyuv@master

Patch Set: align stride for fmtb in unittests Created 4 years, 11 months ago

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Index: source/scale_win.cc

diff --git a/source/scale_win.cc b/source/scale_win.cc

index 5ab4fa0ccc2524d78b4a939baa53dce464fe0905..21b1ed923fa65087a0b213337b52dd9d4b049a25 100644

--- a/source/scale_win.cc

+++ b/source/scale_win.cc

@@ -289,7 +289,7 @@ void ScaleRowDown2Box_AVX2(const uint8* src_ptr, ptrdiff_t src_stride,

vpmaddubsw ymm3, ymm3, ymm4

vpaddw ymm0, ymm0, ymm2 // vertical add

vpaddw ymm1, ymm1, ymm3

- vpsrlw ymm0, ymm0, 1

+ vpsrlw ymm0, ymm0, 1 // (x + 2) / 4 = (x / 2 + 1) / 2

vpsrlw ymm1, ymm1, 1

vpavgw ymm0, ymm0, ymm5 // (x + 1) / 2

vpavgw ymm1, ymm1, ymm5

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