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| author | Jim Bankoski <jimbankoski@google.com> | 2016-06-28 07:26:07 -0700 |
|---|---|---|
| committer | James Bankoski <jimbankoski@google.com> | 2016-06-29 17:53:14 +0000 |
| commit | b8f83282f8506ad3d839440341bbe683df7d2cf6 (patch) | |
| tree | fa0097c5a4fd8b53fa39d11c20da05c656eaa535 /third_party/libyuv/source/scale_any.cc | |
| parent | b34705f64ff0bc8facd0fc33fe07bf6def67cb45 (diff) | |
| download | libvpx-b8f83282f8506ad3d839440341bbe683df7d2cf6.tar libvpx-b8f83282f8506ad3d839440341bbe683df7d2cf6.tar.gz libvpx-b8f83282f8506ad3d839440341bbe683df7d2cf6.tar.bz2 libvpx-b8f83282f8506ad3d839440341bbe683df7d2cf6.zip | |
libyuv: update to b8ddb5a2
Fixes color issue when scaling without breaking mingw.
BUG=https://bugs.chromium.org/p/libyuv/issues/detail?id=605
BUG=https://bugs.chromium.org/p/webm/issues/detail?id=1252
Change-Id: I3920c5664def7ae7a23f60fb160d26d23bc86a27
Diffstat (limited to 'third_party/libyuv/source/scale_any.cc')
| -rw-r--r-- | third_party/libyuv/source/scale_any.cc | 35 |
1 files changed, 28 insertions, 7 deletions
diff --git a/third_party/libyuv/source/scale_any.cc b/third_party/libyuv/source/scale_any.cc index 2f6a2c8ba..ed76a9e4c 100644 --- a/third_party/libyuv/source/scale_any.cc +++ b/third_party/libyuv/source/scale_any.cc @@ -55,12 +55,29 @@ CANY(ScaleARGBFilterCols_Any_NEON, ScaleARGBFilterCols_NEON, dst_ptr + n * BPP, r); \ } -#ifdef HAS_SCALEROWDOWN2_SSE2 -SDANY(ScaleRowDown2_Any_SSE2, ScaleRowDown2_SSE2, ScaleRowDown2_C, 2, 1, 15) -SDANY(ScaleRowDown2Linear_Any_SSE2, ScaleRowDown2Linear_SSE2, +// Fixed scale down for odd source width. Used by I420Blend subsampling. +// Since dst_width is (width + 1) / 2, this function scales one less pixel +// and copies the last pixel. +#define SDODD(NAMEANY, SCALEROWDOWN_SIMD, SCALEROWDOWN_C, FACTOR, BPP, MASK) \ + void NAMEANY(const uint8* src_ptr, ptrdiff_t src_stride, \ + uint8* dst_ptr, int dst_width) { \ + int r = (int)((unsigned int)(dst_width - 1) % (MASK + 1)); \ + int n = dst_width - r; \ + if (n > 0) { \ + SCALEROWDOWN_SIMD(src_ptr, src_stride, dst_ptr, n); \ + } \ + SCALEROWDOWN_C(src_ptr + (n * FACTOR) * BPP, src_stride, \ + dst_ptr + n * BPP, r); \ + } + +#ifdef HAS_SCALEROWDOWN2_SSSE3 +SDANY(ScaleRowDown2_Any_SSSE3, ScaleRowDown2_SSSE3, ScaleRowDown2_C, 2, 1, 15) +SDANY(ScaleRowDown2Linear_Any_SSSE3, ScaleRowDown2Linear_SSSE3, ScaleRowDown2Linear_C, 2, 1, 15) -SDANY(ScaleRowDown2Box_Any_SSE2, ScaleRowDown2Box_SSE2, ScaleRowDown2Box_C, +SDANY(ScaleRowDown2Box_Any_SSSE3, ScaleRowDown2Box_SSSE3, ScaleRowDown2Box_C, 2, 1, 15) +SDODD(ScaleRowDown2Box_Odd_SSSE3, ScaleRowDown2Box_SSSE3, + ScaleRowDown2Box_Odd_C, 2, 1, 15) #endif #ifdef HAS_SCALEROWDOWN2_AVX2 SDANY(ScaleRowDown2_Any_AVX2, ScaleRowDown2_AVX2, ScaleRowDown2_C, 2, 1, 31) @@ -68,6 +85,8 @@ SDANY(ScaleRowDown2Linear_Any_AVX2, ScaleRowDown2Linear_AVX2, ScaleRowDown2Linear_C, 2, 1, 31) SDANY(ScaleRowDown2Box_Any_AVX2, ScaleRowDown2Box_AVX2, ScaleRowDown2Box_C, 2, 1, 31) +SDODD(ScaleRowDown2Box_Odd_AVX2, ScaleRowDown2Box_AVX2, ScaleRowDown2Box_Odd_C, + 2, 1, 31) #endif #ifdef HAS_SCALEROWDOWN2_NEON SDANY(ScaleRowDown2_Any_NEON, ScaleRowDown2_NEON, ScaleRowDown2_C, 2, 1, 15) @@ -75,10 +94,12 @@ SDANY(ScaleRowDown2Linear_Any_NEON, ScaleRowDown2Linear_NEON, ScaleRowDown2Linear_C, 2, 1, 15) SDANY(ScaleRowDown2Box_Any_NEON, ScaleRowDown2Box_NEON, ScaleRowDown2Box_C, 2, 1, 15) +SDODD(ScaleRowDown2Box_Odd_NEON, ScaleRowDown2Box_NEON, + ScaleRowDown2Box_Odd_C, 2, 1, 15) #endif -#ifdef HAS_SCALEROWDOWN4_SSE2 -SDANY(ScaleRowDown4_Any_SSE2, ScaleRowDown4_SSE2, ScaleRowDown4_C, 4, 1, 7) -SDANY(ScaleRowDown4Box_Any_SSE2, ScaleRowDown4Box_SSE2, ScaleRowDown4Box_C, +#ifdef HAS_SCALEROWDOWN4_SSSE3 +SDANY(ScaleRowDown4_Any_SSSE3, ScaleRowDown4_SSSE3, ScaleRowDown4_C, 4, 1, 7) +SDANY(ScaleRowDown4Box_Any_SSSE3, ScaleRowDown4Box_SSSE3, ScaleRowDown4Box_C, 4, 1, 7) #endif #ifdef HAS_SCALEROWDOWN4_AVX2 |