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| author | Manojkumar Bhosale <manojkumar.bhosale@imgtec.com> | 2016-12-07 11:47:15 +0530 |
|---|---|---|
| committer | Manojkumar Bhosale <manojkumar.bhosale@imgtec.com> | 2016-12-07 11:47:15 +0530 |
| commit | 56b5bbb0be6368c50dca5e120a3d72379e1ffbad (patch) | |
| tree | 04c38c0fe937cb822c52e028eda2b7e880585337 /source/scale_argb.cc | |
| parent | 83f460be3324ccd546ca45e6c282e8f201853e54 (diff) | |
| download | libyuv-56b5bbb0be6368c50dca5e120a3d72379e1ffbad.tar.gz | |
Add MSA optimized ARGB scaling functions
R=fbarchard@google.com
BUG=libyuv:634
Performance Gain (vs C vectorized)
ScaleARGBRowDown2_MSA - ~2.6x
ScaleARGBRowDown2Linear_MSA - ~7.9x
ScaleARGBRowDown2Box_MSA - ~3.7x
ScaleARGBRowDownEven_MSA - ~1.2x
ScaleARGBRowDownEvenBox_MSA - ~3.5x
ScaleARGBRowDown2_Any_MSA - ~2.6x
ScaleARGBRowDown2Linear_Any_MSA - ~7.9x
ScaleARGBRowDown2Box_Any_MSA - ~3.6x
ScaleARGBRowDownEven_Any_MSA - ~1.2x
ScaleARGBRowDownEvenBox_Any_MSA - ~3.5x
Performance Gain (vs C non-vectorized)
ScaleARGBRowDown2_MSA - 2.6x
ScaleARGBRowDown2Linear_MSA - 13.5x
ScaleARGBRowDown2Box_MSA - 5.8x
ScaleARGBRowDownEven_MSA - 1.2x
ScaleARGBRowDownEvenBox_MSA - 3.7x
ScaleARGBRowDown2_Any_MSA - 2.6x
ScaleARGBRowDown2Linear_Any_MSA - 13.5x
ScaleARGBRowDown2Box_Any_MSA - 5.3x
ScaleARGBRowDownEven_Any_MSA - 1.2x
ScaleARGBRowDownEvenBox_Any_MSA - 3.7x
Review URL: https://codereview.chromium.org/2527983002 .
Diffstat (limited to 'source/scale_argb.cc')
| -rw-r--r-- | source/scale_argb.cc | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/source/scale_argb.cc b/source/scale_argb.cc index 09c6e0ae..17e61ba7 100644 --- a/source/scale_argb.cc +++ b/source/scale_argb.cc @@ -92,6 +92,22 @@ static void ScaleARGBDown2(int src_width, } } #endif +#if defined(HAS_SCALEARGBROWDOWN2_MSA) + if (TestCpuFlag(kCpuHasMSA)) { + ScaleARGBRowDown2 = + filtering == kFilterNone + ? ScaleARGBRowDown2_Any_MSA + : (filtering == kFilterLinear ? ScaleARGBRowDown2Linear_Any_MSA + : ScaleARGBRowDown2Box_Any_MSA); + if (IS_ALIGNED(dst_width, 4)) { + ScaleARGBRowDown2 = + filtering == kFilterNone + ? ScaleARGBRowDown2_MSA + : (filtering == kFilterLinear ? ScaleARGBRowDown2Linear_MSA + : ScaleARGBRowDown2Box_MSA); + } + } +#endif if (filtering == kFilterLinear) { src_stride = 0; @@ -203,6 +219,16 @@ static void ScaleARGBDownEven(int src_width, } } #endif +#if defined(HAS_SCALEARGBROWDOWNEVEN_MSA) + if (TestCpuFlag(kCpuHasMSA)) { + ScaleARGBRowDownEven = filtering ? ScaleARGBRowDownEvenBox_Any_MSA + : ScaleARGBRowDownEven_Any_MSA; + if (IS_ALIGNED(dst_width, 4)) { + ScaleARGBRowDownEven = + filtering ? ScaleARGBRowDownEvenBox_MSA : ScaleARGBRowDownEven_MSA; + } + } +#endif if (filtering == kFilterLinear) { src_stride = 0; |