draw: tweak the YCbCr to RGBA conversion formula.
This is the golang.org/x equivalent of the golang.org/cl/12220 change to the standard library. Change-Id: I220d1398902dec374472ef5b08db8501607cc971 Reviewed-on: https://go-review.googlesource.com/12222 Reviewed-by: Rob Pike <r@golang.org>
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@ -804,7 +804,7 @@ func cOffset(x, y, sratio string) string {
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func ycbcrToRGB(lhs, tmp string) string {
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func ycbcrToRGB(lhs, tmp string) string {
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s := `
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s := `
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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$yy1 := int(src.Y[$i])<<16 + 1<<15
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$yy1 := int(src.Y[$i]) * 0x10100
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$cb1 := int(src.Cb[$j]) - 128
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$cb1 := int(src.Cb[$j]) - 128
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$cr1 := int(src.Cr[$j]) - 128
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$cr1 := int(src.Cr[$j]) - 128
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$r@ := ($yy1 + 91881*$cr1) >> 8
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$r@ := ($yy1 + 91881*$cr1) >> 8
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96
draw/impl.go
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@ -327,7 +327,7 @@ func (nnInterpolator) scale_RGBA_YCbCr444_Src(dst *image.RGBA, dr, adr image.Rec
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pj := (sr.Min.Y+int(sy)-src.Rect.Min.Y)*src.CStride + (sr.Min.X + int(sx) - src.Rect.Min.X)
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pj := (sr.Min.Y+int(sy)-src.Rect.Min.Y)*src.CStride + (sr.Min.X + int(sx) - src.Rect.Min.X)
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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pyy1 := int(src.Y[pi])<<16 + 1<<15
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pyy1 := int(src.Y[pi]) * 0x10100
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pcb1 := int(src.Cb[pj]) - 128
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pcb1 := int(src.Cb[pj]) - 128
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pcr1 := int(src.Cr[pj]) - 128
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pcr1 := int(src.Cr[pj]) - 128
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pr := (pyy1 + 91881*pcr1) >> 8
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pr := (pyy1 + 91881*pcr1) >> 8
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@ -370,7 +370,7 @@ func (nnInterpolator) scale_RGBA_YCbCr422_Src(dst *image.RGBA, dr, adr image.Rec
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pj := (sr.Min.Y+int(sy)-src.Rect.Min.Y)*src.CStride + ((sr.Min.X+int(sx))/2 - src.Rect.Min.X/2)
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pj := (sr.Min.Y+int(sy)-src.Rect.Min.Y)*src.CStride + ((sr.Min.X+int(sx))/2 - src.Rect.Min.X/2)
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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pyy1 := int(src.Y[pi])<<16 + 1<<15
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pyy1 := int(src.Y[pi]) * 0x10100
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pcb1 := int(src.Cb[pj]) - 128
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pcb1 := int(src.Cb[pj]) - 128
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pcr1 := int(src.Cr[pj]) - 128
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pcr1 := int(src.Cr[pj]) - 128
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pr := (pyy1 + 91881*pcr1) >> 8
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pr := (pyy1 + 91881*pcr1) >> 8
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@ -413,7 +413,7 @@ func (nnInterpolator) scale_RGBA_YCbCr420_Src(dst *image.RGBA, dr, adr image.Rec
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pj := ((sr.Min.Y+int(sy))/2-src.Rect.Min.Y/2)*src.CStride + ((sr.Min.X+int(sx))/2 - src.Rect.Min.X/2)
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pj := ((sr.Min.Y+int(sy))/2-src.Rect.Min.Y/2)*src.CStride + ((sr.Min.X+int(sx))/2 - src.Rect.Min.X/2)
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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pyy1 := int(src.Y[pi])<<16 + 1<<15
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pyy1 := int(src.Y[pi]) * 0x10100
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pcb1 := int(src.Cb[pj]) - 128
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pcb1 := int(src.Cb[pj]) - 128
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pcr1 := int(src.Cr[pj]) - 128
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pcr1 := int(src.Cr[pj]) - 128
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pr := (pyy1 + 91881*pcr1) >> 8
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pr := (pyy1 + 91881*pcr1) >> 8
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@ -456,7 +456,7 @@ func (nnInterpolator) scale_RGBA_YCbCr440_Src(dst *image.RGBA, dr, adr image.Rec
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pj := ((sr.Min.Y+int(sy))/2-src.Rect.Min.Y/2)*src.CStride + (sr.Min.X + int(sx) - src.Rect.Min.X)
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pj := ((sr.Min.Y+int(sy))/2-src.Rect.Min.Y/2)*src.CStride + (sr.Min.X + int(sx) - src.Rect.Min.X)
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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pyy1 := int(src.Y[pi])<<16 + 1<<15
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pyy1 := int(src.Y[pi]) * 0x10100
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pcb1 := int(src.Cb[pj]) - 128
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pcb1 := int(src.Cb[pj]) - 128
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pcr1 := int(src.Cr[pj]) - 128
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pcr1 := int(src.Cr[pj]) - 128
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pr := (pyy1 + 91881*pcr1) >> 8
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pr := (pyy1 + 91881*pcr1) >> 8
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@ -743,7 +743,7 @@ func (nnInterpolator) transform_RGBA_YCbCr444_Src(dst *image.RGBA, dr, adr image
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pj := (sy0-src.Rect.Min.Y)*src.CStride + (sx0 - src.Rect.Min.X)
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pj := (sy0-src.Rect.Min.Y)*src.CStride + (sx0 - src.Rect.Min.X)
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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pyy1 := int(src.Y[pi])<<16 + 1<<15
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pyy1 := int(src.Y[pi]) * 0x10100
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pcb1 := int(src.Cb[pj]) - 128
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pcb1 := int(src.Cb[pj]) - 128
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pcr1 := int(src.Cr[pj]) - 128
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pcr1 := int(src.Cr[pj]) - 128
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pr := (pyy1 + 91881*pcr1) >> 8
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pr := (pyy1 + 91881*pcr1) >> 8
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@ -787,7 +787,7 @@ func (nnInterpolator) transform_RGBA_YCbCr422_Src(dst *image.RGBA, dr, adr image
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pj := (sy0-src.Rect.Min.Y)*src.CStride + ((sx0)/2 - src.Rect.Min.X/2)
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pj := (sy0-src.Rect.Min.Y)*src.CStride + ((sx0)/2 - src.Rect.Min.X/2)
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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pyy1 := int(src.Y[pi])<<16 + 1<<15
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pyy1 := int(src.Y[pi]) * 0x10100
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pcb1 := int(src.Cb[pj]) - 128
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pcb1 := int(src.Cb[pj]) - 128
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pcr1 := int(src.Cr[pj]) - 128
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pcr1 := int(src.Cr[pj]) - 128
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pr := (pyy1 + 91881*pcr1) >> 8
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pr := (pyy1 + 91881*pcr1) >> 8
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@ -831,7 +831,7 @@ func (nnInterpolator) transform_RGBA_YCbCr420_Src(dst *image.RGBA, dr, adr image
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pj := ((sy0)/2-src.Rect.Min.Y/2)*src.CStride + ((sx0)/2 - src.Rect.Min.X/2)
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pj := ((sy0)/2-src.Rect.Min.Y/2)*src.CStride + ((sx0)/2 - src.Rect.Min.X/2)
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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pyy1 := int(src.Y[pi])<<16 + 1<<15
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pyy1 := int(src.Y[pi]) * 0x10100
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pcb1 := int(src.Cb[pj]) - 128
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pcb1 := int(src.Cb[pj]) - 128
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pcr1 := int(src.Cr[pj]) - 128
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pcr1 := int(src.Cr[pj]) - 128
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pr := (pyy1 + 91881*pcr1) >> 8
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pr := (pyy1 + 91881*pcr1) >> 8
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@ -875,7 +875,7 @@ func (nnInterpolator) transform_RGBA_YCbCr440_Src(dst *image.RGBA, dr, adr image
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pj := ((sy0)/2-src.Rect.Min.Y/2)*src.CStride + (sx0 - src.Rect.Min.X)
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pj := ((sy0)/2-src.Rect.Min.Y/2)*src.CStride + (sx0 - src.Rect.Min.X)
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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pyy1 := int(src.Y[pi])<<16 + 1<<15
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pyy1 := int(src.Y[pi]) * 0x10100
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pcb1 := int(src.Cb[pj]) - 128
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pcb1 := int(src.Cb[pj]) - 128
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pcr1 := int(src.Cr[pj]) - 128
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pcr1 := int(src.Cr[pj]) - 128
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pr := (pyy1 + 91881*pcr1) >> 8
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pr := (pyy1 + 91881*pcr1) >> 8
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@ -1724,7 +1724,7 @@ func (ablInterpolator) scale_RGBA_YCbCr444_Src(dst *image.RGBA, dr, adr image.Re
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s00j := (sr.Min.Y+int(sy0)-src.Rect.Min.Y)*src.CStride + (sr.Min.X + int(sx0) - src.Rect.Min.X)
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s00j := (sr.Min.Y+int(sy0)-src.Rect.Min.Y)*src.CStride + (sr.Min.X + int(sx0) - src.Rect.Min.X)
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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s00yy1 := int(src.Y[s00i])<<16 + 1<<15
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s00yy1 := int(src.Y[s00i]) * 0x10100
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s00cb1 := int(src.Cb[s00j]) - 128
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s00cb1 := int(src.Cb[s00j]) - 128
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s00cr1 := int(src.Cr[s00j]) - 128
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s00cr1 := int(src.Cr[s00j]) - 128
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s00ru := (s00yy1 + 91881*s00cr1) >> 8
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s00ru := (s00yy1 + 91881*s00cr1) >> 8
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@ -1753,7 +1753,7 @@ func (ablInterpolator) scale_RGBA_YCbCr444_Src(dst *image.RGBA, dr, adr image.Re
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s10j := (sr.Min.Y+int(sy0)-src.Rect.Min.Y)*src.CStride + (sr.Min.X + int(sx1) - src.Rect.Min.X)
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s10j := (sr.Min.Y+int(sy0)-src.Rect.Min.Y)*src.CStride + (sr.Min.X + int(sx1) - src.Rect.Min.X)
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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s10yy1 := int(src.Y[s10i])<<16 + 1<<15
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s10yy1 := int(src.Y[s10i]) * 0x10100
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s10cb1 := int(src.Cb[s10j]) - 128
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s10cb1 := int(src.Cb[s10j]) - 128
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s10cr1 := int(src.Cr[s10j]) - 128
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s10cr1 := int(src.Cr[s10j]) - 128
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s10ru := (s10yy1 + 91881*s10cr1) >> 8
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s10ru := (s10yy1 + 91881*s10cr1) >> 8
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@ -1785,7 +1785,7 @@ func (ablInterpolator) scale_RGBA_YCbCr444_Src(dst *image.RGBA, dr, adr image.Re
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s01j := (sr.Min.Y+int(sy1)-src.Rect.Min.Y)*src.CStride + (sr.Min.X + int(sx0) - src.Rect.Min.X)
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s01j := (sr.Min.Y+int(sy1)-src.Rect.Min.Y)*src.CStride + (sr.Min.X + int(sx0) - src.Rect.Min.X)
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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s01yy1 := int(src.Y[s01i])<<16 + 1<<15
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s01yy1 := int(src.Y[s01i]) * 0x10100
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s01cb1 := int(src.Cb[s01j]) - 128
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s01cb1 := int(src.Cb[s01j]) - 128
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s01cr1 := int(src.Cr[s01j]) - 128
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s01cr1 := int(src.Cr[s01j]) - 128
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s01ru := (s01yy1 + 91881*s01cr1) >> 8
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s01ru := (s01yy1 + 91881*s01cr1) >> 8
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@ -1814,7 +1814,7 @@ func (ablInterpolator) scale_RGBA_YCbCr444_Src(dst *image.RGBA, dr, adr image.Re
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s11j := (sr.Min.Y+int(sy1)-src.Rect.Min.Y)*src.CStride + (sr.Min.X + int(sx1) - src.Rect.Min.X)
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s11j := (sr.Min.Y+int(sy1)-src.Rect.Min.Y)*src.CStride + (sr.Min.X + int(sx1) - src.Rect.Min.X)
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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s11yy1 := int(src.Y[s11i])<<16 + 1<<15
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s11yy1 := int(src.Y[s11i]) * 0x10100
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s11cb1 := int(src.Cb[s11j]) - 128
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s11cb1 := int(src.Cb[s11j]) - 128
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s11cr1 := int(src.Cr[s11j]) - 128
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s11cr1 := int(src.Cr[s11j]) - 128
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s11ru := (s11yy1 + 91881*s11cr1) >> 8
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s11ru := (s11yy1 + 91881*s11cr1) >> 8
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@ -1899,7 +1899,7 @@ func (ablInterpolator) scale_RGBA_YCbCr422_Src(dst *image.RGBA, dr, adr image.Re
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s00j := (sr.Min.Y+int(sy0)-src.Rect.Min.Y)*src.CStride + ((sr.Min.X+int(sx0))/2 - src.Rect.Min.X/2)
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s00j := (sr.Min.Y+int(sy0)-src.Rect.Min.Y)*src.CStride + ((sr.Min.X+int(sx0))/2 - src.Rect.Min.X/2)
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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s00yy1 := int(src.Y[s00i])<<16 + 1<<15
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s00yy1 := int(src.Y[s00i]) * 0x10100
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s00cb1 := int(src.Cb[s00j]) - 128
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s00cb1 := int(src.Cb[s00j]) - 128
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s00cr1 := int(src.Cr[s00j]) - 128
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s00cr1 := int(src.Cr[s00j]) - 128
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s00ru := (s00yy1 + 91881*s00cr1) >> 8
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s00ru := (s00yy1 + 91881*s00cr1) >> 8
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@ -1928,7 +1928,7 @@ func (ablInterpolator) scale_RGBA_YCbCr422_Src(dst *image.RGBA, dr, adr image.Re
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||||||
s10j := (sr.Min.Y+int(sy0)-src.Rect.Min.Y)*src.CStride + ((sr.Min.X+int(sx1))/2 - src.Rect.Min.X/2)
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s10j := (sr.Min.Y+int(sy0)-src.Rect.Min.Y)*src.CStride + ((sr.Min.X+int(sx1))/2 - src.Rect.Min.X/2)
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||||||
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||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
s10yy1 := int(src.Y[s10i])<<16 + 1<<15
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s10yy1 := int(src.Y[s10i]) * 0x10100
|
||||||
s10cb1 := int(src.Cb[s10j]) - 128
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s10cb1 := int(src.Cb[s10j]) - 128
|
||||||
s10cr1 := int(src.Cr[s10j]) - 128
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s10cr1 := int(src.Cr[s10j]) - 128
|
||||||
s10ru := (s10yy1 + 91881*s10cr1) >> 8
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s10ru := (s10yy1 + 91881*s10cr1) >> 8
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||||||
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@ -1960,7 +1960,7 @@ func (ablInterpolator) scale_RGBA_YCbCr422_Src(dst *image.RGBA, dr, adr image.Re
|
||||||
s01j := (sr.Min.Y+int(sy1)-src.Rect.Min.Y)*src.CStride + ((sr.Min.X+int(sx0))/2 - src.Rect.Min.X/2)
|
s01j := (sr.Min.Y+int(sy1)-src.Rect.Min.Y)*src.CStride + ((sr.Min.X+int(sx0))/2 - src.Rect.Min.X/2)
|
||||||
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||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
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// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
s01yy1 := int(src.Y[s01i])<<16 + 1<<15
|
s01yy1 := int(src.Y[s01i]) * 0x10100
|
||||||
s01cb1 := int(src.Cb[s01j]) - 128
|
s01cb1 := int(src.Cb[s01j]) - 128
|
||||||
s01cr1 := int(src.Cr[s01j]) - 128
|
s01cr1 := int(src.Cr[s01j]) - 128
|
||||||
s01ru := (s01yy1 + 91881*s01cr1) >> 8
|
s01ru := (s01yy1 + 91881*s01cr1) >> 8
|
||||||
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@ -1989,7 +1989,7 @@ func (ablInterpolator) scale_RGBA_YCbCr422_Src(dst *image.RGBA, dr, adr image.Re
|
||||||
s11j := (sr.Min.Y+int(sy1)-src.Rect.Min.Y)*src.CStride + ((sr.Min.X+int(sx1))/2 - src.Rect.Min.X/2)
|
s11j := (sr.Min.Y+int(sy1)-src.Rect.Min.Y)*src.CStride + ((sr.Min.X+int(sx1))/2 - src.Rect.Min.X/2)
|
||||||
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|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
s11yy1 := int(src.Y[s11i])<<16 + 1<<15
|
s11yy1 := int(src.Y[s11i]) * 0x10100
|
||||||
s11cb1 := int(src.Cb[s11j]) - 128
|
s11cb1 := int(src.Cb[s11j]) - 128
|
||||||
s11cr1 := int(src.Cr[s11j]) - 128
|
s11cr1 := int(src.Cr[s11j]) - 128
|
||||||
s11ru := (s11yy1 + 91881*s11cr1) >> 8
|
s11ru := (s11yy1 + 91881*s11cr1) >> 8
|
||||||
|
@ -2074,7 +2074,7 @@ func (ablInterpolator) scale_RGBA_YCbCr420_Src(dst *image.RGBA, dr, adr image.Re
|
||||||
s00j := ((sr.Min.Y+int(sy0))/2-src.Rect.Min.Y/2)*src.CStride + ((sr.Min.X+int(sx0))/2 - src.Rect.Min.X/2)
|
s00j := ((sr.Min.Y+int(sy0))/2-src.Rect.Min.Y/2)*src.CStride + ((sr.Min.X+int(sx0))/2 - src.Rect.Min.X/2)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
s00yy1 := int(src.Y[s00i])<<16 + 1<<15
|
s00yy1 := int(src.Y[s00i]) * 0x10100
|
||||||
s00cb1 := int(src.Cb[s00j]) - 128
|
s00cb1 := int(src.Cb[s00j]) - 128
|
||||||
s00cr1 := int(src.Cr[s00j]) - 128
|
s00cr1 := int(src.Cr[s00j]) - 128
|
||||||
s00ru := (s00yy1 + 91881*s00cr1) >> 8
|
s00ru := (s00yy1 + 91881*s00cr1) >> 8
|
||||||
|
@ -2103,7 +2103,7 @@ func (ablInterpolator) scale_RGBA_YCbCr420_Src(dst *image.RGBA, dr, adr image.Re
|
||||||
s10j := ((sr.Min.Y+int(sy0))/2-src.Rect.Min.Y/2)*src.CStride + ((sr.Min.X+int(sx1))/2 - src.Rect.Min.X/2)
|
s10j := ((sr.Min.Y+int(sy0))/2-src.Rect.Min.Y/2)*src.CStride + ((sr.Min.X+int(sx1))/2 - src.Rect.Min.X/2)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
s10yy1 := int(src.Y[s10i])<<16 + 1<<15
|
s10yy1 := int(src.Y[s10i]) * 0x10100
|
||||||
s10cb1 := int(src.Cb[s10j]) - 128
|
s10cb1 := int(src.Cb[s10j]) - 128
|
||||||
s10cr1 := int(src.Cr[s10j]) - 128
|
s10cr1 := int(src.Cr[s10j]) - 128
|
||||||
s10ru := (s10yy1 + 91881*s10cr1) >> 8
|
s10ru := (s10yy1 + 91881*s10cr1) >> 8
|
||||||
|
@ -2135,7 +2135,7 @@ func (ablInterpolator) scale_RGBA_YCbCr420_Src(dst *image.RGBA, dr, adr image.Re
|
||||||
s01j := ((sr.Min.Y+int(sy1))/2-src.Rect.Min.Y/2)*src.CStride + ((sr.Min.X+int(sx0))/2 - src.Rect.Min.X/2)
|
s01j := ((sr.Min.Y+int(sy1))/2-src.Rect.Min.Y/2)*src.CStride + ((sr.Min.X+int(sx0))/2 - src.Rect.Min.X/2)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
s01yy1 := int(src.Y[s01i])<<16 + 1<<15
|
s01yy1 := int(src.Y[s01i]) * 0x10100
|
||||||
s01cb1 := int(src.Cb[s01j]) - 128
|
s01cb1 := int(src.Cb[s01j]) - 128
|
||||||
s01cr1 := int(src.Cr[s01j]) - 128
|
s01cr1 := int(src.Cr[s01j]) - 128
|
||||||
s01ru := (s01yy1 + 91881*s01cr1) >> 8
|
s01ru := (s01yy1 + 91881*s01cr1) >> 8
|
||||||
|
@ -2164,7 +2164,7 @@ func (ablInterpolator) scale_RGBA_YCbCr420_Src(dst *image.RGBA, dr, adr image.Re
|
||||||
s11j := ((sr.Min.Y+int(sy1))/2-src.Rect.Min.Y/2)*src.CStride + ((sr.Min.X+int(sx1))/2 - src.Rect.Min.X/2)
|
s11j := ((sr.Min.Y+int(sy1))/2-src.Rect.Min.Y/2)*src.CStride + ((sr.Min.X+int(sx1))/2 - src.Rect.Min.X/2)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
s11yy1 := int(src.Y[s11i])<<16 + 1<<15
|
s11yy1 := int(src.Y[s11i]) * 0x10100
|
||||||
s11cb1 := int(src.Cb[s11j]) - 128
|
s11cb1 := int(src.Cb[s11j]) - 128
|
||||||
s11cr1 := int(src.Cr[s11j]) - 128
|
s11cr1 := int(src.Cr[s11j]) - 128
|
||||||
s11ru := (s11yy1 + 91881*s11cr1) >> 8
|
s11ru := (s11yy1 + 91881*s11cr1) >> 8
|
||||||
|
@ -2249,7 +2249,7 @@ func (ablInterpolator) scale_RGBA_YCbCr440_Src(dst *image.RGBA, dr, adr image.Re
|
||||||
s00j := ((sr.Min.Y+int(sy0))/2-src.Rect.Min.Y/2)*src.CStride + (sr.Min.X + int(sx0) - src.Rect.Min.X)
|
s00j := ((sr.Min.Y+int(sy0))/2-src.Rect.Min.Y/2)*src.CStride + (sr.Min.X + int(sx0) - src.Rect.Min.X)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
s00yy1 := int(src.Y[s00i])<<16 + 1<<15
|
s00yy1 := int(src.Y[s00i]) * 0x10100
|
||||||
s00cb1 := int(src.Cb[s00j]) - 128
|
s00cb1 := int(src.Cb[s00j]) - 128
|
||||||
s00cr1 := int(src.Cr[s00j]) - 128
|
s00cr1 := int(src.Cr[s00j]) - 128
|
||||||
s00ru := (s00yy1 + 91881*s00cr1) >> 8
|
s00ru := (s00yy1 + 91881*s00cr1) >> 8
|
||||||
|
@ -2278,7 +2278,7 @@ func (ablInterpolator) scale_RGBA_YCbCr440_Src(dst *image.RGBA, dr, adr image.Re
|
||||||
s10j := ((sr.Min.Y+int(sy0))/2-src.Rect.Min.Y/2)*src.CStride + (sr.Min.X + int(sx1) - src.Rect.Min.X)
|
s10j := ((sr.Min.Y+int(sy0))/2-src.Rect.Min.Y/2)*src.CStride + (sr.Min.X + int(sx1) - src.Rect.Min.X)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
s10yy1 := int(src.Y[s10i])<<16 + 1<<15
|
s10yy1 := int(src.Y[s10i]) * 0x10100
|
||||||
s10cb1 := int(src.Cb[s10j]) - 128
|
s10cb1 := int(src.Cb[s10j]) - 128
|
||||||
s10cr1 := int(src.Cr[s10j]) - 128
|
s10cr1 := int(src.Cr[s10j]) - 128
|
||||||
s10ru := (s10yy1 + 91881*s10cr1) >> 8
|
s10ru := (s10yy1 + 91881*s10cr1) >> 8
|
||||||
|
@ -2310,7 +2310,7 @@ func (ablInterpolator) scale_RGBA_YCbCr440_Src(dst *image.RGBA, dr, adr image.Re
|
||||||
s01j := ((sr.Min.Y+int(sy1))/2-src.Rect.Min.Y/2)*src.CStride + (sr.Min.X + int(sx0) - src.Rect.Min.X)
|
s01j := ((sr.Min.Y+int(sy1))/2-src.Rect.Min.Y/2)*src.CStride + (sr.Min.X + int(sx0) - src.Rect.Min.X)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
s01yy1 := int(src.Y[s01i])<<16 + 1<<15
|
s01yy1 := int(src.Y[s01i]) * 0x10100
|
||||||
s01cb1 := int(src.Cb[s01j]) - 128
|
s01cb1 := int(src.Cb[s01j]) - 128
|
||||||
s01cr1 := int(src.Cr[s01j]) - 128
|
s01cr1 := int(src.Cr[s01j]) - 128
|
||||||
s01ru := (s01yy1 + 91881*s01cr1) >> 8
|
s01ru := (s01yy1 + 91881*s01cr1) >> 8
|
||||||
|
@ -2339,7 +2339,7 @@ func (ablInterpolator) scale_RGBA_YCbCr440_Src(dst *image.RGBA, dr, adr image.Re
|
||||||
s11j := ((sr.Min.Y+int(sy1))/2-src.Rect.Min.Y/2)*src.CStride + (sr.Min.X + int(sx1) - src.Rect.Min.X)
|
s11j := ((sr.Min.Y+int(sy1))/2-src.Rect.Min.Y/2)*src.CStride + (sr.Min.X + int(sx1) - src.Rect.Min.X)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
s11yy1 := int(src.Y[s11i])<<16 + 1<<15
|
s11yy1 := int(src.Y[s11i]) * 0x10100
|
||||||
s11cb1 := int(src.Cb[s11j]) - 128
|
s11cb1 := int(src.Cb[s11j]) - 128
|
||||||
s11cr1 := int(src.Cr[s11j]) - 128
|
s11cr1 := int(src.Cr[s11j]) - 128
|
||||||
s11ru := (s11yy1 + 91881*s11cr1) >> 8
|
s11ru := (s11yy1 + 91881*s11cr1) >> 8
|
||||||
|
@ -3313,7 +3313,7 @@ func (ablInterpolator) transform_RGBA_YCbCr444_Src(dst *image.RGBA, dr, adr imag
|
||||||
s00j := (sy0-src.Rect.Min.Y)*src.CStride + (sx0 - src.Rect.Min.X)
|
s00j := (sy0-src.Rect.Min.Y)*src.CStride + (sx0 - src.Rect.Min.X)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
s00yy1 := int(src.Y[s00i])<<16 + 1<<15
|
s00yy1 := int(src.Y[s00i]) * 0x10100
|
||||||
s00cb1 := int(src.Cb[s00j]) - 128
|
s00cb1 := int(src.Cb[s00j]) - 128
|
||||||
s00cr1 := int(src.Cr[s00j]) - 128
|
s00cr1 := int(src.Cr[s00j]) - 128
|
||||||
s00ru := (s00yy1 + 91881*s00cr1) >> 8
|
s00ru := (s00yy1 + 91881*s00cr1) >> 8
|
||||||
|
@ -3342,7 +3342,7 @@ func (ablInterpolator) transform_RGBA_YCbCr444_Src(dst *image.RGBA, dr, adr imag
|
||||||
s10j := (sy0-src.Rect.Min.Y)*src.CStride + (sx1 - src.Rect.Min.X)
|
s10j := (sy0-src.Rect.Min.Y)*src.CStride + (sx1 - src.Rect.Min.X)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
s10yy1 := int(src.Y[s10i])<<16 + 1<<15
|
s10yy1 := int(src.Y[s10i]) * 0x10100
|
||||||
s10cb1 := int(src.Cb[s10j]) - 128
|
s10cb1 := int(src.Cb[s10j]) - 128
|
||||||
s10cr1 := int(src.Cr[s10j]) - 128
|
s10cr1 := int(src.Cr[s10j]) - 128
|
||||||
s10ru := (s10yy1 + 91881*s10cr1) >> 8
|
s10ru := (s10yy1 + 91881*s10cr1) >> 8
|
||||||
|
@ -3374,7 +3374,7 @@ func (ablInterpolator) transform_RGBA_YCbCr444_Src(dst *image.RGBA, dr, adr imag
|
||||||
s01j := (sy1-src.Rect.Min.Y)*src.CStride + (sx0 - src.Rect.Min.X)
|
s01j := (sy1-src.Rect.Min.Y)*src.CStride + (sx0 - src.Rect.Min.X)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
s01yy1 := int(src.Y[s01i])<<16 + 1<<15
|
s01yy1 := int(src.Y[s01i]) * 0x10100
|
||||||
s01cb1 := int(src.Cb[s01j]) - 128
|
s01cb1 := int(src.Cb[s01j]) - 128
|
||||||
s01cr1 := int(src.Cr[s01j]) - 128
|
s01cr1 := int(src.Cr[s01j]) - 128
|
||||||
s01ru := (s01yy1 + 91881*s01cr1) >> 8
|
s01ru := (s01yy1 + 91881*s01cr1) >> 8
|
||||||
|
@ -3403,7 +3403,7 @@ func (ablInterpolator) transform_RGBA_YCbCr444_Src(dst *image.RGBA, dr, adr imag
|
||||||
s11j := (sy1-src.Rect.Min.Y)*src.CStride + (sx1 - src.Rect.Min.X)
|
s11j := (sy1-src.Rect.Min.Y)*src.CStride + (sx1 - src.Rect.Min.X)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
s11yy1 := int(src.Y[s11i])<<16 + 1<<15
|
s11yy1 := int(src.Y[s11i]) * 0x10100
|
||||||
s11cb1 := int(src.Cb[s11j]) - 128
|
s11cb1 := int(src.Cb[s11j]) - 128
|
||||||
s11cr1 := int(src.Cr[s11j]) - 128
|
s11cr1 := int(src.Cr[s11j]) - 128
|
||||||
s11ru := (s11yy1 + 91881*s11cr1) >> 8
|
s11ru := (s11yy1 + 91881*s11cr1) >> 8
|
||||||
|
@ -3489,7 +3489,7 @@ func (ablInterpolator) transform_RGBA_YCbCr422_Src(dst *image.RGBA, dr, adr imag
|
||||||
s00j := (sy0-src.Rect.Min.Y)*src.CStride + ((sx0)/2 - src.Rect.Min.X/2)
|
s00j := (sy0-src.Rect.Min.Y)*src.CStride + ((sx0)/2 - src.Rect.Min.X/2)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
s00yy1 := int(src.Y[s00i])<<16 + 1<<15
|
s00yy1 := int(src.Y[s00i]) * 0x10100
|
||||||
s00cb1 := int(src.Cb[s00j]) - 128
|
s00cb1 := int(src.Cb[s00j]) - 128
|
||||||
s00cr1 := int(src.Cr[s00j]) - 128
|
s00cr1 := int(src.Cr[s00j]) - 128
|
||||||
s00ru := (s00yy1 + 91881*s00cr1) >> 8
|
s00ru := (s00yy1 + 91881*s00cr1) >> 8
|
||||||
|
@ -3518,7 +3518,7 @@ func (ablInterpolator) transform_RGBA_YCbCr422_Src(dst *image.RGBA, dr, adr imag
|
||||||
s10j := (sy0-src.Rect.Min.Y)*src.CStride + ((sx1)/2 - src.Rect.Min.X/2)
|
s10j := (sy0-src.Rect.Min.Y)*src.CStride + ((sx1)/2 - src.Rect.Min.X/2)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
s10yy1 := int(src.Y[s10i])<<16 + 1<<15
|
s10yy1 := int(src.Y[s10i]) * 0x10100
|
||||||
s10cb1 := int(src.Cb[s10j]) - 128
|
s10cb1 := int(src.Cb[s10j]) - 128
|
||||||
s10cr1 := int(src.Cr[s10j]) - 128
|
s10cr1 := int(src.Cr[s10j]) - 128
|
||||||
s10ru := (s10yy1 + 91881*s10cr1) >> 8
|
s10ru := (s10yy1 + 91881*s10cr1) >> 8
|
||||||
|
@ -3550,7 +3550,7 @@ func (ablInterpolator) transform_RGBA_YCbCr422_Src(dst *image.RGBA, dr, adr imag
|
||||||
s01j := (sy1-src.Rect.Min.Y)*src.CStride + ((sx0)/2 - src.Rect.Min.X/2)
|
s01j := (sy1-src.Rect.Min.Y)*src.CStride + ((sx0)/2 - src.Rect.Min.X/2)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
s01yy1 := int(src.Y[s01i])<<16 + 1<<15
|
s01yy1 := int(src.Y[s01i]) * 0x10100
|
||||||
s01cb1 := int(src.Cb[s01j]) - 128
|
s01cb1 := int(src.Cb[s01j]) - 128
|
||||||
s01cr1 := int(src.Cr[s01j]) - 128
|
s01cr1 := int(src.Cr[s01j]) - 128
|
||||||
s01ru := (s01yy1 + 91881*s01cr1) >> 8
|
s01ru := (s01yy1 + 91881*s01cr1) >> 8
|
||||||
|
@ -3579,7 +3579,7 @@ func (ablInterpolator) transform_RGBA_YCbCr422_Src(dst *image.RGBA, dr, adr imag
|
||||||
s11j := (sy1-src.Rect.Min.Y)*src.CStride + ((sx1)/2 - src.Rect.Min.X/2)
|
s11j := (sy1-src.Rect.Min.Y)*src.CStride + ((sx1)/2 - src.Rect.Min.X/2)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
s11yy1 := int(src.Y[s11i])<<16 + 1<<15
|
s11yy1 := int(src.Y[s11i]) * 0x10100
|
||||||
s11cb1 := int(src.Cb[s11j]) - 128
|
s11cb1 := int(src.Cb[s11j]) - 128
|
||||||
s11cr1 := int(src.Cr[s11j]) - 128
|
s11cr1 := int(src.Cr[s11j]) - 128
|
||||||
s11ru := (s11yy1 + 91881*s11cr1) >> 8
|
s11ru := (s11yy1 + 91881*s11cr1) >> 8
|
||||||
|
@ -3665,7 +3665,7 @@ func (ablInterpolator) transform_RGBA_YCbCr420_Src(dst *image.RGBA, dr, adr imag
|
||||||
s00j := ((sy0)/2-src.Rect.Min.Y/2)*src.CStride + ((sx0)/2 - src.Rect.Min.X/2)
|
s00j := ((sy0)/2-src.Rect.Min.Y/2)*src.CStride + ((sx0)/2 - src.Rect.Min.X/2)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
s00yy1 := int(src.Y[s00i])<<16 + 1<<15
|
s00yy1 := int(src.Y[s00i]) * 0x10100
|
||||||
s00cb1 := int(src.Cb[s00j]) - 128
|
s00cb1 := int(src.Cb[s00j]) - 128
|
||||||
s00cr1 := int(src.Cr[s00j]) - 128
|
s00cr1 := int(src.Cr[s00j]) - 128
|
||||||
s00ru := (s00yy1 + 91881*s00cr1) >> 8
|
s00ru := (s00yy1 + 91881*s00cr1) >> 8
|
||||||
|
@ -3694,7 +3694,7 @@ func (ablInterpolator) transform_RGBA_YCbCr420_Src(dst *image.RGBA, dr, adr imag
|
||||||
s10j := ((sy0)/2-src.Rect.Min.Y/2)*src.CStride + ((sx1)/2 - src.Rect.Min.X/2)
|
s10j := ((sy0)/2-src.Rect.Min.Y/2)*src.CStride + ((sx1)/2 - src.Rect.Min.X/2)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
s10yy1 := int(src.Y[s10i])<<16 + 1<<15
|
s10yy1 := int(src.Y[s10i]) * 0x10100
|
||||||
s10cb1 := int(src.Cb[s10j]) - 128
|
s10cb1 := int(src.Cb[s10j]) - 128
|
||||||
s10cr1 := int(src.Cr[s10j]) - 128
|
s10cr1 := int(src.Cr[s10j]) - 128
|
||||||
s10ru := (s10yy1 + 91881*s10cr1) >> 8
|
s10ru := (s10yy1 + 91881*s10cr1) >> 8
|
||||||
|
@ -3726,7 +3726,7 @@ func (ablInterpolator) transform_RGBA_YCbCr420_Src(dst *image.RGBA, dr, adr imag
|
||||||
s01j := ((sy1)/2-src.Rect.Min.Y/2)*src.CStride + ((sx0)/2 - src.Rect.Min.X/2)
|
s01j := ((sy1)/2-src.Rect.Min.Y/2)*src.CStride + ((sx0)/2 - src.Rect.Min.X/2)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
s01yy1 := int(src.Y[s01i])<<16 + 1<<15
|
s01yy1 := int(src.Y[s01i]) * 0x10100
|
||||||
s01cb1 := int(src.Cb[s01j]) - 128
|
s01cb1 := int(src.Cb[s01j]) - 128
|
||||||
s01cr1 := int(src.Cr[s01j]) - 128
|
s01cr1 := int(src.Cr[s01j]) - 128
|
||||||
s01ru := (s01yy1 + 91881*s01cr1) >> 8
|
s01ru := (s01yy1 + 91881*s01cr1) >> 8
|
||||||
|
@ -3755,7 +3755,7 @@ func (ablInterpolator) transform_RGBA_YCbCr420_Src(dst *image.RGBA, dr, adr imag
|
||||||
s11j := ((sy1)/2-src.Rect.Min.Y/2)*src.CStride + ((sx1)/2 - src.Rect.Min.X/2)
|
s11j := ((sy1)/2-src.Rect.Min.Y/2)*src.CStride + ((sx1)/2 - src.Rect.Min.X/2)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
s11yy1 := int(src.Y[s11i])<<16 + 1<<15
|
s11yy1 := int(src.Y[s11i]) * 0x10100
|
||||||
s11cb1 := int(src.Cb[s11j]) - 128
|
s11cb1 := int(src.Cb[s11j]) - 128
|
||||||
s11cr1 := int(src.Cr[s11j]) - 128
|
s11cr1 := int(src.Cr[s11j]) - 128
|
||||||
s11ru := (s11yy1 + 91881*s11cr1) >> 8
|
s11ru := (s11yy1 + 91881*s11cr1) >> 8
|
||||||
|
@ -3841,7 +3841,7 @@ func (ablInterpolator) transform_RGBA_YCbCr440_Src(dst *image.RGBA, dr, adr imag
|
||||||
s00j := ((sy0)/2-src.Rect.Min.Y/2)*src.CStride + (sx0 - src.Rect.Min.X)
|
s00j := ((sy0)/2-src.Rect.Min.Y/2)*src.CStride + (sx0 - src.Rect.Min.X)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
s00yy1 := int(src.Y[s00i])<<16 + 1<<15
|
s00yy1 := int(src.Y[s00i]) * 0x10100
|
||||||
s00cb1 := int(src.Cb[s00j]) - 128
|
s00cb1 := int(src.Cb[s00j]) - 128
|
||||||
s00cr1 := int(src.Cr[s00j]) - 128
|
s00cr1 := int(src.Cr[s00j]) - 128
|
||||||
s00ru := (s00yy1 + 91881*s00cr1) >> 8
|
s00ru := (s00yy1 + 91881*s00cr1) >> 8
|
||||||
|
@ -3870,7 +3870,7 @@ func (ablInterpolator) transform_RGBA_YCbCr440_Src(dst *image.RGBA, dr, adr imag
|
||||||
s10j := ((sy0)/2-src.Rect.Min.Y/2)*src.CStride + (sx1 - src.Rect.Min.X)
|
s10j := ((sy0)/2-src.Rect.Min.Y/2)*src.CStride + (sx1 - src.Rect.Min.X)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
s10yy1 := int(src.Y[s10i])<<16 + 1<<15
|
s10yy1 := int(src.Y[s10i]) * 0x10100
|
||||||
s10cb1 := int(src.Cb[s10j]) - 128
|
s10cb1 := int(src.Cb[s10j]) - 128
|
||||||
s10cr1 := int(src.Cr[s10j]) - 128
|
s10cr1 := int(src.Cr[s10j]) - 128
|
||||||
s10ru := (s10yy1 + 91881*s10cr1) >> 8
|
s10ru := (s10yy1 + 91881*s10cr1) >> 8
|
||||||
|
@ -3902,7 +3902,7 @@ func (ablInterpolator) transform_RGBA_YCbCr440_Src(dst *image.RGBA, dr, adr imag
|
||||||
s01j := ((sy1)/2-src.Rect.Min.Y/2)*src.CStride + (sx0 - src.Rect.Min.X)
|
s01j := ((sy1)/2-src.Rect.Min.Y/2)*src.CStride + (sx0 - src.Rect.Min.X)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
s01yy1 := int(src.Y[s01i])<<16 + 1<<15
|
s01yy1 := int(src.Y[s01i]) * 0x10100
|
||||||
s01cb1 := int(src.Cb[s01j]) - 128
|
s01cb1 := int(src.Cb[s01j]) - 128
|
||||||
s01cr1 := int(src.Cr[s01j]) - 128
|
s01cr1 := int(src.Cr[s01j]) - 128
|
||||||
s01ru := (s01yy1 + 91881*s01cr1) >> 8
|
s01ru := (s01yy1 + 91881*s01cr1) >> 8
|
||||||
|
@ -3931,7 +3931,7 @@ func (ablInterpolator) transform_RGBA_YCbCr440_Src(dst *image.RGBA, dr, adr imag
|
||||||
s11j := ((sy1)/2-src.Rect.Min.Y/2)*src.CStride + (sx1 - src.Rect.Min.X)
|
s11j := ((sy1)/2-src.Rect.Min.Y/2)*src.CStride + (sx1 - src.Rect.Min.X)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
s11yy1 := int(src.Y[s11i])<<16 + 1<<15
|
s11yy1 := int(src.Y[s11i]) * 0x10100
|
||||||
s11cb1 := int(src.Cb[s11j]) - 128
|
s11cb1 := int(src.Cb[s11j]) - 128
|
||||||
s11cr1 := int(src.Cr[s11j]) - 128
|
s11cr1 := int(src.Cr[s11j]) - 128
|
||||||
s11ru := (s11yy1 + 91881*s11cr1) >> 8
|
s11ru := (s11yy1 + 91881*s11cr1) >> 8
|
||||||
|
@ -4697,7 +4697,7 @@ func (z *kernelScaler) scaleX_YCbCr444(tmp [][4]float64, src *image.YCbCr, sr im
|
||||||
pj := (sr.Min.Y+int(y)-src.Rect.Min.Y)*src.CStride + (sr.Min.X + int(c.coord) - src.Rect.Min.X)
|
pj := (sr.Min.Y+int(y)-src.Rect.Min.Y)*src.CStride + (sr.Min.X + int(c.coord) - src.Rect.Min.X)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
pyy1 := int(src.Y[pi])<<16 + 1<<15
|
pyy1 := int(src.Y[pi]) * 0x10100
|
||||||
pcb1 := int(src.Cb[pj]) - 128
|
pcb1 := int(src.Cb[pj]) - 128
|
||||||
pcr1 := int(src.Cr[pj]) - 128
|
pcr1 := int(src.Cr[pj]) - 128
|
||||||
pru := (pyy1 + 91881*pcr1) >> 8
|
pru := (pyy1 + 91881*pcr1) >> 8
|
||||||
|
@ -4744,7 +4744,7 @@ func (z *kernelScaler) scaleX_YCbCr422(tmp [][4]float64, src *image.YCbCr, sr im
|
||||||
pj := (sr.Min.Y+int(y)-src.Rect.Min.Y)*src.CStride + ((sr.Min.X+int(c.coord))/2 - src.Rect.Min.X/2)
|
pj := (sr.Min.Y+int(y)-src.Rect.Min.Y)*src.CStride + ((sr.Min.X+int(c.coord))/2 - src.Rect.Min.X/2)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
pyy1 := int(src.Y[pi])<<16 + 1<<15
|
pyy1 := int(src.Y[pi]) * 0x10100
|
||||||
pcb1 := int(src.Cb[pj]) - 128
|
pcb1 := int(src.Cb[pj]) - 128
|
||||||
pcr1 := int(src.Cr[pj]) - 128
|
pcr1 := int(src.Cr[pj]) - 128
|
||||||
pru := (pyy1 + 91881*pcr1) >> 8
|
pru := (pyy1 + 91881*pcr1) >> 8
|
||||||
|
@ -4791,7 +4791,7 @@ func (z *kernelScaler) scaleX_YCbCr420(tmp [][4]float64, src *image.YCbCr, sr im
|
||||||
pj := ((sr.Min.Y+int(y))/2-src.Rect.Min.Y/2)*src.CStride + ((sr.Min.X+int(c.coord))/2 - src.Rect.Min.X/2)
|
pj := ((sr.Min.Y+int(y))/2-src.Rect.Min.Y/2)*src.CStride + ((sr.Min.X+int(c.coord))/2 - src.Rect.Min.X/2)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
pyy1 := int(src.Y[pi])<<16 + 1<<15
|
pyy1 := int(src.Y[pi]) * 0x10100
|
||||||
pcb1 := int(src.Cb[pj]) - 128
|
pcb1 := int(src.Cb[pj]) - 128
|
||||||
pcr1 := int(src.Cr[pj]) - 128
|
pcr1 := int(src.Cr[pj]) - 128
|
||||||
pru := (pyy1 + 91881*pcr1) >> 8
|
pru := (pyy1 + 91881*pcr1) >> 8
|
||||||
|
@ -4838,7 +4838,7 @@ func (z *kernelScaler) scaleX_YCbCr440(tmp [][4]float64, src *image.YCbCr, sr im
|
||||||
pj := ((sr.Min.Y+int(y))/2-src.Rect.Min.Y/2)*src.CStride + (sr.Min.X + int(c.coord) - src.Rect.Min.X)
|
pj := ((sr.Min.Y+int(y))/2-src.Rect.Min.Y/2)*src.CStride + (sr.Min.X + int(c.coord) - src.Rect.Min.X)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
pyy1 := int(src.Y[pi])<<16 + 1<<15
|
pyy1 := int(src.Y[pi]) * 0x10100
|
||||||
pcb1 := int(src.Cb[pj]) - 128
|
pcb1 := int(src.Cb[pj]) - 128
|
||||||
pcr1 := int(src.Cr[pj]) - 128
|
pcr1 := int(src.Cr[pj]) - 128
|
||||||
pru := (pyy1 + 91881*pcr1) >> 8
|
pru := (pyy1 + 91881*pcr1) >> 8
|
||||||
|
@ -5727,7 +5727,7 @@ func (q *Kernel) transform_RGBA_YCbCr444_Src(dst *image.RGBA, dr, adr image.Rect
|
||||||
pj := (ky-src.Rect.Min.Y)*src.CStride + (kx - src.Rect.Min.X)
|
pj := (ky-src.Rect.Min.Y)*src.CStride + (kx - src.Rect.Min.X)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
pyy1 := int(src.Y[pi])<<16 + 1<<15
|
pyy1 := int(src.Y[pi]) * 0x10100
|
||||||
pcb1 := int(src.Cb[pj]) - 128
|
pcb1 := int(src.Cb[pj]) - 128
|
||||||
pcr1 := int(src.Cr[pj]) - 128
|
pcr1 := int(src.Cr[pj]) - 128
|
||||||
pru := (pyy1 + 91881*pcr1) >> 8
|
pru := (pyy1 + 91881*pcr1) >> 8
|
||||||
|
@ -5851,7 +5851,7 @@ func (q *Kernel) transform_RGBA_YCbCr422_Src(dst *image.RGBA, dr, adr image.Rect
|
||||||
pj := (ky-src.Rect.Min.Y)*src.CStride + ((kx)/2 - src.Rect.Min.X/2)
|
pj := (ky-src.Rect.Min.Y)*src.CStride + ((kx)/2 - src.Rect.Min.X/2)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
pyy1 := int(src.Y[pi])<<16 + 1<<15
|
pyy1 := int(src.Y[pi]) * 0x10100
|
||||||
pcb1 := int(src.Cb[pj]) - 128
|
pcb1 := int(src.Cb[pj]) - 128
|
||||||
pcr1 := int(src.Cr[pj]) - 128
|
pcr1 := int(src.Cr[pj]) - 128
|
||||||
pru := (pyy1 + 91881*pcr1) >> 8
|
pru := (pyy1 + 91881*pcr1) >> 8
|
||||||
|
@ -5975,7 +5975,7 @@ func (q *Kernel) transform_RGBA_YCbCr420_Src(dst *image.RGBA, dr, adr image.Rect
|
||||||
pj := ((ky)/2-src.Rect.Min.Y/2)*src.CStride + ((kx)/2 - src.Rect.Min.X/2)
|
pj := ((ky)/2-src.Rect.Min.Y/2)*src.CStride + ((kx)/2 - src.Rect.Min.X/2)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
pyy1 := int(src.Y[pi])<<16 + 1<<15
|
pyy1 := int(src.Y[pi]) * 0x10100
|
||||||
pcb1 := int(src.Cb[pj]) - 128
|
pcb1 := int(src.Cb[pj]) - 128
|
||||||
pcr1 := int(src.Cr[pj]) - 128
|
pcr1 := int(src.Cr[pj]) - 128
|
||||||
pru := (pyy1 + 91881*pcr1) >> 8
|
pru := (pyy1 + 91881*pcr1) >> 8
|
||||||
|
@ -6099,7 +6099,7 @@ func (q *Kernel) transform_RGBA_YCbCr440_Src(dst *image.RGBA, dr, adr image.Rect
|
||||||
pj := ((ky)/2-src.Rect.Min.Y/2)*src.CStride + (kx - src.Rect.Min.X)
|
pj := ((ky)/2-src.Rect.Min.Y/2)*src.CStride + (kx - src.Rect.Min.X)
|
||||||
|
|
||||||
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
// This is an inline version of image/color/ycbcr.go's YCbCr.RGBA method.
|
||||||
pyy1 := int(src.Y[pi])<<16 + 1<<15
|
pyy1 := int(src.Y[pi]) * 0x10100
|
||||||
pcb1 := int(src.Cb[pj]) - 128
|
pcb1 := int(src.Cb[pj]) - 128
|
||||||
pcr1 := int(src.Cr[pj]) - 128
|
pcr1 := int(src.Cr[pj]) - 128
|
||||||
pru := (pyy1 + 91881*pcr1) >> 8
|
pru := (pyy1 + 91881*pcr1) >> 8
|
||||||
|
|
BIN
testdata/go-turns-two-down-ab.png
vendored
Before Width: | Height: | Size: 21 KiB After Width: | Height: | Size: 21 KiB |
BIN
testdata/go-turns-two-down-bl.png
vendored
Before Width: | Height: | Size: 18 KiB After Width: | Height: | Size: 18 KiB |
BIN
testdata/go-turns-two-down-cr.png
vendored
Before Width: | Height: | Size: 19 KiB After Width: | Height: | Size: 19 KiB |
BIN
testdata/go-turns-two-down-nn.png
vendored
Before Width: | Height: | Size: 21 KiB After Width: | Height: | Size: 21 KiB |