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| [[Category:Script_source]] | | #REDIRECT [[FixChromaBleedingMod]] |
| source: http://pastebin.com/raw.php?i=gbmD61RF
| | [[Category:Redirects]] |
| <pre>
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| # FixChromaBleedingMod v1.35
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| Function FixChromaBleedingMod (clip input, int "cxShift", int "cyShift", float "thr", float "strength", bool "f", float "opacity", bool "n", bool "xysh", bool "Bic") {
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| xShift = default ( cxShift, -4 )
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| yShift = default ( cyShift, -4 )
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| thr = default ( thr, 4.0 )
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| stre = default ( strength, 0.8 )
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| f = default ( f, true )
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| n = default ( n, false )
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| sh = default ( xysh, false )
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| Bic = default ( Bic, false )
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| opacity = default ( opacity, 1 )
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| | |
| # prepare to work on the V channel and reduce to speed up and filter noise
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| vch = VersionNumber() < 2.60 ? input.tweak(sat=thr).VtoY : input.tweak(sat=thr).VtoY8
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| area = f ? VersionNumber() < 2.60 ? vch.ConvertToyv12.ReduceBy2 : vch.ReduceBy2 : n ? VersionNumber() < 2.60 ? vch.ConvertToyv12.Blur(1) : vch.Blur(1) : VersionNumber() < 2.60 ? vch.ConvertToyv12 : vch
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| # select and normalize both extremes of the scale
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| red = area.Levels(255,1.0,255,255,0)
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| blue = area.Levels(0,1.0,0,0,255)
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| # merge both masks
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| maskc = n ? MergeLuma(red, blue, 0.5).Levels(250,1.0,250,255,0) : f ? MergeLuma(red, blue, 0.5).Levels(250,1.0,250,255,0) : MergeLuma(red, blue, 0.5).Blur(1).Levels(250,1.0,250,255,0)
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| # expand to cover beyond the bleeding areas and shift to compensate the resizing
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| maskc = maskc.mt_edge("0 0 0 1 0 0 0 0 0", 0,255,0,255).mt_edge("1 1 1 1 1 1 0 0 0", 0,255,0,255)
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| # back to full size and binarize (also a trick to expand)
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| maskc = f ? Bic ? maskc.BicubicResize(Width(vch),Height(vch)).Levels(10,1.0,10,0,255) : maskc.BilinearResize(Width(vch),Height(vch)).Levels(10,1.0,10,0,255).mt_inflate() : maskc.Levels(10,1.0,10,0,255).mt_inflate()
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| | |
| # prepare a version of the image that has its chroma shifted and less saturated
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| input_c = sh ? input.ChromaShiftSP(x=xShift,y=yShift).tweak(sat=stre) : input.ChromaShift(C=xShift).tweak(sat=stre)
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| # combine both images using the mask
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| fu = VersionNumber() < 2.60 ? input.utoy.overlay(input_c.utoy,mask=maskc,mode="blend",opacity=opacity) : input.utoy8.overlay(input_c.utoy8,mask=maskc,mode="blend",opacity=opacity)
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| fv = VersionNumber() < 2.60 ? input.vtoy.overlay(input_c.vtoy,mask=maskc,mode="blend",opacity=opacity) : input.vtoy8.overlay(input_c.vtoy8,mask=maskc,mode="blend",opacity=opacity)
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| return YToUV(fU, fV, VersionNumber() < 2.60 ? input : input.ConvertToy8)
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| }
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| </pre>
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