56 lines
1.2 KiB
C
56 lines
1.2 KiB
C
// This file is part of FexGenericFilter and (C) 2006 by Hajo Krabbenhöft (tentacle)
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// All rights reserved but the aegisub project is allowed to use it.
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{
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FexFilterContribution* Contrib = new FexFilterContribution[ ImageOutSX ];
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double XScale = (double)ImageOutSX / (double) ImageInSX;
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//calculate contributions
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if( XScale < 1.0 )
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{
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#define CONTRIB_XSCALE
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#include "FexGenericFilter_Contribution.h"
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#undef CONTRIB_XSCALE
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}
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else
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{
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#include "FexGenericFilter_Contribution.h"
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}
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#include "FexGenericFilter_StaticFor.h"
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//apply filter
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for( int y=0;y<ImageInSY;++y)
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{
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for( int x=0;x<ImageOutSX;++x )
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{
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FexFilterContribution* cc = &Contrib[x];
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double Sum[ImagePlanes];
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#define DOFOR(i) Sum[i] = 0.0;
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STATIC_FOR
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#undef DOFOR
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for( int lx=cc->xMin;lx<=cc->xMax;++lx )
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{
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#define DOFOR(i) Sum[i] += ((double)ImageIn(lx,y,i))*cc->Weight[lx-cc->xMin];
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STATIC_FOR
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#undef DOFOR
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}
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#define DOFOR(i) {if(Sum[i]<PixelMin)Sum[i]=PixelMin;if(Sum[i]>PixelMax)Sum[i]=PixelMax;}
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STATIC_FOR
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#undef DOFOR
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#define DOFOR(i) ImageOut(x,y,i) = (PixelType) Sum[i];
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STATIC_FOR
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#undef DOFOR
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}
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}
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for( int x=0;x<ImageOutSX;++x )
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delete []Contrib[x].Weight;
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delete []Contrib;
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} |