Revision 12176 trunk/libraries/libRaster/src/org/gvsig/raster/grid/filter/convolution/ConvolutionShortFilter.java
ConvolutionShortFilter.java | ||
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public void process(int col, int line) { |
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int lado= kernel.getLado(); |
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int semiLado = (lado - 1) >> 1; |
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double ventana[][]= new double[lado][lado]; |
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short resultConvolution=0; |
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for (int i = 0; i < raster.getBandCount(); i++) {
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if((col>lado)&& (line>lado)&& (line<raster.getHeight()-lado) && col<raster.getWidth()-lado){
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for(int s=line; s< line+lado; s++)
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for(int r=col; r<col+lado; r++)
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ventana[s-line][r-col]= raster.getElemShort(s,r,i);
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for (int band = 0; band < raster.getBandCount(); band++) {
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if ((col - semiLado >= 0) && (line - semiLado >= 0) && (col + semiLado < width) && (line + semiLado < height)){
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for (int j = -semiLado; j <= semiLado; j++)
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for (int i = -semiLado; i <= semiLado; i++)
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ventana[i + semiLado][j + semiLado] = raster.getElemShort(line + j, col + i, band)&0xff;;
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Kernel Kventana= new Kernel(ventana); |
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resultConvolution=(short)kernel.convolution(Kventana); |
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rasterResult.setElem(line, col, i,(short)resultConvolution); |
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rasterResult.setElem(line, col, band,(short)resultConvolution); |
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} |
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else rasterResult.setElem(line, col, i,(short)raster.getElemShort(line,col,i));
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} |
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else rasterResult.setElem(line, col,band,(short)raster.getElemShort(line,col,band));
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}
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} |
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/** |
Also available in: Unified diff