Revision 9523 branches/piloto3d/libraries/libCq CMS for java.old/src/org/cresques/filter/enhancement/LinearEnhancementShortFilter.java
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*/ |
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package org.cresques.filter.enhancement; |
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import org.cresques.filter.RasterBuf; |
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import java.awt.image.BufferedImage; |
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import org.cresques.io.data.RasterBuf; |
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import org.cresques.io.datastruct.Statistic; |
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* @author Nacho Brodin (brodin_ign@gva.es) |
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*/ |
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public class LinearEnhancementShortFilter extends LinearEnhancementFilter {
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private short[] px = new short[4]; |
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private int bandsCnt = 3; |
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/** |
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* Constructor |
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*/ |
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super.pre(); |
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} |
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/* (non-Javadoc) |
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* @see org.cresques.io.raster.IRasterFilter#process(int, int) |
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/** |
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* Calculo del realce |
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* @param pt pixel |
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* @return pixel con el calculo de realce aplicado |
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*/ |
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public void process(int x, int y) {
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raster.getElemInt(x, y, px); |
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int bandsCnt = 3; // Esto hay que sacarlo de fuera, l?gicamente. |
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for (int i = 0; i < bandsCnt; i++) {
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private short[] calcLinearEnhancement(short[] px){
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for (int i = 0; i < bandsCnt; i++) {
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if (px[i] > maxBandValue[i]) {
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px[i] = maxBandValue[i]; |
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px[i] = (short)maxBandValue[i];
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} else if (px[i] < minBandValue[i]) {
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px[i] = minBandValue[i]; |
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px[i] = (short)minBandValue[i];
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} |
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px[i] = (((int) ((((double) px[i]) * scale[i]) + offset[i])) & |
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0xff); |
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px[i] = (short)(((short) ((((double) px[i]) * scale[i]) + offset[i])) & 0xff); |
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} |
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return px; |
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} |
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raster.setElemInt(x, y, px); |
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/* (non-Javadoc) |
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* @see org.cresques.io.raster.IRasterFilter#process(int, int) |
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*/ |
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public void process(int col, int line) {
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raster.getElemShort(line, col, px); |
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px = calcLinearEnhancement(px); |
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raster.setElemShort(line, col, px); |
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} |
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/* (non-Javadoc) |
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* @see org.cresques.io.raster.IRasterFilter#processSuperSampling(int, int) |
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*/ |
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public void processSuperSampling(int col, int line) {
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raster.getElemShort(line, col, px); |
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px = calcLinearEnhancement(px); |
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for(int j = col; j < raster.getWidth() && j < (col + stepX[contX + 1]); j++) |
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for(int i = line; i < raster.getHeight() && i < (line + stepY[contY + 1]); i++) |
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raster.setElemShort(i, j, px); |
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} |
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/* (non-Javadoc) |
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* @see org.cresques.io.raster.IRasterFilter#getResult(java.lang.String) |
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*/ |
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public Object getResult(String name) {
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