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@ -39,6 +39,7 @@ import java.awt.image.ComponentColorModel;
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import java.awt.image.ComponentSampleModel;
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import java.awt.image.DataBuffer;
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import java.awt.image.DataBufferByte;
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import java.awt.image.IndexColorModel;
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import java.awt.image.Raster;
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import java.awt.image.WritableRaster;
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import java.io.BufferedOutputStream;
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@ -46,6 +47,8 @@ import java.io.File;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.OutputStream;
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import java.util.Set;
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import java.util.TreeSet;
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import java.util.zip.CRC32;
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import java.util.zip.Deflater;
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import java.util.zip.DeflaterOutputStream;
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@ -88,12 +91,8 @@ public class RasterPlotter {
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private final long backgroundCol;
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private DrawMode defaultMode;
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private byte[] frame;
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public RasterPlotter(final int width, final int height, final DrawMode drawMode, final String backgroundColor) {
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this(width, height, drawMode, Long.parseLong(backgroundColor, 16));
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}
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public RasterPlotter(final int width, final int height, final DrawMode drawMode, final long backgroundColor) {
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public RasterPlotter(final int width, final int height, final long backgroundColor) {
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this.cc = new int[3];
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this.width = width;
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this.height = height;
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@ -101,6 +100,14 @@ public class RasterPlotter {
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this.defaultColR = 0xFF;
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this.defaultColG = 0xFF;
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this.defaultColB = 0xFF;
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}
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public RasterPlotter(final int width, final int height, final DrawMode drawMode, final String backgroundColor) {
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this(width, height, drawMode, Long.parseLong(backgroundColor, 16));
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}
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public RasterPlotter(final int width, final int height, final DrawMode drawMode, final long backgroundColor) {
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this(width, height, backgroundColor);
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this.defaultMode = drawMode;
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try {
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// we need our own frame buffer to get a very, very fast transformation to png because we can omit the PixedGrabber, which is up to 800 times slower
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@ -139,8 +146,11 @@ public class RasterPlotter {
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if (this.frame == null) {
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final Graphics2D gr = this.image.createGraphics();
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gr.setBackground(new Color(bgR, bgG, bgB));
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Color c = new Color(bgR, bgG, bgB);
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gr.setBackground(c);
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gr.clearRect(0, 0, this.width, this.height);
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gr.setColor(c);
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gr.fillRect(0, 0, this.width, this.height);
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} else {
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int p = 0;
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for (int i = 0; i < width; i++) {
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@ -799,6 +809,47 @@ public class RasterPlotter {
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m.line(80, 0, 80, 300, 100);
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}
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public BufferedImage toIndexed() {
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Set<Integer> colors = new TreeSet<Integer>();
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int[] c = new int[3];
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for (int y = this.getHeight() - 1; y >= 0; y--) {
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for (int x = this.getWidth() - 1; x >= 0; x--) {
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c = getPixel(x, y, c);
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colors.add((c[0]<<16)|(c[1]<<8)|c[2]);
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}
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}
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int[] cmap = new int[colors.size()];
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int i = 0;
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for (Integer cc: colors) {
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cmap[i++] = cc.intValue();
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if (i > 255) break;
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}
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int bitCount = 1;
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while ((colors.size() - 1) >> bitCount != 0) bitCount *= 2;
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IndexColorModel cm = new IndexColorModel(bitCount, colors.size(), cmap, 0, DataBuffer.TYPE_BYTE, null);
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/*
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byte [] data = null;
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int bytesPerRow = this.getWidth()/8 + (this.getWidth()%8!=0?1:0);
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data = new byte[this.getHeight() * bytesPerRow];
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DataBuffer db = new DataBufferByte(data, data.length);
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WritableRaster wr = Raster.createPackedRaster(db, this.getWidth(), this.getHeight(), 1, null);
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BufferedImage dest = new BufferedImage(cm, wr, false, null);
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*/
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BufferedImage dest = new BufferedImage(this.getWidth(), this.getHeight(), cm.getPixelSize() < 8 ? BufferedImage.TYPE_BYTE_BINARY : BufferedImage.TYPE_BYTE_INDEXED, cm);
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dest.createGraphics().drawImage(this.getImage(), 0, 0, null);
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return dest;
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}
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public static BufferedImage convertToIndexed(BufferedImage src) {
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BufferedImage dest = new BufferedImage(src.getWidth(), src.getHeight(), BufferedImage.TYPE_BYTE_INDEXED);
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dest.createGraphics().drawImage(src,0,0, null);
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return dest;
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}
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public static ByteBuffer exportImage(final BufferedImage image, final String targetExt) {
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// generate an byte array from the given image
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final ByteBuffer baos = new ByteBuffer();
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orbiter
12 years ago