List of usage examples for java.awt.image AffineTransformOp TYPE_NEAREST_NEIGHBOR
int TYPE_NEAREST_NEIGHBOR
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From source file:Main.java
public static void main(String[] argv) throws Exception { BufferedImage bufferedImage = new BufferedImage(200, 200, BufferedImage.TYPE_BYTE_INDEXED); AffineTransform tx = AffineTransform.getScaleInstance(-1, 1); tx.translate(-bufferedImage.getWidth(null), 0); AffineTransformOp op = new AffineTransformOp(tx, AffineTransformOp.TYPE_NEAREST_NEIGHBOR); bufferedImage = op.filter(bufferedImage, null); }
From source file:Main.java
public static void main(String[] argv) throws Exception { BufferedImage bufferedImage = new BufferedImage(200, 200, BufferedImage.TYPE_BYTE_INDEXED); AffineTransform tx = AffineTransform.getScaleInstance(1, -1); tx.translate(0, -bufferedImage.getHeight(null)); AffineTransformOp op = new AffineTransformOp(tx, AffineTransformOp.TYPE_NEAREST_NEIGHBOR); bufferedImage = op.filter(bufferedImage, null); }
From source file:Main.java
public static void main(String[] argv) throws Exception { BufferedImage bufferedImage = new BufferedImage(200, 200, BufferedImage.TYPE_BYTE_INDEXED); AffineTransform tx = AffineTransform.getScaleInstance(-1, -1); tx.translate(-bufferedImage.getWidth(null), -bufferedImage.getHeight(null)); AffineTransformOp op = new AffineTransformOp(tx, AffineTransformOp.TYPE_NEAREST_NEIGHBOR); bufferedImage = op.filter(bufferedImage, null); }
From source file:ImageFlip.java
public void paint(Graphics g) { Image myImage = new ImageIcon("yourImage.jpg").getImage(); BufferedImage bufferedImage = new BufferedImage(myImage.getWidth(null), myImage.getHeight(null), BufferedImage.TYPE_INT_RGB); Graphics2D g2d = (Graphics2D) g; Graphics gb = bufferedImage.getGraphics(); gb.drawImage(myImage, 0, 0, null);//from w w w . j a va 2s .com gb.dispose(); AffineTransform tx = AffineTransform.getScaleInstance(-1, 1); tx.translate(-myImage.getWidth(null), 0); AffineTransformOp op = new AffineTransformOp(tx, AffineTransformOp.TYPE_NEAREST_NEIGHBOR); bufferedImage = op.filter(bufferedImage, null); g2d.drawImage(myImage, 10, 10, null); g2d.drawImage(bufferedImage, null, 300, 10); }
From source file:de.mfo.jsurf.Main.java
public static BufferedImage flipV(BufferedImage bi) { AffineTransform tx = AffineTransform.getScaleInstance(1, -1); tx.translate(0, -bi.getHeight(null)); AffineTransformOp op = new AffineTransformOp(tx, AffineTransformOp.TYPE_NEAREST_NEIGHBOR); return op.filter(bi, null); }
From source file:de.mfo.jsurf.grid.RotationGrid.java
public static BufferedImage renderAnimGrid(int xAngleMin, int xAngleMax, int xSteps, int yAngleMin, int yAngleMax, int ySteps) { BufferedImage grid = new BufferedImage(ySteps * size, xSteps * size, BufferedImage.TYPE_INT_RGB); Graphics2D g2 = (Graphics2D) grid.getGraphics(); for (int x = 0; x < xSteps; ++x) { double xAngle = xAngleMin + (xAngleMax - xAngleMin) * (xSteps == 1 ? 0.5 : (x / (double) (xSteps - 1))); Matrix4d matRotX = new Matrix4d(); matRotX.setIdentity();//from www . j a v a 2s . com matRotX.rotX(Math.toRadians(xAngle)); for (int y = 0; y < ySteps; ++y) { double yAngle = yAngleMin + (yAngleMax - yAngleMin) * (ySteps == 1 ? 0.5 : (y / (double) (ySteps - 1))); Matrix4d matRotY = new Matrix4d(); matRotY.setIdentity(); matRotY.rotY(Math.toRadians(yAngle)); additional_rotation.mul(matRotY, matRotX); BufferedImage bi = createBufferedImageFromRGB(draw(size, size, aam, aap)); g2.drawImage(bi, new AffineTransformOp(new AffineTransform(), AffineTransformOp.TYPE_NEAREST_NEIGHBOR), (ySteps - 1 - y) * size, x * size); } } return grid; }
From source file:de.mfo.jsurf.grid.RotationGrid.java
public static void saveToPNG(OutputStream os, BufferedImage bufferedImage) throws java.io.IOException { AffineTransform tx = AffineTransform.getScaleInstance(1, -1); tx.translate(0, -bufferedImage.getHeight(null)); AffineTransformOp op = new AffineTransformOp(tx, AffineTransformOp.TYPE_NEAREST_NEIGHBOR); bufferedImage = op.filter(bufferedImage, null); javax.imageio.ImageIO.write(bufferedImage, "png", os); }
From source file:com.googlecode.jchav.chart.Chart.java
/** * Creates a PNG graphic for the given data as a thumbnail image. * * @param out the stream to write the PNG to. The caller is responsible * for closing the stream.//from www . j ava 2s .c om * * @throws IOException if there was a problem creating the chart. */ public void writeThumbnail(final OutputStream out) throws IOException { // Set up the transfomration: final AffineTransform xform = new AffineTransform(); xform.scale(thumbnailScale, thumbnailScale); // Thanks to the almanac for this one: // http://javaalmanac.com/egs/java.awt.image/CreateTxImage.html?l=rel final AffineTransformOp op = new AffineTransformOp(xform, AffineTransformOp.TYPE_NEAREST_NEIGHBOR); // The thumbnail does not need so much chart chrome: you can't // read the axis and the title is given in the HTML, so removing // these elements means there's more space in the thumbnail for the data boolean thumbChrome = false; if (false == thumbChrome) { chart.setTitle((String) null); chart.clearSubtitles(); chart.removeLegend(); // Removing the axis completly looks just weird, so we just // remove the labels: chart.getCategoryPlot().getRangeAxis().setLabel(null); chart.getCategoryPlot().getRangeAxis().setTickLabelsVisible(true); chart.getCategoryPlot().getRangeAxis().setTickMarksVisible(true); chart.getCategoryPlot().getRangeAxis().setAxisLineVisible(true); // To show up at a small scale, we need a good sized axis stroke: Stroke stroke = new BasicStroke(2f); chart.getCategoryPlot().getRangeAxis().setAxisLineStroke(stroke); chart.getCategoryPlot().getRangeAxis().setTickMarkStroke(stroke); chart.getCategoryPlot().getDomainAxis().setLabel(null); chart.getCategoryPlot().getDomainAxis().setTickLabelsVisible(false); chart.getCategoryPlot().getDomainAxis().setAxisLineVisible(true); chart.getCategoryPlot().getDomainAxis().setAxisLineStroke(stroke); } final BufferedImage fullsize = chart.createBufferedImage(width, height); Graphics2D g = fullsize.createGraphics(); for (Decorator decorator : thumbnailDecorators) { decorator.decorate(g, this); } final BufferedImage thumbnail = op.filter(fullsize, null /*null means create the image for us*/); ChartUtilities.writeBufferedImageAsPNG(out, thumbnail); }
From source file:ImageOps.java
public void paint(Graphics g) { Graphics2D g2 = (Graphics2D) g; g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); g2.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY); int w = getSize().width; int h = getSize().height; g2.setColor(Color.black);//from w ww . jav a 2s .c o m float[][] data = { { 0.1f, 0.1f, 0.1f, // low-pass filter 0.1f, 0.2f, 0.1f, 0.1f, 0.1f, 0.1f }, SHARPEN3x3_3 }; String theDesc[] = { "Convolve LowPass", "Convolve Sharpen", "LookupOp", "RescaleOp" }; for (int i = 0; i < bi.length; i++) { int iw = bi[i].getWidth(this); int ih = bi[i].getHeight(this); int x = 0, y = 0; AffineTransform at = new AffineTransform(); at.scale((w - 14) / 2.0 / iw, (h - 34) / 2.0 / ih); BufferedImageOp biop = null; BufferedImage bimg = new BufferedImage(iw, ih, BufferedImage.TYPE_INT_RGB); switch (i) { case 0: case 1: x = i == 0 ? 5 : w / 2 + 3; y = 15; Kernel kernel = new Kernel(3, 3, data[i]); ConvolveOp cop = new ConvolveOp(kernel, ConvolveOp.EDGE_NO_OP, null); cop.filter(bi[i], bimg); biop = new AffineTransformOp(at, AffineTransformOp.TYPE_NEAREST_NEIGHBOR); break; case 2: x = 5; y = h / 2 + 15; byte chlut[] = new byte[256]; for (int j = 0; j < 200; j++) chlut[j] = (byte) (256 - j); ByteLookupTable blut = new ByteLookupTable(0, chlut); LookupOp lop = new LookupOp(blut, null); lop.filter(bi[i], bimg); biop = new AffineTransformOp(at, AffineTransformOp.TYPE_BILINEAR); break; case 3: x = w / 2 + 3; y = h / 2 + 15; RescaleOp rop = new RescaleOp(1.1f, 20.0f, null); rop.filter(bi[i], bimg); biop = new AffineTransformOp(at, AffineTransformOp.TYPE_BILINEAR); } g2.drawImage(bimg, biop, x, y); TextLayout tl = new TextLayout(theDesc[i], g2.getFont(), g2.getFontRenderContext()); tl.draw(g2, (float) x, (float) y - 4); } }
From source file:com.mucommander.ui.viewer.image.ImageViewer.java
private synchronized void zoom(double factor) { setFrameCursor(CURSOR_WAIT);/*from www. j a v a 2 s. c om*/ final int srcWidth = image.getWidth(null); final int srcHeight = image.getHeight(null); final int scaledWidth = (int) (srcWidth * factor); final int scaledHeight = (int) (srcHeight * factor); if (factor != 1.0) { AbstractFile file = filesInDirectory.get(indexInDirectory); if ("svg".equalsIgnoreCase(file.getExtension())) { try { this.scaledImage = transcodeSVGDocument(file, scaledWidth, scaledHeight); } catch (IOException e) { e.printStackTrace(); } } else { this.scaledImage = new BufferedImage(scaledWidth, scaledHeight, BufferedImage.TYPE_INT_ARGB); AffineTransform at = new AffineTransform(); at.scale(factor, factor); AffineTransformOp scaleOp = new AffineTransformOp(at, AffineTransformOp.TYPE_NEAREST_NEIGHBOR); this.scaledImage = scaleOp.filter(this.image, this.scaledImage); } } else { this.scaledImage = image; } statusBar.setZoom(factor); checkZoom(); setFrameCursor(CURSOR_DEFAULT); }