List of usage examples for java.awt.image BufferedImage TYPE_BYTE_INDEXED
int TYPE_BYTE_INDEXED
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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); Kernel kernel = new Kernel(3, 3, new float[] { -2, 0, 0, 0, 1, 0, 0, 0, 2 }); BufferedImageOp op = new ConvolveOp(kernel); bufferedImage = op.filter(bufferedImage, null); }
From source file:Main.java
public static void main(String[] argv) throws Exception { ColorSpace cs = ColorSpace.getInstance(ColorSpace.CS_GRAY); ColorConvertOp op = new ColorConvertOp(cs, null); BufferedImage bufferedImage = new BufferedImage(200, 200, BufferedImage.TYPE_BYTE_INDEXED); bufferedImage = op.filter(bufferedImage, null); }
From source file:BasicShapes.java
public void paint(Graphics g) { BufferedImage bimage = new BufferedImage(200, 200, BufferedImage.TYPE_BYTE_INDEXED); Graphics2D g2d = bimage.createGraphics(); Color transparent = new Color(0, 0, 0, 0); g2d.setColor(transparent);/*from w w w .ja va 2 s . c om*/ g2d.setComposite(AlphaComposite.Src); g2d.fill(new Rectangle2D.Float(20, 20, 100, 20)); g2d.dispose(); }
From source file:GraphicsInfo.java
public void paint(Graphics g) { Graphics2D g2d = (Graphics2D) g; GraphicsConfiguration gc = g2d.getDeviceConfiguration(); printModelType(gc.getColorModel());//from w ww . java 2s .com BufferedImage bi = new BufferedImage(20, 20, BufferedImage.TYPE_BYTE_INDEXED); Graphics2D g2d2 = bi.createGraphics(); GraphicsConfiguration gc2 = g2d2.getDeviceConfiguration(); printModelType(gc2.getColorModel()); bi = new BufferedImage(20, 20, BufferedImage.TYPE_INT_ARGB); g2d2 = bi.createGraphics(); gc2 = g2d2.getDeviceConfiguration(); printModelType(gc2.getColorModel()); bi = new BufferedImage(20, 20, BufferedImage.TYPE_USHORT_565_RGB); g2d2 = bi.createGraphics(); gc2 = g2d2.getDeviceConfiguration(); printModelType(gc2.getColorModel()); }
From source file:net.d53dev.dslfy.web.service.GifService.java
public BufferedImage convertRGBAToGIF(BufferedImage src, int transColor) { BufferedImage dst = new BufferedImage(src.getWidth(), src.getHeight(), BufferedImage.TYPE_BYTE_INDEXED); Graphics g = dst.getGraphics(); g.setColor(new Color(transColor)); g.fillRect(0, 0, dst.getWidth(), dst.getHeight()); {//from ww w . j a v a 2s . com IndexColorModel indexedModel = (IndexColorModel) dst.getColorModel(); WritableRaster raster = dst.getRaster(); int sample = raster.getSample(0, 0, 0); int size = indexedModel.getMapSize(); byte[] rr = new byte[size]; byte[] gg = new byte[size]; byte[] bb = new byte[size]; indexedModel.getReds(rr); indexedModel.getGreens(gg); indexedModel.getBlues(bb); IndexColorModel newModel = new IndexColorModel(8, size, rr, gg, bb, sample); dst = new BufferedImage(newModel, raster, dst.isAlphaPremultiplied(), null); } dst.createGraphics().drawImage(src, 0, 0, null); return dst; }
From source file:at.gv.egiz.pdfas.common.utils.ImageUtils.java
public static BufferedImage convertRGBAToIndexed(BufferedImage src) { BufferedImage dest = new BufferedImage(src.getWidth(), src.getHeight(), BufferedImage.TYPE_BYTE_INDEXED); Graphics g = dest.getGraphics(); g.setColor(new Color(231, 20, 189)); g.fillRect(0, 0, dest.getWidth(), dest.getHeight()); // fill with a // hideous color // and make it // transparent dest = makeTransparent(dest, 0, 0);// w w w. j a v a 2 s.c om dest.createGraphics().drawImage(src, 0, 0, null); return dest; }
From source file:com.sketchy.utils.image.SketchyImage.java
public SketchyImage(BufferedImage image, double dotsPerMillimeterWidth, double dotsPerMillimeterHeight) { // make sure image is a byte array // if not, then convert it if (image.getType() != BufferedImage.TYPE_BYTE_INDEXED) { this.image = toByteImage(image); } else {/*from w w w. j ava2 s .c o m*/ this.image = image; } this.dotsPerMillimeterWidth = dotsPerMillimeterWidth; this.dotsPerMillimeterHeight = dotsPerMillimeterHeight; }
From source file:ConvertUtil.java
/** * Converts the source image to 8-bit colour using the default 256-colour * palette. No transparency.// ww w .j av a 2s . c o m * * @param src * the source image to convert * @return a copy of the source image with an 8-bit colour depth */ public static BufferedImage convert8(BufferedImage src) { BufferedImage dest = new BufferedImage(src.getWidth(), src.getHeight(), BufferedImage.TYPE_BYTE_INDEXED); ColorConvertOp cco = new ColorConvertOp(src.getColorModel().getColorSpace(), dest.getColorModel().getColorSpace(), null); cco.filter(src, dest); return dest; }
From source file:com.sketchy.utils.image.SketchyImage.java
public static BufferedImage createByteImage(int width, int height) { IndexColorModel model = new IndexColorModel(8, 2, new byte[] { 0, (byte) 255 }, new byte[] { 0, (byte) 255 }, new byte[] { 0, (byte) 255 }); return new BufferedImage(width, height, BufferedImage.TYPE_BYTE_INDEXED, model); }
From source file:com.funambol.foundation.util.MediaUtils.java
/** * Rotates given buffered image by given amount of degree. * The valid degree values are 0, 90, 180, 270. * If the image is a jpg, the rotation is lossless, exif data are preserved * and image size is almost the same.//from w w w . j a v a2 s .com * * @param bufImage the buffered image * @param degree amount of degree to apply * @return a buffered image containing rotated image data * @throws PicturesException if amount of degree is invalid or if an * IOException occurs */ private static BufferedImage rotateImage(BufferedImage bufImage, int degree) throws FileDataObjecyUtilsException { degree = degree % 360; int h; int w; switch (degree) { case 0: case 180: h = bufImage.getHeight(); w = bufImage.getWidth(); break; case 90: case 270: h = bufImage.getWidth(); w = bufImage.getHeight(); break; default: throw new FileDataObjecyUtilsException( "Error rotating image since the '" + degree + "' degree value is unsupported"); } BufferedImage out = null; int bufImageType = bufImage.getType(); if (BufferedImage.TYPE_BYTE_INDEXED == bufImageType || BufferedImage.TYPE_BYTE_BINARY == bufImageType) { IndexColorModel model = (IndexColorModel) bufImage.getColorModel(); out = new BufferedImage(w, h, bufImage.getType(), model); } else if (BufferedImage.TYPE_CUSTOM == bufImageType) { // we don't know what type of image it can be // there's a bug in some VM that cause some PNG images to have // type custom: this should take care of this issue //check if we need to have alpha channel boolean alpha = bufImage.getTransparency() != BufferedImage.OPAQUE; if (alpha) { // TYPE_INT_ARGB_PRE gives you smaller output images // than TYPE_INT_ARGB out = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB_PRE); } else { out = new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB); } } else { out = new BufferedImage(w, h, bufImage.getType()); } Graphics2D g2d = out.createGraphics(); Map renderingHints = new HashMap(); renderingHints.put(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY); renderingHints.put(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC); g2d.setRenderingHints(renderingHints); g2d.rotate(Math.toRadians(degree)); switch (degree) { case 90: g2d.translate(0, -w); break; case 180: g2d.translate(-w, -h); break; case 270: g2d.translate(-h, 0); break; } g2d.drawImage(bufImage, null, 0, 0); g2d.dispose(); return out; }