Java Code Examples for java.awt.image.BufferedImage#TYPE_BYTE_INDEXED
The following examples show how to use
java.awt.image.BufferedImage#TYPE_BYTE_INDEXED .
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Example 1
Source Project: jdk8u60 File: OpCompatibleImageTest.java License: GNU General Public License v2.0 | 6 votes |
public void doTest(int type) { System.out.println("Test for type " + describeType(type)); BufferedImage src = createTestImage(type); BufferedImage res = null; System.out.println("Testing null destination..."); try { res = op.filter(src, null); } catch (ImagingOpException e) { throw new RuntimeException("Test FAILED!", e); } if (res == null || ((src.getType() != BufferedImage.TYPE_BYTE_INDEXED) && (res.getType() != src.getType()))) { throw new RuntimeException("Test FAILED!"); } System.out.println("Test PASSED."); }
Example 2
Source Project: jdk8u60 File: OpCompatibleImageTest.java License: GNU General Public License v2.0 | 6 votes |
private static String describeType(int type) { switch(type) { case BufferedImage.TYPE_3BYTE_BGR: return "TYPE_3BYTE_BGR"; case BufferedImage.TYPE_4BYTE_ABGR: return "TYPE_4BYTE_ABGR"; case BufferedImage.TYPE_BYTE_GRAY: return "TYPE_BYTE_GRAY"; case BufferedImage.TYPE_INT_ARGB: return "TYPE_INT_ARGB"; case BufferedImage.TYPE_INT_BGR: return "TYPE_INT_BGR"; case BufferedImage.TYPE_INT_RGB: return "TYPE_INT_RGB"; case BufferedImage.TYPE_BYTE_INDEXED: return "TYPE_BYTE_INDEXED"; default: throw new RuntimeException("Test FAILED: unknown type " + type); } }
Example 3
Source Project: openjdk-8-source File: OpCompatibleImageTest.java License: GNU General Public License v2.0 | 6 votes |
public void doTest(int type) { System.out.println("Test for type " + describeType(type)); BufferedImage src = createTestImage(type); BufferedImage res = null; System.out.println("Testing null destination..."); try { res = op.filter(src, null); } catch (ImagingOpException e) { throw new RuntimeException("Test FAILED!", e); } if (res == null || ((src.getType() != BufferedImage.TYPE_BYTE_INDEXED) && (res.getType() != src.getType()))) { throw new RuntimeException("Test FAILED!"); } System.out.println("Test PASSED."); }
Example 4
Source Project: spring-boot File: MyImageUtils.java License: Apache License 2.0 | 6 votes |
/** * 生成产品关键特征 * * @param attribute * @param out * @throws java.io.IOException */ public static void MakeProductAttribute(String attribute, OutputStream out) throws IOException { int height = 22; BufferedImage bi = new BufferedImage(255, height, BufferedImage.TYPE_INT_RGB); Graphics2D g = (Graphics2D) bi.getGraphics(); Font mFont = new Font("宋体", Font.BOLD, 13); g.setFont(mFont); g.drawString(new String(attribute), 2, 19); FontMetrics fm = g.getFontMetrics(); int new_width = fm.charsWidth(attribute.toCharArray(), 0, attribute.length()) + 4; int new_height = fm.getHeight(); BufferedImage nbi = new BufferedImage(new_width, new_height, BufferedImage.TYPE_BYTE_INDEXED, icm); Graphics2D g2 = (Graphics2D) nbi.getGraphics(); g2.setColor(new Color(0, 0, 0, 0));// 透明 g2.fillRect(0, 0, new_width, new_height); g2.setFont(mFont); g2.setColor(new Color(200, 0, 0)); g2.drawString(attribute, 2, new_height - 4); ImageIO.write(nbi, "gif", out); }
Example 5
Source Project: jdk8u60 File: ShortHistogramTest.java License: GNU General Public License v2.0 | 6 votes |
protected BufferedImage createTestImage(int numColors) { IndexColorModel icm = createTestICM(numColors); int w = numColors * 10; int h = 20; BufferedImage img = new BufferedImage(w, h, BufferedImage.TYPE_BYTE_INDEXED, icm); Graphics2D g = img.createGraphics(); for (int i = 0; i < numColors; i++) { int rgb = icm.getRGB(i); //System.out.printf("pixel %d, rgb %x\n", i, rgb); g.setColor(new Color(rgb)); g.fillRect(i * 10, 0, w - i * 10, h); } g.dispose(); return img; }
Example 6
Source Project: openjdk-jdk9 File: OpCompatibleImageTest.java License: GNU General Public License v2.0 | 6 votes |
private static String describeType(int type) { switch(type) { case BufferedImage.TYPE_3BYTE_BGR: return "TYPE_3BYTE_BGR"; case BufferedImage.TYPE_4BYTE_ABGR: return "TYPE_4BYTE_ABGR"; case BufferedImage.TYPE_BYTE_GRAY: return "TYPE_BYTE_GRAY"; case BufferedImage.TYPE_INT_ARGB: return "TYPE_INT_ARGB"; case BufferedImage.TYPE_INT_BGR: return "TYPE_INT_BGR"; case BufferedImage.TYPE_INT_RGB: return "TYPE_INT_RGB"; case BufferedImage.TYPE_BYTE_INDEXED: return "TYPE_BYTE_INDEXED"; default: throw new RuntimeException("Test FAILED: unknown type " + type); } }
Example 7
Source Project: dragonwell8_jdk File: OpCompatibleImageTest.java License: GNU General Public License v2.0 | 6 votes |
private static String describeType(int type) { switch(type) { case BufferedImage.TYPE_3BYTE_BGR: return "TYPE_3BYTE_BGR"; case BufferedImage.TYPE_4BYTE_ABGR: return "TYPE_4BYTE_ABGR"; case BufferedImage.TYPE_BYTE_GRAY: return "TYPE_BYTE_GRAY"; case BufferedImage.TYPE_INT_ARGB: return "TYPE_INT_ARGB"; case BufferedImage.TYPE_INT_BGR: return "TYPE_INT_BGR"; case BufferedImage.TYPE_INT_RGB: return "TYPE_INT_RGB"; case BufferedImage.TYPE_BYTE_INDEXED: return "TYPE_BYTE_INDEXED"; default: throw new RuntimeException("Test FAILED: unknown type " + type); } }
Example 8
Source Project: openjdk-jdk8u-backup File: PaletteBuilder.java License: GNU General Public License v2.0 | 6 votes |
protected RenderedImage getIndexedImage() { IndexColorModel icm = getIndexColorModel(); BufferedImage dst = new BufferedImage(src.getWidth(), src.getHeight(), BufferedImage.TYPE_BYTE_INDEXED, icm); WritableRaster wr = dst.getRaster(); for (int y =0; y < dst.getHeight(); y++) { for (int x = 0; x < dst.getWidth(); x++) { Color aColor = getSrcColor(x,y); wr.setSample(x, y, 0, findColorIndex(root, aColor)); } } return dst; }
Example 9
Source Project: jdk8u_jdk File: OpCompatibleImageTest.java License: GNU General Public License v2.0 | 6 votes |
public void doTest(int type) { System.out.println("Test for type " + describeType(type)); BufferedImage src = createTestImage(type); BufferedImage res = null; System.out.println("Testing null destination..."); try { res = op.filter(src, null); } catch (ImagingOpException e) { throw new RuntimeException("Test FAILED!", e); } if (res == null || ((src.getType() != BufferedImage.TYPE_BYTE_INDEXED) && (res.getType() != src.getType()))) { throw new RuntimeException("Test FAILED!"); } System.out.println("Test PASSED."); }
Example 10
Source Project: openjdk-8-source File: GIFImageReader.java License: GNU General Public License v2.0 | 6 votes |
private static synchronized byte[] getDefaultPalette() { if (defaultPalette == null) { BufferedImage img = new BufferedImage(1, 1, BufferedImage.TYPE_BYTE_INDEXED); IndexColorModel icm = (IndexColorModel) img.getColorModel(); final int size = icm.getMapSize(); byte[] r = new byte[size]; byte[] g = new byte[size]; byte[] b = new byte[size]; icm.getReds(r); icm.getGreens(g); icm.getBlues(b); defaultPalette = new byte[size * 3]; for (int i = 0; i < size; i++) { defaultPalette[3 * i + 0] = r[i]; defaultPalette[3 * i + 1] = g[i]; defaultPalette[3 * i + 2] = b[i]; } } return defaultPalette; }
Example 11
Source Project: openjdk-8-source File: ShortHistogramTest.java License: GNU General Public License v2.0 | 6 votes |
protected BufferedImage createTestImage(int numColors) { IndexColorModel icm = createTestICM(numColors); int w = numColors * 10; int h = 20; BufferedImage img = new BufferedImage(w, h, BufferedImage.TYPE_BYTE_INDEXED, icm); Graphics2D g = img.createGraphics(); for (int i = 0; i < numColors; i++) { int rgb = icm.getRGB(i); //System.out.printf("pixel %d, rgb %x\n", i, rgb); g.setColor(new Color(rgb)); g.fillRect(i * 10, 0, w - i * 10, h); } g.dispose(); return img; }
Example 12
Source Project: openjdk-jdk8u-backup File: BMPSubsamplingTest.java License: GNU General Public License v2.0 | 6 votes |
private BufferedImage createIndexImage(int bpp) { // calculate palette size int psize = (1 << bpp); // prepare palette; byte[] r = new byte[psize]; byte[] g = new byte[psize]; byte[] b = new byte[psize]; for (int i = 0; i < colors.length; i++) { r[i] = (byte)(0xff & colors[i].getRed()); g[i] = (byte)(0xff & colors[i].getGreen()); b[i] = (byte)(0xff & colors[i].getBlue()); } // now prepare appropriate index clor model IndexColorModel icm = new IndexColorModel(bpp, psize, r, g, b); return new BufferedImage(w, h, BufferedImage.TYPE_BYTE_INDEXED, icm); }
Example 13
Source Project: jdk8u-jdk File: OpCompatibleImageTest.java License: GNU General Public License v2.0 | 6 votes |
private static String describeType(int type) { switch(type) { case BufferedImage.TYPE_3BYTE_BGR: return "TYPE_3BYTE_BGR"; case BufferedImage.TYPE_4BYTE_ABGR: return "TYPE_4BYTE_ABGR"; case BufferedImage.TYPE_BYTE_GRAY: return "TYPE_BYTE_GRAY"; case BufferedImage.TYPE_INT_ARGB: return "TYPE_INT_ARGB"; case BufferedImage.TYPE_INT_BGR: return "TYPE_INT_BGR"; case BufferedImage.TYPE_INT_RGB: return "TYPE_INT_RGB"; case BufferedImage.TYPE_BYTE_INDEXED: return "TYPE_BYTE_INDEXED"; default: throw new RuntimeException("Test FAILED: unknown type " + type); } }
Example 14
Source Project: openjdk-8-source File: BMPSubsamplingTest.java License: GNU General Public License v2.0 | 5 votes |
private String getImageTypeName(int t) { switch(t) { case BufferedImage.TYPE_INT_RGB: return "TYPE_INT_RGB"; case BufferedImage.TYPE_INT_BGR: return "TYPE_INT_BGR"; case TYPE_INT_GRB: return "TYPE_INT_GRB"; case TYPE_INT_GBR: return "TYPE_INT_GBR"; case TYPE_INT_RBG: return "TYPE_INT_RBG"; case TYPE_INT_BRG: return "TYPE_INT_BRG"; case BufferedImage.TYPE_USHORT_555_RGB: return "TYPE_USHORT_555_RGB"; case BufferedImage.TYPE_USHORT_565_RGB: return "TYPE_USHORT_565_RGB"; case TYPE_USHORT_555_GRB: return "TYPE_USHORT_555_GRB"; case TYPE_USHORT_555_BGR: return "TYPE_USHORT_555_BGR"; case TYPE_USHORT_565_BGR: return "TYPE_USHORT_565_BGR"; case BufferedImage.TYPE_3BYTE_BGR: return "TYPE_3BYTE_BGR"; case TYPE_3BYTE_RGB: return "TYPE_3BYTE_RGB"; case TYPE_3BYTE_GRB: return "TYPE_3BYTE_GRB"; case BufferedImage.TYPE_BYTE_INDEXED: return "TYPE_BYTE_INDEXED"; case TYPE_4BPP_INDEXED: return "TYPE_BYTE_INDEXED (4bpp)"; default: throw new IllegalArgumentException("Unknown image type: " + t); } }
Example 15
Source Project: openjdk-jdk9 File: WriterReuseTest.java License: GNU General Public License v2.0 | 5 votes |
public static BufferedImage createTestImage() { BufferedImage img = new BufferedImage(100, 100, BufferedImage.TYPE_BYTE_INDEXED); Graphics g = img.createGraphics(); g.setColor(Color.black); g.fillRect(0, 0, 100, 100); g.setColor(Color.white); g.fillRect(10, 10, 80, 80); return img; }
Example 16
Source Project: maven-framework-project File: TextImageUtils.java License: MIT License | 5 votes |
static IndexColorModel createIndexColorModel() { BufferedImage ex = new BufferedImage(1, 1, BufferedImage.TYPE_BYTE_INDEXED); IndexColorModel icm = (IndexColorModel) ex.getColorModel(); int SIZE = 256; byte[] r = new byte[SIZE]; byte[] g = new byte[SIZE]; byte[] b = new byte[SIZE]; byte[] a = new byte[SIZE]; icm.getReds(r); icm.getGreens(g); icm.getBlues(b); java.util.Arrays.fill(a, (byte)255); r[0] = g[0] = b[0] = a[0] = 0; //transparent return new IndexColorModel(8, SIZE, r, g, b, a); }
Example 17
Source Project: openjdk-8 File: PixelTests.java License: GNU General Public License v2.0 | 4 votes |
public static void init() { pixelroot = new Group("pixel", "Pixel Access Benchmarks"); pixeloptroot = new Group(pixelroot, "opts", "Pixel Access Options"); doRenderTo = new Option.Toggle(pixeloptroot, "renderto", "Render to Image before test", Option.Toggle.Off); doRenderFrom = new Option.Toggle(pixeloptroot, "renderfrom", "Render from Image before test", Option.Toggle.Off); // BufferedImage Sources bufimgsrcroot = new Group.EnableSet(pixelroot, "src", "BufferedImage Sources"); new BufImg(BufferedImage.TYPE_BYTE_BINARY, 1); new BufImg(BufferedImage.TYPE_BYTE_BINARY, 2); new BufImg(BufferedImage.TYPE_BYTE_BINARY, 4); new BufImg(BufferedImage.TYPE_BYTE_INDEXED); new BufImg(BufferedImage.TYPE_BYTE_GRAY); new BufImg(BufferedImage.TYPE_USHORT_555_RGB); new BufImg(BufferedImage.TYPE_USHORT_565_RGB); new BufImg(BufferedImage.TYPE_USHORT_GRAY); new BufImg(BufferedImage.TYPE_3BYTE_BGR); new BufImg(BufferedImage.TYPE_4BYTE_ABGR); new BufImg(BufferedImage.TYPE_INT_RGB); new BufImg(BufferedImage.TYPE_INT_BGR); new BufImg(BufferedImage.TYPE_INT_ARGB); // BufferedImage Tests bufimgtestroot = new Group(pixelroot, "bimgtests", "BufferedImage Tests"); new BufImgTest.GetRGB(); new BufImgTest.SetRGB(); // Raster Tests rastertestroot = new Group(pixelroot, "rastests", "Raster Tests"); new RasTest.GetDataElements(); new RasTest.SetDataElements(); new RasTest.GetPixel(); new RasTest.SetPixel(); // DataBuffer Tests dbtestroot = new Group(pixelroot, "dbtests", "DataBuffer Tests"); new DataBufTest.GetElem(); new DataBufTest.SetElem(); }
Example 18
Source Project: JavaAV File: Image.java License: GNU General Public License v2.0 | 4 votes |
public static PixelFormat getPixelFormat(BufferedImage image) { switch (image.getType()) { case BufferedImage.TYPE_3BYTE_BGR: return PixelFormat.BGR24; case BufferedImage.TYPE_4BYTE_ABGR: case BufferedImage.TYPE_4BYTE_ABGR_PRE: return PixelFormat.ABGR; case BufferedImage.TYPE_BYTE_BINARY: return PixelFormat.RGB444; case BufferedImage.TYPE_BYTE_INDEXED: return PixelFormat.RGB555; case BufferedImage.TYPE_BYTE_GRAY: return PixelFormat.GRAY8; case BufferedImage.TYPE_INT_ARGB: case BufferedImage.TYPE_INT_ARGB_PRE: return PixelFormat.ARGB; case BufferedImage.TYPE_INT_RGB: return PixelFormat.RGB24; case BufferedImage.TYPE_USHORT_GRAY: return PixelFormat.GRAY16; case BufferedImage.TYPE_USHORT_555_RGB: return PixelFormat.RGB555; case BufferedImage.TYPE_USHORT_565_RGB: return PixelFormat.RGB565; case BufferedImage.TYPE_CUSTOM: return null; default: return null; } }
Example 19
Source Project: jdk1.8-source-analysis File: ImageTypeSpecifier.java License: Apache License 2.0 | 3 votes |
/** * Returns an <code>ImageTypeSpecifier</code> that encodes * one of the standard <code>BufferedImage</code> types * (other than <code>TYPE_CUSTOM</code>). * * @param bufferedImageType an int representing one of the standard * <code>BufferedImage</code> types. * * @return an <code>ImageTypeSpecifier</code> with the desired * characteristics. * * @exception IllegalArgumentException if * <code>bufferedImageType</code> is not one of the standard * types, or is equal to <code>TYPE_CUSTOM</code>. * * @see java.awt.image.BufferedImage * @see java.awt.image.BufferedImage#TYPE_INT_RGB * @see java.awt.image.BufferedImage#TYPE_INT_ARGB * @see java.awt.image.BufferedImage#TYPE_INT_ARGB_PRE * @see java.awt.image.BufferedImage#TYPE_INT_BGR * @see java.awt.image.BufferedImage#TYPE_3BYTE_BGR * @see java.awt.image.BufferedImage#TYPE_4BYTE_ABGR * @see java.awt.image.BufferedImage#TYPE_4BYTE_ABGR_PRE * @see java.awt.image.BufferedImage#TYPE_USHORT_565_RGB * @see java.awt.image.BufferedImage#TYPE_USHORT_555_RGB * @see java.awt.image.BufferedImage#TYPE_BYTE_GRAY * @see java.awt.image.BufferedImage#TYPE_USHORT_GRAY * @see java.awt.image.BufferedImage#TYPE_BYTE_BINARY * @see java.awt.image.BufferedImage#TYPE_BYTE_INDEXED */ public static ImageTypeSpecifier createFromBufferedImageType(int bufferedImageType) { if (bufferedImageType >= BufferedImage.TYPE_INT_RGB && bufferedImageType <= BufferedImage.TYPE_BYTE_INDEXED) { return getSpecifier(bufferedImageType); } else if (bufferedImageType == BufferedImage.TYPE_CUSTOM) { throw new IllegalArgumentException("Cannot create from TYPE_CUSTOM!"); } else { throw new IllegalArgumentException("Invalid BufferedImage type!"); } }
Example 20
Source Project: Bytecoder File: ImageTypeSpecifier.java License: Apache License 2.0 | 3 votes |
/** * Returns an {@code ImageTypeSpecifier} that encodes * one of the standard {@code BufferedImage} types * (other than {@code TYPE_CUSTOM}). * * @param bufferedImageType an int representing one of the standard * {@code BufferedImage} types. * * @return an {@code ImageTypeSpecifier} with the desired * characteristics. * * @exception IllegalArgumentException if * {@code bufferedImageType} is not one of the standard * types, or is equal to {@code TYPE_CUSTOM}. * * @see java.awt.image.BufferedImage * @see java.awt.image.BufferedImage#TYPE_INT_RGB * @see java.awt.image.BufferedImage#TYPE_INT_ARGB * @see java.awt.image.BufferedImage#TYPE_INT_ARGB_PRE * @see java.awt.image.BufferedImage#TYPE_INT_BGR * @see java.awt.image.BufferedImage#TYPE_3BYTE_BGR * @see java.awt.image.BufferedImage#TYPE_4BYTE_ABGR * @see java.awt.image.BufferedImage#TYPE_4BYTE_ABGR_PRE * @see java.awt.image.BufferedImage#TYPE_USHORT_565_RGB * @see java.awt.image.BufferedImage#TYPE_USHORT_555_RGB * @see java.awt.image.BufferedImage#TYPE_BYTE_GRAY * @see java.awt.image.BufferedImage#TYPE_USHORT_GRAY * @see java.awt.image.BufferedImage#TYPE_BYTE_BINARY * @see java.awt.image.BufferedImage#TYPE_BYTE_INDEXED */ public static ImageTypeSpecifier createFromBufferedImageType(int bufferedImageType) { if (bufferedImageType >= BufferedImage.TYPE_INT_RGB && bufferedImageType <= BufferedImage.TYPE_BYTE_INDEXED) { return getSpecifier(bufferedImageType); } else if (bufferedImageType == BufferedImage.TYPE_CUSTOM) { throw new IllegalArgumentException("Cannot create from TYPE_CUSTOM!"); } else { throw new IllegalArgumentException("Invalid BufferedImage type!"); } }