Examples with IndexColorModel java.awt.image.IndexColorModel used on opensource projects

Example 6 with IndexColorModel

use of java.awt.image.IndexColorModel in project jdk8u_jdk by JetBrains.

the class RLECompressionTest method getTestImage.

private BufferedImage getTestImage(int type) {
    BufferedImage src = null;
    IndexColorModel icm = getTestColorModel(type);
    src = new BufferedImage(w, h, BufferedImage.TYPE_BYTE_INDEXED, icm);
    Graphics2D g = src.createGraphics();
    g.setColor(Color.white);
    g.fillRect(0, 0, w, h);
    g.dispose();
    return src;
}

Example 7 with IndexColorModel

use of java.awt.image.IndexColorModel in project jdk8u_jdk by JetBrains.

the class RLECompressionTest method getTestColorModel.

private IndexColorModel getTestColorModel(int type) {
    IndexColorModel icm = null;
    int bpp = 8;
    int size = 256;
    switch(type) {
        case TEST_RLE8:
            bpp = 8;
            size = 256;
            break;
        case TEST_RLE4:
            bpp = 4;
            size = 16;
            break;
        default:
            throw new IllegalArgumentException("Wrong test type: " + type);
    }
    byte[] palette = new byte[size * 3];
    for (int i = 0; i < usedColors.length; i++) {
        palette[3 * i] = (byte) (0xff & usedColors[i].getRed());
        palette[3 * i + 1] = (byte) (0xff & usedColors[i].getGreen());
        palette[3 * i + 2] = (byte) (0xff & usedColors[i].getBlue());
    }
    // rest of palette is black
    icm = new IndexColorModel(bpp, size, palette, 0, false);
    return icm;
}

Example 8 with IndexColorModel

use of java.awt.image.IndexColorModel in project jdk8u_jdk by JetBrains.

the class OddPaletteTest method createTestImage.

private static BufferedImage createTestImage(int paletteSize) {
    byte[] r = new byte[paletteSize];
    byte[] g = new byte[paletteSize];
    byte[] b = new byte[paletteSize];
    int shift = 256 / paletteSize;
    for (int i = 0; i < paletteSize; i++) {
        r[i] = g[i] = b[i] = (byte) (shift * i);
    }
    int numBits = getNumBits(paletteSize);
    System.out.println("num of bits " + numBits);
    IndexColorModel icm = new IndexColorModel(numBits, paletteSize, r, g, b);
    BufferedImage img = new BufferedImage(w, h, BufferedImage.TYPE_BYTE_INDEXED, icm);
    Graphics2D g2d = img.createGraphics();
    g2d.setColor(Color.white);
    g2d.fillRect(0, 0, w, h);
    g2d.setColor(Color.black);
    g2d.drawLine(0, 0, w, h);
    g2d.drawLine(0, h, w, 0);
    return img;
}

Example 9 with IndexColorModel

use of java.awt.image.IndexColorModel in project jdk8u_jdk by JetBrains.

the class TransparencyTest method main.

public static void main(String[] args) {
    System.out.println("Test indexed image...");
    IndexColorModel icm = createIndexedBitmaskColorModel();
    BufferedImage img = createIndexedImage(200, 200, icm);
    TransparencyTest t = new TransparencyTest(img);
    try {
        t.doTest();
    } catch (Exception e) {
        throw new RuntimeException("Test failed!", e);
    }
    System.out.println("Test passed.");
}

Example 10 with IndexColorModel

use of java.awt.image.IndexColorModel in project jdk8u_jdk by JetBrains.

the class DrawBitmaskToSurfaceTest method createTestImage.

private static Image createTestImage() {
    byte[] r = new byte[] { (byte) 0x00, (byte) 0x80, (byte) 0xff, (byte) 0xff };
    byte[] g = new byte[] { (byte) 0x00, (byte) 0x80, (byte) 0xff, (byte) 0x00 };
    byte[] b = new byte[] { (byte) 0x00, (byte) 0x80, (byte) 0xff, (byte) 0x00 };
    IndexColorModel icm = new IndexColorModel(2, 4, r, g, b, 3);
    BufferedImage img = new BufferedImage(100, 100, BufferedImage.TYPE_BYTE_INDEXED, icm);
    return img;
}