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

Example 6 with ColorModel

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

the class WBMPPluginTest method compare.

private boolean compare(BufferedImage in, BufferedImage out) {
    int width = in.getWidth();
    int height = in.getHeight();
    if (out.getWidth() != width || out.getHeight() != height) {
        throw new RuntimeException("Dimensions changed!");
    }
    Raster oldras = in.getRaster();
    ColorModel oldcm = in.getColorModel();
    Raster newras = out.getRaster();
    ColorModel newcm = out.getColorModel();
    for (int j = 0; j < height; j++) {
        for (int i = 0; i < width; i++) {
            Object oldpixel = oldras.getDataElements(i, j, null);
            int oldrgb = oldcm.getRGB(oldpixel);
            int oldalpha = oldcm.getAlpha(oldpixel);
            Object newpixel = newras.getDataElements(i, j, null);
            int newrgb = newcm.getRGB(newpixel);
            int newalpha = newcm.getAlpha(newpixel);
            if (newrgb != oldrgb || newalpha != oldalpha) {
                throw new RuntimeException("Pixels differ at " + i + ", " + j);
            }
        }
    }
    return true;
}

Example 7 with ColorModel

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

the class PngDitDepthTest method main.

public static void main(String[] args) throws IIOInvalidTreeException {
    // getting the writer for the png format
    Iterator iter = ImageIO.getImageWritersByFormatName("png");
    ImageWriter writer = (ImageWriter) iter.next();
    // creating a color model
    ColorModel colorModel = ColorModel.getRGBdefault();
    // creating a sample model
    SampleModel sampleModel = colorModel.createCompatibleSampleModel(640, 480);
    // creating a default metadata object
    IIOMetadata metaData = writer.getDefaultImageMetadata(new ImageTypeSpecifier(colorModel, sampleModel), null);
    String formatName = metaData.getNativeMetadataFormatName();
    // first call
    Node metaDataNode = metaData.getAsTree(formatName);
    try {
        metaData.setFromTree(formatName, metaDataNode);
    } catch (Exception ex) {
        ex.printStackTrace();
    }
    // second call (bitdepht is already set to an invalid value)
    metaDataNode = metaData.getAsTree(formatName);
    metaData.setFromTree(formatName, metaDataNode);
}

Example 8 with ColorModel

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

the class BMPWriteParamTest method compare.

private static boolean compare(final BufferedImage in, final BufferedImage out) {
    final int width = in.getWidth();
    int height = in.getHeight();
    if (out.getWidth() != width || out.getHeight() != height) {
        throw new RuntimeException("Dimensions changed!");
    }
    Raster oldras = in.getRaster();
    ColorModel oldcm = in.getColorModel();
    Raster newras = out.getRaster();
    ColorModel newcm = out.getColorModel();
    for (int j = 0; j < height; j++) {
        for (int i = 0; i < width; i++) {
            Object oldpixel = oldras.getDataElements(i, j, null);
            int oldrgb = oldcm.getRGB(oldpixel);
            int oldalpha = oldcm.getAlpha(oldpixel);
            Object newpixel = newras.getDataElements(i, j, null);
            int newrgb = newcm.getRGB(newpixel);
            int newalpha = newcm.getAlpha(newpixel);
            if (newrgb != oldrgb || newalpha != oldalpha) {
                // showDiff(in, out);
                throw new RuntimeException("Pixels differ at " + i + ", " + j + " new = " + Integer.toHexString(newrgb) + " old = " + Integer.toHexString(oldrgb));
            }
        }
    }
    return true;
}

Example 9 with ColorModel

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

the class NoExtraBytesTest method createTestImage.

private static BufferedImage createTestImage(int type) {
    BufferedImage dst = null;
    ColorModel colorModel = null;
    WritableRaster raster = null;
    ColorSpace cs = null;
    System.out.println("Create image for " + getImageTypeName(type));
    switch(type) {
        case TYPE_INT_GRB:
            colorModel = new DirectColorModel(24, 0x0000ff00, 0x00ff0000, 0x000000ff);
            break;
        case TYPE_INT_GBR:
            colorModel = new DirectColorModel(24, 0x000000ff, 0x00ff0000, 0x0000ff00);
            break;
        case TYPE_INT_RBG:
            colorModel = new DirectColorModel(24, 0x00ff0000, 0x000000ff, 0x0000ff00);
            break;
        case TYPE_INT_BRG:
            colorModel = new DirectColorModel(24, 0x0000ff00, 0x000000ff, 0x00ff0000);
            break;
        case TYPE_INT_555_GRB:
            colorModel = new DirectColorModel(24, 0x0000001F, 0x000003e0, 0x00007c00);
            break;
        case TYPE_3BYTE_RGB:
            cs = ColorSpace.getInstance(ColorSpace.CS_sRGB);
            int[] nBits = { 8, 8, 8 };
            int[] bOffs = { 0, 1, 2 };
            colorModel = new ComponentColorModel(cs, nBits, false, false, Transparency.OPAQUE, DataBuffer.TYPE_BYTE);
            raster = Raster.createInterleavedRaster(DataBuffer.TYPE_BYTE, w, h, w * 3, 3, bOffs, null);
            break;
        case TYPE_3BYTE_GRB:
            cs = ColorSpace.getInstance(ColorSpace.CS_sRGB);
            //nBits = {8, 8, 8};
            //bOffs = {0, 1, 2};
            colorModel = new ComponentColorModel(cs, new int[] { 8, 8, 8 }, false, false, Transparency.OPAQUE, DataBuffer.TYPE_BYTE);
            raster = Raster.createInterleavedRaster(DataBuffer.TYPE_BYTE, w, h, w * 3, 3, new int[] { 1, 0, 2 }, null);
            break;
        default:
            dst = new BufferedImage(w, h, type);
    }
    if (dst == null) {
        if (raster == null) {
            raster = colorModel.createCompatibleWritableRaster(w, h);
        }
        dst = new BufferedImage(colorModel, raster, false, null);
    }
    Graphics g = dst.createGraphics();
    for (int i = 0; i < usedColors.length; i++) {
        g.setColor(usedColors[i]);
        g.fillRect(i * dx, 0, dx, h);
    }
    g.dispose();
    return dst;
}

Example 10 with ColorModel

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

the class Write3ByteBgrTest method createTestImage.

private static BufferedImage createTestImage(int type, Color c) {
    BufferedImage i = null;
    if (type == BufferedImage.TYPE_CUSTOM) {
        WritableRaster wr = Raster.createBandedRaster(DataBuffer.TYPE_BYTE, width, height, // scanlineStride
        width, // bankIndices[],
        new int[] { 0, 1, 2 }, // bankOffsets[],
        new int[] { 1, 2, 0 }, null);
        ColorSpace cs = ColorSpace.getInstance(ColorSpace.CS_sRGB);
        ColorModel cm = new ComponentColorModel(cs, new int[] { 8, 8, 8 }, false, false, ColorModel.OPAQUE, DataBuffer.TYPE_BYTE);
        i = new BufferedImage(cm, wr, false, null);
    } else {
        i = new BufferedImage(width, height, type);
    }
    Graphics2D g = i.createGraphics();
    g.setColor(c);
    g.fillRect(0, 0, width, height);
    g.setColor(Color.white);
    g.drawRect(10, 10, width - 20, height - 20);
    return i;
}