Example usage for java.awt.image ComponentColorModel ComponentColorModel

Introduction

In this page you can find the example usage for java.awt.image ComponentColorModel ComponentColorModel.

Prototype

public ComponentColorModel(ColorSpace colorSpace, int[] bits, boolean hasAlpha, boolean isAlphaPremultiplied,
        int transparency, int transferType) 

Source Link

Document

Constructs a ComponentColorModel from the specified parameters.

Usage

From source file:org.shaman.terrain.polygonal.GraphToHeightmap.java

private void saveMatrix(float[][] matrix, String filename, float min, float max) {
    byte[] buffer = new byte[size * size];
    int i = 0;//  w  ww . j av  a 2 s  .co m
    for (int x = 0; x < size; ++x) {
        for (int y = 0; y < size; ++y) {
            buffer[i] = (byte) ((matrix[x][y] - min) * 255 / (max - min));
            i++;
        }
    }
    ColorSpace cs = ColorSpace.getInstance(ColorSpace.CS_GRAY);
    int[] nBits = { 8 };
    ColorModel cm = new ComponentColorModel(cs, nBits, false, true, Transparency.OPAQUE, DataBuffer.TYPE_BYTE);
    SampleModel sm = cm.createCompatibleSampleModel(size, size);
    DataBufferByte db = new DataBufferByte(buffer, size * size);
    WritableRaster raster = Raster.createWritableRaster(sm, db, null);
    BufferedImage result = new BufferedImage(cm, raster, false, null);
    try {
        ImageIO.write(result, "png", new File(filename));
    } catch (IOException ex) {
        Logger.getLogger(SketchTerrain.class.getName()).log(Level.SEVERE, null, ex);
    }
}

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From source file:org.shaman.terrain.polygonal.GraphToHeightmap.java

private void saveColorMatrix(float[][][] matrix, String filename, float min, float max) {
    byte[] buffer = new byte[size * size * 3];
    int i = 0;/*ww w  . j a  va 2  s. co  m*/
    for (int x = 0; x < size; ++x) {
        for (int y = 0; y < size; ++y) {
            buffer[i] = (byte) ((matrix[x][y][0] - min) * 255 / (max - min));
            i++;
            buffer[i] = (byte) ((matrix[x][y][1] - min) * 255 / (max - min));
            i++;
            buffer[i] = (byte) ((matrix[x][y][2] - min) * 255 / (max - min));
            i++;
        }
    }
    ColorSpace cs = ColorSpace.getInstance(ColorSpace.CS_LINEAR_RGB);
    int[] nBits = { 8, 8, 8 };
    ColorModel cm = new ComponentColorModel(cs, nBits, false, true, Transparency.OPAQUE, DataBuffer.TYPE_BYTE);
    SampleModel sm = cm.createCompatibleSampleModel(size, size);
    DataBufferByte db = new DataBufferByte(buffer, size * size * 3);
    WritableRaster raster = Raster.createWritableRaster(sm, db, null);
    BufferedImage result = new BufferedImage(cm, raster, false, null);
    try {
        ImageIO.write(result, "png", new File(filename));
    } catch (IOException ex) {
        Logger.getLogger(SketchTerrain.class.getName()).log(Level.SEVERE, null, ex);
    }
}

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From source file:TextureByReference.java

public static BufferedImage convertToCustomRGBA(BufferedImage bImage) {
    if (bImage.getType() != BufferedImage.TYPE_INT_ARGB) {
        ImageOps.convertImage(bImage, BufferedImage.TYPE_INT_ARGB);
    }/*from  www  .  j  a  v a2 s. c  om*/

    int width = bImage.getWidth();
    int height = bImage.getHeight();

    ColorSpace cs = ColorSpace.getInstance(ColorSpace.CS_sRGB);
    int[] nBits = { 8, 8, 8, 8 };
    ColorModel cm = new ComponentColorModel(cs, nBits, true, false, Transparency.OPAQUE, 0);
    int[] bandOffset = { 0, 1, 2, 3 };

    WritableRaster newRaster = Raster.createInterleavedRaster(DataBuffer.TYPE_BYTE, width, height, width * 4, 4,
            bandOffset, null);
    byte[] byteData = ((DataBufferByte) newRaster.getDataBuffer()).getData();
    Raster origRaster = bImage.getData();
    int[] pixel = new int[4];
    int k = 0;
    for (int j = 0; j < height; j++) {
        for (int i = 0; i < width; i++) {
            pixel = origRaster.getPixel(i, j, pixel);
            byteData[k++] = (byte) (pixel[0]);
            byteData[k++] = (byte) (pixel[1]);
            byteData[k++] = (byte) (pixel[2]);
            byteData[k++] = (byte) (pixel[3]);
        }
    }
    BufferedImage newImage = new BufferedImage(cm, newRaster, false, null);
    //  if (newImage.getType() == BufferedImage.TYPE_CUSTOM) {
    //    System.out.println("Type is custom");
    //  }
    return newImage;
}

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From source file:TextureByReference.java

public static BufferedImage convertToCustomRGB(BufferedImage bImage) {
    if (bImage.getType() != BufferedImage.TYPE_INT_ARGB) {
        ImageOps.convertImage(bImage, BufferedImage.TYPE_INT_ARGB);
    }/*www. ja  va2  s.com*/

    int width = bImage.getWidth();
    int height = bImage.getHeight();

    ColorSpace cs = ColorSpace.getInstance(ColorSpace.CS_sRGB);
    int[] nBits = { 8, 8, 8 };
    ColorModel cm = new ComponentColorModel(cs, nBits, false, false, Transparency.OPAQUE, 0);
    int[] bandOffset = { 0, 1, 2 };

    WritableRaster newRaster = Raster.createInterleavedRaster(DataBuffer.TYPE_BYTE, width, height, width * 3, 3,
            bandOffset, null);
    byte[] byteData = ((DataBufferByte) newRaster.getDataBuffer()).getData();
    Raster origRaster = bImage.getData();
    int[] pixel = new int[4];
    int k = 0;
    for (int j = 0; j < height; j++) {
        for (int i = 0; i < width; i++) {
            pixel = origRaster.getPixel(i, j, pixel);
            byteData[k++] = (byte) (pixel[0]);
            byteData[k++] = (byte) (pixel[1]);
            byteData[k++] = (byte) (pixel[2]);
        }
    }
    BufferedImage newImage = new BufferedImage(cm, newRaster, false, null);
    //  if (newImage.getType() == BufferedImage.TYPE_CUSTOM) {
    //    System.out.println("Type is custom");
    //  }
    return newImage;
}

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