Example usage for java.awt.image ConvolveOp EDGE_NO

Introduction

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

Prototype

int EDGE_NO_OP

To view the source code for java.awt.image ConvolveOp EDGE_NO_OP.

Click Source Link

Document

Pixels at the edge of the source image are copied to the corresponding pixels in the destination without modification.

Usage

From source file:ConvolveApp.java

public void edgeDetect() {
    float data[] = { 1.0f, 0.0f, -1.0f, 1.0f, 0.0f, -1.0f, 1.0f, 0.0f, -1.0f };

    Kernel kernel = new Kernel(3, 3, data);
    ConvolveOp convolve = new ConvolveOp(kernel, ConvolveOp.EDGE_NO_OP, null);
    convolve.filter(biSrc, biDest);//from w  w  w. j  a  v  a  2s .c  o m

    bi = biDest;
}

From source file:Java2DExample.java

public BufferedImage processImage(BufferedImage image) {
    float[] sharpenMatrix = { 0.0f, -1.0f, 0.0f, -1.0f, 5.0f, -1.0f, 0.0f, -1.0f, 0.0f };
    BufferedImageOp sharpenFilter = new ConvolveOp(new Kernel(3, 3, sharpenMatrix), ConvolveOp.EDGE_NO_OP,
            null);// w  w w.  j av  a 2s .  com
    return sharpenFilter.filter(image, null);
}

From source file:ImageDrawingComponent.java

public void paint(Graphics g) {

    Graphics2D g2 = (Graphics2D) g;

    switch (opIndex) {
    case 0: /* copy */
        g.drawImage(bi, 0, 0, null);//from  w ww.j a  v a2 s  .c om
        break;

    case 1: /* scale up using coordinates */
        g.drawImage(bi, 0, 0, w, h, /* dst rectangle */
                0, 0, w / 2, h / 2, /* src area of image */
                null);
        break;

    case 2: /* scale down using transform */
        g2.drawImage(bi, AffineTransform.getScaleInstance(0.7, 0.7), null);
        break;

    case 3: /* scale up using transform Op and BICUBIC interpolation */
        AffineTransform at = AffineTransform.getScaleInstance(1.5, 1.5);
        AffineTransformOp aop = new AffineTransformOp(at, AffineTransformOp.TYPE_BICUBIC);
        g2.drawImage(bi, aop, 0, 0);
        break;

    case 4: /* low pass filter */
    case 5: /* sharpen */
        float[] data = (opIndex == 4) ? BLUR3x3 : SHARPEN3x3;
        ConvolveOp cop = new ConvolveOp(new Kernel(3, 3, data), ConvolveOp.EDGE_NO_OP, null);
        g2.drawImage(bi, cop, 0, 0);
        break;

    case 6: /* rescale */
        RescaleOp rop = new RescaleOp(1.1f, 20.0f, null);
        g2.drawImage(bi, rop, 0, 0);
        break;

    case 7: /* lookup */
        byte lut[] = new byte[256];
        for (int j = 0; j < 256; j++) {
            lut[j] = (byte) (256 - j);
        }
        ByteLookupTable blut = new ByteLookupTable(0, lut);
        LookupOp lop = new LookupOp(blut, null);
        g2.drawImage(bi, lop, 0, 0);
        break;

    default:
    }
}

From source file:editeurpanovisu.ReadWriteImage.java

/**
 *
 * @param img/*from ww w  .  ja v a2 s . com*/
 * @param destFile
 * @param quality
 * @param sharpen
 * @param sharpenLevel
 * @throws IOException
 */
public static void writeJpeg(Image img, String destFile, float quality, boolean sharpen, float sharpenLevel)
        throws IOException {
    sharpenMatrix = calculeSharpenMatrix(sharpenLevel);
    BufferedImage imageRGBSharpen = null;
    IIOImage iioImage = null;
    BufferedImage image = SwingFXUtils.fromFXImage(img, null); // Get buffered image.

    BufferedImage imageRGB = new BufferedImage(image.getWidth(), image.getHeight(), BufferedImage.OPAQUE); // Remove alpha-channel from buffered image.

    Graphics2D graphics = imageRGB.createGraphics();
    graphics.drawImage(image, 0, 0, null);
    if (sharpen) {
        imageRGBSharpen = new BufferedImage(image.getWidth(), image.getHeight(), BufferedImage.TYPE_INT_RGB);
        Kernel kernel = new Kernel(3, 3, sharpenMatrix);
        ConvolveOp cop = new ConvolveOp(kernel, ConvolveOp.EDGE_NO_OP, null);
        cop.filter(imageRGB, imageRGBSharpen);
    }
    ImageWriter writer = null;
    FileImageOutputStream output = null;
    try {
        writer = ImageIO.getImageWritersByFormatName("jpeg").next();
        ImageWriteParam param = writer.getDefaultWriteParam();
        param.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
        param.setCompressionQuality(quality);
        output = new FileImageOutputStream(new File(destFile));
        writer.setOutput(output);
        if (sharpen) {
            iioImage = new IIOImage(imageRGBSharpen, null, null);
        } else {
            iioImage = new IIOImage(imageRGB, null, null);
        }
        writer.write(null, iioImage, param);
    } catch (IOException ex) {
        throw ex;
    } finally {
        if (writer != null) {
            writer.dispose();
        }
        if (output != null) {
            output.close();
        }
    }
    graphics.dispose();
}

From source file:editeurpanovisu.ReadWriteImage.java

/**
 *
 * @param img//w  w  w  .  ja  va2s .c om
 * @param destFile
 * @param sharpen
 * @param sharpenLevel
 * @throws IOException
 */
public static void writeBMP(Image img, String destFile, boolean sharpen, float sharpenLevel)
        throws IOException {
    sharpenMatrix = calculeSharpenMatrix(sharpenLevel);
    BufferedImage imageRGBSharpen = null;
    IIOImage iioImage = null;

    BufferedImage image = SwingFXUtils.fromFXImage(img, null); // Get buffered image.
    BufferedImage imageRGB = new BufferedImage(image.getWidth(), image.getHeight(), BufferedImage.OPAQUE); // Remove alpha-channel from buffered image.

    Graphics2D graphics = imageRGB.createGraphics();
    graphics.drawImage(image, 0, 0, null);
    if (sharpen) {

        imageRGBSharpen = new BufferedImage(image.getWidth(), image.getHeight(), BufferedImage.TYPE_INT_RGB);
        Kernel kernel = new Kernel(3, 3, sharpenMatrix);
        ConvolveOp cop = new ConvolveOp(kernel, ConvolveOp.EDGE_NO_OP, null);
        cop.filter(imageRGB, imageRGBSharpen);
    }
    ImageWriter writer = null;
    FileImageOutputStream output = null;
    try {
        writer = ImageIO.getImageWritersByFormatName("bmp").next();
        ImageWriteParam param = writer.getDefaultWriteParam();
        output = new FileImageOutputStream(new File(destFile));
        writer.setOutput(output);
        if (sharpen) {
            iioImage = new IIOImage(imageRGBSharpen, null, null);
        } else {
            iioImage = new IIOImage(imageRGB, null, null);
        }
        writer.write(null, iioImage, param);
    } catch (IOException ex) {
        throw ex;
    } finally {
        if (writer != null) {
            writer.dispose();
        }
        if (output != null) {
            output.close();
        }
    }
    graphics.dispose();
}

From source file:editeurpanovisu.ReadWriteImage.java

/**
 *
 * @param img//from w w w. j av a 2 s  .c  o m
 * @param destFile
 * @param sharpen
 * @param sharpenLevel
 * @throws IOException
 */
public static void writePng(Image img, String destFile, boolean sharpen, float sharpenLevel)
        throws IOException {
    sharpenMatrix = calculeSharpenMatrix(sharpenLevel);
    BufferedImage imageRGBSharpen = null;
    IIOImage iioImage = null;
    BufferedImage image = SwingFXUtils.fromFXImage(img, null); // Get buffered image.
    BufferedImage imageRGB = new BufferedImage(image.getWidth(), image.getHeight(), BufferedImage.BITMASK);
    Graphics2D graphics = imageRGB.createGraphics();
    graphics.drawImage(image, 0, 0, null);
    if (sharpen) {
        imageRGBSharpen = new BufferedImage(image.getWidth(), image.getHeight(), BufferedImage.TYPE_INT_RGB);
        Kernel kernel = new Kernel(3, 3, sharpenMatrix);
        ConvolveOp cop = new ConvolveOp(kernel, ConvolveOp.EDGE_NO_OP, null);
        cop.filter(imageRGB, imageRGBSharpen);
    }
    ImageWriter writer = null;
    FileImageOutputStream output = null;
    try {
        writer = ImageIO.getImageWritersByFormatName("png").next();
        ImageWriteParam param = writer.getDefaultWriteParam();
        output = new FileImageOutputStream(new File(destFile));
        writer.setOutput(output);
        if (sharpen) {
            iioImage = new IIOImage(imageRGBSharpen, null, null);
        } else {
            iioImage = new IIOImage(imageRGB, null, null);
        }
        writer.write(null, iioImage, param);
    } catch (IOException ex) {
        throw ex;
    } finally {
        if (writer != null) {
            writer.dispose();
        }
        if (output != null) {
            output.close();
        }
    }
    graphics.dispose();
}

From source file:com.salesmanager.core.util.ProductImageUtil.java

public BufferedImage blurImage(BufferedImage image) {
    float ninth = 1.0f / 9.0f;
    float[] blurKernel = { ninth, ninth, ninth, ninth, ninth, ninth, ninth, ninth, ninth };
    Map<Key, Object> map = new HashMap<Key, Object>();
    map.put(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
    map.put(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
    map.put(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    RenderingHints hints = new RenderingHints(map);
    BufferedImageOp op = new ConvolveOp(new Kernel(3, 3, blurKernel), ConvolveOp.EDGE_NO_OP, hints);
    return op.filter(image, null);
}

From source file:org.sbs.util.ImageCompress.java

/**
 * gif/*from   w w w. j  a  v a 2  s  .  co m*/
 * 
 * @param originalFile
 *            
 * @param resizedFile
 *            ?
 * @param newWidth
 *            
 * @param newHeight
 *             -1?
 * @param quality
 *             ()
 * @throws IOException
 */
public void resize(File originalFile, File resizedFile, int newWidth, int newHeight, float quality)
        throws IOException {
    if (quality < 0 || quality > 1) {
        throw new IllegalArgumentException("Quality has to be between 0 and 1");
    }
    ImageIcon ii = new ImageIcon(originalFile.getCanonicalPath());
    Image i = ii.getImage();
    Image resizedImage = null;
    int iWidth = i.getWidth(null);
    int iHeight = i.getHeight(null);
    if (newHeight == -1) {
        if (iWidth > iHeight) {
            resizedImage = i.getScaledInstance(newWidth, (newWidth * iHeight) / iWidth, Image.SCALE_SMOOTH);
        } else {
            resizedImage = i.getScaledInstance((newWidth * iWidth) / iHeight, newWidth, Image.SCALE_SMOOTH);
        }
    } else {
        resizedImage = i.getScaledInstance(newWidth, newHeight, Image.SCALE_SMOOTH);
    }
    // This code ensures that all the pixels in the image are loaded.
    Image temp = new ImageIcon(resizedImage).getImage();
    // Create the buffered image.
    BufferedImage bufferedImage = new BufferedImage(temp.getWidth(null), temp.getHeight(null),
            BufferedImage.TYPE_INT_RGB);
    // Copy image to buffered image.
    Graphics g = bufferedImage.createGraphics();
    // Clear background and paint the image.
    g.setColor(Color.white);
    g.fillRect(0, 0, temp.getWidth(null), temp.getHeight(null));
    g.drawImage(temp, 0, 0, null);
    g.dispose();
    // Soften.
    float softenFactor = 0.05f;
    float[] softenArray = { 0, softenFactor, 0, softenFactor, 1 - (softenFactor * 4), softenFactor, 0,
            softenFactor, 0 };
    Kernel kernel = new Kernel(3, 3, softenArray);
    ConvolveOp cOp = new ConvolveOp(kernel, ConvolveOp.EDGE_NO_OP, null);
    bufferedImage = cOp.filter(bufferedImage, null);
    // Write the jpeg to a file.
    FileOutputStream out = FileUtils.openOutputStream(resizedFile);
    // Encodes image as a JPEG data stream
    JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out);
    JPEGEncodeParam param = encoder.getDefaultJPEGEncodeParam(bufferedImage);
    param.setQuality(quality, true);
    encoder.setJPEGEncodeParam(param);
    encoder.encode(bufferedImage);
}

From source file:qupath.lib.algorithms.color.EstimateStainVectors.java

/**
 * Smooth out compression artefacts by running 3x3 filter twice (roughly approximates a small Gaussian filter).
 * //from  ww  w.ja  va  2  s .  c o  m
 * @param img
 * @return
 */
public static BufferedImage smoothImage(final BufferedImage img) {
    ConvolveOp op = new ConvolveOp(new Kernel(3, 3,
            new float[] { 1f / 9f, 1f / 9f, 1f / 9f, 1f / 9f, 1f / 9f, 1f / 9f, 1f / 9f, 1f / 9f, 1f / 9f }),
            ConvolveOp.EDGE_NO_OP, null);
    BufferedImage img2 = op.filter(img, null);
    return op.filter(img2, null);
}

From source file:rega.genotype.ui.util.GenotypeLib.java

public static void scalePNG(File in, File out, double perc) throws IOException {
    Image i = ImageIO.read(in);
    Image resizedImage = null;/*  www  .j a v  a2  s .  c  om*/

    int newWidth = (int) (i.getWidth(null) * perc / 100.0);
    int newHeight = (int) (i.getHeight(null) * perc / 100.0);

    resizedImage = i.getScaledInstance(newWidth, newHeight, Image.SCALE_SMOOTH);

    // This code ensures that all the pixels in the image are loaded.
    Image temp = new ImageIcon(resizedImage).getImage();

    // Create the buffered image.
    BufferedImage bufferedImage = new BufferedImage(temp.getWidth(null), temp.getHeight(null),
            BufferedImage.TYPE_INT_RGB);

    // Copy image to buffered image.
    Graphics g = bufferedImage.createGraphics();

    // Clear background and paint the image.
    g.setColor(Color.white);
    g.fillRect(0, 0, temp.getWidth(null), temp.getHeight(null));
    g.drawImage(temp, 0, 0, null);
    g.dispose();

    // Soften.
    float softenFactor = 0.05f;
    float[] softenArray = { 0, softenFactor, 0, softenFactor, 1 - (softenFactor * 4), softenFactor, 0,
            softenFactor, 0 };
    Kernel kernel = new Kernel(3, 3, softenArray);
    ConvolveOp cOp = new ConvolveOp(kernel, ConvolveOp.EDGE_NO_OP, null);
    bufferedImage = cOp.filter(bufferedImage, null);

    ImageIO.write(bufferedImage, "png", out);
}

Example usage for java.awt.image ConvolveOp EDGE_NO_OP

Introduction

Prototype

Document

Usage