Example usage for java.awt.image BufferedImage getType

Introduction

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

Prototype

public int getType() 

Source Link

Document

Returns the image type.

Usage

From source file:de.bund.bfr.jung.JungUtils.java

private static Paint mixWith(Paint paint, Color mix) {
    if (paint instanceof Color) {
        Color c = (Color) paint;

        return new Color((c.getRed() + mix.getRed()) / 2, (c.getGreen() + mix.getGreen()) / 2,
                (c.getBlue() + mix.getBlue()) / 2, (c.getAlpha() + mix.getAlpha()) / 2);
    } else if (paint instanceof TexturePaint) {
        BufferedImage texture = ((TexturePaint) paint).getImage();
        BufferedImage mixed = new BufferedImage(texture.getWidth(), texture.getHeight(), texture.getType());

        for (int x = 0; x < texture.getWidth(); x++) {
            for (int y = 0; y < texture.getHeight(); y++) {
                mixed.setRGB(x, y, ((Color) mixWith(new Color(texture.getRGB(x, y)), mix)).getRGB());
            }//from ww w.ja v  a2 s  .  co m
        }

        return new TexturePaint(mixed, new Rectangle(mixed.getWidth(), mixed.getHeight()));
    } else {
        return paint;
    }
}

---

From source file:es.logongas.util.seguridad.CodigoVerificacionSeguro.java

/**
 * Esta funcin se aplica pq para imagenes muy grandes no reconoce el cdigo
 * QR/*from   ww  w.  j  a  v a2 s  .  com*/
 *
 * @param originalImage La imagen original
 * @param f El factor de escalado
 * @return La iamgen reescalada.
 */
private static BufferedImage resizeImage(BufferedImage originalImage, double f) {
    int ancho = (int) (((double) originalImage.getWidth()) * f);
    int alto = (int) (((double) originalImage.getHeight()) * f);
    int type = originalImage.getType() == 0 ? BufferedImage.TYPE_INT_ARGB : originalImage.getType();
    BufferedImage resizedImage = new BufferedImage(ancho, alto, type);
    Graphics2D g = resizedImage.createGraphics();
    g.drawImage(originalImage, 0, 0, ancho, alto, null);
    g.dispose();

    return resizedImage;
}

---

From source file:com.fluidops.iwb.deepzoom.DZConvert.java

static int getType(BufferedImage img) {
    if (img.getType() == BufferedImage.TYPE_CUSTOM)
        return BufferedImage.TYPE_INT_ARGB_PRE;
    else//from w w w  . j a  v  a2  s. c om
        return img.getType();
}

---

From source file:com.alvermont.terraj.stargen.ui.UIUtils.java

/**
 * Combine a list of images horizontally into one new image.
 * //from  www  . j  a v a 2 s .c  o  m
 * @param images The list of images to be combined
 * @return A new image, as wide horizontally as the sum of the input images,
 * containing all the input images
 */
public static BufferedImage combineImagesHorizontal(List<BufferedImage> images) {
    int imageType = -1;
    int height = 0;
    int width = 0;

    // first work out the sizing and image type, we assume the images
    // are all compatible.

    for (BufferedImage image : images) {
        if (imageType == -1) {
            imageType = image.getType();
        }

        width += image.getWidth();

        height = Math.max(height, image.getHeight());
    }

    // create the new image and clear it to black

    BufferedImage bi = new BufferedImage(width, height, imageType);

    Graphics2D g = bi.createGraphics();
    g.setColor(Color.BLACK);
    g.fillRect(0, 0, width, height);

    // merge the images into the new one

    int xpos = 0;

    for (BufferedImage image : images) {
        int ypos = (height - image.getHeight()) / 2;

        g.drawImage(image, xpos, ypos, null);

        xpos += image.getWidth();
    }

    return bi;
}

---

From source file:com.fengduo.bee.service.impl.file.FileServiceImpl.java

/**
 * ?//from   w  ww.j  av  a2  s  . c o m
 * 
 * @param source
 * @param targetW
 * @param targetH
 * @param ifScaling ?
 * @return
 */
public static BufferedImage resize(BufferedImage source, int targetW, int targetH, boolean ifScaling) {
    // targetWtargetH
    int type = source.getType();
    BufferedImage target = null;
    double sx = (double) targetW / source.getWidth();
    double sy = (double) targetH / source.getHeight();
    // targetWtargetH??,?if else???
    if (ifScaling) {
        if (sx > sy) {
            sx = sy;
            targetW = (int) (sx * source.getWidth());
        } else {
            sy = sx;
            targetH = (int) (sy * source.getHeight());
        }
    }
    if (type == BufferedImage.TYPE_CUSTOM) { // handmade
        ColorModel cm = source.getColorModel();
        WritableRaster raster = cm.createCompatibleWritableRaster(targetW, targetH);
        boolean alphaPremultiplied = cm.isAlphaPremultiplied();
        target = new BufferedImage(cm, raster, alphaPremultiplied, null);
    } else
        target = new BufferedImage(targetW, targetH, type);
    Graphics2D g = target.createGraphics();
    // smoother than exlax:
    g.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
    g.drawRenderedImage(source, AffineTransform.getScaleInstance(sx, sy));
    g.dispose();
    return target;
}

---

From source file:com.reydentx.core.common.PhotoUtils.java

public static byte[] scaleBufferedImage(boolean isPNG, BufferedImage originalImage, int x, int y, int width,
        int height) {
    byte[] imageFinal = null;
    try {/*  w  ww  . j  ava2s.  c  om*/
        if (originalImage != null) {
            int type = (originalImage.getType() == 0) ? BufferedImage.TYPE_INT_ARGB : originalImage.getType();
            BufferedImage resizedImage = new BufferedImage(width, height, type);
            Graphics2D g = resizedImage.createGraphics();
            ByteArrayOutputStream outstream = new ByteArrayOutputStream();
            g.drawImage(originalImage, x, y, width, height, null);
            g.dispose();

            if (isPNG) {
                ImageIO.write(resizedImage, "png", outstream);
            } else {
                ImageIO.write(resizedImage, "jpg", outstream);
            }
            imageFinal = outstream.toByteArray();
        }
    } catch (IOException ex) {
    }
    return imageFinal;
}

---

From source file:Main.java

/**
 * Rotates given image by given degrees which should be a multiple of 90
 * @param source image to be rotated// w w w . java 2  s . com
 * @param degrees the angle by which to rotate, should be a multiple of 90
 * @return the rotated image
 */
public static BufferedImage rotateByRightAngle(BufferedImage source, int degrees) {
    assert degrees % 90 == 0;
    degrees = degrees % 360;

    int w = source.getWidth();
    int h = source.getHeight();
    int w1, h1;
    switch (degrees) {
    case 90:
    case 270:
        w1 = h;
        h1 = w;
        break;
    default:
        w1 = w;
        h1 = h;
    }
    BufferedImage rotated = new BufferedImage(w1, h1, source.getType());

    for (int x = 0; x < w; x++) {
        for (int y = 0; y < h; y++) {
            int v = source.getRGB(x, y);
            int x1, y1;
            switch (degrees) {
            case 90:
                x1 = h - y - 1;
                y1 = x;
                break;
            case 180:
                x1 = w - x - 1;
                y1 = h - y - 1;
                break;
            case 270:
                x1 = y;
                y1 = w - x - 1;
                break;
            default:
                x1 = x;
                y1 = y;
                break;
            }

            rotated.setRGB(x1, y1, v);
        }
    }

    return rotated;
}

---

From source file:ch.rasc.downloadchart.DownloadChartServlet.java

private static void writeImage(HttpServletResponse response, byte[] imageData, Integer width, Integer height,
        String formatName) throws IOException {

    BufferedImage originalImage = ImageIO.read(new ByteArrayInputStream(imageData));
    Dimension newDimension = calculateDimension(originalImage, width, height);

    if (newDimension != null) {
        int type = originalImage.getType() == 0 ? BufferedImage.TYPE_INT_ARGB : originalImage.getType();
        BufferedImage resizedImage = new BufferedImage(newDimension.width, newDimension.height, type);
        Graphics2D g = resizedImage.createGraphics();
        g.drawImage(originalImage, 0, 0, newDimension.width, newDimension.height, null);
        g.dispose();/*from   w w  w  . j  ava  2 s.  c o  m*/
        g.setComposite(AlphaComposite.Src);

        g.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
        g.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
        g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);

        ImageIO.write(resizedImage, formatName, response.getOutputStream());
    } else {
        if ("png".equals(formatName)) {
            response.getOutputStream().write(imageData);
        } else {
            ImageIO.write(originalImage, "gif", response.getOutputStream());
        }
    }
}

---

From source file:com.mikenimer.familydam.services.photos.ThumbnailService.java

/**
 * using the metadata orientation transformation information rotate the image.
 * @param image// w  w w . jav a  2  s . c  o m
 * @param transform
 * @return
 * @throws Exception
 */
public static BufferedImage transformImage(BufferedImage image, AffineTransform transform) throws Exception {

    AffineTransformOp op = new AffineTransformOp(transform, AffineTransformOp.TYPE_BICUBIC);

    BufferedImage destinationImage = op.createCompatibleDestImage(image,
            (image.getType() == BufferedImage.TYPE_BYTE_GRAY) ? image.getColorModel() : null);
    Graphics2D g = destinationImage.createGraphics();
    g.setBackground(Color.WHITE);
    g.clearRect(0, 0, destinationImage.getWidth(), destinationImage.getHeight());
    destinationImage = op.filter(image, destinationImage);
    return destinationImage;
}

---

From source file:cn.z.Ocr5.java

public static BufferedImage scaleImage(BufferedImage img) {
    final ScaleFilter sf = new ScaleFilter(16, 16);
    final BufferedImage imgdest = new BufferedImage(16, 16, img.getType());
    return sf.filter(img, imgdest);
}

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10
• 11
• 12
• 13
• 14
• 15
• 16
• »