Examples with ImageWriteParam javax.imageio.ImageWriteParam used on opensource projects

Example 71 with ImageWriteParam

use of javax.imageio.ImageWriteParam in project jdk8u_jdk by JetBrains.

the class CompressionModeTest method doTest.

private static void doTest(int mode) {
    String fileFormat = "bmp";
    try {
        ImageWriter iw = (ImageWriter) ImageIO.getImageWritersBySuffix(fileFormat).next();
        if (iw == null) {
            throw new RuntimeException("No available image writer for " + fileFormat + " Test failed.");
        }
        File file = new File("image." + fileFormat);
        ImageOutputStream ios = ImageIO.createImageOutputStream(file);
        iw.setOutput(ios);
        BufferedImage bimg = new BufferedImage(100, 100, BufferedImage.TYPE_INT_RGB);
        Graphics g = bimg.getGraphics();
        g.setColor(Color.green);
        g.fillRect(0, 0, 100, 100);
        ImageWriteParam param = iw.getDefaultWriteParam();
        param.setCompressionMode(mode);
        IIOMetadata meta = iw.getDefaultImageMetadata(new ImageTypeSpecifier(bimg), param);
        IIOImage iioImg = new IIOImage(bimg, null, meta);
        iw.write(null, iioImg, param);
    } catch (Exception e) {
        e.printStackTrace();
        throw new RuntimeException("Test failed.");
    }
}

Example 72 with ImageWriteParam

use of javax.imageio.ImageWriteParam in project jdk8u_jdk by JetBrains.

the class AnimationTest method main.

public static void main(String[] args) {
    try {
        AnimationTest t = new AnimationTest();
        t.initFrame();
        ImageWriter w = t.initWriter();
        ImageWriteParam p = w.getDefaultWriteParam();
        IIOMetadata streamMetadata = w.getDefaultStreamMetadata(p);
        w.prepareWriteSequence(streamMetadata);
        for (int i = 0; i < 50; i++) {
            BufferedImage f = t.createNextFrame();
            ImageTypeSpecifier type = new ImageTypeSpecifier(f);
            IIOMetadata m = w.getDefaultImageMetadata(type, p);
            w.writeToSequence(new IIOImage(f, null, m), p);
        }
        w.endWriteSequence();
        t.checkAnimation();
    } catch (Exception e) {
        throw new RuntimeException("Test failed.", e);
    }
}

Example 73 with ImageWriteParam

use of javax.imageio.ImageWriteParam in project jdk8u_jdk by JetBrains.

the class DisableCompressionTest method testFormat.

protected static void testFormat(String format) {
    ImageWriter writer = ImageIO.getImageWritersByFormatName(format).next();
    if (writer == null) {
        throw new RuntimeException("No writer for " + format);
    }
    ImageWriteParam param = writer.getDefaultWriteParam();
    int[] supported_modes = new int[] { ImageWriteParam.MODE_COPY_FROM_METADATA, ImageWriteParam.MODE_DEFAULT, ImageWriteParam.MODE_EXPLICIT };
    for (int mode : supported_modes) {
        String mode_name = getModeName(mode);
        System.out.println("Test mode " + mode_name + "...");
        // we know that GIF image writer supports compression
        // and supports any compression mode form supportd_modes
        // If exception would be thrown here then test failed.
        param.setCompressionMode(mode);
        // now we are trying to disable compression.
        // This operation is not supported because GIF image writer
        // does not provide uncompressed output.
        // The expected behaviour is that UnsupportedOperationException
        // will be thrown here and current compression mode will not be
        // changed.
        boolean gotException = false;
        try {
            param.setCompressionMode(ImageWriteParam.MODE_DISABLED);
        } catch (UnsupportedOperationException e) {
            gotException = true;
        } catch (Throwable e) {
            throw new RuntimeException("Test failed due to unexpected exception", e);
        }
        if (!gotException) {
            throw new RuntimeException("Test failed.");
        }
        if (param.getCompressionMode() != mode) {
            throw new RuntimeException("Param state was changed.");
        }
        System.out.println("Test passed.");
    }
}

Example 74 with ImageWriteParam

use of javax.imageio.ImageWriteParam in project jdk8u_jdk by JetBrains.

the class EmbeddedFormatTest method doTest.

public void doTest(String compression, int bi_type) throws IOException {
    System.out.println("Test " + compression + " on " + getImageTypeName(bi_type));
    BufferedImage src = createTestImage(bi_type);
    writer.reset();
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    ImageOutputStream ios = ImageIO.createImageOutputStream(baos);
    writer.setOutput(ios);
    ImageWriteParam wparam = prepareWriteParam(compression);
    writer.write(null, new IIOImage(src, null, null), wparam);
    ios.flush();
    ios.close();
    // read result
    ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
    ImageInputStream iis = ImageIO.createImageInputStream(bais);
    reader.reset();
    reader.setInput(iis);
    BufferedImage dst = reader.read(0);
    checkResult(dst);
}

Example 75 with ImageWriteParam

use of javax.imageio.ImageWriteParam in project jdk8u_jdk by JetBrains.

the class TestCompressionBI_BITFIELDS method prepareWriteParam.

protected ImageWriteParam prepareWriteParam(BufferedImage src) {
    ImageWriteParam wparam = writer.getDefaultWriteParam();
    wparam.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
    wparam.setCompressionType("BI_BITFIELDS");
    return wparam;
}