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

Example 71 with IIOImage

use of javax.imageio.IIOImage 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 IIOImage

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

the class TopDownTest method writeWithCompression.

private static void writeWithCompression(BufferedImage src, String compression) throws IOException {
    System.out.println("Compression: " + compression);
    ImageWriter writer = ImageIO.getImageWritersByFormatName("BMP").next();
    if (writer == null) {
        throw new RuntimeException("Test failed: no bmp writer available");
    }
    File fout = File.createTempFile(compression + "_", ".bmp", new File("."));
    ImageOutputStream ios = ImageIO.createImageOutputStream(fout);
    writer.setOutput(ios);
    BMPImageWriteParam param = (BMPImageWriteParam) writer.getDefaultWriteParam();
    param.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
    param.setCompressionType(compression);
    param.setTopDown(true);
    writer.write(null, new IIOImage(src, null, null), param);
    writer.dispose();
    ios.flush();
    ios.close();
    BufferedImage dst = ImageIO.read(fout);
    verify(dst);
}

Example 73 with IIOImage

use of javax.imageio.IIOImage 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 74 with IIOImage

use of javax.imageio.IIOImage 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 IIOImage

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

the class RasterWithMinXTest method main.

public static void main(String[] args) {
    String format = "jpeg";
    // Set output file.
    ImageOutputStream output = new MemoryCacheImageOutputStream(new ByteArrayOutputStream());
    // Create image.
    BufferedImage bi = new BufferedImage(256, 256, BufferedImage.TYPE_3BYTE_BGR);
    // Populate image.
    int[] rgbArray = new int[256];
    for (int i = 0; i < 256; i++) {
        Arrays.fill(rgbArray, i);
        bi.setRGB(0, i, 256, 1, rgbArray, 0, 256);
    }
    // create translated raster in order to get non-zero minX and minY
    WritableRaster r = (WritableRaster) bi.getRaster().createTranslatedChild(64, 64);
    Iterator i = ImageIO.getImageWritersByFormatName(format);
    ImageWriter iw = null;
    while (i.hasNext() && iw == null) {
        Object o = i.next();
        if (o instanceof com.sun.imageio.plugins.jpeg.JPEGImageWriter) {
            iw = (ImageWriter) o;
        }
    }
    if (iw == null) {
        throw new RuntimeException("No available image writer");
    }
    ImageWriteParam iwp = iw.getDefaultWriteParam();
    IIOMetadata metadata = iw.getDefaultImageMetadata(new ImageTypeSpecifier(bi.getColorModel(), r.getSampleModel()), iwp);
    IIOImage img = new IIOImage(r, null, metadata);
    iw.setOutput(output);
    try {
        iw.write(img);
    } catch (RasterFormatException e) {
        e.printStackTrace();
        throw new RuntimeException("RasterException occurs. Test Failed!");
    } catch (Exception ex) {
        ex.printStackTrace();
        throw new RuntimeException("Unexpected Exception");
    }
    // test case of theImageWriteParam with non-null sourceRegion
    iwp.setSourceRegion(new Rectangle(32, 32, 192, 192));
    metadata = iw.getDefaultImageMetadata(new ImageTypeSpecifier(bi.getColorModel(), r.getSampleModel()), iwp);
    try {
        iw.write(metadata, img, iwp);
    } catch (RasterFormatException e) {
        e.printStackTrace();
        throw new RuntimeException("SetSourceRegion causes the RasterException. Test Failed!");
    } catch (Exception ex) {
        ex.printStackTrace();
        throw new RuntimeException("Unexpected Exception");
    }
}