Examples with RenderedOp javax.media.jai.RenderedOp used on opensource projects

Example 36 with RenderedOp

use of javax.media.jai.RenderedOp in project imageio-ext by geosolutions-it.

the class ArcGridReadTest method readJAI.

/**
 * Simple test read through JAI - ImageIO
 *
 * @throws FileNotFoundException
 * @throws IOException
 */
@org.junit.Test
public void readJAI() throws FileNotFoundException, IOException {
    if (!isGDALAvailable) {
        return;
    }
    final ParameterBlockJAI pbjImageRead;
    final String fileName = "095b_dem_90m.asc";
    TestData.unzipFile(this, "arcgrid.zip");
    final File file = TestData.file(this, fileName);
    pbjImageRead = new ParameterBlockJAI("ImageRead");
    pbjImageRead.setParameter("Input", file);
    RenderedOp image = JAI.create("ImageRead", pbjImageRead);
    if (TestData.isInteractiveTest())
        Viewer.visualizeAllInformation(image, fileName);
    else
        image.getTiles();
    Assert.assertEquals(351, image.getWidth());
    Assert.assertEquals(350, image.getHeight());
    ImageIOUtilities.disposeImage(image);
}

Example 37 with RenderedOp

use of javax.media.jai.RenderedOp in project imageio-ext by geosolutions-it.

the class JP2KKakaduWriteTest method testKakaduWriterParam.

public void testKakaduWriterParam() throws KduException, FileNotFoundException, IOException {
    if (!isKakaduAvailable) {
        LOGGER.warning("Kakadu libs not found: test are skipped ");
        return;
    }
    if (files.length == 0) {
        LOGGER.warning("No files have been specified. This test will be skipped");
        return;
    }
    final String fileName = files[0];
    // final String filePath = inputFileName + fileName;
    // final File file = new File(filePath);
    final File file = TestData.file(this, fileName);
    final String filePath = file.getAbsolutePath();
    if (!file.exists()) {
        LOGGER.warning("Unable to find the file " + filePath + // + "\n Be sure you have properly specified the \"data.path\" property linking to the location where test data is available."
        "\n This test will be skipped");
        return;
    }
    final String suffix = fileName.substring(0, fileName.length() - 4);
    LinkedList<TestConfiguration> configs = new LinkedList<TestConfiguration>();
    JP2KKakaduImageWriteParam param = new JP2KKakaduImageWriteParam();
    param.setSourceRegion(new Rectangle(100, 0, 450, 800));
    param.setSourceSubsampling(2, 3, 0, 0);
    configs.add(new TestConfiguration(outputFileName + "_pp_" + suffix, true, lossLessQuality, false, param));
    configs.add(new TestConfiguration(outputFileName + "_pp_" + suffix, false, lossLessQuality, false, param));
    configs.add(new TestConfiguration(outputFileName + "_pp_" + suffix, true, lossyQuality, false, param));
    configs.add(new TestConfiguration(outputFileName + "_pp_" + suffix, false, lossyQuality, false, param));
    configs.add(new TestConfiguration(outputFileName + "_pp_JAI_" + suffix, true, lossLessQuality, true, param));
    configs.add(new TestConfiguration(outputFileName + "_pp_JAI_" + suffix, false, lossLessQuality, true, param));
    for (TestConfiguration config : configs) {
        final ParameterBlockJAI pbjImageRead = new ParameterBlockJAI("ImageRead");
        ImageReader reader = ImageIO.getImageReaders(ImageIO.createImageInputStream(file)).next();
        pbjImageRead.setParameter("reader", reader);
        pbjImageRead.setParameter("Input", file);
        RenderedOp image = JAI.create("ImageRead", pbjImageRead);
        write(config.outputFileName, image, config.writeCodeStreamOnly, config.quality, config.useJAI, config.param);
    }
}

Example 38 with RenderedOp

use of javax.media.jai.RenderedOp in project imageio-ext by geosolutions-it.

the class JP2KakaduReadTest method jaiReadFromFile.

@org.junit.Test
public void jaiReadFromFile() throws IOException {
    if (!runTests)
        return;
    final File file = TestData.file(this, "CB_TM432.jp2");
    ImageReadDescriptorMT.register(JAI.getDefaultInstance());
    final ParameterBlockJAI pbjImageRead = new ParameterBlockJAI("ImageReadMT");
    ImageLayout l = new ImageLayout();
    l.setTileHeight(256);
    l.setTileWidth(256);
    JP2KKakaduImageReadParam rp = new JP2KKakaduImageReadParam();
    rp.setSourceSubsampling(1, 1, 0, 0);
    rp.setSourceRegion(new Rectangle(10, 10, 200, 200));
    rp.setInterpolationType(JP2KKakaduImageReadParam.INTERPOLATION_BILINEAR);
    rp.setQualityLayers(2);
    pbjImageRead.setParameter("ReadParam", rp);
    pbjImageRead.setParameter("Input", file);
    pbjImageRead.setParameter("imageChoice", 0);
    RenderedOp image = JAI.create("ImageReadMT", pbjImageRead, new RenderingHints(JAI.KEY_IMAGE_LAYOUT, l));
    if (TestData.isInteractiveTest())
        ImageIOUtilities.visualize(image);
    else
        Assert.assertNotNull(image.getTiles());
}

Example 39 with RenderedOp

use of javax.media.jai.RenderedOp in project imageio-ext by geosolutions-it.

the class PngSuiteImagesTest method testRoundTripTiledImage.

@Test
public void testRoundTripTiledImage() throws Exception {
    BufferedImage input = ImageIO.read(sourceFile);
    // prepare a tiled image layout
    ImageLayout il = new ImageLayout(input);
    il.setTileWidth(8);
    il.setTileHeight(8);
    RenderingHints hints = new RenderingHints(JAI.KEY_IMAGE_LAYOUT, il);
    RenderedOp tiled = FormatDescriptor.create(input, input.getSampleModel().getDataType(), hints);
    assertEquals(8, tiled.getTileWidth());
    assertEquals(8, tiled.getTileHeight());
    roundTripPNGJ(input, tiled);
}

Example 40 with RenderedOp

use of javax.media.jai.RenderedOp in project imageio-ext by geosolutions-it.

the class JPEGReadTest method multithreadedJAIRead.

/**
 * Simple test read
 *
 * @throws FileNotFoundException
 * @throws IOException
 */
public void multithreadedJAIRead() throws FileNotFoundException, IOException {
    if (!isJmagickAvailable) {
        LOGGER.warning("JMagick Library is not Available; Skipping tests");
        return;
    }
    // register the image read mt operation
    ImageReadDescriptorMT.register(JAI.getDefaultInstance());
    // get the file we are going to read
    final String fileName = "001140.jpg";
    final File file = TestData.file(this, fileName);
    // acquire a reader for it but check that it is the right one
    final Iterator readersIt = ImageIO.getImageReaders(file);
    ImageReader reader = null;
    while (readersIt.hasNext()) {
        reader = (ImageReader) readersIt.next();
        if (reader instanceof JpegJMagickImageReader)
            break;
        reader = null;
    }
    assertNotNull(reader);
    // do an image read with jai
    final ParameterBlockJAI pbjImageRead;
    final ImageReadParam irp = reader.getDefaultReadParam();
    irp.setSourceSubsampling(4, 4, 0, 0);
    pbjImageRead = new ParameterBlockJAI("ImageReadMT");
    pbjImageRead.setParameter("Input", file);
    pbjImageRead.setParameter("Reader", reader);
    pbjImageRead.setParameter("readParam", irp);
    // set the layout so that we shrink the amount of memory needed to load
    // this image
    final ImageLayout l = new ImageLayout();
    l.setTileGridXOffset(0).setTileGridYOffset(0).setTileHeight(512).setTileWidth(512);
    RenderedOp image = JAI.create("ImageReadMT", pbjImageRead, new RenderingHints(JAI.KEY_IMAGE_LAYOUT, l));
    if (TestData.isInteractiveTest()) {
        final JFrame jf = new JFrame();
        jf.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        jf.getContentPane().add(new ScrollingImagePanel(image, 1024, 768));
        jf.pack();
        jf.show();
    } else {
        assertNotNull(image.getTiles());
        // remember that if we do not explictly provide an Imagereader to
        // the ImageReadMT operation it consistently dispose the one it
        // creates once we dispose the ImageReadOpImage
        image.dispose();
    }
}