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

Example 51 with RenderedOp

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

the class JP2KReadTest method jaiOperations.

/**
 * Test read exploiting common JAI operations (Crop-Translate-Rotate)
 *
 * @throws FileNotFoundException
 * @throws IOException
 */
@Test
public void jaiOperations() throws IOException {
    if (!isJp2KakDriverAvailable) {
        return;
    }
    final File inputFile = TestData.file(this, fileName);
    JP2GDALKakaduImageReaderSpi.setKakaduInputErrorManagement(KakaduErrorManagementType.FAST);
    // ////////////////////////////////////////////////////////////////
    // preparing to read
    // ////////////////////////////////////////////////////////////////
    final ParameterBlockJAI pbjImageRead;
    final ImageReadParam irp = new ImageReadParam();
    Integer xSubSampling = new Integer(2);
    Integer ySubSampling = new Integer(1);
    Integer xSubSamplingOffset = new Integer(0);
    Integer ySubSamplingOffset = new Integer(0);
    irp.setSourceSubsampling(xSubSampling.intValue(), ySubSampling.intValue(), xSubSamplingOffset.intValue(), ySubSamplingOffset.intValue());
    pbjImageRead = new ParameterBlockJAI("ImageRead");
    pbjImageRead.setParameter("Input", inputFile);
    pbjImageRead.setParameter("readParam", irp);
    pbjImageRead.setParameter("Reader", new JP2GDALKakaduImageReaderSpi().createReaderInstance());
    final ImageLayout layout = new ImageLayout();
    layout.setTileGridXOffset(0).setTileGridYOffset(0).setTileHeight(512).setTileWidth(512);
    RenderedOp image = JAI.create("ImageRead", pbjImageRead, new RenderingHints(JAI.KEY_IMAGE_LAYOUT, layout));
    if (TestData.isInteractiveTest())
        ImageIOUtilities.visualize(image, "subsampled");
    // ////////////////////////////////////////////////////////////////
    // preparing to crop
    // ////////////////////////////////////////////////////////////////
    final ParameterBlockJAI pbjCrop = new ParameterBlockJAI("Crop");
    pbjCrop.addSource(image);
    // Setting a square crop to avoid blanks zone when rotating.
    Float xCrop = new Float(image.getMinX() + image.getWidth() / 4);
    Float yCrop = new Float(image.getMinX() + image.getWidth() / 4);
    Float cropWidth = new Float(image.getWidth() / 4);
    Float cropHeigth = new Float(image.getWidth() / 4);
    pbjCrop.setParameter("x", xCrop);
    pbjCrop.setParameter("y", yCrop);
    pbjCrop.setParameter("width", cropWidth);
    pbjCrop.setParameter("height", cropHeigth);
    final RenderedOp croppedImage = JAI.create("Crop", pbjCrop);
    if (TestData.isInteractiveTest())
        ImageIOUtilities.visualize(croppedImage, "cropped");
    // ////////////////////////////////////////////////////////////////
    // preparing to translate
    // ////////////////////////////////////////////////////////////////
    final ParameterBlockJAI pbjTranslate = new ParameterBlockJAI("Translate");
    pbjTranslate.addSource(croppedImage);
    Float xTrans = new Float(xCrop.floatValue() * (-1));
    Float yTrans = new Float(yCrop.floatValue() * (-1));
    pbjTranslate.setParameter("xTrans", xTrans);
    pbjTranslate.setParameter("yTrans", yTrans);
    final RenderedOp translatedImage = JAI.create("Translate", pbjTranslate);
    if (TestData.isInteractiveTest())
        ImageIOUtilities.visualize(translatedImage, "translated");
    // ////////////////////////////////////////////////////////////////
    // preparing to rotate
    // ////////////////////////////////////////////////////////////////
    final ParameterBlockJAI pbjRotate = new ParameterBlockJAI("Rotate");
    pbjRotate.addSource(translatedImage);
    Float xOrigin = new Float(cropWidth.floatValue() / 2);
    Float yOrigin = new Float(cropHeigth.floatValue() / 2);
    Float angle = new Float(java.lang.Math.PI / 2);
    pbjRotate.setParameter("xOrigin", xOrigin);
    pbjRotate.setParameter("yOrigin", yOrigin);
    pbjRotate.setParameter("angle", angle);
    final RenderedOp rotatedImage = JAI.create("Rotate", pbjRotate);
    StringBuffer title = new StringBuffer("SUBSAMP:").append("X[").append(xSubSampling.toString()).append("]-Y[").append(ySubSampling.toString()).append("]-Xof[").append(xSubSamplingOffset.toString()).append("]-Yof[").append(ySubSamplingOffset).append("]CROP:X[").append(xCrop.toString()).append("]-Y[").append(yCrop.toString()).append("]-W[").append(cropWidth.toString()).append("]-H[").append(cropHeigth.toString()).append("]TRANS:X[").append(xTrans.toString()).append("]-Y[").append(yTrans.toString()).append("]ROTATE:xOrig[").append(xOrigin.toString()).append("]-yOrig[").append(yOrigin.toString()).append("]-ang[").append(angle.toString()).append("]");
    if (TestData.isInteractiveTest())
        Viewer.visualizeAllInformation(rotatedImage, title.toString());
    else
        Assert.assertNotNull(rotatedImage.getTiles());
    ImageIOUtilities.disposeImage(rotatedImage);
}

Example 52 with RenderedOp

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

the class JP2KReadTest method read.

/**
 * Simple test read
 *
 * @throws FileNotFoundException
 * @throws IOException
 */
@Test
public void read() throws FileNotFoundException, IOException {
    if (!isJp2KakDriverAvailable) {
        return;
    }
    final ParameterBlockJAI pbjImageRead;
    final File file = TestData.file(this, fileName);
    JP2GDALKakaduImageReaderSpi.setKakaduInputErrorManagement(KakaduErrorManagementType.FAST);
    pbjImageRead = new ParameterBlockJAI("ImageRead");
    pbjImageRead.setParameter("Input", file);
    pbjImageRead.setParameter("Reader", new JP2GDALKakaduImageReaderSpi().createReaderInstance());
    final ImageLayout layout = new ImageLayout();
    layout.setTileGridXOffset(0).setTileGridYOffset(0).setTileHeight(256).setTileWidth(256);
    RenderedOp image = JAI.create("ImageRead", pbjImageRead, new RenderingHints(JAI.KEY_IMAGE_LAYOUT, layout));
    if (TestData.isInteractiveTest())
        Viewer.visualizeBothMetadata(image, "");
    else
        Assert.assertNotNull(image.getTiles());
    ImageIOUtilities.disposeImage(image);
}

Example 53 with RenderedOp

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

the class MrSIDTest method jaiOperations.

/**
 * Test read exploiting common JAI operations (Crop-Translate-Rotate)
 *
 * @throws FileNotFoundException
 * @throws IOException
 */
@Test
public void jaiOperations() throws FileNotFoundException, IOException {
    if (!isMrSidAvailable) {
        return;
    }
    try {
        final File file = TestData.file(this, fileName);
        // ////////////////////////////////////////////////////////////////
        // preparing to read
        // ////////////////////////////////////////////////////////////////
        final ParameterBlockJAI pbjImageRead;
        final ImageReadParam irp = new ImageReadParam();
        // subsample by 2 on both dimensions
        final int xSubSampling = 2;
        final int ySubSampling = 2;
        final int xSubSamplingOffset = 0;
        final int ySubSamplingOffset = 0;
        irp.setSourceSubsampling(xSubSampling, ySubSampling, xSubSamplingOffset, ySubSamplingOffset);
        // re-tile on the fly to 512x512
        final ImageLayout l = new ImageLayout();
        l.setTileGridXOffset(0).setTileGridYOffset(0).setTileHeight(512).setTileWidth(512);
        pbjImageRead = new ParameterBlockJAI("ImageRead");
        pbjImageRead.setParameter("Input", file);
        pbjImageRead.setParameter("readParam", irp);
        // get a RenderedImage
        RenderedOp image = JAI.create("ImageRead", pbjImageRead, new RenderingHints(JAI.KEY_IMAGE_LAYOUT, l));
        if (TestData.isInteractiveTest())
            Viewer.visualizeAllInformation(image, "Subsampling Read");
        else
            Assert.assertNotNull(image.getTiles());
        // ////////////////////////////////////////////////////////////////
        // preparing to crop
        // ////////////////////////////////////////////////////////////////
        final ParameterBlockJAI pbjCrop = new ParameterBlockJAI("Crop");
        pbjCrop.addSource(image);
        Float xCrop = new Float(image.getWidth() * 3 / 4.0 + image.getMinX());
        Float yCrop = new Float(image.getHeight() * 3 / 4.0 + image.getMinY());
        Float cropWidth = new Float(image.getWidth() / 4.0);
        Float cropHeigth = new Float(image.getHeight() / 4.0);
        pbjCrop.setParameter("x", xCrop);
        pbjCrop.setParameter("y", yCrop);
        pbjCrop.setParameter("width", cropWidth);
        pbjCrop.setParameter("height", cropHeigth);
        final RenderedOp croppedImage = JAI.create("Crop", pbjCrop);
        if (TestData.isInteractiveTest())
            Viewer.visualizeAllInformation(croppedImage, "Cropped Image");
        else
            Assert.assertNotNull(croppedImage.getTiles());
        // ////////////////////////////////////////////////////////////////
        // preparing to translate
        // ////////////////////////////////////////////////////////////////
        final ParameterBlockJAI pbjTranslate = new ParameterBlockJAI("Translate");
        pbjTranslate.addSource(croppedImage);
        Float xTrans = new Float(-croppedImage.getMinX());
        Float yTrans = new Float(-croppedImage.getMinY());
        pbjTranslate.setParameter("xTrans", xTrans);
        pbjTranslate.setParameter("yTrans", yTrans);
        final RenderedOp translatedImage = JAI.create("Translate", pbjTranslate);
        if (TestData.isInteractiveTest())
            Viewer.visualizeAllInformation(translatedImage, "Translated Image");
        else
            Assert.assertNotNull(image.getTiles());
        // ////////////////////////////////////////////////////////////////
        // preparing to rotate
        // ////////////////////////////////////////////////////////////////
        final ParameterBlockJAI pbjRotate = new ParameterBlockJAI("Rotate");
        pbjRotate.addSource(translatedImage);
        Float xOrigin = new Float(cropWidth.floatValue() / 2);
        Float yOrigin = new Float(cropHeigth.floatValue() / 2);
        Float angle = new Float(java.lang.Math.PI / 2);
        pbjRotate.setParameter("xOrigin", xOrigin);
        pbjRotate.setParameter("yOrigin", yOrigin);
        pbjRotate.setParameter("angle", angle);
        final RenderedOp rotatedImage = JAI.create("Rotate", pbjRotate);
        if (TestData.isInteractiveTest())
            Viewer.visualizeAllInformation(rotatedImage, "Rotated Image");
        else {
            Assert.assertNotNull(image.getTiles());
            ImageIOUtilities.disposeImage(image);
        }
    } catch (FileNotFoundException fnfe) {
        warningMessage();
    }
}

Example 54 with RenderedOp

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

the class Doq1VrtTest method imageRead.

/**
 * Test read exploiting common JAI operations (Crop-Translate-Rotate)
 *
 * @throws FileNotFoundException
 * @throws IOException
 */
@Test
public void imageRead() throws FileNotFoundException, IOException {
    if (!isGDALAvailable) {
        return;
    }
    File file = TestData.file(this, fileName);
    // ////////////////////////////////////////////////////////////////
    // preparing to read
    // ////////////////////////////////////////////////////////////////
    final ParameterBlockJAI pbjImageRead;
    final ImageReadParam irp = new ImageReadParam();
    pbjImageRead = new ParameterBlockJAI("ImageRead");
    pbjImageRead.setParameter("Input", file);
    pbjImageRead.setParameter("readParam", irp);
    // NOTE that the actual sample data (fakedoq1.doq) only contains a row.
    // Therefore, we need to force the read on that reduced area.
    // Requesting a bigger image height will result in a GDAL ReadBlock error.
    irp.setSourceRegion(new Rectangle(0, 0, 500, 1));
    final ImageLayout l = new ImageLayout();
    l.setTileGridXOffset(0).setTileGridYOffset(0).setTileHeight(32).setTileWidth(32);
    // get a RenderedImage
    RenderedOp image = JAI.create("ImageRead", pbjImageRead, new RenderingHints(JAI.KEY_IMAGE_LAYOUT, l));
    if (TestData.isInteractiveTest()) {
        Viewer.visualizeAllInformation(image, "test");
    } else {
        Assert.assertNotNull(image.getTiles());
    }
    Assert.assertEquals(500, image.getWidth());
    Assert.assertEquals(1, image.getHeight());
    ImageIOUtilities.disposeImage(image);
}

Example 55 with RenderedOp

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

the class NITFTest method testJaiOperations.

/**
 * Test read exploiting common JAI operations (Crop-Translate-Rotate)
 *
 * @throws FileNotFoundException
 * @throws IOException
 */
@Test
public void testJaiOperations() throws FileNotFoundException, IOException {
    if (!isGDALAvailable) {
        return;
    }
    File file;
    try {
        file = TestData.file(this, fileName);
    } catch (FileNotFoundException fnfe) {
        warningMessage();
        return;
    }
    // ////////////////////////////////////////////////////////////////
    // preparing to read
    // ////////////////////////////////////////////////////////////////
    final ParameterBlockJAI pbjImageRead;
    final ImageReadParam irp = new ImageReadParam();
    // subsample by 2 on both dimensions
    final int xSubSampling = 2;
    final int ySubSampling = 2;
    final int xSubSamplingOffset = 0;
    final int ySubSamplingOffset = 0;
    irp.setSourceSubsampling(xSubSampling, ySubSampling, xSubSamplingOffset, ySubSamplingOffset);
    pbjImageRead = new ParameterBlockJAI("ImageRead");
    pbjImageRead.setParameter("Input", file);
    pbjImageRead.setParameter("readParam", irp);
    // get a RenderedImage
    RenderedOp image = JAI.create("ImageRead", pbjImageRead);
    if (TestData.isInteractiveTest())
        Viewer.visualizeAllInformation(image, "Subsampling Read");
    else
        Assert.assertNotNull(image.getTiles());
    ImageIOUtilities.disposeImage(image);
}