Examples with MetadataNode it.geosolutions.imageioimpl.plugins.tiff.TIFFStreamMetadata.MetadataNode used on opensource projects

Example 1 with MetadataNode

use of it.geosolutions.imageioimpl.plugins.tiff.TIFFStreamMetadata.MetadataNode in project imageio-ext by geosolutions-it.

the class TiffDatasetLayoutImpl method parseLayout.

/**
 * Creates a new {@link DatasetLayout} instance created from parsing input reader Stream Metadata.
 *
 * @param metadata {@link IIOMetadata} object to parse
 *
 * @return a {@link DatasetLayout} instance parsed from input StreamMetadata
 */
public static DatasetLayout parseLayout(IIOMetadata metadata) throws IOException {
    // Init the layout to null
    TiffDatasetLayoutImpl layout = null;
    // Getting input parameters
    Node tree = metadata.getAsTree("com_sun_media_imageio_plugins_tiff_stream_1.0");
    // Ensuring not null
    if (tree == null) {
        return layout;
    } else {
        layout = new TiffDatasetLayoutImpl();
    }
    // Checking Childs
    NodeList list = tree.getChildNodes();
    int len = list.getLength();
    for (int i = 0; i < len; i++) {
        Node node = list.item(i);
        // Ensuring not null
        if (node == null) {
            continue;
        }
        // Getting the name
        String nodeName = node.getNodeName();
        // Getting Attribute Value
        String value = node.getAttributes().item(0).getNodeValue();
        // Getting the Enum related to the input Element
        MetadataNode mnode = MetadataNode.getFromName(nodeName);
        // Setting Attribute value
        switch(mnode) {
            case N_INT_MASK:
                layout.setNumInternalMasks(Integer.parseInt(value));
                break;
            case N_EXT_MASK:
                layout.setNumExternalMasks(Integer.parseInt(value));
                break;
            case N_INT_OVR:
                layout.setNumInternalOverviews(Integer.parseInt(value));
                break;
            case N_EXT_OVR:
                layout.setNumExternalOverviews(Integer.parseInt(value));
                break;
            case N_EXT_OVR_MASK:
                layout.setNumExternalMaskOverviews(Integer.parseInt(value));
                break;
            case EXT_MASK_FILE:
                layout.setExternalMasks((value != null && !value.isEmpty()) ? new File(value) : null);
                break;
            case EXT_OVR_FILE:
                layout.setExternalOverviews((value != null && !value.isEmpty()) ? new File(value) : null);
                break;
            case EXT_OVR_MASK_FILE:
                layout.setExternalMaskOverviews((value != null && !value.isEmpty()) ? new File(value) : null);
                break;
            default:
                break;
        }
    }
    return layout;
}

Example 2 with MetadataNode

use of it.geosolutions.imageioimpl.plugins.tiff.TIFFStreamMetadata.MetadataNode in project imageio-ext by geosolutions-it.

the class TIFFReadTest method readExternalMasksOvr.

@Test
public void readExternalMasksOvr() throws IOException {
    // Reading file with external mask and external mask overviews
    final File file = TestData.file(this, "external2.tif");
    // Read parameters
    final ImageReadParam param = new ImageReadParam();
    param.setSourceRegion(new Rectangle(0, 0, 2, 2));
    // Creating a new Reader
    final TIFFImageReader reader = (TIFFImageReader) new TIFFImageReaderSpi().createReaderInstance();
    // Using FileImageInputStreamExt for being able to locate the file path
    FileImageInputStreamExt inputStream = new FileImageInputStreamExtImpl(file);
    try {
        // Reading
        reader.setInput(inputStream);
        // IMAGE 0
        BufferedImage image = reader.read(0, param);
        Assert.assertEquals(2, image.getWidth());
        Assert.assertEquals(2, image.getHeight());
        image.flush();
        image = null;
        // Getting Stream Metadata
        IIOMetadata metadata = reader.getStreamMetadata();
        Node tree = metadata.getAsTree("com_sun_media_imageio_plugins_tiff_stream_1.0");
        // Ensuring not null
        Assert.assertNotNull(tree);
        // Checking Childs
        NodeList list = tree.getChildNodes();
        int len = list.getLength();
        // Loop on the Node list
        for (int i = 0; i < len; i++) {
            Node node = list.item(i);
            // Ensuring not null
            Assert.assertNotNull(node);
            // Getting the name
            String nodeName = node.getNodeName();
            // Checking attributes
            Assert.assertTrue(node.hasAttributes());
            // Getting Attribute Value
            String value = node.getAttributes().item(0).getNodeValue();
            // Getting related enum
            MetadataNode mnode = MetadataNode.getFromName(nodeName);
            // Checking Attribute value
            switch(mnode) {
                case B_ORDER:
                    Assert.assertTrue(value.equalsIgnoreCase(ByteOrder.LITTLE_ENDIAN.toString()));
                    break;
                case N_INT_MASK:
                    Assert.assertEquals(0, Integer.parseInt(value));
                    break;
                case N_EXT_MASK:
                    Assert.assertEquals(1, Integer.parseInt(value));
                    break;
                case N_INT_OVR:
                    Assert.assertEquals(0, Integer.parseInt(value));
                    break;
                case N_EXT_OVR:
                    Assert.assertEquals(0, Integer.parseInt(value));
                    break;
                case N_EXT_OVR_MASK:
                    Assert.assertEquals(4, Integer.parseInt(value));
                    break;
                case EXT_MASK_FILE:
                    Assert.assertTrue(value.contains("external2.tif.msk"));
                    break;
                case EXT_OVR_FILE:
                    Assert.assertTrue(value.isEmpty());
                    break;
                case EXT_OVR_MASK_FILE:
                    Assert.assertTrue(value.contains("external2.tif.msk.ovr"));
                    break;
                default:
                    // Wrong element
                    Assert.assertTrue(false);
            }
        }
    } catch (Exception e) {
        // If an exception occurred the logger catch the exception and print
        // the message
        logger.log(Level.SEVERE, e.getMessage(), e);
    } finally {
        // and the input stream are closed
        if (inputStream != null) {
            inputStream.flush();
            inputStream.close();
        }
        if (reader != null) {
            reader.dispose();
        }
    }
}

Example 3 with MetadataNode

use of it.geosolutions.imageioimpl.plugins.tiff.TIFFStreamMetadata.MetadataNode in project imageio-ext by geosolutions-it.

the class TIFFReadTest method readMasks.

@Test
public void readMasks() throws IOException {
    // Reading a File with internal masks
    final File file = TestData.file(this, "masks.tif");
    // Setting Read parameters
    final ImageReadParam param = new ImageReadParam();
    param.setSourceRegion(new Rectangle(0, 0, 2, 2));
    // Reader creation
    final TIFFImageReader reader = (TIFFImageReader) new TIFFImageReaderSpi().createReaderInstance();
    // Stream creation
    FileImageInputStream inputStream = new FileImageInputStream(file);
    try {
        // Setting input
        reader.setInput(inputStream);
        // IMAGE 0
        BufferedImage image = reader.read(0, param);
        Assert.assertEquals(2, image.getWidth());
        Assert.assertEquals(2, image.getHeight());
        image.flush();
        image = null;
        // Getting Stream Metadata
        IIOMetadata metadata = reader.getStreamMetadata();
        Node tree = metadata.getAsTree("com_sun_media_imageio_plugins_tiff_stream_1.0");
        // Ensuring not null
        Assert.assertNotNull(tree);
        // Checking Childs
        NodeList list = tree.getChildNodes();
        int len = list.getLength();
        // Loop on the list
        for (int i = 0; i < len; i++) {
            // Node i-th
            Node node = list.item(i);
            // Ensuring not null
            Assert.assertNotNull(node);
            // Getting the name
            String nodeName = node.getNodeName();
            // Checking attributes
            Assert.assertTrue(node.hasAttributes());
            // Getting Attribute Value
            String value = node.getAttributes().item(0).getNodeValue();
            // Getting related enum
            MetadataNode mnode = MetadataNode.getFromName(nodeName);
            // Checking Attribute value
            switch(mnode) {
                case B_ORDER:
                    Assert.assertTrue(value.equalsIgnoreCase(ByteOrder.LITTLE_ENDIAN.toString()));
                    break;
                case N_INT_MASK:
                    Assert.assertEquals(5, Integer.parseInt(value));
                    break;
                case N_EXT_MASK:
                    Assert.assertEquals(-1, Integer.parseInt(value));
                    break;
                case N_INT_OVR:
                    Assert.assertEquals(4, Integer.parseInt(value));
                    break;
                case N_EXT_OVR:
                    Assert.assertEquals(-1, Integer.parseInt(value));
                    break;
                case N_EXT_OVR_MASK:
                    Assert.assertEquals(-1, Integer.parseInt(value));
                    break;
                case EXT_MASK_FILE:
                    Assert.assertTrue(value.isEmpty());
                    break;
                case EXT_OVR_FILE:
                    Assert.assertTrue(value.isEmpty());
                    break;
                case EXT_OVR_MASK_FILE:
                    Assert.assertTrue(value.isEmpty());
                    break;
                default:
                    // Wrong element
                    Assert.assertTrue(false);
            }
        }
    } catch (Exception e) {
        // If an exception occurred the logger catch the exception and print
        // the message
        logger.log(Level.SEVERE, e.getMessage(), e);
        Assert.assertTrue(false);
    } finally {
        // and the input stream are closed
        if (inputStream != null) {
            inputStream.flush();
            inputStream.close();
        }
        if (reader != null) {
            reader.dispose();
        }
    }
}

Example 4 with MetadataNode

use of it.geosolutions.imageioimpl.plugins.tiff.TIFFStreamMetadata.MetadataNode in project imageio-ext by geosolutions-it.

the class TIFFReadTest method readExternalMasks.

@Test
public void readExternalMasks() throws IOException {
    // Reading file with external masks
    final File file = TestData.file(this, "external.tif");
    // Setting read parameters
    final ImageReadParam param = new ImageReadParam();
    param.setSourceRegion(new Rectangle(0, 0, 2, 2));
    // Creating the reader
    final TIFFImageReader reader = (TIFFImageReader) new TIFFImageReaderSpi().createReaderInstance();
    // Using FileImageInputStreamExt for being able to locate the file path
    FileImageInputStreamExt inputStream = new FileImageInputStreamExtImpl(file);
    try {
        // reading phase
        reader.setInput(inputStream);
        // IMAGE 0
        BufferedImage image = reader.read(0, param);
        Assert.assertEquals(2, image.getWidth());
        Assert.assertEquals(2, image.getHeight());
        image.flush();
        image = null;
        // Getting Stream Metadata
        IIOMetadata metadata = reader.getStreamMetadata();
        Node tree = metadata.getAsTree("com_sun_media_imageio_plugins_tiff_stream_1.0");
        // Ensuring not null
        Assert.assertNotNull(tree);
        // Checking Childs
        NodeList list = tree.getChildNodes();
        int len = list.getLength();
        // Loop the nodes
        for (int i = 0; i < len; i++) {
            // Node i-th
            Node node = list.item(i);
            // Ensuring not null
            Assert.assertNotNull(node);
            // Getting the name
            String nodeName = node.getNodeName();
            // Checking attributes
            Assert.assertTrue(node.hasAttributes());
            // Getting Attribute Value
            String value = node.getAttributes().item(0).getNodeValue();
            // Getting related enum
            MetadataNode mnode = MetadataNode.getFromName(nodeName);
            // Checking Attribute value
            switch(mnode) {
                case B_ORDER:
                    Assert.assertTrue(value.equalsIgnoreCase(ByteOrder.LITTLE_ENDIAN.toString()));
                    break;
                case N_INT_MASK:
                    Assert.assertEquals(0, Integer.parseInt(value));
                    break;
                case N_EXT_MASK:
                    Assert.assertEquals(5, Integer.parseInt(value));
                    break;
                case N_INT_OVR:
                    Assert.assertEquals(4, Integer.parseInt(value));
                    break;
                case N_EXT_OVR:
                    Assert.assertEquals(0, Integer.parseInt(value));
                    break;
                case N_EXT_OVR_MASK:
                    Assert.assertEquals(0, Integer.parseInt(value));
                    break;
                case EXT_MASK_FILE:
                    Assert.assertTrue(value.contains("external.tif.msk"));
                    break;
                case EXT_OVR_FILE:
                    Assert.assertTrue(value.isEmpty());
                    break;
                case EXT_OVR_MASK_FILE:
                    Assert.assertTrue(value.isEmpty());
                    break;
                default:
                    // Wrong element
                    Assert.assertTrue(false);
            }
        }
    } catch (Exception e) {
        // If an exception occurred the logger catch the exception and print
        // the message
        logger.log(Level.SEVERE, e.getMessage(), e);
        Assert.assertTrue(false);
    } finally {
        // and the input stream are closed
        if (inputStream != null) {
            inputStream.flush();
            inputStream.close();
        }
        if (reader != null) {
            reader.dispose();
        }
    }
}