Example usage for javax.imageio.metadata IIOMetadata getMetadataFormatNames

Introduction

In this page you can find the example usage for javax.imageio.metadata IIOMetadata getMetadataFormatNames.

Prototype

public String[] getMetadataFormatNames() 

Source Link

Document

Returns an array of String s containing the names of all metadata formats, including the native and standard formats, recognized by this plug-in's getAsTree , setFromTree , and mergeTree methods.

Usage

From source file:de.mpg.imeji.presentation.metadata.extractors.BasicExtractor.java

public static List<String> extractTechMd(Item item) throws Exception {
    List<String> techMd = new ArrayList<String>();
    URI uri = item.getFullImageUrl();
    String imageUrl = uri.toURL().toString();
    GetMethod method = new GetMethod(imageUrl);
    method.setFollowRedirects(false);// w  ww  .j a  v  a 2 s .c  o  m
    String userHandle = null;
    userHandle = LoginHelper.login(PropertyReader.getProperty("imeji.escidoc.user"),
            PropertyReader.getProperty("imeji.escidoc.password"));
    method.addRequestHeader("Cookie", "escidocCookie=" + userHandle);
    HttpClient client = new HttpClient();
    client.executeMethod(method);
    InputStream input = method.getResponseBodyAsStream();
    ImageInputStream iis = ImageIO.createImageInputStream(input);
    Iterator<ImageReader> readers = ImageIO.getImageReaders(iis);
    if (readers.hasNext()) {
        // pick the first available ImageReader
        ImageReader reader = readers.next();
        // attach source to the reader
        reader.setInput(iis, true);
        // read metadata of first image
        IIOMetadata metadata = reader.getImageMetadata(0);
        String[] names = metadata.getMetadataFormatNames();
        int length = names.length;
        for (int i = 0; i < length; i++) {
            displayMetadata(techMd, metadata.getAsTree(names[i]));
        }
    }
    return techMd;
}

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From source file:org.apache.tika.parser.image.ImageParser.java

private static void loadMetadata(IIOMetadata imageMetadata, Metadata metadata) {
    if (imageMetadata == null) {
        return;/* w ww  .j  a  va2  s .  co  m*/
    }
    String[] names = imageMetadata.getMetadataFormatNames();
    if (names == null) {
        return;
    }
    for (String name : names) {
        loadNode(metadata, imageMetadata.getAsTree(name), "", false);
    }
}

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From source file:com.qwazr.extractor.parser.ImageParser.java

@Override
public void parseContent(final MultivaluedMap<String, String> parameters, final Path path,
        final String extension, final String mimeType, final ParserResultBuilder resultBuilder)
        throws Exception {

    final ImagePHash imgPhash = new ImagePHash();
    try (final ImageInputStream in = ImageIO.createImageInputStream(path.toFile())) {
        final Iterator<ImageReader> readers = ImageIO.getImageReaders(in);
        if (readers.hasNext()) {
            ParserFieldsBuilder result = resultBuilder.newDocument();
            ImageReader reader = readers.next();
            resultBuilder.metas().set(MIME_TYPE, "image/" + reader.getFormatName().toLowerCase());
            try {
                reader.setInput(in);/*from  w  ww. ja va 2  s  .c  o  m*/
                result.add(WIDTH, reader.getWidth(0));
                result.add(HEIGHT, reader.getHeight(0));
                result.add(FORMAT, reader.getFormatName());
                result.add(PHASH, imgPhash.getHash(reader.read(0)));
                IIOMetadata metadata = reader.getImageMetadata(0);
                if (metadata != null) {
                    String[] names = metadata.getMetadataFormatNames();
                    if (names != null)
                        for (String name : names)
                            browseNodes("META", metadata.getAsTree(name), result);
                }
            } finally {
                reader.dispose();
            }
        }
    }
}

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From source file:org.apache.xmlgraphics.image.loader.impl.imageio.ImageLoaderImageIO.java

/**
 * Extract ICC Profile from ImageIO Metadata. This method currently only
 * supports PNG and JPEG metadata.//w  w  w .java 2  s  .  c  o  m
 *
 * @param iiometa
 *            The ImageIO Metadata
 * @return an ICC Profile or null.
 */
private ICC_Profile tryToExctractICCProfile(IIOMetadata iiometa) {
    ICC_Profile iccProf = null;
    String supportedFormats[] = iiometa.getMetadataFormatNames();
    for (int i = 0; i < supportedFormats.length; i++) {
        String format = supportedFormats[i];
        Element root = (Element) iiometa.getAsTree(format);
        if (PNG_METADATA_NODE.equals(format)) {
            iccProf = this.tryToExctractICCProfileFromPNGMetadataNode(root);
        } else if (JPEG_METADATA_NODE.equals(format)) {
            iccProf = this.tryToExctractICCProfileFromJPEGMetadataNode(root);
        }
    }
    return iccProf;
}

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From source file:net.algart.simagis.imageio.IIOMetadataToJsonConverter.java

public final JSONObject toJson(IIOMetadata metadata) throws JSONException {
    if (metadata == null)
        throw new NullPointerException("Null metadata");
    JSONObject result = new JSONObject();
    JSONArray formats = new JSONArray();
    final String[] formatNames = metadata.getMetadataFormatNames();
    if (formatNames != null) {
        for (String formatName : formatNames) {
            final Node tree = metadata.getAsTree(formatName);
            JSONObject format = new JSONObject();
            format.put("formatName", formatName);
            format.put("tree", treeToJson(tree));
            formats.put(format);/*from   w  w w .  ja  v  a 2  s.c  o  m*/
        }
    }
    result.put("formats", formats);
    return result;
}

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From source file:lucee.runtime.img.Image.java

public IIOMetadata getMetaData(Struct parent) {
    InputStream is = null;//from  ww w .j  a v  a  2 s  . c o m
    javax.imageio.stream.ImageInputStreamImpl iis = null;
    try {

        if (source instanceof File) {
            iis = new FileImageInputStream((File) source);
        } else if (source == null)
            iis = new MemoryCacheImageInputStream(new ByteArrayInputStream(getImageBytes(format, true)));
        else
            iis = new MemoryCacheImageInputStream(is = source.getInputStream());

        Iterator<ImageReader> readers = ImageIO.getImageReaders(iis);
        if (readers.hasNext()) {
            // pick the first available ImageReader
            ImageReader reader = readers.next();
            IIOMetadata meta = null;
            synchronized (sync) {
                // attach source to the reader
                reader.setInput(iis, true);

                // read metadata of first image
                meta = reader.getImageMetadata(0);
                meta.setFromTree(FORMAT, meta.getAsTree(FORMAT));
                reader.reset();
            }
            // generating dump
            if (parent != null) {
                String[] formatNames = meta.getMetadataFormatNames();
                for (int i = 0; i < formatNames.length; i++) {
                    Node root = meta.getAsTree(formatNames[i]);
                    //print.out(XMLCaster.toString(root));
                    addMetaddata(parent, "metadata", root);
                }
            }
            return meta;
        }
    } catch (Throwable t) {
    } finally {
        ImageUtil.closeEL(iis);
        IOUtil.closeEL(is);
    }
    return null;
}

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