Examples with IIOMetadataNode javax.imageio.metadata.IIOMetadataNode used on opensource projects

Example 31 with IIOMetadataNode

use of javax.imageio.metadata.IIOMetadataNode in project jdk8u_jdk by JetBrains.

the class PNGMetadata method getStandardDataNode.

public IIOMetadataNode getStandardDataNode() {
    IIOMetadataNode data_node = new IIOMetadataNode("Data");
    // scratch node
    IIOMetadataNode node = null;
    node = new IIOMetadataNode("PlanarConfiguration");
    node.setAttribute("value", "PixelInterleaved");
    data_node.appendChild(node);
    node = new IIOMetadataNode("SampleFormat");
    node.setAttribute("value", IHDR_colorType == PNGImageReader.PNG_COLOR_PALETTE ? "Index" : "UnsignedIntegral");
    data_node.appendChild(node);
    String bitDepth = Integer.toString(IHDR_bitDepth);
    node = new IIOMetadataNode("BitsPerSample");
    node.setAttribute("value", repeat(bitDepth, getNumChannels()));
    data_node.appendChild(node);
    if (sBIT_present) {
        node = new IIOMetadataNode("SignificantBitsPerSample");
        String sbits;
        if (sBIT_colorType == PNGImageReader.PNG_COLOR_GRAY || sBIT_colorType == PNGImageReader.PNG_COLOR_GRAY_ALPHA) {
            sbits = Integer.toString(sBIT_grayBits);
        } else {
            // sBIT_colorType == PNGImageReader.PNG_COLOR_RGB ||
            // sBIT_colorType == PNGImageReader.PNG_COLOR_RGB_ALPHA
            sbits = Integer.toString(sBIT_redBits) + " " + Integer.toString(sBIT_greenBits) + " " + Integer.toString(sBIT_blueBits);
        }
        if (sBIT_colorType == PNGImageReader.PNG_COLOR_GRAY_ALPHA || sBIT_colorType == PNGImageReader.PNG_COLOR_RGB_ALPHA) {
            sbits += " " + Integer.toString(sBIT_alphaBits);
        }
        node.setAttribute("value", sbits);
        data_node.appendChild(node);
    }
    return data_node;
}

Example 32 with IIOMetadataNode

use of javax.imageio.metadata.IIOMetadataNode in project jdk8u_jdk by JetBrains.

the class SOFMarkerSegment method getNativeNode.

IIOMetadataNode getNativeNode() {
    IIOMetadataNode node = new IIOMetadataNode("sof");
    node.setAttribute("process", Integer.toString(tag - JPEG.SOF0));
    node.setAttribute("samplePrecision", Integer.toString(samplePrecision));
    node.setAttribute("numLines", Integer.toString(numLines));
    node.setAttribute("samplesPerLine", Integer.toString(samplesPerLine));
    node.setAttribute("numFrameComponents", Integer.toString(componentSpecs.length));
    for (int i = 0; i < componentSpecs.length; i++) {
        node.appendChild(componentSpecs[i].getNativeNode());
    }
    return node;
}

Example 33 with IIOMetadataNode

use of javax.imageio.metadata.IIOMetadataNode in project jdk8u_jdk by JetBrains.

the class JPEGMetadata method getNativeTree.

IIOMetadataNode getNativeTree() {
    IIOMetadataNode root;
    IIOMetadataNode top;
    Iterator iter = markerSequence.iterator();
    if (isStream) {
        root = new IIOMetadataNode(JPEG.nativeStreamMetadataFormatName);
        top = root;
    } else {
        IIOMetadataNode sequence = new IIOMetadataNode("markerSequence");
        if (!inThumb) {
            root = new IIOMetadataNode(JPEG.nativeImageMetadataFormatName);
            IIOMetadataNode header = new IIOMetadataNode("JPEGvariety");
            root.appendChild(header);
            JFIFMarkerSegment jfif = (JFIFMarkerSegment) findMarkerSegment(JFIFMarkerSegment.class, true);
            if (jfif != null) {
                // JFIF must be first, so this skips it
                iter.next();
                header.appendChild(jfif.getNativeNode());
            }
            root.appendChild(sequence);
        } else {
            root = sequence;
        }
        top = sequence;
    }
    while (iter.hasNext()) {
        MarkerSegment seg = (MarkerSegment) iter.next();
        top.appendChild(seg.getNativeNode());
    }
    return root;
}

Example 34 with IIOMetadataNode

use of javax.imageio.metadata.IIOMetadataNode in project jdk8u_jdk by JetBrains.

the class JPEGMetadata method getStandardChromaNode.

// Standard tree node methods
protected IIOMetadataNode getStandardChromaNode() {
    // Unless we find otherwise
    hasAlpha = false;
    // Colorspace type - follow the rules in the spec
    // First get the SOF marker segment, if there is one
    SOFMarkerSegment sof = (SOFMarkerSegment) findMarkerSegment(SOFMarkerSegment.class, true);
    if (sof == null) {
        // No image, so no chroma
        return null;
    }
    IIOMetadataNode chroma = new IIOMetadataNode("Chroma");
    IIOMetadataNode csType = new IIOMetadataNode("ColorSpaceType");
    chroma.appendChild(csType);
    // get the number of channels
    int numChannels = sof.componentSpecs.length;
    IIOMetadataNode numChanNode = new IIOMetadataNode("NumChannels");
    chroma.appendChild(numChanNode);
    numChanNode.setAttribute("value", Integer.toString(numChannels));
    // is there a JFIF marker segment?
    if (findMarkerSegment(JFIFMarkerSegment.class, true) != null) {
        if (numChannels == 1) {
            csType.setAttribute("name", "GRAY");
        } else {
            csType.setAttribute("name", "YCbCr");
        }
        return chroma;
    }
    // How about an Adobe marker segment?
    AdobeMarkerSegment adobe = (AdobeMarkerSegment) findMarkerSegment(AdobeMarkerSegment.class, true);
    if (adobe != null) {
        switch(adobe.transform) {
            case JPEG.ADOBE_YCCK:
                csType.setAttribute("name", "YCCK");
                break;
            case JPEG.ADOBE_YCC:
                csType.setAttribute("name", "YCbCr");
                break;
            case JPEG.ADOBE_UNKNOWN:
                if (numChannels == 3) {
                    csType.setAttribute("name", "RGB");
                } else if (numChannels == 4) {
                    csType.setAttribute("name", "CMYK");
                }
                break;
        }
        return chroma;
    }
    // Neither marker.  Check components
    if (numChannels < 3) {
        csType.setAttribute("name", "GRAY");
        if (numChannels == 2) {
            hasAlpha = true;
        }
        return chroma;
    }
    boolean idsAreJFIF = true;
    for (int i = 0; i < sof.componentSpecs.length; i++) {
        int id = sof.componentSpecs[i].componentId;
        if ((id < 1) || (id >= sof.componentSpecs.length)) {
            idsAreJFIF = false;
        }
    }
    if (idsAreJFIF) {
        csType.setAttribute("name", "YCbCr");
        if (numChannels == 4) {
            hasAlpha = true;
        }
        return chroma;
    }
    // Check against the letters
    if ((sof.componentSpecs[0].componentId == 'R') && (sof.componentSpecs[1].componentId == 'G') && (sof.componentSpecs[2].componentId == 'B')) {
        csType.setAttribute("name", "RGB");
        if ((numChannels == 4) && (sof.componentSpecs[3].componentId == 'A')) {
            hasAlpha = true;
        }
        return chroma;
    }
    if ((sof.componentSpecs[0].componentId == 'Y') && (sof.componentSpecs[1].componentId == 'C') && (sof.componentSpecs[2].componentId == 'c')) {
        csType.setAttribute("name", "PhotoYCC");
        if ((numChannels == 4) && (sof.componentSpecs[3].componentId == 'A')) {
            hasAlpha = true;
        }
        return chroma;
    }
    // Finally, 3-channel subsampled are YCbCr, unsubsampled are RGB
    // 4-channel subsampled are YCbCrA, unsubsampled are CMYK
    boolean subsampled = false;
    int hfactor = sof.componentSpecs[0].HsamplingFactor;
    int vfactor = sof.componentSpecs[0].VsamplingFactor;
    for (int i = 1; i < sof.componentSpecs.length; i++) {
        if ((sof.componentSpecs[i].HsamplingFactor != hfactor) || (sof.componentSpecs[i].VsamplingFactor != vfactor)) {
            subsampled = true;
            break;
        }
    }
    if (subsampled) {
        csType.setAttribute("name", "YCbCr");
        if (numChannels == 4) {
            hasAlpha = true;
        }
        return chroma;
    }
    // Not subsampled.  numChannels < 3 is taken care of above
    if (numChannels == 3) {
        csType.setAttribute("name", "RGB");
    } else {
        csType.setAttribute("name", "CMYK");
    }
    return chroma;
}

Example 35 with IIOMetadataNode

use of javax.imageio.metadata.IIOMetadataNode in project jdk8u_jdk by JetBrains.

the class DQTMarkerSegment method getNativeNode.

IIOMetadataNode getNativeNode() {
    IIOMetadataNode node = new IIOMetadataNode("dqt");
    for (int i = 0; i < tables.size(); i++) {
        Qtable table = (Qtable) tables.get(i);
        node.appendChild(table.getNativeNode());
    }
    return node;
}