Examples with Box com.sun.media.imageioimpl.plugins.jpeg2000.Box used on opensource projects

Example 1 with Box

use of com.sun.media.imageioimpl.plugins.jpeg2000.Box in project bioformats by ome.

the class FileFormatReader method readPaletteBox.

/**
 * This method reads the content of the palette box
 */
public void readPaletteBox(int length) throws IOException {
    // Get current position in file
    int pos = in.getPos();
    int lutSize = in.readShort();
    int numComp = in.readByte();
    compSize = new byte[numComp];
    for (int i = 0; i < numComp; i++) {
        compSize[i] = (byte) in.readByte();
    }
    lut = new byte[numComp][lutSize];
    for (int n = 0; n < lutSize; n++) {
        for (int c = 0; c < numComp; c++) {
            int depth = 1 + (compSize[c] & 0x7F);
            if (depth > 32)
                depth = 32;
            int numBytes = (depth + 7) >> 3;
            int mask = (1 << depth) - 1;
            byte[] buf = new byte[numBytes];
            in.readFully(buf, 0, numBytes);
            int val = 0;
            for (int k = 0; k < numBytes; k++) {
                val = buf[k] + (val << 8);
            }
            lut[c][n] = (byte) val;
        }
    }
    if (metadata != null) {
        metadata.addNode(new PaletteBox(length, compSize, lut));
    }
}

Example 2 with Box

use of com.sun.media.imageioimpl.plugins.jpeg2000.Box in project bioformats by ome.

the class FileFormatReader method readIntPropertyBox.

/**
 * This method reads the contents of the Intellectual property box
 */
public void readIntPropertyBox(int length) throws IOException {
    if (metadata != null) {
        byte[] data = new byte[length];
        in.readFully(data, 0, length);
        metadata.addNode(new Box(length + 8, 0x6A703269, data));
    }
}

Example 3 with Box

use of com.sun.media.imageioimpl.plugins.jpeg2000.Box in project bioformats by ome.

the class FileFormatReader method readUUIDBox.

/**
 * This method reads the contents of the Intellectual property box
 */
public void readUUIDBox(int length) throws IOException {
    if (metadata != null) {
        byte[] data = new byte[length];
        in.readFully(data, 0, length);
        metadata.addNode(new UUIDBox(data));
    }
}

Example 4 with Box

use of com.sun.media.imageioimpl.plugins.jpeg2000.Box in project bioformats by ome.

the class FileFormatReader method readImageHeaderBox.

/**
 * This method reads the Image Header box
 * @param length The length of the JP2Header box
 *
 * @return false if the JP2Header box was not found or invalid else true
 *
 * @exception java.io.IOException If an I/O error ocurred.
 *
 * @exception java.io.EOFException If the end of file was reached
 */
public boolean readImageHeaderBox(int length) throws IOException, EOFException {
    if (// This can not be last box
    length == 0)
        throw new Error("Zero-length of JP2Header Box");
    // Here the JP2Header data (DBox) would be read if we were to use it
    height = in.readInt();
    width = in.readInt();
    numComp = in.readShort();
    bitDepth = in.readByte();
    compressionType = in.readByte();
    unknownColor = in.readByte();
    intelProp = in.readByte();
    if (metadata != null) {
        metadata.addNode(new HeaderBox(height, width, numComp, bitDepth, compressionType, unknownColor, intelProp));
    }
    return true;
}

Example 5 with Box

use of com.sun.media.imageioimpl.plugins.jpeg2000.Box in project bioformats by ome.

the class FileFormatReader method readChannelDefinitionBox.

/**
 * This method reads the Channel Definition box
 *
 * @exception java.io.IOException If an I/O error ocurred.
 */
public void readChannelDefinitionBox(int length) throws IOException {
    int num = in.readShort();
    channels = new short[num];
    cType = new short[num];
    associations = new short[num];
    for (int i = 0; i < num; i++) {
        channels[i] = in.readShort();
        cType[i] = in.readShort();
        associations[i] = in.readShort();
    }
    if (metadata != null) {
        metadata.addNode(new ChannelDefinitionBox(channels, cType, associations));
    }
}