コード例 #1
0
  private int computeLength(IIOMetadataNode root) {
    NodeList list = root.getChildNodes();
    int length = 0;
    for (int i = 0; i < list.getLength(); i++) {
      IIOMetadataNode node = (IIOMetadataNode) list.item(i);
      String name = node.getNodeName();

      if (format.isLeaf(name))
        length += new Integer((String) Box.getAttribute(node, "Length")).intValue();
      else length += computeLength(node);
    }

    return length + (root.getNodeName().startsWith("JPEG2000") ? 8 : 0);
  }
コード例 #2
0
  private void writeSuperBox(IIOMetadataNode node) throws IOException {
    NodeList list = node.getChildNodes();

    String name = node.getNodeName();
    if (name.startsWith("JPEG2000")) {
      stream.writeInt(computeLength(node));
      stream.writeInt(Box.getTypeInt((String) Box.getTypeByName(name)));
      otherLength += 8;
    }

    for (int i = 0; i < list.getLength(); i++) {
      IIOMetadataNode child = (IIOMetadataNode) list.item(i);

      name = child.getNodeName();
      if (name.startsWith("JPEG2000") && format.isLeaf(name)) writeBox(child);
      else writeSuperBox(child);
    }
  }