buffer.bufPtr = 0;
}
JFIFThumbJPEG(Node node) throws IIOInvalidTreeException {
if (node.getChildNodes().getLength() > 1) {
throw new IIOInvalidTreeException
("JFIFThumbJPEG node must have 0 or 1 child", node);
}
Node child = node.getFirstChild();
if (child != null) {
String name = child.getNodeName();
if (!name.equals("markerSequence")) {
throw new IIOInvalidTreeException
("JFIFThumbJPEG child must be a markerSequence node",
node);
}
thumbMetadata = new JPEGMetadata(false, true);
thumbMetadata.setFromMarkerSequenceNode(child);