private synchronized void init() throws IOException {
// Need the extra test, to avoid throwing an IOException from the Transcoder
if (imageInput == null) {
throw new IllegalStateException("input == null");
}
if (reader == null) {
WMFTranscoder transcoder = new WMFTranscoder();
ByteArrayOutputStream output = new ByteArrayOutputStream();
Writer writer = new OutputStreamWriter(output, "UTF8");
try {
TranscoderInput in = new TranscoderInput(IIOUtil.createStreamAdapter(imageInput));
TranscoderOutput out = new TranscoderOutput(writer);
// TODO: Transcodinghints?
transcoder.transcode(in, out);
} catch (TranscoderException e) {
throw new IIOException(e.getMessage(), e);
}
reader = new SVGImageReader(getOriginatingProvider());
reader.setInput(
ImageIO.createImageInputStream(new ByteArrayInputStream(output.toByteArray())));
}
}
protected void resetMembers() {
if (reader != null) {
reader.dispose();
}
reader = null;
}
public BufferedImage read(int pIndex, ImageReadParam pParam) throws IOException {
init();
processImageStarted(pIndex);
BufferedImage image = reader.read(pIndex, pParam);
if (abortRequested()) {
processReadAborted();
return image;
}
processImageComplete();
return image;
}
public Iterator<ImageTypeSpecifier> getImageTypes(final int pImageIndex) throws IOException {
init();
return reader.getImageTypes(pImageIndex);
}
public int getHeight(int pIndex) throws IOException {
init();
return reader.getHeight(pIndex);
}
public int getWidth(int pIndex) throws IOException {
init();
return reader.getWidth(pIndex);
}