public static BufferedImage readRawBufferedImage(DicomImageReader reader, int frameNumber)
throws IOException {
int imageIndexFromZero = frameNumber - 1;
WritableRaster raster = (WritableRaster) reader.readRaster(imageIndexFromZero, null);
DicomObject ds = ((DicomStreamMetaData) reader.getStreamMetadata()).getDicomObject();
ColorModel cm = ColorModelFactory.createColorModel(ds);
return new BufferedImage(cm, raster, false, null);
}
private DicomStreamMetaData copyMeta(DicomImageReader reader, String tsuid) throws IOException {
DicomStreamMetaData oldMeta = (DicomStreamMetaData) reader.getStreamMetadata();
DicomStreamMetaData ret = new DicomStreamMetaData();
DicomObject ds = oldMeta.getDicomObject();
DicomObject newDs = new BasicDicomObject();
ds.copyTo(newDs);
newDs.putString(Tag.TransferSyntaxUID, VR.UI, tsuid);
ret.setDicomObject(newDs);
return ret;
}
