Examples with J2KImageWriterSpi com.sun.media.imageioimpl.plugins.jpeg2000.J2KImageWriterSpi used on opensource projects

Example 1 with J2KImageWriterSpi

use of com.sun.media.imageioimpl.plugins.jpeg2000.J2KImageWriterSpi in project bioformats by openmicroscopy.

the class JAIIIOServiceImpl method writeImage.

/* @see JAIIIOService#writeImage(OutputStream, BufferedImage, JPEG2000CodecOptions) */
@Override
public void writeImage(OutputStream out, BufferedImage img, JPEG2000CodecOptions options) throws IOException, ServiceException {
    ImageOutputStream ios = ImageIO.createImageOutputStream(out);
    IIORegistry registry = IIORegistry.getDefaultInstance();
    Iterator<J2KImageWriterSpi> iter = ServiceLoader.load(J2KImageWriterSpi.class).iterator();
    registry.registerServiceProviders(iter);
    J2KImageWriterSpi spi = registry.getServiceProviderByClass(J2KImageWriterSpi.class);
    J2KImageWriter writer = new J2KImageWriter(spi);
    writer.setOutput(ios);
    String filter = options.lossless ? J2KImageWriteParam.FILTER_53 : J2KImageWriteParam.FILTER_97;
    IIOImage iioImage = new IIOImage(img, null, null);
    J2KImageWriteParam param = (J2KImageWriteParam) writer.getDefaultWriteParam();
    param.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
    param.setCompressionType("JPEG2000");
    if (!options.lossless) {
        param.setEncodingRate(options.quality);
    }
    param.setLossless(options.lossless);
    param.setFilter(filter);
    param.setCodeBlockSize(options.codeBlockSize);
    param.setComponentTransformation(false);
    if (options.tileWidth > 0 && options.tileHeight > 0) {
        param.setTiling(options.tileWidth, options.tileHeight, options.tileGridXOffset, options.tileGridYOffset);
    }
    if (options.numDecompositionLevels != null) {
        param.setNumDecompositionLevels(options.numDecompositionLevels.intValue());
    }
    writer.write(null, iioImage, param);
    ios.close();
}