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This installs the native lib libraw as a JavaFX Image format provider similar to imageIO before on Swing

There is a newer version: 1.8.9

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package org.librawfx;

import org.librawfx.dimension.DimensionProvider;
import org.librawfx.dimension.DefaultDimensionProvider;
import com.sun.javafx.iio.ImageFormatDescription;
import com.sun.javafx.iio.ImageLoader;
import com.sun.javafx.iio.ImageLoaderFactory;
import com.sun.javafx.iio.ImageStorage;
import java.io.IOException;
import java.io.InputStream;
import java.util.logging.Level;
import java.util.logging.Logger;

/**
 * Class to install the TIFF renderer to the javafx image systems
 * @author selfemp
 */
public class RAWImageLoaderFactory implements ImageLoaderFactory {

    private static final RAWImageLoaderFactory instance = new RAWImageLoaderFactory();
    
    private static String tempDir;

    private static DimensionProvider dimensionProvider;

    /**
     * Main method to install the image handler to support any loading of images with the Image class
     * @param tempdir the directory to specify where the native libs are extracted. Import on OSX because there is a bug on Apple side preventing using the temporary directory
     */
    public static final void install(String tempdir) {  
        RAWImageLoaderFactory.tempDir=tempdir;
        install(new DefaultDimensionProvider());        
    }
    
    /**
     * Main method to install the image handler to support any loading of images with the Image class
     */
    public static final void install() {  
        RAWImageLoaderFactory.tempDir=null;
        install(new DefaultDimensionProvider());        
    }

    public static final void install(DimensionProvider dimensionProvider) {
        try {
            LibrawImage.loadLibs(tempDir);
        } catch (IOException ex) {
            Logger.getLogger(RAWImageLoaderFactory.class.getName()).log(Level.SEVERE, null, ex);
        }
        RAWImageLoaderFactory.dimensionProvider = dimensionProvider;

        ImageStorage.addImageLoaderFactory(instance);        
    }

    public static final ImageLoaderFactory getInstance() {
        return instance;
    }

    @Override
    public ImageFormatDescription getFormatDescription() {
        return RAWDescriptor.getInstance();
    }

    @Override
    public ImageLoader createImageLoader(InputStream input) throws IOException {
        return new RAWImageLoader(input, dimensionProvider);
    }

}