msol2png - converting images in MSOL format (6-bit color depth) to PNG. Used by Qualcomm Toq (Mirasol display).

gistfile1.java

import java.awt.Color;
import java.awt.color.ColorSpace;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.FileInputStream;
import javax.imageio.ImageIO;

// WARNING: DIRTY CODE

public class msol2png {

	public static void main(String[] args) {		
		if (args.length <= 0) {				
			System.out.println("Enter file to convert as parameter");
			return;
		}
		
		File path = new File(args[0]);
		if (path.isDirectory()) {
			File[] files = path.listFiles();
			for (File file:files)
				msol2png(file.getAbsolutePath());
		} else
			msol2png(args[0]);
	}
	
	static void msol2png(String image) {
		try {
			File file = new File(image);
			FileInputStream inputStream = new FileInputStream(file);
			byte[] bytes = new byte[(int) file.length()];
			
			inputStream.read(bytes);
			inputStream.close();
			
			int width = (bytes[8] & 0xff) + (bytes[9] << 8);
			int height = (bytes[10] & 0xff) + (bytes[11] << 8);
			System.out.println("width: " + width + ", height: " + height);
			
			BufferedImage bufferedImage = new BufferedImage(width, height, ColorSpace.TYPE_RGB);
						
			for (int x = 0; x < width; x++)
				for (int y = 0; y < height; y++) {					
					int rgb = bytes[(16 + width * y + x)] - 3;
					
					int r = rgb >> 6;
					int g = (rgb >> 4) & 3;
					int b = (rgb >> 2) & 3;					
					r = (r << 6) & 0xff;
					g = (g << 6) & 0xff;
					b = (b << 6) & 0xff;
										
					bufferedImage.setRGB(x, y, new Color(r, g, b).getRGB());
				}

			File outputfile = new File(image + ".png");
			ImageIO.write(bufferedImage, "png", outputfile);
			
		} catch (Exception e) {
			System.out.println(e.toString());
		}	
	}
}