ICC Profiles for PImage in Processing.

ICCProfiles for PImage in p5

/*
ICC Profiles for PImage in Processing.
Press spacebar to switch between default and loaded profile (first time takes a while...)
*/
import java.awt.color.ColorSpace;
import java.awt.color.ICC_Profile;
import java.awt.color.ICC_ColorSpace;
import java.awt.image.ColorConvertOp;

import java.io.FileInputStream;

PImage img, img2;
boolean showICC=false;

ICC_Profile icc1;

ColorConvertOp op1;

ColorSpace cs=null;



void setup() {

  size(800, 450);  
  img=loadImage("img.jpg");

  //only works for "output" profiles (ie: printer profiles)
  //http://docs.oracle.com/javase/7/docs/api/java/awt/color/ICC_ColorSpace.html


  //String profilePath="/Library/ColorSync/Profiles/550 Megaphoto Frontier FF 23072012.icc";
  String profilePath=dataPath("hp_pspro_b8800_ilford_galerie_classic_gloss.icc");


  try {

    ICC_Profile icc1=ICC_Profile.getInstance(new
      FileInputStream(profilePath));


    println("iccType: "+icc1.getColorSpaceType() );
    //color space types:
    // http://dcs.oracle.com/javase/6/docs/api/constant-values.html#java.awt.color.ColorSpace.TYPE_XYZ

    cs=new ICC_ColorSpace(icc1);

  }
  catch(IOException e) {
    println(e);
  }

  op1 = new ColorConvertOp(cs, null);
}


void draw() {
  background(0);

  if (!showICC) {
    image(img, 0, 0, img.width, img.height);
  }
  else {


    if (img2==null) {
      println("applying icc profile");
      java.awt.image.BufferedImage result = op1.filter( (java.awt.image.BufferedImage)img.getImage(), null );

      try {

        img2=new PImage(result.getWidth(), result.getHeight(), PConstants.RGB);

        result.getRGB(0, 0, img2.width, img2.height, img2.pixels, 0, img2.width);

        img2.updatePixels();
      }
      catch(Exception e) {
        e.printStackTrace();
      }

      println("icc profile ready");
    }
    else {
      image(img2, 0, 0, img2.width, img2.height);
    }
  }
}



void keyPressed() {
  if (key==' ') {
    showICC=!showICC;
  }
}