Filtro

PImage imgOriginal;
PImage imgCopia = createImage(320,240, HSB);
int pos;
float h;
float s;
float b;

void setup(){
  size(640, 240);
  colorMode(HSB, 360, 100, 100);
  imgOriginal = loadImage("original.png");
  for (int x =0; x <320;x++){
    for (int y = 0; y<240; y++){
      pos = y*320+x;
      h = hue(imgOriginal.pixels[pos]);
      s = saturation(imgOriginal.pixels[pos]);
      b = brightness(imgOriginal.pixels[pos]);
      imgCopia.pixels[pos]=color(30, 82, b);
    }}
}

void draw(){
  image(imgOriginal, 0, 0);
  image(imgCopia,320, 0);
}