Image compressor

PImage input;
PrintWriter output;
int count = 1;

public void setup() {
 output = createWriter("out.sic");
 size(displayWidth, displayHeight, P2D);
 input = loadImage("encode.png");
 image(input, 1,1);
 int x = 1;
 int y = 1;
 delay(1000);
 int[] argb = new int[input.width*input.height];
 for(int useless1 = 0; x < input.width; x++) {
 for(int useless2 = 0; y < input.height; y++) {
 argb[x*y] = input.get(x, y);
 }
 }
 color[] clrs = printPixelColors(argb);
 for(int i = 0; i < input.width; i++) {
 for(int j = 0; j < input.height; j++) {
 if(count == 1) {
 output.print("[");
 output.print((int)hue(clrs[i*j]));
 output.print(",");
 output.print((int)brightness(clrs[i*j]));
 output.print("]");
 }
 if((int)hue(clrs[i*j]) != (int)hue(clrs[(i*j)+1]) || (int)brightness(clrs[i*j]) != (int)brightness(clrs[(i*j)+1])) {
 if(count > 1) {
 output.print(count);
 output.print("x");
 count = 1;
 }
 } else {
 count++;
 }
 }
 output.println("");
 output.flush();
 }
 output.close();
 println("Converting completed!");
 exit();
}

public void draw() {
 image(input, 1,1);
}



public color[] printPixelColors(int[] argb){
 color[] _clrs = new color[argb.length];
 for(int i = 0; i < argb.length; i++){
 int r = (argb[i] » 16) & 0xFF;
 int g = (argb[i] » 8) & 0xFF;
 int b = (argb[i] » 0) & 0xFF;
 _clrs[i]= color(r,g,b);
 }
 return _clrs;
}