Now the fun part : the implementation using Processing.js We will load the original picture as in the previous example: img = loadImage(“Yosemite.jpg”); Then we will go through all the pixels by 2 loops: for (int y = 0; y < img.height; y++) { //we loop through every line for (int x = 0; x […]

Ok this week let’s try something a little bit more useful than random manipulation of one picture. Starting from the same beautiful Yosemite picture, we will convert it from RGB color space to Y’CbCr color space. Many websites can help you to get more background on Y’CbCr color spaces, and commonly called “YUV”. I am […]