Real-time Video Processing Using MMX

This is an image with neutral brightness.

This is an image with low brightness. This is an image with high brightness. Katie's tongue is lighter than usual. This is an image with extreme brightness. It is super-duper bright. Can you find the hidden message? This is an image where we turned off the camera. Just kidding. It just has very low brightness. This is a picture with neutral contrast. This is a picture with moderately high contrast. Look at Phil's pearly whites!! This is a picture with maximum contrast!!! contrast^XXXXXtreme! This is a picture with low contrast. I think we need a little more contrast... This is our overlay image. See the two overlaid images of Katie's arm??? this is a neutral picture, of the background that we captured to subtract from the following pictures. This is a picture of us standing with a background of us sitting subtracted. That was a very poorly constructed sentence. This is our attempt to fit back into our background image. See us having fun?