----------DEMO---------- Effect Types: 0 - no effect 1 - greyscale 2 - negative 3 - gaussian blur 4 - axial blur 5 - radial blur 6- warholizer, RGB 7 - warholizer, CMYK 8 - color shift, red 9 - color shift, green 10 - color shift, blue 11 - black & white 12 - convolution, emboss 13 - color quantization / posterization 14 - ordered dithering, Bayer 8x8 threshold map 15 - ordered dithering, Bayer 4x4 threshold map w/ B&W 16 - halftone dithering 17 - rorschach effect, mouse x and y determine flip, image effect value determines b&w threshold 18 - phantasm effect, gets really weird at higher values 19 - wither effect, intensity determined by effect value 20 - posterization 21 - etch-a-sketch effect