<description>Perform an RGB[A] dodge operation between the pixel sources, using the generalised algorithm: D = saturation of 255 or depletion of 0, of ((255 - A) * 256) / (B + 1)</description>
<description>Perform an RGB[A] dodge operation between the pixel sources, using the generalised algorithm: D = saturation of 255 or (A * 256) / (256 - B)</description>