Hey, what's the best or correct way to calculate an image's luminance, effectively converting it to grayscale, but preserving its relative brightness?
12-16-2005, 02:56 PM
Use the weighted sum of the colour values...
L = 0.3R + 0.59G + 0.11B
Or are you looking for something more sophisticated?
12-16-2005, 02:57 PM
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