(PECL gmagick >= Unknown)
Enhances the contrast of a color image
public void Gmagick::normalizeimage ([ int $channel ] )
Enhances the contrast of a color image by adjusting the pixels color to span the entire range of colors available.
Parameters:
channel
Identify which channel to normalize
Returns:
The Gmagick object on success
Exception:
Throws an GmagickException on error.
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