PHP - Manual: Gmagick::normalizeimage
2024-12-22
(PECL gmagick >= Unknown)
Gmagick::normalizeimage — Enhances the contrast of a color image
Enhances the contrast of a color image by adjusting the pixels color to span the entire range of colors available.
channel
Identify which channel to normalize.
The Gmagick object.
错误时抛出 GmagickException。
官方地址:https://www.php.net/manual/en/gmagick.normalizeimage.php