(PECL imagick 2 >= 2.3.0, PECL imagick 3)
Imagick::remapImage — Remaps image colors
Replaces colors an image with those defined by replacement
. The colors
are replaced with the closest possible color. 此方法在Imagick基于ImageMagick 6.4.5以上版本编译时可用。
replacement
An Imagick object containing the replacement colors
DITHER
Refer to this list of dither method constants
成功时返回 true
。
错误时抛出 ImagickException。