Imagick::paintOpaqueImage()

(PECL imagick 2.0.0)

Change any pixel that matches color

说明

Imagick::paintOpaqueImage(mixed $target, mixed $fill,float $fuzz[,int $channel= Imagick::CHANNEL_DEFAULT]): bool

Changes any pixel that matches color with the color defined by fill.

参数

$target

Change this target color to the fill color within the image. An ImagickPixel object or a string representing the target color.

$fill

An ImagickPixel object or a string representing the fill color.

$fuzz

The fuzz member of image defines how much tolerance is acceptable to consider two colors as the same.

$channel

Provide any channel constant that is valid for your channel mode. To apply to more than one channel, combine channeltype constants using bitwise operators. Refer to this list of channel constants.

返回值

成功时返回TRUE。

错误／异常

错误时抛出 ImagickException。

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