Imagick::opaquePaintImage
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Imagick::opaquePaintImage — Changes the color value of any pixel that matches target
说明
$target ,
mixed $fill ,
float $fuzz ,
bool $invert [,
int $channel = Imagick::CHANNEL_DEFAULT ] ) :
bool
Changes any pixel that matches color with the color defined by fill. 此方法在Imagick基于ImageMagick 6.3.8以上版本编译时可用。
参数
-
target -
ImagickPixel object or a string containing the color to change
-
fill -
The replacement color
-
fuzz -
The amount of fuzz. For example, set fuzz to 10 and the color red at intensities of 100 and 102 respectively are now interpreted as the same color.
-
invert -
If
TRUEpaints any pixel that does not match the target color. -
channel -
Provide any channel constant that is valid for your channel mode. To apply to more than one channel, combine channel constants using bitwise operators. 缺省为
Imagick::CHANNEL_DEFAULT. 参考此 通道常数列表
返回值
成功时返回 TRUE。
