Imagick::sparseColorImage

(No version information available, might only be in SVN)

Imagick::sparseColorImage — Interpolates colors

说明

public bool Imagick::sparseColorImage ( int $SPARSE_METHOD , array $arguments [, int $channel = Imagick::CHANNEL_DEFAULT ] )

Given the arguments array containing numeric values this method interpolates the colors found at those coordinates across the whole image using sparse_method. 此方法在Imagick基于ImageMagick 6.4.5以上版本编译时可用。

参数

SPARSE_METHOD: Refer to this list of sparse method constants
arguments: An array containing the coordinates. The array is in format array(1,1, 2,45)
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。

错误／异常

错误时抛出 ImagickException。