Imagick::sparseColorImage

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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. This method is available if Imagick has been compiled against ImageMagick version 6.4.5 or newer.

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. Defaults to Imagick::CHANNEL_DEFAULT. Refer to this list of channel constants

返回值

Returns TRUE on success.

错误/异常

Throws ImagickException on error.