Imagick::separateImageChannel()
Imagick::separateImageChannel - Separates a channel from the image
Syntax
bool Imagick::separateImageChannel (
int $channel)
Arguments
Description
Separates a channel from the image and returns a grayscale image. A channel is a particular color component of each pixel in the image.
Version
PHP PECL imagick 2.0.0
Return value
Returns TRUE on success.