Imagick::separateImageChannel
(No version information available, might be only in CVS)
Imagick::separateImageChannel — Separates a channel from the image
Description
bool Imagick::separateImageChannel
( int $channel
)
Warning
This function is currently not documented; only the argument list is available.
Warning
This function is EXPERIMENTAL. The behaviour of this function, the name of this function, and anything else documented about this function may change without notice in a future release of PHP. Use this function at your own risk.
Separates a channel from the image and returns a grayscale image. A channel is a particular color component of each pixel in the image.
Parameters
- channel
-
Return Values
Returns TRUE on success.