(PECL imagick 2.0.0)
Imagick::convolveImage — Applies a custom convolution kernel to the image
This function is currently not documented; only its argument list is available.
Applies a custom convolution kernel to the image.
The convolution kernel
Provide any channel constant that is valid for your channel mode. To apply to more than one channel, combine channeltype constants using bitwise operators. Refer to this list of channel constants.
Returns TRUE on success.
Throws ImagickException on error.