(No version information available, might be only in CVS)
Imagick::convolveImage — Applies a custom convolution kernel to the image
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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. Defaults to Imagick::CHANNEL_ALL. Refer to this list of channel constants.
Returns TRUE on success.