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Imagick::convolveImage
Applies a custom convolution kernel to the image
()
bool Imagick::convolveImage ( array kernel [, 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.
Applies a custom convolution kernel to the image.
Parameters
- kernel
The convolution kernel
- channel
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.