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Applies a custom convolution kernel to the image
Convolve image ← contrastStretchImage cropImage → Applies a custom convolution kernel to the image.
Jul 11, 2025 · Return Value: This function returns True on success. Original Image: Below program illustrates the Imagick::convolveImage () function in PHP: Program: php
Simple usage example of `Imagick::convolveImage ()`. The Imagick::convolveImage function is a PHP function that applies a custom convolution kernel to an image. Convolution is a mathematical operation that modifies the pixel values of an image based on the values of neighboring pixels. This function takes a 2D matrix as input, representing the kernel, and applies it to the image, producing a ...
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.
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.
Imagick::adaptiveThresholdImage — Selects a threshold for each pixel based on a range of intensity Imagick::addImage — Adds new image to Imagick object image list
