HumHub Documentation (unofficial)

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Table of Contents

Classes

BlackWhite
This filter calculates, for each pixel of an image, whether it is ligher or darker than a threshold.
Border
A border filter.
BorderDetection
BorderDetection based on Laplace-Operator. Three different variants are offered:.
Canvas
A canvas filter.
Grayscale
The Grayscale filter calculates the gray-value based on RGB.
Negation
This filter negates every color of every pixel of an image.
Neighborhood
The Neighborhood filter takes a matrix and calculates the color current pixel based on its neighborhood.
OnPixelBased
The OnPixelBased takes a callable, and for each pixel, this callable is called with the image (\Imagine\Image\ImageInterface) and the current point (\Imagine\Image\Point).
RelativeResize
The RelativeResize filter allows images to be resized relative to their existing dimensions.

        
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