Playground experiment

Convolution Kernel Playground

Edit a small image kernel and apply it across every pixel. Try blur, sharpen, edge, emboss, and your own custom 5x5 filters.

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Original left, convolved right each output pixel is a weighted neighborhood sum

Kernel editor

Identity kernel loaded. Change weights to transform the image.

Image

Kernel size

Presets

Weights

Divisor 1 Bias 0 Blend 100%

Positive weights brighten matching neighborhoods. Negative weights subtract neighbors, which is why edge kernels reveal sudden changes.