Channel Blur

Lets you apply a blur effect selectively to each color channel of a layer: red, green, blue, and alpha. Create custom glow effects that retain sharpness in selected channels while softening other channels.

Canvas showing effect of Channel Blur filter

Adjust this filter using the parameter controls in the Filters Inspector:

  • Amount: Sets the radius of the blur.

  • Blur Red: Sets the blur to affect the red channel.

  • Blur Green: Sets the blur to affect the green channel.

  • Blur Blue: Sets the blur to affect the blue channel.

  • Blur Alpha: Sets the blur to affect the alpha channel.

  • Horizontal: Sets the percentage of maximum horizontal blur. This is a percentage of the Amount parameter.

  • Vertical: Sets the percentage of maximum vertical blur.

  • Crop: Sets whether the image is cropped beyond its original borders.

  • Mix: Sets the percentage of the original image to be blended with the blurred image.