Emphasize

Menu:   Processing > Filters… > Enhance > Emphasize

Script:   emphasize

Use this function to emphasize fine detail in an image by applying the unsharp masking technique. The difference between the original and a lowpass filtered image is computed and added to the original image. The following formula is used for calculating the intensity of the target pixel:



If you choose this command, the following options will become available:

Input

Displays the input image frame number. If you want to perform the operation on another image, type or select the corresponding value.

Output

Displays the number of the frame in which the output image will be created. Depending on the Preferences. ImageWarp will set it either to the first available value or to the Input frame number. Type or select another value if you want the output image to be created in a different frame.

Preview

Select this check box to watch the Preview of the output image.

Strength

Lets you adjust the amount of the differential image to be added to the original one. Increasing this value will increase the level of detail in the image.

Note – a square 3x3 kernel is used for unsharp mask. See Lowpass for more details.