Direction map

Menu:   Processing > Morphology… > Geodesy->Direction map

Script:   direction

Use this command to perform the direction transform of an image. The function builds a multiphase image.with pixel indexes corresponding to the direction of the intensity gradient in the input image. Values from 1 to 8 correspond to eight major directions starting from the positive X-axis counterclockwise. The zero value indicates the absence of gradient in the target point.

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

Input

Displays the input image frame number. If you want to process 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.