(New in Phatch 0.2)
Use this action to draw a contour around image edges. It is different from the Border action. The contour action draws only the border around the shapes within the image, while the Border action draws a rectangular frame around the whole image.
The thickness of the contour
The offset from the image edges
The contour colour
The default is 'Yes' and that means the original image will be included in the result.