The Emboss filter uses the contrast of an image to remap contours to create a 3D effect, similar to bas-relief. Like many of the other filters, it's very versatile and most useful when combined with other techniques.
About the Emboss filter
This filter can be found in the Filters Studio.
Settings
The following settings can be adjusted in the effects dialog:
Radius—controls the number of pixels affected.
Angle—controls the angle of the lighting. Drag the dial to set the value.
Amount—controls the intensity of the filter.
Monochrome—when selected, the final effect only contains greyscale values.