5.19. Emboss (legacy)
5.19.1. Overview
Figure 17.104. Applying example for the Emboss (legacy) filter
Original image
Filter “Emboss (legacy)” applied
This filter stamps and carves the active layer or selection, giving it relief with bumps and hollows. Bright areas are raised and dark ones are carved. You can vary the lighting.
You can use the filter only with RGB images. If your image is grayscale, it will be grayed out in the menu.
5.19.2. Starting filter
You can find this filter through Filters → Distorts → Emboss (legacy)….
5.19.3. Options
Figure 17.105. “Emboss (legacy)” filter options
Preview
All your setting changes will appear in the Preview without affecting the image until you click on OK. Don’t keep Preview checked if your computer is too slow.
Function
Bumpmap
Relief is smooth and colors are preserved.
Emboss
It turns your image to grayscale and relief is more marked, looking like metal.
Azimuth
This is about lighting according to the points of the compass (0 - 360). If you suppose South is at the top of your image, then East (0°) is on the left. Increasing value goes counter-clockwise.
Elevation
That’s height from horizon (0°), in principle up to zenith (90°), but here up to the opposite horizon (180°).
Depth
Bumps are higher and hollows deeper when Depth increases.