Pencil draw / Glowing edge
Effect speed: Fast/Middle
License: Not required
Displays the edges of the image and generates a glowing effect around the stronger ones.
- Strength: strength of the glowing.
- Radius: larger value results in larger glow, while in case of lower values the glow almost follows the edges.
- Pre-filter: the image is smoothed before the edge-detection to suppress noise, this parameter controls the strength of the suppression.
- Invert: inverts the resulting image, all edges become white while the background will be black.
The original Tihany (Hungary) image:
By using the settings of strength of 20, radius of 15 and pre-filter of 1 the result is the following:
To get the glowing near to the church, decrease the radius to 3:
To try the Glowing edge effect online just open Imagatic and look for it in the Pencil draw group.