HTC One - Foregrounder

Foregrounder
Give your photos an artistic touch such as applying a pencil sketch look to
the background.
1. In Gallery, open the photo you want in full screen, tap it, and then
tap .
2. Tap > .
3. Tap a thumbnail to apply the effect.
4. Tap anywhere on the screen to change where to apply the effect.
5. Tap to save the photo.
Gallery 133