03-30-2022, 12:31 PM
Another three steps workflow :
1. Colors > Curves...
- select channel Alpha
- inverse the curve : move the bottom left point to the top left and the top right point to the bottom right
2. use Fuzzy Select with these settings
- Mode: add to current selection
- Select transparent areas checked
- Diagonal neighbors checked
- Threshold 255.0
- Select By : Alpha
to select the exterior areas of the subject
3. Edit > Clear
1. Colors > Curves...
- select channel Alpha
- inverse the curve : move the bottom left point to the top left and the top right point to the bottom right
2. use Fuzzy Select with these settings
- Mode: add to current selection
- Select transparent areas checked
- Diagonal neighbors checked
- Threshold 255.0
- Select By : Alpha
to select the exterior areas of the subject
3. Edit > Clear