SharpenInvDiff node
This documentation is for version 2.0 of SharpenInvDiff (net.sf.cimg.CImgSharpenInvDiff).
Description
Sharpen selected images by inverse diffusion.
Uses ‘sharpen’ function from the CImg library.
CImg is a free, open-source library distributed under the CeCILL-C (close to the GNU LGPL) or CeCILL (compatible with the GNU GPL) licenses. It can be used in commercial applications (see http://cimg.eu).
Inputs
Input |
Description |
Optional |
---|---|---|
Source |
No |
|
Mask |
Yes |
Controls
Parameter / script name |
Type |
Default |
Function |
---|---|---|---|
Amplitude / |
Double |
0.2 |
Standard deviation of the spatial kernel, in pixel units (>=0). Details smaller than this size are filtered out. |
Iterations / |
Integer |
2 |
Number of iterations. A reasonable value is 2. |
(Un)premult / |
Boolean |
Off |
Divide the image by the alpha channel before processing, and re-multiply it afterwards. Use if the input images are premultiplied. |
Invert Mask / |
Boolean |
Off |
When checked, the effect is fully applied where the mask is 0. |
Mix / |
Double |
1 |
Mix factor between the original and the transformed image. |