Smooth PNM Image - Enhance Images | Online Free DevTools by Hexmos
Smooth PNM images quickly with pnmsmooth. Reduce noise and improve image quality easily using convolution. Free online tool, no registration required.
pnmsmooth
Smooth out a PNM image. More information: https://netpbm.sourceforge.net/doc/pnmsmooth.html.
- Smooth out a PNM image using a convolution matrix of size 3x3:
pnmsmooth {{path/to/input.pnm}} > {{path/to/output.pnm}}
- Smooth out a PNM image using a convolution matrix of size width times height:
pnmsmooth {{[-w|-width]}} {{width}} {{[-h|-height]}} {{height}} {{path/to/input.pnm}} > {{path/to/output.pnm}}