pamshadedrelief
Generate a shaded relief from an elevation map. See also:
pamcrater,ppmrelief. More information: https://netpbm.sourceforge.net/doc/pamshadedrelief.html.
- Generate a shaded relief image with the input image interpreted as an elevation map:
pamshadedrelief < {{path/to/input.pam}} > {{path/to/output.pam}}
- Gamma adjust the image by the specified factor:
pamshadedrelief -gamma {{factor}} < {{path/to/input.pam}} > {{path/to/output.pam}}
