tldr/pages/common/ppmspread.md

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# ppmspread
> Displace the pixels in a PPM image by a randomized amount.
> More information: <https://netpbm.sourceforge.net/doc/ppmspread.html>.
- Displace the pixels in a PPM image by a randomized amount that is at most a:
`ppmspread {{a}} {{path/to/input_file.ppm}} > {{path/to/output_file.ppm}}`
- Specify a seed to a the pseudo-random number generator:
`ppmspread {{a}} {{path/to/input_file.ppm}} -randomseed {{seed}} > {{path/to/output_file.ppm}}`