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pgmkernel

generates convolution kernels as PGM images for use with pnmconvol

TLDR

Generate convolution kernel
$ pgmkernel [7] [7] > [kernel.pgm]
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Generate with weight
$ pgmkernel -weight [6.0] [5] [5] > [kernel.pgm]
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SYNOPSIS

pgmkernel [options] width height

DESCRIPTION

pgmkernel generates convolution kernels as PGM images for use with pnmconvol. Creates Gaussian-like weighting patterns. Part of Netpbm toolkit.

PARAMETERS

width

Kernel width.
height
Kernel height.
-weight n
Center pixel weight.

INSTALL

sudo apt install netpbm
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sudo dnf install netpbm
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sudo pacman -S netpbm
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sudo apk add netpbm
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sudo zypper install netpbm
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brew install netpbm
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nix profile install nixpkgs#netpbm
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SEE ALSO

Braincup
Open source brain training for math, memory and focus
Braincup mini-games
41 mini-games · Apache-2.0
No ads · No tracking
Play in browser
Download Braincup on the App StoreGet Braincup on Google PlayGet Braincup on F-Droid
276 stars
From the maker of Linux Command Library
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Braincup
Open source brain training for math, memory and focus. 41 mini-games, from mental arithmetic to Sudoku, N-Back and Solo Chess.
Apache-2.0 licensed · No ads · No tracking · No account
From the maker of Linux Command Library
Download Braincup on the App StoreGet Braincup on Google PlayGet Braincup on F-Droid