pamtopng
Convert PAM images to PNG format
TLDR
Convert PAM to PNG
$ pamtopng [input.pam] > [output.png]
Convert with maximum compression$ pamtopng -compression [9] [input.pam] > [output.png]
Create interlaced PNG$ pamtopng -interlace [input.pam] > [output.png]
Convert with transparency$ pamtopng -transparent [white] [input.pam] > [output.png]
SYNOPSIS
pamtopng [options] [file]
DESCRIPTION
pamtopng converts Netpbm PAM images to PNG format. It is the preferred tool over pnmtopng for images with alpha channels, as it properly handles PAM's native alpha support. Part of the Netpbm toolkit.Input is read from the specified file or standard input. Output is written to standard output.
PARAMETERS
-compression n
Compression level (0-9, default: 6).-interlace
Create interlaced (Adam7) PNG for progressive loading.-transparent color
Set fully transparent color.-background color
Background color for alpha blending.-gamma value
Gamma value for the image.-srgbintent intent
sRGB rendering intent: absolute, relative, perceptual, or saturation.-text file
Add tEXt chunks from a text file.-verbose
Print detailed progress information to standard error.
INSTALL
sudo apt install netpbm
sudo dnf install netpbm
sudo pacman -S netpbm
sudo apk add netpbm
sudo zypper install netpbm
brew install netpbm
nix profile install nixpkgs#netpbm
