man pngnq (Commandes) - tool for optimizing PNG (Portable Network Graphics) images
NAME
pngnq - tool for optimizing PNG (Portable Network Graphics) images
SYNOPSIS
pngnq [-v] [-s sample factor] [input files]
DESCRIPTION
pngnq quantizes a 32-bit RGBA PNG image to an 8 bit RGBA palette PNG using the neuquant algorithm. The output file name is the input file name extended with "-nq8.png".
OPTIONS
- -v
- Verbose mode. Prints status messages.
- -f
- Force ovewriting of files.
- -s
- Sample factor. The neuquant algorithm samples pixels stepping by this value. Defaults to 3.
- input files
- The png files to be processed. Defaults to standard input if not specified.
AUTHOR
pngnq was written by Stuart Coyle <stuart@cybertherial.com>.
This manual page was written by Nelson A. de Oliveira <naoliv@gmail.com>, for the Debian project (but may be used by others).