Man page for apt-get pngquant Command
This tutorial shows the man page for man pngquant in linux.
Open terminal with 'su' access and type the command as shown below:
Result of the Command Execution shown below:
pngquant PNG image optimising utility
pngquant [ options ]
[pngfile [pngfile ...]]
pngquant [ options ] map mapfile [pngfile [pngfile ...]]
Note that it's required to specify the number of colors (
the mapfile. Arguments in square brackets are optional.
This manual page documents briefly the pngquant command.
pngquant quantizes one or more 32 bit RGBA PNGs to 8 bit (or smaller)
RGBA palette PNGs using either ordered dithering or Floyd Steinberg
diffusion dithering (default). The output filename is the same as the
input name except that it ends in fs8.png or or8.png (unless the
input is stdin, in which case the quantized image will go to stdout).
The default behavior if the output file exists is to skip the conver
sion; use force to overwrite.
force Overwrite existing output files.
ordened, nofloyd, nofs
Use ordered dithering.
Print status messages.
NOTE: the map option is NOT YET SUPPORTED.
Creating a new image with the number of colors reduced to 64:
pngquant 64 image.png
The resulting image will have 64 colors and will be saved as image
pngquant was written by Greg Roelofs
This manual page was written by Nelson A. de Oliveira
email@example.com>, for the Debian project (but may be used by others).
Thu, 07 Dec 2006 00:33:40 0200 PNGQUANT(1)