This is the command pngcp that can be run in the OnWorks free hosting provider using one of our multiple free online workstations such as Ubuntu Online, Fedora Online, Windows online emulator or MAC OS online emulator
PROGRAM:
NAME
pngcp - create a new PNG file, having changed some attributes
SYNOPSIS
pngcp [-d <depth>] [-s <samples per pixel>] <input filename> <output filename>
DESCRIPTION
The pngcp create a new PNG file using the image data from the input file. The output file
will have the bitdepth and number of samples per pixel as specified on the command line.
There are limits on what is a valid combination imposed by the PNG specification -- pngcp
will inform you of invalid combinations.
Samples with more than eight bits are not correctly handled at the moment.
RETURNS
Nothing.
EXAMPLE
pngcp toucan.png new.png
Use pngcp online using onworks.net services