This is the command podofocolor 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
podofocolor - modify colors in a PDF file.
SYNOPSIS
podofocolor [converter] [inputfile] [outpufile]
DESCRIPTION
podofocolor is one of the command line tools from the PoDoFo library that provide several
useful operations to work with colors in PDF files. It can parse and/or modify all colors
or colorspaces in a PDF file. The modifications can be defined via C++ or a Lua script.
Custom conversions like onvert all colors to grayscaleare included. Please note that only
colors of vector objects on pages and in XObjects are affected. This tool does not
transform colos in images at the moment.
CONVERTERS
[converter] can be any of
dummy - Convert all colors to red. Just a dummy and test implementation which
serves as an example for developers.
grayscale - Convert all colors of vector objects in a PDF to grayscale.
lua [script] - Convert all colors based on a Lua description. A lua script has to
be passed as an additional parameter.
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