PostScript Conversion Tool

I need a programmer to create a tool that parses PostScript files and renders them using a PostScript interpreter like Ghostscript. The primary function of this tool should be to convert PostScript code into a format that allows me to determine the percentage of ink coverage of the file... (Budget: $15 - $25 USD, Jobs: API Development, Automation, Data Analysis, Data Processing, Programming, Scripting, Software Development, Software Engineering)