From: pjb@... (Pascal J. Bourguignon)
Date: 2009-03-23T07:02:05+09:00
Subject: Re: convert PNG to hex

jeljer te Wies <jeljer@me.com> writes:

> Hey people! ..
>
> I have a question ... I have to convert a png to hex (#FFFFFF).
> I searched now for over 2 hours but can't find anything that works (like
> png library or RMagick).
>
>
> Here is some sample code i made but doesn't work:
>
> f = File.new("PNG.png")
> image = f.readlines
>
> puts image.to_hex
>
>
> hope somebody can give me a kick in the right direction

http://en.wikipedia.org/wiki/Portable_Network_Graphics
http://www.libpng.org/pub/png/spec/iso/index-object.html

-- 
__Pascal Bourguignon__