From: Timothy Hunter <cyclists@...>
Date: 2005-09-15T08:16:34+09:00
Subject: Re: RMagick + ImageMagick issues on OSX

Joe Van Dyk wrote:
> Hi,
> 
> I compiled and installed ImageMagick from scratch.  Seemed to install
> fine.  Also installed RMagick via gems.  (all last night)
> 
> Magick::Image.from_blob ain't working though.  
> 
> 
> irb(main):001:0> require 'RMagick'
> => true
> irb(main):002:0> Magick::Image.from_blob(File.read("lodge.jpg"))
> => []
> 
> Where can I begin troubleshooting?
> 
> 

I get that behavior when I try to read a file that isn't an image. Two 
things to try:

1. Can ImageMagick display the image? Try
	display lodge.jpg

2. Can you simply read the image? Try this:
	img = Magick::Image.read('lodge.jpg')
	img.display