TIFF file dimensions in Ruby

Using Ruby, I wanted to get the dimensions of image files without using a full-on image library. I found handy code for PNG, BMP, GIF and JPEG and adapted the JPEG code for TIFF. Saved as gist 431893. # TIFF.rb # by Paul Schreiber <paulschreiber at gmail.com> # 09 June 2010 # # Based on …