gistfile1.txt

# This is special script to detect jpg files' exif content. Usage 'script.rb filename.jpg'

require 'rubygems'
require 'exifr'

image_file = ARGV.first
exif_info = nil
exif_info = EXIFR::JPEG.new(image_file)

if exif_info.exif? then
    exif_info.exif.to_hash.each_pair do |key, value|
        puts "#{key.to_s.rjust(30)} : #{value}"
    end
else
    puts "No EXIF"
end