Embed a label in each image based on filename

labeller.rb

#!/usr/bin/env ruby
#
# Author: tevic@civet.ws
# Description: Apply a label at the bottom of each photo in folder 
#   according to filename.
# Dependencies:
#   *nix
#   Ruby
#   ImageMagick
#####################################
#
Dir.glob('*').grep(/jpg$/i).each do |file|
  file_orig = File.expand_path(file)  
  output_name = "#{file.gsub(/\W/, '_')}_labelled.JPG"  
  puts "Working on #{file_orig}"  
  `convert '#{file_orig}' -background seashell3 -pointsize 72 label:'#{file.gsub(/-/, '/').gsub(/\.jpg/i, '')}' -gravity Center -append tmp/#{output_name}`  
  puts "Done with #{file_orig}"  
end

# Increase font size