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# File 'lib/smushkid.rb', line 26
def process_file(file)
simg = Magick::Image::read(file).first
@source_image = {
'format' => simg.format,
'filesize' => simg.filesize,
'geometry_cols' => simg.columns,
'geometry_rows' => simg.rows,
'resolution_x' => simg.x_resolution.to_i,
'resolution_y' => simg.y_resolution.to_i,
'depth' => simg.depth,
'colors' => simg.number_colors,
'ppi' => simg.units
}
simg.strip!
simg.quantize 32
simg.write(@target_file) do
self.quality = @quality.to_i
end
timg = Magick::Image::read(@target_file).first
@target_image = {
'format' => timg.format,
'filesize' => timg.filesize,
'geometry_cols' => timg.columns,
'geometry_rows' => timg.rows,
'resolution_x' => timg.x_resolution.to_i,
'resolution_y' => timg.y_resolution.to_i,
'depth' => timg.depth,
'colors' => timg.number_colors,
'ppi' => timg.units
}
@savings = @source_image['filesize'] - @target_image['filesize']
@image_results = { "filename" => file, "savings" => @savings, "before" => @source_image, "after" => @target_image }
puts "savings: " + @savings.to_s unless @quiet
if @savings < 0
@savings = 0
puts "no space savings acheived deleting #{@target_file}" unless @quiet
puts "tagging original file" unless @quiet
@quoted_filename = "\"#{file}\""
%x(/usr/local/bin/jhead -cl \"smushkid\" #{@quoted_filename}) if @exif_tag
File.delete(@target_file)
else
if @make_backup
puts "space savings! replacing with: #{simg} and making backup or original: #{@backup_file}" unless @quiet
puts "tagging target file" unless @quiet
%x(/usr/local/bin/jhead -cl \"smushkid\" #{@quoted_filename}) if @exif_tag
puts "move #{@target_file} to #{file}" unless @quiet
FileUtils.cp file, @backup_file
File.rename @target_file, file
File.open("images_processed.json", "a+") { |f| f << @image_results.to_json + ','}
else
puts "space savings! replacing with #{simg}" unless @quiet
puts "tagging target file" unless @quiet
%x(/usr/local/bin/jhead -cl \"smushkid\" #{@quoted_filename}) if @exif_tag
puts "move #{@target_file} to #{file}" unless @quiet
File.rename @target_file, file
File.open("images_processed.json", "a+") { |f| f << @image_results.to_json + ','}
end
end
end
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