FIX: thumbnail size reduced by stripping all EXIF information

app/uploaders/foto_uploader.rb

@@ -30,16 +30,19 @@ class FotoUploader < CarrierWave::Uploader::Base
   # def scale(width, height)
   #   # do something
   # end
+  process :strip
 
   # Create different versions of your uploaded files:
    version :thumb do
      process :resize_to_fill => [64, 64]
-     process :quality => 30
+     process :quality => 70
    end
+
    version :big_thumb do 
      process :resize_to_fill => [128, 128]
-     process :quality => 30
+     process :quality => 70
    end
+
    version :resized do
 	 process :resize_to_fit => [1024, 1024]
    end

config/initializers/carrierwave.rb

@@ -1,6 +1,7 @@
 module CarrierWave
   module RMagick
 
+    # Manipulates quality settings of image
     def quality(percentage)
       manipulate! do |img|
         img.write(current_path){ self.quality = percentage } unless img.quality == percentage
@@ -9,5 +10,14 @@ module CarrierWave
       end
     end
 
+    # Strips out all EXIF information
+    def strip
+      manipulate! do |img|
+        img.strip!
+        img = yield(img) if block_given?
+        img
+      end
+    end
+
   end
 end