Thumbnail Generation · thoughtbot/paperclip Wiki. Common use cases for thumbnails are pretty easy with Paperclip.
You define your preferred sizes in your initial has_attached_file call: Then you use them like this: :styles also accepts a lambda, enabling you to access the instance being operated on: Ruby on rails - Carrierwave - Resizing images to fixed width. Thoughtbot/paperclip. #134 Paperclip. Need to add image attachments to a model?
See how with paperclip in this episode. Download: source codeProject Files in Zip (150 KB)mp4Full Size H.264 Video (11.5 MB)m4vSmaller H.264 Video (7.81 MB)webmFull Size VP8 Video (20.3 MB)ogvFull Size Theora Video (15.3 MB) Bastiaanterhorst/rich. Markevans/dragonfly. #253 CarrierWave File Uploads. CarrierWave makes it easy and clean to add file uploads to your application.
It supports a variety of ORMs, frameworks and image processors. Download: source codeProject Files in Zip (480 KB)mp4Full Size H.264 Video (21 MB)m4vSmaller H.264 Video (11.7 MB)webmFull Size VP8 Video (24.9 MB)ogvFull Size Theora Video (25.4 MB) Jnicklas/carrierwave. Justinfrench/formtastic.