this is example function to resize all images in the directory products_thumbs ############################################### # Image Resizer ############################################## def image_resizer require 'RMagick' files = Dir.entries("#{ RAILS_ROOT}/public/images/products_thumbs") files.delete(".") files.delete("..") files.delete(".svn") for i in 0..(files.length-1) do mona = Magick::Image.read("#{ RAILS_ROOT}/public/images/products_thumbs/#{files[i]}").first mona.change_geometry!('120x200') { |cols, rows, img| img.resize!(cols, rows) mona.write "#{ RAILS_ROOT}/public/images/products_thumbs/#{files[i]}" } end flash[:notice] = 'Images Successfully updated.' redirect_to :action => 'index' end

How to resize each image in a directory with rails?

this is example function to resize all images in the directory products_thumbs ############################################### # Image Resizer ############################################## def image_resizer require 'RMagick' files = Dir.entries("#{ RAILS_ROOT}/public/images/products_thumbs") files.delete(".") files.delete("..") files.delete(".svn") for i in 0..(files.length-1) do mona = Magick::Image.read("#{ RAILS_ROOT}/public/images/products_thumbs/#{files[i]}").first mona.change_geometry!('120x200') { |cols, rows, img| img.resize!(cols, rows) mona.write "#{ RAILS_ROOT}/public/images/products_thumbs/#{files[i]}" } end flash[:notice] = 'Images Successfully updated.' redirect_to :action => 'index' end 07.12.13

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