instance method `transform`

Ruby on Rails 5.2.8.1

Since v5.2.8.1

Available in: v5.2.8.1 v6.0.6 v6.1.7.10 v7.0.10 v7.1.6 v7.2.3 v8.0.4 v8.1.2

Compare with:

transform(image)

Accepts an open MiniMagick image instance, like what’s returned by MiniMagick::Image.read(io), and performs the transformations against it. The transformed image instance is then returned.

Parameters

image req

Source

# File activestorage/app/models/active_storage/variation.rb, line 59
  def transform(image)
    ActiveSupport::Notifications.instrument("transform.active_storage") do
      transformations.each do |name, argument_or_subtransformations|
        validate_transformation(name, argument_or_subtransformations)
        image.mogrify do |command|
          if name.to_s == "combine_options"
            argument_or_subtransformations.each do |subtransformation_name, subtransformation_argument|
              validate_transformation(subtransformation_name, subtransformation_argument)
              pass_transform_argument(command, subtransformation_name, subtransformation_argument)
            end
          else
            validate_transformation(name, argument_or_subtransformations)
            pass_transform_argument(command, name, argument_or_subtransformations)
          end
        end
      end
    end
  end

Defined in activestorage/app/models/active_storage/variation.rb line 59 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveStorage::Variation

Signature

Parameters