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Contents
module Riiif
class File
attr_reader :path
class_attribute :info_extractor_class
# TODO: add alternative that uses kdu_jp2info
self.info_extractor_class = ImageMagickInfoExtractor
# @param input_path [String] The location of an image file
def initialize(input_path, tempfile = nil)
@path = input_path
@tempfile = tempfile # ensures that the tempfile will stick around until this file is garbage collected.
end
# @param [Transformation] transformation
# @param [ImageInformation] image_info
# @return [String] the processed image data
def extract(transformation, image_info = info)
transformer.transform(path, image_info, transformation)
end
def transformer
if Riiif.kakadu_enabled? && path.ends_with?('.jp2')
KakaduTransformer
else
ImagemagickTransformer
end
end
def info
@info ||= info_extractor.extract
end
def info_extractor
@info_extractor ||= info_extractor_class.new(path)
end
end
end
Version data entries
5 entries across 5 versions & 2 rubygems