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Versions: 10
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Contents
require 'alula/processors/image'
require 'hashie/mash'
require 'RMagick'
require 'mini_exiftool'
module Alula
class Magick < ImageProcessor
# Register mimetypes
mimetype "image/jpeg", "image/png", "image/gif"
def resize_image(opts)
output = opts.delete(:output)
width, height = opts.delete(:size)
# Generate resized image
resized = self.image.resize_to_fit(width, height)
# Make it progressive
resized.interlace = ::Magick::PlaneInterlace
# Strip unwanted properties
tags = Hash[*(self.site.config.attachments["image"]["keep_tags"].collect{|t| [t, self.exif[t]]}).flatten]
resized.strip!
resized.write(output)
# Save our EXIF info
exif = MiniExiftool.new output
tags.each {|key, value| exif[key] = value }
exif.save
end
def cleanup
super
@info = nil
@image = nil
@exif = nil
end
def info
@info ||= begin
info = ::Magick::Image.ping(self.item.filepath).first
Hashie::Mash.new({
width: info.columns,
height: info.rows,
})
end
end
def exif
@exif ||= MiniExiftool.new self.item.filepath
end
def image
@image ||= begin
image = ::Magick::Image.read(self.item.filepath).first
unless self.options[:no_rotate]
case image.orientation.to_i
when 2
image.flop!
when 3
image.rotate!(180)
when 4
image.flip!
when 5
image.transpose!
when 6
image.rotate!(90)
when 7
image.transverse!
when 8
image.rotate!(270)
end
image
end
end
end
end
end
Alula::AttachmentProcessor.register('magick', Alula::Magick)
Version data entries
10 entries across 10 versions & 1 rubygems