Sha256: ae6e03a90adde811c4ed4effc352cb767949a1600461da61392e123130f7919d
Contents?: true
Size: 1.09 KB
Versions: 15
Compression:
Stored size: 1.09 KB
Contents
# encoding: utf-8
require 'rmagick'
module Epuber
class Compiler
module FileTypes
require_relative 'source_file'
class ImageFile < SourceFile
# @param [Compiler::CompilationContext] _compilation_context
#
def process(_compilation_context)
return if destination_file_up_to_date?
dest = final_destination_path
source = abs_source_path
img = Magick::Image::read(source).first
resolution = img.columns * img.rows
max_resolution = 3_000_000
if resolution > max_resolution
img = img.change_geometry("#{max_resolution}@>") do |width, height, b_img|
UI.print_processing_debug_info("downscaling from resolution #{b_img.columns}x#{b_img.rows} to #{width}x#{height}")
b_img.resize!(width, height)
end
FileUtils.mkdir_p(File.dirname(dest))
img.write(dest)
else
# file is already old
self.class.file_copy!(source, dest)
end
update_metadata!
end
end
end
end
end
Version data entries
15 entries across 15 versions & 1 rubygems