Sha256: b7440dd2e9682d9286f2e904ad0b6747fd864695ea016dc67e067b3eae551b88
Contents?: true
Size: 1.14 KB
Versions: 10
Compression:
Stored size: 1.14 KB
Contents
# frozen_string_literal: true
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(<<~MSG)
downscaling from resolution #{b_img.columns}x#{b_img.rows} to #{width}x#{height}
MSG
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
10 entries across 10 versions & 1 rubygems