class Libis::Format::Tool::PdfOptimizer

Public Class Methods

run(source, target, quality) click to toggle source
# File lib/libis/format/tool/pdf_optimizer.rb, line 16
def self.run(source, target, quality)
  self.new.run source, target, quality
end

Public Instance Methods

run(source, target, quality) click to toggle source
# File lib/libis/format/tool/pdf_optimizer.rb, line 20
def run(source, target, quality)

  timeout = Libis::Format::Config[:timeouts][:pdf_optimizer]
  result = Libis::Tools::Command.run(
      'gs',
      '-sDEVICE=pdfwrite',
      '-dCompatibilityLevel=1.4',
      "-dPDFSETTINGS=/#{quality}",
      '-dNOPAUSE',
      '-dBATCH',
      "-sOutputFile=#{target}",
      "#{source}",
      timeout: timeout,
      kill_after: timeout * 2
  )

  raise RuntimeError, "#{self.class} took too long (> #{timeout} seconds) to complete" if result[:timeout]
  raise RuntimeError, "#{self.class} errors: #{result[:err].join("\n")}" unless result[:status] == 0

  result
end