Class: Paperclip::Mp3

Inherits:
Processor
  • Object
show all
Defined in:
lib/paperclip_processors/mp3.rb

Instance Method Summary collapse

Constructor Details

#initialize(file, options = {}, attachment = nil) ⇒ Mp3

Returns a new instance of Mp3.



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# File 'lib/paperclip_processors/mp3.rb', line 3

def initialize file, options = {}, attachment = nil
    super

    @basename = File.basename(file.path)
    @mp3_opts = {:ar => '44100', :ac => '2', :ab => '128000'}
    @mp3_opts = @mp3_opts.merge!(options[:convert_options])
end

Instance Method Details

#make ⇒ Object 



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# File 'lib/paperclip_processors/mp3.rb', line 11

def make
    mp3 = Tempfile.new [@basename, '.mp3']
    mp3.binmode

    begin
        Paperclip.run("ffmpeg", "-y -i :source -vn -acodec libmp3lame -ar :ar -ac :ac -ab :ab :dest", :source => "#{File.expand_path(file.path)}",
                      :ar => @mp3_opts[:ar], :ac => @mp3_opts[:ac], :ab => @mp3_opts[:ab], :dest => File.expand_path(mp3.path))
    rescue Cocaine::ExitStatusError => e
        raise Paperclip::Error, "error while processing mp3 for #{@basename}: #{e}"
    end

    mp3
end