Class: RTranscoder::MPEG4IP::MP4Creator

Inherits:
RProgram::Program
  • Object
show all
Defined in:
lib/rtranscoder/mpeg4ip/mp4creator.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(path) ⇒ MP4Creator

Creates a new MP4Creator object with the specified path of the mp4creator program.



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# File 'lib/rtranscoder/mpeg4ip/mp4creator.rb', line 16

def initialize(path)
  super(path)
end

Class Method Details

.create(options = {}, &block) ⇒ Object

See MP4Creator#create.



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# File 'lib/rtranscoder/mpeg4ip/mp4creator.rb', line 23

def self.create(options={},&block)
  self.find.create(options,&block)
end

.mux(options = {}) ⇒ Object

See MP4Creator#mux.



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# File 'lib/rtranscoder/mpeg4ip/mp4creator.rb', line 30

def self.mux(options={})
  self.find.mux(options)
end

Instance Method Details

#create(options = {}, &block) ⇒ Object

Runs the mp4creator program with the given options and the given block using MP4CreatorTask.



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# File 'lib/rtranscoder/mpeg4ip/mp4creator.rb', line 38

def create(options={},&block)
  run_task(MP4CreatorTask.new(options,&block))
end

#mux(options = {}) ⇒ Object

Muxes audio and video streams together with the specified options.

options must contain the following keys: :audio:: The audio file to add. :video:: The video file to add. :frame_rate:: The frame rate of the video stream. :output:: The output file.

options may contain the following key: :hint:: Specifies wether to add hints for QuickTime plugins to the output file.



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# File 'lib/rtranscoder/mpeg4ip/mp4creator.rb', line 55

def mux(options={})
  if File.file?(options[:output])
    File.delete(options[:output])
  end

  create do |mp4creator|
    mp4creator.create = options[:audio]
    mp4creator.file = options[:output]
  end

  create do |mp4creator|
    mp4creator.create = options[:video]
    mp4creator.rate = options[:frame_rate].to_f
    mp4creator.file = options[:output]
  end

  if options[:hint]
    create do |mp4creator|
      mp4creator.hint = 1
      mp4creator.file = options[:output]
    end

    create do |mp4creator|
      mp4creator.hint = 2
      mp4creator.file = options[:output]
    end

    create do |mp4creator|
      mp4creator.optimize = true
      mp4creator.file = options[:output]
    end
  end
end