Class: Audiomator::Options

Inherits:
Struct
  • Object
show all
Defined in:
lib/audiomator/options.rb

Overview

Options which convert audio to

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(start_time, end_time, bitrate = '96k', sample_rate = '44100', metadata = {}) ⇒ Options

Returns a new instance of Options.



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# File 'lib/audiomator/options.rb', line 6

def initialize(start_time, end_time, bitrate = '96k', sample_rate = '44100', metadata = {})
  super
end

Instance Attribute Details

#bitrate ⇒ Object

Returns the value of attribute bitrate

Returns:

  • (Object) —

    the current value of bitrate



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# File 'lib/audiomator/options.rb', line 4

def bitrate
  @bitrate
end

#end_time ⇒ Object

Returns the value of attribute end_time

Returns:

  • (Object) —

    the current value of end_time



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# File 'lib/audiomator/options.rb', line 4

def end_time
  @end_time
end

#metadata ⇒ Object

Returns the value of attribute metadata

Returns:

  • (Object) —

    the current value of metadata



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# File 'lib/audiomator/options.rb', line 4

def metadata
  @metadata
end

#sample_rate ⇒ Object

Returns the value of attribute sample_rate

Returns:

  • (Object) —

    the current value of sample_rate



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# File 'lib/audiomator/options.rb', line 4

def sample_rate
  @sample_rate
end

#start_time ⇒ Object

Returns the value of attribute start_time

Returns:

  • (Object) —

    the current value of start_time



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# File 'lib/audiomator/options.rb', line 4

def start_time
  @start_time
end

Instance Method Details

#metadata_string ⇒ Object

see multimedia.cx/eggs/supplying-ffmpeg-with-metadata/ for metadata



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# File 'lib/audiomator/options.rb', line 11

def metadata_string
  return '' if metadata.empty?
  metadata.map { |k, v| "-metadata #{k}=#{Shellwords.escape(v)}" }.join(' ')
end

#to_s ⇒ Object 



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# File 'lib/audiomator/options.rb', line 16

def to_s
  "-b:a #{bitrate} -ar #{sample_rate} -ss #{start_time} -to #{end_time} #{metadata_string}"
end