Class: Falcon::Profile

Inherits:
Object
  • Object
show all
Defined in:
lib/falcon/profile.rb

Constant Summary collapse

DEFAULTS = 
{
  :player => 'flash', 
  :container => "mp4", 
  :extname => 'mp4',
  :width => 480, 
  :height => 320, 
  :fps => 29.97, 
  :video_codec => "libx264",
  :video_bitrate => 500, 
  :command => nil,
  :audio_codec => "libfaac",
  :audio_bitrate => 128, 
  :audio_sample_rate => 48000  
}
@@all = 
[]

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, options = {}) ⇒ Profile

Returns a new instance of Profile.



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# File 'lib/falcon/profile.rb', line 25

def initialize(name, options = {})
  options.assert_valid_keys(DEFAULTS.keys)
  options = DEFAULTS.merge(options)
  
  @name = name.to_s
  
  if self.class.exists?(@name)
    raise "Profile name: #{@name} already registered."
  end
  
  options.each do |key, value|
    send("#{key}=", value)
  end
  
  @@all << self
end

Instance Attribute Details

#audio_bitrate ⇒ Object

Returns the value of attribute audio_bitrate.



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# File 'lib/falcon/profile.rb', line 8

def audio_bitrate
  @audio_bitrate
end

#audio_codec ⇒ Object

Returns the value of attribute audio_codec.



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# File 'lib/falcon/profile.rb', line 8

def audio_codec
  @audio_codec
end

#audio_sample_rate ⇒ Object

Returns the value of attribute audio_sample_rate.



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# File 'lib/falcon/profile.rb', line 8

def audio_sample_rate
  @audio_sample_rate
end

#command ⇒ Object

Returns the value of attribute command.



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# File 'lib/falcon/profile.rb', line 6

def command
  @command
end

#container ⇒ Object

Returns the value of attribute container.



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# File 'lib/falcon/profile.rb', line 6

def container
  @container
end

#extname ⇒ Object

Returns the value of attribute extname.



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# File 'lib/falcon/profile.rb', line 6

def extname
  @extname
end

#fps ⇒ Object

Returns the value of attribute fps.



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# File 'lib/falcon/profile.rb', line 6

def fps
  @fps
end

#height ⇒ Object

Returns the value of attribute height.



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# File 'lib/falcon/profile.rb', line 6

def height
  @height
end

#name ⇒ Object

Returns the value of attribute name.



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# File 'lib/falcon/profile.rb', line 6

def name
  @name
end

#player ⇒ Object

Returns the value of attribute player.



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# File 'lib/falcon/profile.rb', line 6

def player
  @player
end

#video_bitrate ⇒ Object

Returns the value of attribute video_bitrate.



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# File 'lib/falcon/profile.rb', line 7

def video_bitrate
  @video_bitrate
end

#video_codec ⇒ Object

Returns the value of attribute video_codec.



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# File 'lib/falcon/profile.rb', line 7

def video_codec
  @video_codec
end

#width ⇒ Object

Returns the value of attribute width.



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# File 'lib/falcon/profile.rb', line 6

def width
  @width
end

Class Method Details

.[](name) ⇒ Object 



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# File 'lib/falcon/profile.rb', line 83

def [](name)
  find(name)
end

.detect(name) ⇒ Object 



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# File 'lib/falcon/profile.rb', line 91

def detect(name)
  name.is_a?(Falcon::Profile) ? name : find(name.to_s)
end

.exists?(name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/falcon/profile.rb', line 87

def exists?(name)
  !find(name).nil?
end

.find(name) ⇒ Object Also known as: get 



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# File 'lib/falcon/profile.rb', line 78

def find(name)
  @@all.detect { |p| p.name == name.to_s } 
end

Instance Method Details

#audio_bitrate_in_bits ⇒ Object 



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# File 'lib/falcon/profile.rb', line 42

def audio_bitrate_in_bits
  self.audio_bitrate.to_i * 1024
end

#encode_options ⇒ Object 



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# File 'lib/falcon/profile.rb', line 58

def encode_options
  { 
    :container => self.container, 
    :video_codec => self.video_codec,
    :video_bitrate_in_bits => self.video_bitrate_in_bits.to_s, 
    :fps => self.fps,
    :audio_codec => self.audio_codec.to_s, 
    :audio_bitrate => self.audio_bitrate.to_s, 
    :audio_bitrate_in_bits => self.audio_bitrate_in_bits.to_s, 
    :audio_sample_rate => self.audio_sample_rate.to_s
  }
end

#path(source, prefix = nil) ⇒ Object 



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# File 'lib/falcon/profile.rb', line 50

def path(source, prefix = nil)
  dirname = File.dirname(source)
  filename = File.basename(source, File.extname(source))
  filename = [prefix, filename].compact.join('_') + '.' + extname
  
  Pathname.new(File.join(dirname, filename))
end

#update(options) ⇒ Object 



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# File 'lib/falcon/profile.rb', line 71

def update(options)
  options.each do |key, value|
    send("#{key}=", value)
  end
end

#video_bitrate_in_bits ⇒ Object 



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# File 'lib/falcon/profile.rb', line 46

def video_bitrate_in_bits
  self.video_bitrate.to_i * 1024
end