Method: Platform#audio_level

Defined in:
lib/platform/platform.rb

#audio_level(args = {}) ⇒ Object

Public: Gets audio level from the device.

sample_length - Integer milliseconds to sample audio (default: 5000). threshold - Integer unit of PCM to return no audio. Humans can’t hear under 1000 (default: 100)

Returns the Integer peak audio level 0 - 32k, where 0 indicates no audio,

or nil if the level could not be determined.



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# File 'lib/platform/platform.rb', line 486

def audio_level(args={})
  lvls = audio_levels(args)
  lev = [lvls[:left], lvls[:right]].max
  (lev > args.fetch(:threshold, 100)) ? lev : 0
end