require 'bundler/setup'
require 'ffi-portaudio'
require 'easy_audio'
require 'google/cloud/speech'

a = []
stream = EasyAudio::Stream.new(in_chans: 1) { |buffer| a.push(buffer.samples); :paContinue }
stream.start
stream.close

a = a.map { |arr| arr.map! {|el| el = (el * 32768).to_i }}
b = a.map { |arr|
  arr.map! { |el|
    if (el < -32768)
      -32768
    elsif (el > 32767)
      32767
    else
      el
    end
  }
}

#There are no numbers outside the int range
packed_b = b.map { |arr| arr = arr.pack("s<256") }
packed_b = packed_b.join

speech = Google::Cloud::Speech.new project_id: "d1e4f76045a27474abc9384d10b800b8509c3fad", keyfile: "/Users/james/projects/uocumLudum-d1e4f76045a2.json"
audio = speech.audio StringIO.new(packed_b), encoding: :linear16, sample_rate: 44100, language: "en-GB"
# audio.recognize => []