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	audio_raw_to_speech.rb - warvox - VoIP based wardialing tool, forked from rapid…
	git clone git://jay.scot/warvox
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	---
	audio_raw_to_speech.rb (1596B)
	---
	1 #!/usr/bin/env ruby
	2 ###################
	3
	4 #
	5 # Load the library path
	6 #
	7 base = __FILE__
	8 while File.symlink?(base)
	9 base = File.expand_path(File.readlink(base), File.dirname(base))
	10 end
	11 $:.unshift(File.join(File.expand_path(File.dirname(base)), '..', 'lib'))
	12
	13 require 'warvox'
	14
	15 require 'uri'
	16 require 'net/http'
	17 require 'json'
	18
	19 def usage
	20 $stderr.puts "Usage: #{$0} <input.raw> <output.json>"
	21 exit
	22 end
	23
	24 #
	25 # Script
	26 #
	27
	28 inp = ARGV.shift
	29 out = ARGV.shift
	30
	31 if (inp and inp == "-h") or not inp
	32 usage()
	33 end
	34
	35 if out && File.exists?(out)
	36 $stderr.puts "Error: The output file already exists: #{out}"
	37 exit(0)
	38 end
	39
	40 raw = WarVOX::Audio::Raw.from_file(inp)
	41 res = nil
	42 flac = raw.to_flac
	43 akey = WarVOX::Config.gcloud_key
	44
	45 if ! akey
	46 $stderr.puts "Error: A gcloud API key needs to be configured"
	47 exit(1)
	48 end
	49
	50 uri = URI('https://speech.googleapis.com/v1/speech:recognize?key=' + ake…
	51 req = Net::HTTP::Post.new(uri, initheader = {'Content-Type' =>'applicati…
	52
	53 loop do
	54 req.body =
	55 {
	56 "initialRequest" => {
	57 "encoding" => "FLAC",
	58 "sampleRate" => 16000,
	59 },
	60 "audioRequest" => {
	61 "content" => [flac].pack("m*").gsub(/\s+/, '')
	62 }
	63 }.to_json
	64
	65 begin
	66 http = Net::HTTP.new(uri.hostname, uri.port)
	67 http.use_ssl = true
	68 res = http.request(req)
	69
	70 break if res.code.to_s == "200"
	71 $stderr.puts "Retrying due to #{res.code} #{res.message}..."
	72 rescue ::Interrupt
	73 exit(0)
	74 rescue ::Exception
	75 $stderr.puts "Exception: #{$!} #{$!.backtrace}"
	76 end
	77 sleep(1)
	78 end
	79
	80 if out
	81 ::File.open(out, "wb") do \|fd\|
	82 fd.write(res.body)
	83 end
	84 else
	85 $stdout.write(res.body)
	86 end