twitter_animal_play

twitter_animal_play.rb

#!ruby -Ks
require 'rubygems'
require 'ffi'
require 'Win32API'

module VoiceText
  extend FFI::Library
  ffi_lib('vt_jpn')
  
  class INT < FFI::Struct
    layout :val, :int
  end
  attach_function(:VT_GetTTSInfo_JPN, [:int, :pointer, :pointer, :int], :int)
  attach_function(:VT_LOADTTS_JPN, [:ulong, :int, :pointer, :pointer], :short)
  attach_function(:VT_TextToFile_JPN, [:int, :pointer, :pointer, :int, :int, :int, :int, :int, :int, :int], :short)
  attach_function(:VT_UNLOADTTS_JPN, [:int], :void)
  
  VT_LOAD_SUCCESS_CODE = 4
  
  VOICES = {
    :haruka => [6, 'synthesis/Haruka/'],
    :show => [1, 'synthesis/Show/']
  }
  
  def self.save(text, file, s=:show)
    speaker = VOICES[s]
    if speaker
      infoval = INT.new
      if VT_GetTTSInfo_JPN(VT_LOAD_SUCCESS_CODE, nil, infoval, infoval.size) == 0
        if VT_LOADTTS_JPN(0, speaker[0], speaker[1], nil) == infoval[:val]
          begin
            VT_TextToFile_JPN(VT_FILE_API_FMT_S16PCM_WAVE, text, file, speaker[0], -1, -1, -1, -1, -1, -1)
            #VT_PLAYTTS_JPN(nil, 0, text, speaker[0], -1, -1, -1, -1, -1, -1)
          ensure
            VT_UNLOADTTS_JPN(speaker[0])
          end
        else
          warn "error VT_LOADTTS_JPN"
        end
      end
    else
      warn "unknow speaker"
    end
  end #def
end #module

class Select
  def self.one(option_list, message=nil)
    visual_list = ''
    option_list.each_with_index do |option, i|
      visual_list += (i + 1).to_s + '. ' + option.to_s + "\n"
    end
    if message != nil then puts message end
    print "Please select NUMBER from following one.\n" + visual_list + "#=>"
    response = gets()
    puts '---------------'
    if (response.to_i == 0) or response.to_i > option_list.size then
      if response.to_s != '' then
        puts response.to_s + ' is wrong number.'
      end
      response = one(option_list)
    else
      return option_list[response.to_i - 1]
    end
  end
end
speaker = Select.one(['haruka', 'show'], '次の中からひとつ選んで下さい。').to_s

#WIN32OLEはシングルスレッドでしか動作しない点に注意 Ruby 1.9.2
END_OF_TERM = 'exit'
loop do
  print '>'
  text = gets
  if text.chomp == END_OF_TERM then break end
  timestamp = Time.now.strftime("%Y-%m-%d_%H-%M-%S")
  file = "output-#{timestamp}.wav"
  VoiceText.save(text, file, speaker.intern)
  playSoundAPI=Win32API.new('winmm','PlaySound','ppl','i')
  playSoundAPI.call(file,nil,0)
  File.delete(file)
end