src/swamp_playd

   1 #!/usr/bin/lua
   2
   3 package.path = package.path..";/home/startx/projects/swamp-machine/trunk/src/?.lua;/home/startx/projects/swamp-machine/trunk/lib/?.lua"
   4
   5 package.cpath = package.cpath..";/home/startx/projects/swamp-machine/trunk/src/?.so;/home/startx/projects/swamp-machine/trunk/lib/?.so"
   6
   7
   8 -- create an audio device using default parameters and exit in case of errors
   9 require("proAudioRt")
  10 require("posix")
  11 require("socket")
  12
  13 print("starting player")
  14 posix.mkfifo("/tmp/dodo")
  15
  16 dofile '/home/startx/projects/swamp-machine/trunk/config/swamp.conf'
  17
  18 if not proAudio.create( 8, 44000, 1024 ) then
  19    os.exit()
  20 end
  21
  22 --- initialize the sample and sound table
  23     sample = {}
  24     sound = {}
  25
  26 -- PITCHES
  27
  28 print("pre-loading")
  29 start_load = os.time()
  30 -- PRELOADING
  31 sample[1] = proAudio.sampleFromFile(CONFIG.install_path.."audio/1.ogg")
  32 print("1")
  33 sample[2] = proAudio.sampleFromFile(CONFIG.install_path.."audio/2.ogg")
  34 print("2")
  35 sample[3] = proAudio.sampleFromFile(CONFIG.install_path.."audio/3.ogg")
  36 print("3")
  37 sample[4] = proAudio.sampleFromFile(CONFIG.install_path.."audio/4.ogg")
  38 print("4")
  39 sample[5] = proAudio.sampleFromFile(CONFIG.install_path.."audio/5.ogg")
  40 print("5")
  41 sample[6] = proAudio.sampleFromFile(CONFIG.install_path.."audio/6.ogg")
  42 print("6")
  43 sample[7] = proAudio.sampleFromFile(CONFIG.install_path.."audio/7.ogg")
  44 print("7")
  45 sample[8] = proAudio.sampleFromFile(CONFIG.install_path.."audio/8.ogg")
  46 print("8")
  47 sample[9] = proAudio.sampleFromFile(CONFIG.install_path.."audio/9.ogg")
  48 print("9")
  49 sample[10] = proAudio.sampleFromFile(CONFIG.install_path.."audio/10.ogg")
  50 print("10")
  51 sample[31] = proAudio.sampleFromFile(CONFIG.install_path.."audio/31.ogg")
  52 sample[32] = proAudio.sampleFromFile(CONFIG.install_path.."audio/32.ogg")
  53 sample[33] = proAudio.sampleFromFile(CONFIG.install_path.."audio/33.ogg")
  54 sample[34] = proAudio.sampleFromFile(CONFIG.install_path.."audio/34.ogg")
  55 sample[35] = proAudio.sampleFromFile(CONFIG.install_path.."audio/35.ogg")
  56 sample[36] = proAudio.sampleFromFile(CONFIG.install_path.."audio/36.ogg")
  57 sample[37] = proAudio.sampleFromFile(CONFIG.install_path.."audio/37.ogg")
  58 sample[38] = proAudio.sampleFromFile(CONFIG.install_path.."audio/38.ogg")
  59 sample[39] = proAudio.sampleFromFile(CONFIG.install_path.."audio/39.ogg")
  60 print("pre-loading finished")
  61 print("took "..os.time() - start_load.." seconds.")
  62
  63
  64 PITCH = { slow = 0.5 ,
  65
  66 normal = 1.0 ,
  67
  68 fast = 2.0 ,
  69
  70 }
  71
  72 local file = io.open("/tmp/dodo","r")
  73
  74
  75 while true do
  76   socket.sleep(0.5)
  77   local line = file:read()
  78   if line then
  79
  80     local message , n = string.match(line, "^(.-)%s(.-)$")
  81     print(message, n)
  82     local n = tonumber(n)
  83
  84   if n and message then
  85
  86     if message == "play" then
  87          if not sound[n] then
  88             --sample[n] = proAudio.sampleFromFile(CONFIG.install_path.."audio/"..n..".ogg")
  89             sound[n] = proAudio.soundPlay(sample[n])
  90          else
  91             print("sound "..n.." allready playing")
  92          end
  93
  94     elseif message == "loop" then
  95          if not sound[n] then
  96             --sample[n] = proAudio.sampleFromFile(CONFIG.install_path.."audio/"..n..".ogg")
  97             sound[n] = proAudio.soundLoop(sample[n])
  98          else
  99             print("sound "..n.." allready playing")
 100          end
 101
 102    elseif message == "play_right" then
 103          if not sound[n] then
 104             --sample[n] = proAudio.sampleFromFile(CONFIG.install_path.."audio/"..n..".ogg")
 105             sound[n] = proAudio.soundPlay(sample[n])
 106             proAudio.soundUpdate( sound[n], 0.0, 2.0, 0.0, 1.0 )
 107          else
 108             print("sound "..n.." allready playing")
 109          end
 110
 111    elseif message == "play_left" then
 112          if not sound[n] then
 113             --sample[n] = proAudio.sampleFromFile(CONFIG.install_path.."audio/"..n..".ogg")
 114             sound[n] = proAudio.soundPlay(sample[n])
 115             proAudio.soundUpdate( sound[n], 2.0, 0.0, 0.0, 1.0 )
 116          else
 117             print("sound "..n.." allready playing")
 118          end
 119
 120
 121     elseif message == "stop" then
 122          if n == 100 then
 123             for z = 1, 22 do
 124                if sound[n] then
 125                 proAudio.soundStop(sound[n])
 126                 sound[n] = false
 127                end
 128             end
 129          else
 130
 131          if sound[n] then
 132              proAudio.soundStop(sound[n])
 133              sound[n] = false
 134          end
 135
 136          end
 137
 138     elseif message == "right" then
 139           if sound[n] then
 140              proAudio.soundUpdate( sound[n], 0.0, 2.0, 0.0, 1.0 )
 141              --posix.sleep(1)
 142           end
 143
 144     elseif message == "left" then
 145          if sound[n] then
 146              proAudio.soundUpdate( sound[n], 2.0, 0.0, 0.0, 1.0 )
 147              --posix.sleep(2)
 148          end
 149
 150     elseif message == "slow" then
 151          if sound[n] then
 152              proAudio.soundUpdate( sound[n], 1.0, 1.0, 0.0, 0.5 )
 153              --posix.sleep(1)
 154          end
 155
 156     elseif message == "normal" then
 157          if sound[n] then
 158              proAudio.soundUpdate( sound[n], 1.0, 1.0, 0.0, 1.0 )
 159              --posix.sleep(1)
 160          end
 161
 162     elseif message == "fast" then
 163          if sound[n] then
 164              proAudio.soundUpdate( sound[n], 1.0, 1.0, 0.0, 2.0 )
 165              --posix.sleep(1)
 166          end
 167
 168
 169     elseif message == "fadeout" then
 170              for i= 1 , 0 , -0.1 do
 171                  proAudio.soundUpdate( sound[n], i, i, 0.0, 1.0  )
 172                  socket.sleep(0.5)
 173              end
 174           proAudio.soundStop(sound[n])
 175           sound[n] = false
 176     else
 177          print("invalid message")
 178     end
 179
 180    else
 181     print("invalid or missing parameter")
 182    end
 183
 184   end
 185
 186
 187
 188 end
 189
 190 os.remove("/tmp/dodo")
 191 print("exit")