lua-openAL.lua

-- Forward references
local soundID
	
-- Determine the platform type
-- "iPhoneOS" or "Android" or "Mac OS X"
--
local isAndroid = "Android" == system.getInfo("platformName")
local isSimulator = "simulator" == system.getInfo("environment")

-- Preload the sound file (needed for Android)
--
if isAndroid or isSimulator then
--	print("MP3")
	soundID =  audio.loadSound( "beep_mp3.mp3" )		-- for Android
else
--	print("CAF")
	--soundID = media.newEventSound( "beep_caf.caf" )		-- for IOS
end

-- Play sound
--
local playBeep = function()
	local mychannel, mysource = audio.play( soundID )
	al.Source(mysource, al.PITCH, 2.0);
end

-- Displays App title
title = display.newText( "Event Sound", 0, 30, "Verdana-Bold", 20 )
title.x = display.contentWidth/2		-- center title
title:setTextColor( 255,255,0 )

msg = display.newText( "Listen for sound every 1 second", 0, 0, "Verdana-Bold", 14 )
msg.x = display.contentWidth/2		-- center title
msg.y = display.contentHeight/2		-- center title
msg:setTextColor( 255,255,255 )

-- Set up timer to play sound every second
--
timer.performWithDelay( 1000, playBeep, 0 )