package {

import flash.display.Sprite;

import flash.events.Event;

import flash.external.ExternalInterface;

import flash.media.Sound;

import flash.media.SoundChannel;

import flash.media.SoundMixer;

import flash.net.URLRequest;

import flash.utils.ByteArray;

import flash.text.TextField; 

public class test extends Sprite{

public var snd:Sound=new Sound();

public var sndChannel:SoundChannel=new SoundChannel();

public function test(){

ExternalInterface.addCallback("sendToAS",loadSound);

}

 

private function loadSound(type:String,url:String,tmpPos:Number):void{

if(type=="play"){

        var snd:Sound=new Sound(new URLRequest(url));

        SoundMixer.bufferTime=5;

        sndChannel=snd.play(tmpPos*1000,0,null);

        addEventListener(Event.ENTER_FRAME, spectrum);

}if(type=="stop"){

        try{sndChannel.stop();snd.close();}

        catch(e:Error){sndChannel.stop();}

        removeEventListener(Event.ENTER_FRAME, spectrum);

}}

 

private function spectrum(event:Event):void {

var bytes:ByteArray = new ByteArray();

SoundMixer.computeSpectrum(bytes, false, 0);

var data:String="";

for(var i:int=0;i<256;i+=16){

  data+=(i==0?"":"|")+bytes.readFloat();

}

ExternalInterface.call("sendToJS", data);

}

 

 

}}