soundtest6 w. your own mp3s
/**
* Copyright makc3d ( http://wonderfl.net/user/makc3d )
* MIT License ( http://www.opensource.org/licenses/mit-license.php )
* Downloaded from: http://wonderfl.net/c/3NAF
*/
// now try using your own mp3s :)
//こっそりとSoundMixer.computeSpectrumの第二引数を
//stageクリックでかえれるようにしてみた。
//trueとfalseでの動きの違いを確かめる。
package
{
import com.bit101.components.PushButton;
import flash.display.Sprite;
import flash.events.Event;
import flash.events.MouseEvent;
import flash.media.Sound;
import flash.media.SoundChannel;
import flash.media.SoundLoaderContext;
import flash.media.SoundMixer;
import flash.net.URLRequest;
import flash.utils.ByteArray;
//import flash.filters.BlurFilter;
[SWF(width=465,height=800,backgroundColor=0x0)]
public class soundSpectrum extends Sprite
{
private var leftRightSpList:Array;
private var snd:Sound;
private var sndChannel:SoundChannel;
private var sndLoader:ClientMP3Loader;
private var sndButton:PushButton;
private var FFTswitch:Boolean = false;
//private var fil:Array = [];
function soundSpectrum()
{
graphics.beginFill(0x000000);
graphics.drawRect(0, 0, 465, 465);
graphics.endFill();
var buttonHolder:Sprite = new Sprite;
addChild (buttonHolder);
buttonHolder.scaleX = buttonHolder.scaleY = 800 / 465;
leftRightSpList = makeLeftRightSpList();
sndLoader = new ClientMP3Loader;
sndLoader.addEventListener (Event.COMPLETE, onLoadComplete);
sndLoader.addEventListener (Event.CANCEL, onLoadCancelled);
sndButton = new PushButton (buttonHolder, 0, 0, "LOAD MP3", onButtonClick);
addEventListener(Event.ENTER_FRAME, onEnterFrame);
(new PushButton (buttonHolder, 0, 0, "FFT SWITCHER", FFTswitcher)).x = sndButton.width;
}
private function onButtonClick (e:Event):void {
sndButton.enabled = false;
sndLoader.load ();
}
private function onLoadComplete (e:Event):void {
if (sndChannel) sndChannel.stop ();
snd = sndLoader.sound;
sndChannel = snd.play(0, int.MAX_VALUE);
sndButton.enabled = true;
}
private function onLoadCancelled (e:Event):void {
sndButton.enabled = true;
}
private function FFTswitcher(e:MouseEvent):void
{
if (FFTswitch) { FFTswitch = false; } else { FFTswitch = true;}
}
private function onEnterFrame(event:Event):void {
var sp:Sprite=new Sprite();
var bytes:ByteArray = new ByteArray();
SoundMixer.computeSpectrum(bytes, FFTswitch, 0);
var i:uint, j:uint;
for (i = 0; i < 2; i++)
{
var spList:Array = leftRightSpList[i];
for (j = 0; j < 256; j++)
{
sp = spList[j];
var rf:Number = bytes.readFloat();
var scale:Number = Math.max(0.05, 1 + rf * 15);
sp.scaleX = sp.scaleY = scale;
if(!FFTswitch){
sp.x += sp.x *rf * 5 + 8;
}else{
sp.x = sp.x *rf * 5 + 8;
}
//sp.filters = fil;
}
}
}
private function makeLeftRightSpList():Array
{
var spLRList:Array = new Array();
var circle_r:uint = 2;
var n:uint;
var i:uint;
for (n = 0; n < 2; n++)
{
var spList:Array = new Array();
for (i = 0; i < 256; i++) {
var sp:Sprite = new Sprite();
if (n == 0) {
sp.graphics.beginFill(0, 0);
sp.graphics.lineStyle(0.5, 0xFFFFFF);
sp.graphics.drawCircle(0, 0, circle_r);
}else {
sp.graphics.beginFill(0xFFFFFF);
sp.graphics.drawCircle(0, 0, circle_r);
}
sp.graphics.endFill();
sp.y = stage.stageHeight / 256 * i;
addChild(sp);
spList.push(sp);
}
spLRList.push(spList);
}
return spLRList;
}
}
}
import com.codeazur.as3swf.SWF;
import com.codeazur.as3swf.SWFData;
import com.codeazur.as3swf.data.SWFScene;
import com.codeazur.as3swf.data.SWFSymbol;
import com.codeazur.as3swf.data.consts.SoundCompression;
import com.codeazur.as3swf.data.consts.SoundRate;
import com.codeazur.as3swf.data.consts.SoundSize;
import com.codeazur.as3swf.data.consts.SoundType;
import com.codeazur.as3swf.tags.TagDefineSceneAndFrameLabelData;
import com.codeazur.as3swf.tags.TagDefineSound;
import com.codeazur.as3swf.tags.TagDoABC;
import com.codeazur.as3swf.tags.TagEnd;
import com.codeazur.as3swf.tags.TagFileAttributes;
import com.codeazur.as3swf.tags.TagSetBackgroundColor;
import com.codeazur.as3swf.tags.TagShowFrame;
import com.codeazur.as3swf.tags.TagSymbolClass;
import flash.display.Loader;
import flash.display.LoaderInfo;
import flash.events.Event;
import flash.events.EventDispatcher;
import flash.media.Sound;
import flash.net.FileFilter;
import flash.net.FileReference;
import flash.utils.ByteArray;
/**
* This loads MP3 from HDD.
*
* @see http://wiki.github.com/claus/as3swf/play-mp3-directly-from-bytearray
* @see http://github.com/claus/as3swf/raw/master/bin/as3swf.swc
*/
class ClientMP3Loader extends EventDispatcher {
/**
* Use this object after Event.COMPLETE.
*/
public var sound:Sound;
/**
* Call this to load MP3 from HDD.
*/
public function load ():void {
file = new FileReference;
file.addEventListener (Event.CANCEL, onUserCancelled);
file.addEventListener (Event.SELECT, onFileSelected);
file.addEventListener (Event.COMPLETE, onFileLoaded);
file.browse ([ new FileFilter ("MP3 files", "*.mp3") ]);
}
private var file:FileReference;
private function onUserCancelled (e:Event):void { dispatchEvent (new Event (Event.CANCEL)); }
private function onFileSelected (e:Event):void { file.load (); }
private function onFileLoaded (e:Event):void {
// Wrap the MP3 with a SWF
var swf:ByteArray = createSWFFromMP3 (file.data);
// Load the SWF with Loader::loadBytes()
var loader:Loader = new Loader();
loader.contentLoaderInfo.addEventListener(Event.INIT, initHandler);
loader.loadBytes(swf);
}
private function initHandler(e:Event):void {
// Get the sound class definition
var SoundClass:Class = LoaderInfo(e.currentTarget).applicationDomain.getDefinition("MP3Wrapper_soundClass") as Class;
// Instantiate the sound class
sound = new SoundClass() as Sound;
// Report Event.COMPLETE
dispatchEvent (new Event (Event.COMPLETE));
}
private function createSWFFromMP3(mp3:ByteArray):ByteArray
{
// Create an empty SWF
// Defaults to v10, 550x400px, 50fps, one frame (works fine for us)
var swf:SWF = new SWF();
// Add FileAttributes tag
// Defaults: as3 true, all other flags false (works fine for us)
swf.tags.push(new TagFileAttributes());
// Add SetBackgroundColor tag
// Default: white background (works fine for us)
swf.tags.push(new TagSetBackgroundColor());
// Add DefineSceneAndFrameLabelData tag
// (with the only entry being "Scene 1" at offset 0)
var defineSceneAndFrameLabelData:TagDefineSceneAndFrameLabelData = new TagDefineSceneAndFrameLabelData();
defineSceneAndFrameLabelData.scenes.push(new SWFScene(0, "Scene 1"));
swf.tags.push(defineSceneAndFrameLabelData);
// Add DefineSound tag
// The ID is 1, all other parameters are automatically
// determined from the mp3 itself.
swf.tags.push(TagDefineSound.createWithMP3(1, mp3));
// Add DoABC tag
// Contains the AS3 byte code for the document class and the
// class definition for the embedded sound
swf.tags.push(TagDoABC.create(abc));
// Add SymbolClass tag
// Specifies the document class and binds the sound class
// definition to the embedded sound
var symbolClass:TagSymbolClass = new TagSymbolClass();
symbolClass.symbols.push(SWFSymbol.create(1, "MP3Wrapper_soundClass"));
symbolClass.symbols.push(SWFSymbol.create(0, "MP3Wrapper"));
swf.tags.push(symbolClass);
// Add ShowFrame tag
swf.tags.push(new TagShowFrame());
// Add End tag
swf.tags.push(new TagEnd());
// Publish the SWF
var swfData:SWFData = new SWFData();
swf.publish(swfData);
return swfData;
}
private static var abcData:Array = [
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];
private static function abcDataToByteArray():ByteArray {
var ba:ByteArray = new ByteArray();
for (var i:uint = 0; i < abcData.length; i++) {
ba.writeByte(abcData[i]);
}
return ba;
}
private static var abc:ByteArray = abcDataToByteArray();
}