SoundVisualizer
http://www.hmix.net/
このサイトで公開されているmp3を使わせてもらっています。
/**
* Copyright matsu4512 ( http://wonderfl.net/user/matsu4512 )
* MIT License ( http://www.opensource.org/licenses/mit-license.php )
* Downloaded from: http://wonderfl.net/c/3MVx
*/
package
{
import flash.text.TextFieldAutoSize;
import flash.text.TextField;
import flash.display.*;
import flash.events.*;
import flash.media.*;
import flash.net.*;
import org.libspark.betweenas3.BetweenAS3;
import org.libspark.betweenas3.easing.Elastic;
import org.libspark.betweenas3.tweens.ITween;
[SWF(width="500", height="500")]
public class SoundVisualizer extends Sprite
{
private var sound:Sound = new Sound();
private var ch:SoundChannel;
private var cnt:int = 0, c:int = 0;
private var isPlaying:Boolean = false;
private var txt:TextField = new TextField();
public static const colorAry:Array = [16711680,16712704,16713728,16715008,16716032,16717056,16718080,16719360,16720384,16721408,16722432,16723712,16724736,16725760,16727040,16728064,16729088,16730112,16731392,16732416,16733440,16734464,16735744,16736768,16737792,16738816,16740096,16741120,16742144,16743168,16744448,16745472,16746496,16747520,16748800,16749824,16750848,16751872,16753152,16754176,16755200,16756224,16757504,16758528,16759552,16760576,16761856,16762880,16763904,16764928,16766208,16767232,16768256,16769280,16770560,16771584,16772608,16773632,16774912,16775936,16776960,16514816,16187136,15924992,15662848,15400704,15073024,14810880,14548736,14286592,13958912,13696768,13434624,13172480,12844800,12582656,12320512,12058368,11796224,11468544,11206400,10944256,10682112,10354432,10092288,9830144,9568000,9240320,8978176,8716032,8453888,8126208,7864064,7601920,7339776,7012096,6749952,6487808,6225664,5897984,5635840,5373696,5111552,4783872,4521728,4259584,3997440,3669760,3407616,3145472,2883328,2555648,2293504,2031360,1769216,1441536,1179392,917248,655104,327424,65280,65284,65288,65293,65297,65301,65306,65310,65314,65318,65322,65327,65331,65335,65340,65344,65348,65352,65356,65361,65365,65369,65374,65378,65382,65386,65390,65395,65399,65403,65408,65412,65416,65420,65425,65429,65433,65437,65442,65446,65450,65454,65459,65463,65467,65471,65475,65480,65484,65488,65493,65497,65501,65505,65509,65514,65518,65522,65527,65531,65535,64511,63487,62207,61183,60159,58879,57855,56831,55807,54783,53503,52479,51455,50175,49151,48127,47103,46079,44799,43775,42751,41727,40447,39423,38399,37375,36095,35071,34047,33023,31743,30719,29695,28415,27391,26367,25343,24319,23039,22015,20991,19711,18687,17663,16639,15615,14335,13311,12287,11007,9983,8959,7935,6911,5631,4607,3583,2303,1279,255,262399,524543,852223,1114367,1376511,1638655,1966335,2228479,2490623,2818303,3080447,3342591,3604735,3932415,4194559,4456703,4718847,4980991,5308671,5570815,5832959,6095103,6422783,6684927,6947071,7274751,7536895,7799039,8061183,8388863,8651007,8913151,9175295,9437439,9765119,10027263,10289407,10617087,10879231,11141375,11403519,11731199,11993343,12255487,12517631,12779775,13107455,13369599,13631743,13893887,14221567,14483711,14745855,15073535,15335679,15597823,15859967,16187647,16449791,16711935,16711931,16711927,16711922,16711918,16711914,16711910,16711905,16711901,16711897,16711892,16711888,16711884,16711880,16711875,16711871,16711867,16711863,16711859,16711854,16711850,16711846,16711842,16711837,16711833,16711829,16711824,16711820,16711816,16711812,16711808,16711803,16711799,16711795,16711791,16711786,16711782,16711778,16711773,16711769,16711765,16711761,16711756,16711752,16711748,16711744,16711740,16711735,16711731,16711727,16711723,16711718,16711714,16711710,16711705,16711701,16711697,16711693,16711688,16711684];
public function SoundVisualizer()
{
stage.frameRate = 60;
graphics.beginFill(0);
graphics.drawRect(0,0,500,500);
graphics.endFill();
txt.autoSize = TextFieldAutoSize.LEFT;
txt.text = "Now Loading...";
txt.textColor = 0xFFFFFF;
addChild(txt);
sound.addEventListener(Event.COMPLETE, onComplete);
sound.load(new URLRequest("http://matsu4512.jp/mp3/k6.mp3"));
addEventListener(Event.ENTER_FRAME, onEnterFrame);
}
private function onComplete(e:Event):void{
removeChild(txt);
ch = sound.play();
ch.addEventListener(Event.SOUND_COMPLETE, onSoundComplete);
isPlaying = true;
}
private function onSoundComplete(e:Event):void{
isPlaying = false;
}
private function onEnterFrame(e:Event):void{
if(isPlaying && cnt % 4 == 0){
var sp:Sprite = addChild(new Sprite()) as Sprite;
sp.graphics.beginFill(colorAry[c%360]);
sp.graphics.drawRect(0,0,10,100);
sp.graphics.endFill();
sp.x = 0;
sp.y = 500;
sp.rotation = 180;
var v:Number = Math.pow((ch.leftPeak+ch.rightPeak)/2, 2);
c += v*4;
var t1:ITween = BetweenAS3.to(sp, {x:550}, 2.5);
var t2:ITween = BetweenAS3.to(sp, {scaleY:v*4}, 3.0, Elastic.easeOut);
var t3:ITween = BetweenAS3.parallel(t1, t2);
t3.onComplete = function(sp:Sprite):void{removeChild(sp);};
t3.onCompleteParams = [sp];
t3.play();
cnt = 0;
}
cnt++;
}
}
}