音频波谱通用类|超酷的说
主类：
RonSoundFX.as：
package
{
import flash.display.Bitmap;
import flash.display.BitmapData;
import flash.display.DisplayObjectContainer;
import flash.display.Shape;
import flash.display.Sprite;
import flash.events.Event;
import flash.filters.BlurFilter;
import flash.filters.ColorMatrixFilter;
import flash.filters.DisplacementMapFilter;
import flash.geom.Point;
import flash.geom.Rectangle;
import flash.events.EventDispatcher;
import flash.media.SoundMixer;
import flash.utils.ByteArray;
/**
* ...
* @author Ron Tian
*/
public class RonSoundFX extends EventDispatcher
{
protected var _fxID:int;
protected var _tw:int;
protected var _th:int;
protected var fxContainer:DisplayObjectContainer;
protected var fxShape:Shape;
protected var fxSprite:Sprite;
protected var isStarted:Boolean;
protected var mc:Number;
protected var mf:Boolean;
protected var md:Boolean;
protected var mz:int = 1;
protected var tl:Array;
protected var cs:Number = 1;
protected var cl:Array;
protected var br:BlurFilter;
protected var cm:ColorMatrixFilter;
protected var bd:BitmapData;
protected var bdbd:BitmapData;
protected var rt:Rectangle;
protected var pt:Point;
protected var fn:Function;
protected var ml:Array;
protected var bn:int;
protected var dy:Number;
protected var dz:Number = 0;
protected var listVal:Array;
protected var listDot:Array;
protected var listBar:Array;
protected var list256:Array;
protected var list512:Array;
public function RonSoundFX(fxContainer:DisplayObjectContainer,$tw:int=400,$th:int=300,$fxID:int=0)
{
this.fxContainer = fxContainer;
fxShape = new Shape();
this.fxContainer.addChild(fxShape);
fxSprite = new Sprite();
this.fxContainer.addChild(fxSprite);
_tw = $tw;
_th = $th;
_fxID = $fxID;
this.fxContainer.scrollRect = new Rectangle(0, 0, _tw, _th);
fxInit();
super();
}
public function start():void
{
stop();
isStarted = true;
this.dz = 0;
this.bn = this.tw * 0.125;
if (this.bn > 512)
{
this.bn = 512;
}
this.dy = this.th * 0.008;
this.listVal = this.zero(this.bn);
this.listDot = this.zero(this.bn);
this.listBar = this.zero(this.bn);
this.list256 = this.zero(256);
this.list512 = this.zero(512);
this.rt = new Rectangle(0, 0, this.tw, this.th);
this.bd = new BitmapData(this.tw, this.th, true, 0);
while (this.fxSprite.numChildren)
{
this.fxSprite.removeChildAt(0);
}
this.fxSprite.addChild(new Bitmap(this.bd));
this.mc = 0xa4eb0c;
this.mf = true;
this.md = true;
this.fn = ml[fxID];
fxContainer.addEventListener(Event.ENTER_FRAME,onEnterFrameHandler);
}
public function stop() : void
{
isStarted = false;
if (!fxContainer.hasEventListener(Event.ENTER_FRAME))
{
return;
}
this.cs = Math.floor(this.cl.length * Math.random());
fxContainer.removeEventListener(Event.ENTER_FRAME,onEnterFrameHandler);
this.fxShape.graphics.clear();
this.clearF();
}
protected function onEnterFrameHandler(event:Event):void
{
if (fn!=null)
{
fn();
}
}
protected function fxInit():void
{
this.tl = [1, 2, 4];
this.pt = new Point(0, 0);
this.cm = new ColorMatrixFilter([1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0.9, 0]);
this.br = new BlurFilter(8, 8, 2);
this.cl = this.gCL();
this.ml = this.gML();
}
protected function rC() : void
{
var _loc_1:* = Math.random();
if (_loc_1 > 0.99)
{
this.mz = this.mz * -1;
if (_loc_1 > 0.999)
{
this.tl.push(this.tl.shift());
}
}
var _loc_2:* = Math.round(this.mz * _loc_1 * 5);
this.cs = this.cs + _loc_2;
if (this.cs < 0)
{
this.cs = this.cl.length - 1;
}
else if (this.cs >= this.cl.length)
{
this.cs = 0;
}
this.mc = this.cl[this.cs];
}
protected function zero(param1:int) : Array
{
var _loc_2:Array = [];
var _loc_3:int = 0;
while (_loc_3 < param1)
{
_loc_2.push(0);
_loc_3++;
}
return _loc_2;
}
protected function gML() : Array
{
return [this.m01, this.m02, this.m03, this.m04, this.m05, this.m06, this.m07, this.m08, this.m09, this.m10];
}
protected function applyDisplace(param1:BitmapData) : void
{
this.bdbd = param1.clone();
var _loc_2:* = new DisplacementMapFilter(this.bdbd, this.pt, this.tl[0], this.tl[1], 10, 10, "clamp");
param1.applyFilter(this.bdbd, param1.rect, this.pt, _loc_2);
}
protected function gCL() : Array
{
var _loc_1:Array = [];
var _loc_2:Array = [];
var _loc_3:Array = [];
var _loc_4:Array = [];
var _loc_5:Array = [];
var _loc_6:Array = [];
var _loc_7:int = 0;
while (_loc_7 < 255)
{
_loc_1.push(16711680 + _loc_7 * 256);
_loc_2.push((255 - _loc_7) * 65536 + 65280);
_loc_3.push(65280 + _loc_7);
_loc_4.push((255 - _loc_7) * 256 + 255);
_loc_5.push(255 + _loc_7 * 65536);
_loc_6.push(255 - _loc_7 + 16711680);
_loc_7 = _loc_7 + 3;
}
var _loc_8:Array = [];
_loc_8 = [].concat(_loc_1).concat(_loc_2).concat(_loc_3).concat(_loc_4).concat(_loc_5).concat(_loc_6);
return _loc_8;
}
protected function gb(param1:Boolean = false) : ByteArray
{
var b:ByteArray = new ByteArray();
if (SoundMixer.areSoundsInaccessible())
{
this.stop();
}
else
{
try
{
SoundMixer.computeSpectrum(b, param1);
}
catch (e:Error)
{
}
}
return b;
}
protected function clearF() : void
{
if (this.bd)
{
this.bd.fillRect(this.bd.rect, 0);
}
}
protected function sF(param1:Boolean = true) : void
{
if (this.mf)
{
this.bd.draw(this.fxShape);
if (this.md)
{
this.rC();
if (param1)
{
this.applyDisplace(this.bd);
}
else
{
this.bd.applyFilter(this.bd, this.rt, this.pt, this.cm);
}
}
else
{
this.bd.applyFilter(this.bd, this.rt, this.pt, this.cm);
}
this.bd.applyFilter(this.bd, this.rt, this.pt, this.br);
}
}
protected function lr(param1:ByteArray, param2:Boolean = false) : ByteArray
{
var _loc_4:ByteArray = null;
var _loc_5:Number = NaN;
var _loc_6:Number = NaN;
var _loc_7:Number = NaN;
var _loc_3:* = new ByteArray();
param1.position = 0;
if (param1.bytesAvailable)
{
_loc_4 = new ByteArray();
param1.position = 1024;
param1.readBytes(_loc_4);
param1.position = 0;
while (_loc_4.bytesAvailable)
{
_loc_5 = param1.readFloat();
_loc_6 = _loc_4.readFloat();
if (param2 || _loc_5 > 0 && _loc_6 > 0)
{
_loc_7 = _loc_5 > _loc_6 ? (_loc_5) : (_loc_6);
}
else if (_loc_5 < 0 && _loc_6 < 0)
{
_loc_7 = _loc_5 < _loc_6 ? (_loc_5) : (_loc_6);
}
else
{
_loc_7 = (_loc_5 + _loc_6) * 0.5;
}
_loc_3.writeFloat(_loc_7);
}
_loc_3.position = 0;
}
return _loc_3;
}
protected function m01() : void
{
var _loc_7:Number = 0;
var _loc_1:* = this.lr(this.gb(true), true);
var _loc_2:* = this.tw * 0.00390625;
var _loc_3:* = this.th * 0.666;
this.fxShape.graphics.clear();
this.fxShape.graphics.beginFill(this.mc);
var _loc_4:* = this.tw / this.bn;
var _loc_5:* = Math.floor(252 / this.bn - 1) * 4;
var _loc_6:int = 0;
while (_loc_6 < this.bn && _loc_1.bytesAvailable)
{
_loc_7 = _loc_3 * _loc_1.readFloat();
if (_loc_5)
{
_loc_1.position = _loc_1.position + _loc_5;
}
this.listVal[_loc_6] = this.listVal[_loc_6] * 1.1;
this.listDot[_loc_6] = this.listDot[_loc_6] - this.listVal[_loc_6];
if (this.listDot[_loc_6] < _loc_7)
{
this.listVal[_loc_6] = this.dy * 0.5;
this.listDot[_loc_6] = _loc_7;
}
this.listBar[_loc_6] = this.listBar[_loc_6] - (this.listVal[_loc_6] + 2);
if (this.listBar[_loc_6] < _loc_7)
{
this.listBar[_loc_6] = _loc_7;
}
this.fxShape.graphics.drawRect(_loc_4 * _loc_6, this.th, (_loc_4 - 1), -this.listBar[_loc_6]);
this.fxShape.graphics.drawRect(_loc_4 * _loc_6, this.th - this.listDot[_loc_6] - 1, (_loc_4 - 1), 1);
_loc_6++;
}
this.fxShape.graphics.endFill();
this.sF(false);
}
protected function m02() : void
{
var _loc_5:Number = NaN;
var _loc_6:int = 0;
var _loc_1:* = this.lr(this.gb());
var _loc_2:* = this.th * 0.5;
var _loc_3:* = this.tw * 0.00390625;
var _loc_4:* = _loc_2 * 0.8;
this.fxShape.graphics.clear();
this.fxShape.graphics.lineStyle(1, this.mc);
if (_loc_1.bytesAvailable)
{
_loc_5 = _loc_4 * _loc_1.readFloat();
this.fxShape.graphics.moveTo(0, _loc_2 + _loc_5);
_loc_6 = 1;
while (_loc_6 < 256)
{
_loc_5 = _loc_4 * _loc_1.readFloat();
this.fxShape.graphics.lineTo(_loc_6 * _loc_3, _loc_2 + _loc_5);
_loc_6++;
}
}
this.sF(false);
}
protected function m03() : void
{
var _loc_4:int = 0;
var _loc_5:Number = NaN;
var _loc_1:* = this.gb(true);
var _loc_2:* = this.tw * 0.00195313;
var _loc_3:* = this.th * 0.666;
this.fxShape.graphics.clear();
this.fxShape.graphics.beginFill(this.mc);
this.fxShape.graphics.moveTo(this.tw * 0.5, this.th);
if (_loc_1.bytesAvailable)
{
_loc_4 = 255;
while (_loc_4 > 0)
{
_loc_5 = _loc_3 * _loc_1.readFloat();
this.fxShape.graphics.lineTo(_loc_4 * _loc_2, this.th - _loc_5);
_loc_4 = _loc_4 - 1;
}
this.fxShape.graphics.lineTo(0, this.th);
this.fxShape.graphics.moveTo(this.tw * 0.5, this.th);
_loc_4 = 256;
while (_loc_4 < 512)
{
_loc_5 = _loc_3 * _loc_1.readFloat();
this.fxShape.graphics.lineTo(_loc_4 * _loc_2, this.th - _loc_5);
_loc_4++;
}
}
this.fxShape.graphics.lineTo(this.tw, this.th);
this.fxShape.graphics.endFill();
this.sF(false);
}
protected function m04() : void
{
var _loc_5:Number = NaN;
var _loc_1:* = this.lr(this.gb(true), true);
var _loc_2:* = this.tw * 0.00390625;
var _loc_3:* = this.th * 0.666;
this.fxShape.graphics.clear();
this.fxShape.graphics.lineStyle(1, this.mc);
this.fxShape.graphics.beginFill(this.mc);
this.fxShape.graphics.moveTo(0, this.th);
var _loc_4:int = 1;
while (_loc_4 < 256 && _loc_1.bytesAvailable)
{
_loc_5 = _loc_3 * _loc_1.readFloat();
this.list256[_loc_4] = this.list256[_loc_4] - this.dy * 2;
if (this.list256[_loc_4] < _loc_5)
{
this.list256[_loc_4] = _loc_5;
}
this.fxShape.graphics.lineTo(_loc_4 * _loc_2, this.th - this.list256[_loc_4]);
_loc_4++;
}
this.fxShape.graphics.lineTo(this.tw, this.th);
this.fxShape.graphics.endFill();
this.sF(false);
}
protected function m05() : void
{
var _loc_6:Number = NaN;
var _loc_1:* = this.gb(true);
var _loc_2:* = this.th * 0.5;
var _loc_3:* = this.tw * 0.00390625;
var _loc_4:* = this.th * 0.4;
this.fxShape.graphics.clear();
this.fxShape.graphics.beginFill(this.mc);
this.fxShape.graphics.moveTo(0, _loc_2);
var _loc_5:int = 0;
while (_loc_1.bytesAvailable)
{
_loc_6 = _loc_4 * _loc_1.readFloat();
this.list512[_loc_5] = this.list512[_loc_5] - this.dy * 2;
if (this.list512[_loc_5] < _loc_6)
{
this.list512[_loc_5] = _loc_6;
}
if (_loc_5 >= 256)
{
if (_loc_5 == 256)
{
this.fxShape.graphics.lineTo(this.tw, _loc_2);
this.fxShape.graphics.lineTo(0, _loc_2);
}
this.fxShape.graphics.lineTo((_loc_5 - 256) * _loc_3, _loc_2 - this.list512[_loc_5]);
}
else
{
this.fxShape.graphics.lineTo(_loc_5 * _loc_3, _loc_2 + this.list512[_loc_5]);
}
_loc_5++;
}
this.fxShape.graphics.lineTo(this.tw, _loc_2);
this.fxShape.graphics.lineTo(0, _loc_2);
this.sF(false);
}
protected function m06() : void
{
var _loc_6:Number = NaN;
var _loc_7:int = 0;
var _loc_8:Number = NaN;
var _loc_9:Number = NaN;
var _loc_10:Number = NaN;
var _loc_1:* = this.lr(this.gb(true), true);
var _loc_2:* = this.tw * 0.5;
var _loc_3:* = this.th * 0.5;
var _loc_4:* = this.th * 0.3;
this.fxShape.graphics.clear();
this.fxShape.graphics.lineStyle(5, this.mc);
this.fxShape.graphics.moveTo(_loc_2, _loc_3);
var _loc_5:int = 0;
while (_loc_1.bytesAvailable)
{
_loc_6 = _loc_4 * _loc_1.readFloat() + 5;
this.list256[_loc_5] = this.list256[_loc_5] - this.dy;
if (this.list256[_loc_5] < _loc_6)
{
this.list256[_loc_5] = _loc_6;
this.list512[_loc_5] = Math.random() * 360;
}
_loc_6 = this.list256[_loc_5];
_loc_7 = this.list512[_loc_5];
_loc_8 = _loc_7 * (Math.PI / 180);
_loc_9 = _loc_6 * Math.cos(_loc_8) + _loc_2;
_loc_10 = _loc_6 * Math.sin(_loc_8) + _loc_3;
this.fxShape.graphics.moveTo(_loc_2, _loc_3);
this.fxShape.graphics.lineTo(_loc_9, _loc_10);
_loc_5++;
}
this.sF(false);
}
protected function m07() : void
{
var _loc_4:int = 0;
var _loc_1:* = this.lr(this.gb(true), true);
this.fxShape.graphics.clear();
var _loc_2:int = 20;
var _loc_3:int = 0;
var _loc_5:*;
var _loc_6:*;
while (_loc_3 < 256 && _loc_1.bytesAvailable)
{
if (this.list256[_loc_3] < 1)
{
this.list256[_loc_3] = 1;
_loc_5= _loc_2 * _loc_1.readFloat();
_loc_4 = _loc_2 * _loc_1.readFloat();
this.list256[(_loc_3 + 1)] = _loc_5;
this.list256[_loc_3 + 2] = (this.tw - 2 * _loc_2) * Math.random() + _loc_2;
_loc_4 = _loc_4 * 0.5;
if (_loc_4 < 3)
{
_loc_4 = 3;
}
this.list256[_loc_3 + 3] = _loc_4;
}
else
{
_loc_5 = this.list256;
var _loc_7:* = this.list256[_loc_3+1] - 1;
_loc_5[_loc_3+1] = _loc_7;
this.list256[_loc_3] = this.list256[_loc_3] + this.list256[(_loc_3 + 1)];
if (this.list256[_loc_3 + 3] > 3)
{
this.list256[_loc_3 + 3] = this.list256[_loc_3 + 3] - 0.5;
}
}
this.fxShape.graphics.beginFill(this.mc);
this.fxShape.graphics.drawCircle(this.list256[_loc_3 + 2], this.th - this.list256[_loc_3], this.list256[_loc_3 + 3]);
this.fxShape.graphics.endFill();
_loc_3 = _loc_3 + 8;
}
this.sF();
}
protected function m08() : void
{
var _loc_4:Number = NaN;
var _loc_1:* = this.lr(this.gb(true), true);
var _loc_2:int = 10;
this.fxShape.graphics.clear();
var _loc_3:int = 0;
while (_loc_3 < 256 && _loc_1.bytesAvailable)
{
_loc_4 = _loc_2 * _loc_1.readFloat();
if (this.list256[_loc_3] < 1)
{
this.list256[(_loc_3 + 1)] = (this.tw - 2 * _loc_2) * Math.random() + _loc_2;
this.list256[_loc_3 + 2] = (this.th - 2 * _loc_2) * Math.random() + _loc_2;
this.list256[_loc_3 + 3] = false;
}
if (this.list256[_loc_3] < _loc_4)
{
this.list256[_loc_3] = _loc_4;
}
this.list256[_loc_3] = this.list256[_loc_3] - 0.5;
if (_loc_4 > 8 && _loc_3 || this.list256[_loc_3 + 3])
{
if (this.list256[_loc_3 + 3])
{
if (this.list256[_loc_3 + 4] > 0)
{
this.list256[_loc_3 + 4] = this.list256[_loc_3 + 4] - 0.05;
}
else
{
this.list256[_loc_3 + 3] = false;
}
}
else
{
this.list256[_loc_3 + 4] = 1;
this.list256[_loc_3 + 3] = true;
}
this.fxShape.graphics.lineStyle(1, this.mc, this.list256[_loc_3 + 4]);
this.fxShape.graphics.lineTo(this.list256[(_loc_3 + 1)], this.list256[_loc_3 + 2]);
}
this.fxShape.graphics.beginFill(this.mc);
this.fxShape.graphics.drawCircle(this.list256[(_loc_3 + 1)], this.list256[_loc_3 + 2], this.list256[_loc_3]);
this.fxShape.graphics.moveTo(this.list256[(_loc_3 + 1)], this.list256[_loc_3 + 2]);
this.fxShape.graphics.endFill();
_loc_3 = _loc_3 + 8;
}
this.sF(false);
}
protected function m09() : void
{
var _loc_4:Number = NaN;
var _loc_12:Point = null;
var _loc_14:Number = NaN;
var _loc_15:int = 0;
var _loc_16:Number = NaN;
var _loc_17:Number = NaN;
var _loc_18:Number = NaN;
var _loc_1:* = this.gb(true);
var _loc_2:* = this.tw * 0.5;
var _loc_3:* = this.th * 0.5;
this.fxShape.graphics.clear();
this.fxShape.graphics.lineStyle(1, this.mc);
var _loc_5:* = this.th * 0.3;
var _loc_6:Array = [];
var _loc_7:Number = 0;
var _loc_8:Number = 0;
var _loc_9:int = 1;
while (_loc_1.bytesAvailable)
{
_loc_14 = _loc_1.readFloat();
if (_loc_14 > 0)
{
_loc_4 = _loc_14 * _loc_5 + 5;
_loc_7 = _loc_7 + _loc_4;
_loc_8 = _loc_7 / _loc_9;
_loc_6.push(_loc_4 - _loc_8);
_loc_9++;
}
}
var _loc_10:int = 0;
var _loc_11:* = _loc_6.length;
var _loc_13:int = 0;
while (_loc_10 < _loc_11)
{
_loc_4 = Math.abs((_loc_6[_loc_10] - _loc_8) * 0.5) + _loc_8;
this.list512[_loc_10] = this.list512[_loc_10] - this.dy;
if (this.list512[_loc_10] < _loc_4)
{
this.list512[_loc_10] = _loc_4;
}
_loc_4 = this.list512[_loc_10];
_loc_15 = Math.round(_loc_10 * 360 / _loc_11) + this.dz;
_loc_16 = _loc_15 * (Math.PI / 180);
_loc_17 = Math.round(_loc_4 * Math.cos(_loc_16)) + _loc_2;
_loc_18 = Math.round(_loc_4 * Math.sin(_loc_16)) + _loc_3;
if (_loc_10 == 0)
{
this.fxShape.graphics.moveTo(_loc_2, _loc_3);
_loc_12 = new Point(_loc_17, _loc_18);
}
this.fxShape.graphics.lineTo(_loc_17, _loc_18);
if (_loc_15 - _loc_13 > 8)
{
this.fxShape.graphics.lineTo(_loc_2, _loc_3);
this.fxShape.graphics.moveTo(_loc_17, _loc_18);
_loc_13 = _loc_15;
}
_loc_10++;
}
if (_loc_12)
{
this.fxShape.graphics.lineTo(_loc_12.x, _loc_12.y);
}
dz++;
this.sF(false);
}
protected function m10() : void
{
var _loc_4:Number = NaN;
var _loc_1:* = this.lr(this.gb(true), true);
var _loc_2:int = 20;
this.fxShape.graphics.clear();
this.fxShape.graphics.lineStyle(1, this.mc);
var _loc_3:int = 0;
while (_loc_3 < 256 && _loc_1.bytesAvailable)
{
_loc_4 = _loc_2 * _loc_1.readFloat();
if (this.list256[_loc_3] < 1)
{
this.list256[(_loc_3 + 1)] = (this.tw - 2 * _loc_2) * Math.random() + _loc_2;
this.list256[_loc_3 + 2] = (this.th - 2 * _loc_2) * Math.random() + _loc_2;
}
if (this.list256[_loc_3] < _loc_4)
{
this.list256[_loc_3] = _loc_4;
}
var _loc_5:* = this.list256;
var _loc_6:* = _loc_3;
var _loc_7:* = this.list256[_loc_3] - 1;
_loc_5[_loc_6] = _loc_7;
this.fxShape.graphics.drawCircle(this.list256[(_loc_3 + 1)], this.list256[_loc_3 + 2], this.list256[_loc_3]);
_loc_3 = _loc_3 + 8;
}
this.sF();
}
public function get fxID():int
{
return _fxID;
}
public function set fxID(value:int):void
{
_fxID = value;
start();
}
public function get tw():int
{
return _tw;
}
public function set tw(value:int):void
{
_tw = value;
sizeFX();
}
protected function sizeFX():void
{
this.fxContainer.scrollRect = new Rectangle(0, 0, _tw, _th);
if (isStarted)
{
start();
}
}
public function get th():int
{
return _th;
}
public function set th(value:int):void
{
_th = value;
sizeFX();
}
}
}
用法：//sfx = new RonSoundFX(fx, 600, 300, 5); 为显示大小，后面的5是默认显示波形样式，0-9 共10种。运行后，需修改，请用sfx.fxID = 2; destroy(): 为销毁。。。start() 显示。。。
package
{
//import cn.ronme.display.RonSprite;
//import cn.ronme.utils.DoLater;
import flash.display.Sprite;
import flash.media.Sound;
import flash.media.SoundChannel;
import flash.net.URLRequest;
[SWF(width=400,height=350,backgroundColor=0x000000)]
public class MyTest extends Sprite
{
private var fx:Sprite;
private var sfx:RonSoundFX;
private var sound:Sound;
private var channel:SoundChannel;
public function MyTest()
{
initializeUI()
settingUI()
//sfx.stop();
}
private function destroy():void
{
sfx.stop();
sfx = null;
}
private function initializeUI():void
{
fx = new Sprite();
addChild(fx);
sfx = new RonSoundFX(fx, 600, 300, 5);
}
private function settingUI():void
{
sound = new Sound();
sound.load(new URLRequest("那年好.mp3"));
channel = sound.play();
sfx.fxID = 2;
sfx.start();
}
}
}
