自己写的简单播放avm1的swf

使用别人 avm1Toavm2类 用js或得文件路径。/**
* thanks for http://nsdevaraj.wordpress.com/2008/10/16/avm1movie-controller-in-flex/
* and http://troyworks.com/blog/2007/09/17/avm2loader-converting-avm1-to-avm2/
*
* AVM1MovieProxy
*
* modified by sban 2009/2/21
* http://blog.sban.com.cn/
*/

package sban.flexStudy.avm1to2
{
import flash.display.Loader;
import flash.display.MovieClip;
import flash.errors.EOFError;
import flash.events.Event;
import flash.events.IOErrorEvent;
import flash.events.SecurityErrorEvent;
import flash.net.URLLoader;
import flash.net.URLLoaderDataFormat;
import flash.net.URLRequest;
import flash.utils.ByteArray;
import flash.utils.Endian;

import mx.controls.Alert;
import mx.core.UIComponent;

[Event(name="enterFrame", type="flash.events.Event")]

[Event(name="complete", type="flash.events.Event")]

[Event(name="ioError", type="flash.events.IOErrorEvent")]

[Event(name="securityError", type="flash.events.SecurityErrorEvent")]

public class AVM1MvoieProxy extends UIComponent
{
public function AVM1MvoieProxy()
{
this.addChild(_loader);
mx.controls.Alert.show("init");
}

private var _urlLoader : URLLoader;
private var _loader:Loader = new Loader();
private var _isReady : Boolean = false;
private var _movieClip : MovieClip;

public var url : String;
public var autoPlay : Boolean = false;

public function get currentFrame() : int
{
return isReady ? _movieClip.currentFrame : 0;
}

public function get totalFrames() : int
{
return isReady ? _movieClip.totalFrames : 0;
}

public function get isReady() : Boolean
{
return _isReady;
}

public function nextFrame() : void
{
if(isReady) _movieClip.nextFrame();
}

public function prevFrame() : void
{
if(isReady) _movieClip.prevFrame();
}

public function nextScene() : void
{
if(isReady) _movieClip.nextScene();
}

public function prevScene() : void
{
if(isReady) _movieClip.prevScene();
}

public function stop() : void
{
if(isReady) _movieClip.stop();
Alert.show("stop");
}

public function play() : void
{
if(isReady) _movieClip.play();
}

public function gotoAndStop(frame : Object, scene : String = null) : void
{
if(isReady) _movieClip.gotoAndStop(frame, scene);
}

public function gotoAndPlay(frame : Object, scene : String = null) : void
{
if(isReady) _movieClip.gotoAndPlay(frame, scene);
}

override protected function initializationComplete():void
{
super.initializationComplete();

if(url) load(url);
}

public function load(url : String = null):void
{
var path : String = url ? url : this.url;

if(!path) return;

_urlLoader = new URLLoader();
_urlLoader.dataFormat = URLLoaderDataFormat.BINARY;

_urlLoader.addEventListener(Event.COMPLETE, completeHandler);
_urlLoader.addEventListener(IOErrorEvent.IO_ERROR, ioErrorHandler);
_urlLoader.addEventListener(SecurityErrorEvent.SECURITY_ERROR, securityErrorHandler);

_urlLoader.load( new URLRequest(path));
}

private function completeHandler(event:Event):void
{
event.currentTarget.removeEventListener(Event.COMPLETE, completeHandler);

var inputBytes:ByteArray = ByteArray(_urlLoader.data);
inputBytes.endian = Endian.LITTLE_ENDIAN;

if (isCompressed(inputBytes)) {
uncompress(inputBytes);
}
var version:uint = uint(inputBytes[3]);
if (version <= 10) {
if (version == 8 || version == 9 || version == 10){
flagSWF9Bit(inputBytes);
}
else if (version <= 7) {
insertFileAttributesTag(inputBytes);
}
updateVersion(inputBytes, 9);
}

_loader.contentLoaderInfo.addEventListener(Event.COMPLETE, loadCompleteHandler);
_loader.loadBytes(inputBytes);
}

private function loadCompleteHandler(event : Event) : void
{
event.currentTarget.removeEventListener(Event.COMPLETE, loadCompleteHandler);

_movieClip = _loader.content as MovieClip;
_isReady = true;
dispatchEvent(new Event(Event.COMPLETE));

if(!autoPlay) stop();

_movieClip.addEventListener(Event.ENTER_FRAME, enterFrameHandler);
}

private function enterFrameHandler(event : Event) : void
{
dispatchEvent(event);
}

/**
* 
* @param bytes
* @return
*
*/
private function isCompressed(bytes:ByteArray):Boolean
{
trace(bytes.toString());
return bytes[0] == 0x43;
}

private function uncompress(bytes:ByteArray):void
{
var cBytes:ByteArray = new ByteArray();
cBytes.writeBytes(bytes, 8);
bytes.length = 8;
bytes.position = 8;
cBytes.uncompress();
bytes.writeBytes(cBytes);
bytes[0] = 0x46;
cBytes.length = 0;
}

private function getBodyPosition(bytes:ByteArray):uint
{
var result:uint = 0;
result += 3; // FWS/CWS
result += 1; // version(byte)
result += 4; // length(32bit-uint)
var rectNBits:uint = bytes[result] >>> 3;
result += (5 + rectNBits * 4) / 8; // stage(rect)
result += 2;
result += 1; // frameRate(byte)
result += 2; // totalFrames(16bit-uint)
return result;
}

private function findFileAttributesPosition(offset:uint, bytes:ByteArray):uint
{
bytes.position = offset;
try {
for (;;) {
var byte:uint = bytes.readShort();
var tag:uint = byte >>> 6;
if (tag == 69) {
return bytes.position - 2;
}
var length:uint = byte & 0x3f;
if (length == 0x3f) {
length = bytes.readInt();
}
bytes.position += length;
}
}
catch (e:EOFError) {
}
return NaN;
}

private function flagSWF9Bit(bytes:ByteArray):void
{
var pos:uint = findFileAttributesPosition(getBodyPosition(bytes), bytes);
if (!isNaN(pos)) {
bytes[pos + 2] |= 0x08;
}
}
private function insertFileAttributesTag(bytes:ByteArray):void
{
var pos:uint = getBodyPosition(bytes);
var afterBytes:ByteArray = new ByteArray();
afterBytes.writeBytes(bytes, pos);
bytes.length = pos;
bytes.position = pos;
bytes.writeByte(0x44);
bytes.writeByte(0x11);
bytes.writeByte(0x08);
bytes.writeByte(0x00);
bytes.writeByte(0x00);
bytes.writeByte(0x00);
bytes.writeBytes(afterBytes);
afterBytes.length = 0;
}
private function updateVersion(bytes:ByteArray, version:uint):void
{
bytes[3] = version;
}
private function ioErrorHandler(event:IOErrorEvent):void
{
dispatchEvent(new IOErrorEvent(IOErrorEvent.IO_ERROR));
}
private function securityErrorHandler(event:SecurityErrorEvent):void
{
dispatchEvent(new SecurityErrorEvent(SecurityErrorEvent.SECURITY_ERROR));
}
}

}

 

<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="vertical"
	xmlns:avm1to2="sban.flexStudy.avm1to2.*" fontSize="12" creationComplete="init()">
	
	<mx:Script>
		<![CDATA[
			
			[Bindable]
			private var totalFrames : int = 0;
			
			[Bindable]
			private var currentFrame : int = 0;
			
			
		]]>
	</mx:Script>
	<mx:VBox>
	
	
	
	
	<mx:Canvas backgroundColor="#D9DCE2">
		<avm1to2:AVM1MvoieProxy id="avm1" url="">
			<avm1to2:complete>
				<![CDATA[
					totalFrames = avm1.totalFrames;
				]]>
			</avm1to2:complete>
			<avm1to2:enterFrame>
				<![CDATA[
					currentFrame = avm1.currentFrame;
				]]>
			</avm1to2:enterFrame>
		</avm1to2:AVM1MvoieProxy>
	</mx:Canvas>
	<mx:HBox>
		
	<mx:HSlider maximum="{totalFrames}" minimum="0" labels="goto" change="onChange(event)" id="hs"/>//滚动条
	
	<mx:Label  text="current frame:{currentFrame}"/>
	<mx:Label  text="total frames:{totalFrames}"/>
	
	<mx:Button  label="play" click="avm1.play()"/>play
	<mx:Button  label="stop" click="avm1.stop()"/>stop
	<mx:Button  label="gotoAndStop(10)" click="avm1.gotoAndStop(10)"/>
	
	
	
     <mx:Button id="btnBrowser" x="10" y="10" label="选择swf" />//选择要播放的swf avm1的
     
	</mx:HBox>
	</mx:VBox>
	<mx:Script>
		<![CDATA[
			private function onChange(event:Event){
				avm1.gotoAndPlay(Math.round(hs.value));//gotoplay
			}
		]]>
	</mx:Script>
	<mx:Script>
     <![CDATA[
       import mx.controls.Alert;
       private function init():void
       {
           ExternalInterface.addCallback("OnFileChange",frSelectHandler);//注册JS回调
           btnBrowser.addEventListener(MouseEvent.CLICK,mouseClickHandler);
       }
      
       private function mouseClickHandler(event:MouseEvent):void
       {
           ExternalInterface.call("Browser");//调用JS中Browser函数
       }
      
       private function frSelectHandler(path:String):void
       {
           
//            Alert.show(path);
			avm1.load(path);
       }
     ]]>
</mx:Script>
	
</mx:Application>

 

在index.templete.html中 加入如下
<script language="JavaScript" type="text/javascript">
var requiredMajorVersion = 9;
var requiredMinorVersion = 0;
var requiredRevision = 28;
//关键代码
function Browser()
{
document.getElementById("fileInput").click();
}
function OnFileChange()
{
thisMovie("flex3UserAVM1Swf").OnFileChange  //flex3UserAvm1Swf是
  application.mxml起的名字，不是要播放的swf名
(document.getElementById("fileInput").value);
}
function thisMovie(movieName) {
         if (navigator.appName.indexOf("Microsoft") != -1) {
             return window[movieName];
         } else {
             return document[movieName];
         }
     }
</script>
</head>

<body scroll="no">
<input type="file" id="fileInput" style="display:none" onchange="OnFileChange()" />