flex video mask

 

 下边是效果

 

<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute">
	<mx:Image source="@Embed(source='assert/2.png')]" id="image2" cacheAsBitmap="true">
	
	</mx:Image>
	
	<mx:VideoDisplay width="160" height="160" x="30" y="105" id="videoFlv" autoPlay="true"
		
		
		mask="{this.image}"
		cacheAsBitmap="true" source="">
	</mx:VideoDisplay>
	
	<mx:Image source="@Embed(source='assert/3.png')]" id="image" cacheAsBitmap="true">
		
	</mx:Image>
	<mx:Button label="180" width="15" height="15" x="170" y="255" toolTip="全屏" id="fullPanel" 
		click="fullWindow(event)"/>
	
	<mx:Button label="播放" width="15" height="15" x="100" y="175" toolTip="" 
		id="playOrStop" visible="true" click="fullWindow(event)"/>
		<mx:Script>
			<![CDATA[
				private function fullWindow(event:Event){
					this.stage.displayState=StageDisplayState.FULL_SCREEN;
				}
			]]>
		</mx:Script>
</mx:Application>