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为什么在舞台上定义一个 Rectangle 对象可以提高视频播放性能?
如果没有以下内容,则 1080P 视频以 17fps 播放
使用以下内容,它会更大(填充屏幕宽度)并且播放速度更快。为什么??
var screenRectangle:Rectangle = new Rectangle(0, 0, 1920,1080); stage.fullScreenSourceRect = screenRectangle;
认为我找到了答案 它支持硬件扩展
http://help.adobe.com/en_US/AS2LCR/Flash_10.0/help.html?content=00001538.html