jsfl 将库中声音放置到时间轴上

setBrokenFrames("cz1.mp3",2);
/**/
/*<--------------将库中声音放置到时间轴上------------->*/
/**
_Name    库声音名称
_Length  时间轴上的第几帧
**/
function setBrokenFrames(_Name, _Length) {
	var broken;
	if (fl.getDocumentDOM().library.itemExists(_Name)) {
		//选帧
		fl.getDocumentDOM().getTimeline().setSelectedFrames(0, _Length);
		//使用convertToBlankKeyframes方法注意，指定帧上面有空白帧，会自动延伸一帧
		fl.getDocumentDOM().getTimeline().convertToBlankKeyframes(_Length-1);
		fl.getDocumentDOM().getTimeline().setFrameProperty('soundName', _Name);
		fl.getDocumentDOM().getTimeline().layers[0].frames.soundSync = "stream";
		fl.getDocumentDOM().getTimeline().layers[0].frames.soundLoopMode = "repeat";
		fl.getDocumentDOM().getTimeline().layers[0].frames.soundLoop = 2;
	}
}