【急急急！！】c#用directshow做播放器，播放视频文件时renderfile出错，

问题描述

在播放音频文件时没有问题但是播放视频文件时，在renderfile那里就出错报错是：“System.Runtime.InteropServices.COMException”类型的未经处理的异常出现在DSPlayer.exe中。其他信息:异常来自HRESULT:0x80040216怎么解决啊，求大神帮忙publicvoidselectIndexChanged(){fName=Convert.ToString(listBox1.SelectedItem);fName=fPath+"\"+fName;playMedia(fName);}privatevoidplayMedia(StringfName){cleanUp();m_objFilterGraph=newFilgraphManager();m_objFilterGraph.RenderFile(fName);m_objBasicAudio=(IBasicAudio)m_objFilterGraph;m_objBasicVideo=(IBasicVideo)m_objFilterGraph;try{m_objVideoWindow=(IVideoWindow)m_objFilterGraph;m_objVideoWindow.Owner=(int)splitContainer1.Panel1.Handle;m_objVideoWindow.WindowStyle=WS_CHILD|WS_CLIPCHILDREN;m_objVideoWindow.SetWindowPosition(splitContainer1.Panel1.ClientRectangle.Left,splitContainer1.Panel1.Top,m_objBasicVideo.VideoWidth,m_objBasicVideo.VideoHeight);splitContainer1.Height=m_objBasicVideo.VideoHeight+panel1.Height;splitContainer1.Width=m_objBasicVideo.VideoWidth+splitContainer1.Panel2.Width+4;}catch(Exception){m_objVideoWindow=null;}

解决方案

解决方案二：
为什么啊？有没有人啊