C coocoo Unregistered / Unconfirmed GUEST, unregistred user! 2002-02-08 #2 播放用的是dspack的控件,但如何用这个控件取得播放视频的原始尺寸呢?
L LeeChange Unregistered / Unconfirmed GUEST, unregistred user! 2002-02-08 #3 IBasicVideo.get_VideoWidth IBasicVideo.get_VideoHeight
C coocoo Unregistered / Unconfirmed GUEST, unregistred user! 2002-02-08 #4 能举个简单的例子吗? IBasicVideo是DSFilterGraph的属性吗?(好像不是的?)
L LeeChange Unregistered / Unconfirmed GUEST, unregistred user! 2002-02-08 #6 IBasicVideo是一个接口. 调用FilterGraph实例的QueryInterface方法就可以得到,然后再调用get_VideoHeight