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DM365 QT开发



请问各位,我想在dm365的LCD上做一个界面,让OSD层(fb/0)显示qt界面,然后让VID层显示采集的视频,请问我在代码里该怎么写?(因为我知道OSD层是位于VID层之上,所以想让qt界面设置为透明,可是底下的视频无法显示出来,那我具体该怎么设置?)谢谢!