MainWindow 0 0 1383 1116 600 800 MainWindow 0 0 2 2 2 1 100 50 0 6 0 50 打开摄像头 300 35 0 50 rtmp推流地址 300 30 rtmp://127.0.0.1:1935/live/1 60 0 推流 Qt::Horizontal 40 20 Qt::Vertical 20 40 0 0 1383 26 TopToolBarArea false