For capturing a video by using installed video hardware, you need to create capture device preset. Follow below steps:

1) Select Settings > System Settings > Hardware > Device Preset

2) Click [New…]

4) Type a preset name. If necessary, click [SelectIcon…] then select preferable icon. Once selected, click [Next>]

5) Select each value then click [Next>]

6) Output H/W, Format Settings will appear. At Interface pane, select Not Select then click [Next>]

7) Click [Completed]

8) Click [Apply] then [OK]