
A Video Input Device is a component that is directly connected to your computer. Mostly this is a local webcam, but it can also be for example a digital video camera.
An IP Camera is typically a camera with an IP address. A good example is a security camera.
In the Video Input Device group, get 3 options to choose from.  Device, format and frame rate. These are to control the video format specifications of your video device.
In the Audio Input Device group, you can control how the audio is captured. Set the corresponding device, line input and format.
Check out the video device hardware documentation for more information on all the specific settings. Each different model and brand, have different settings.
Check the Use text overlay option. Enter the fixed text that you want to display and its font and font size.
With the left and top controls, you can position the text on your video output.
Use the transparency slider to make the text transparent.
Check the Use image overlay option and set the image that you want to use.
With the left and top controls, you can position the image on your video output.
Use the transparency slider to make the image transparent.