How to start capture without stopping preview (separate capture) in Video Capture SDK .Net

You can preview and capture video independently.

1. Enable separate capture

VideoCapture1.SeparateCapture_Enabled = cbSeparateCaptureEnabled.Checked;

2. Enable Video Capture mode (or Screen Capture, etc.)

VideoCapture1.Mode = VFVideoCaptureMode.VideoCapture;

3. Set output format settings

VideoCapture1.Output_Format = ...

4. Start video capture / preview (real video capture not started at this moment)

VideoCapture1.Start();

5. Start real video capture

VideoCapture1.SeparateCapture_Start();

5. Stop real video capture if needed

VideoCapture1.SeparateCapture_Stop();

or change output file name on the fly

VideoCapture1.SeparateCapture_ChangeFilenameOnTheFly("c:\\newfile.avi");