The Avicap32.dll requires a reference to the Vfw32.lib. The WebCam app has a reference to"Microsoft Visual Basic for Applications Extensibility X.X". Make sure this reference is not broken or missing so the capGetDriverDescriptionA function will work correctly. btnStop.EnabledВ = False End Sub Private SubВ btnSave_Click( ByValВ sender AsВ System. Object, ByValВ e AsВ System. EventArgs) HandlesВ btnSave.Click I am not that good in webcam/camera manipulation in vb.net. Declare Function capture device on your system. First load a list of available video capture Filed Under: Computing, Programming Tagged With: capture image from webcam, capture images from webcam using vb, capture images from webcam using vb.net, capture picture from webcam, using avicap32.dll visual basic.NET programming using avicap32.dll. 09.12.2016 · Write a basic DLL in (VS 2015) C++ and run it from a Visual Basic form. ll need to use Platform Invoke (P/Invoke) to make use of the 13.03.2006 · Webcam in your own applications using C#. Monday, The second method is to invoke the API's inside "avicap32.dll" to interact with the webcam device. Using a webcam in VB6 with AVICAP32.DLL (26/05/12) Important note: This technique relies on using the clipboard to transfer an image (frame) from the video stream to the picturebox.