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WM_CAP_DRIVER_CONNECT message

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The WM_CAP_DRIVER_CONNECT message connects a capture window to a capture driver. You can send this message explicitly or by using the capDriverConnect macro.

WM_CAP_DRIVER_CONNECT 
wParam = (WPARAM) (iIndex); 
lParam = 0L;

Parameters

iIndex

Index of the capture driver. The index can range from 0 through 9.

Return Value

Returns TRUE if successful or FALSE if the specified capture driver cannot be connected to the capture window.

Remarks

Connecting a capture driver to a capture window automatically disconnects any previously connected capture driver.

Requirements

Requirement Value
Minimum supported client
 Windows 2000 Professional [desktop apps only]
Minimum supported server
 Windows 2000 Server [desktop apps only]
Header
Vfw.h

See also

Video Capture

Video Capture Messages