capSetVideoFormat macro (vfw.h)

Article
02/22/2024

The capSetVideoFormat macro sets the format of captured video data. You can use this macro or explicitly call the WM_CAP_SET_VIDEOFORMAT message.

Syntax

void capSetVideoFormat(
   hwnd,
   s,
   wSize
);

Parameters

hwnd

Handle to a capture window.

s

Pointer to a BITMAPINFO structure.

wSize

The size, in bytes, of the structure referenced by psVideoFormat.

Return value

None

Remarks

Because video formats are device-specific, applications should check the return value from this function to determine if the format is accepted by the driver.

Requirements

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