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IVMRWindowlessControl9::SetAspectRatioMode

 
Microsoft DirectShow 9.0

IVMRWindowlessControl9::SetAspectRatioMode

The SetAspectRatioMode method sets the current aspect ratio display mode.

Syntax

  HRESULT SetAspectRatioMode(
  DWORD  AspectRatioMode
);

Parameters

AspectRatioMode

[in]  A VMR9AspectRatioMode value that specifies the aspect ratio mode.

Return Values

The method returns an HRESULT. Possible values include those in the following table.

Value Description
S_OK The method succeeded.
VFW_E_WRONG_STATE The VMR is not in windowless mode.

Requirements

Header: Include D3d9.h, Vmr9.h.

Library: Use Strmiids.lib.

See Also