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| Microsoft DirectShow 9.0 | 
IVMRAspectRatioControl9::GetAspectRatioMode
The GetAspectRatioMode method queries whether the VMR preserves the aspect ratio of the source video.
Syntax
HRESULT GetAspectRatioMode( DWORD* lpAspectRatioMode );
Parameters
lpAspectRatioMode
[out] Pointer to a variable that receives a member of the VMR_ASPECT_RATIO_MODE enumeration.
Return Values
Returns an HRESULT value. Possible values include the following.
| Value | Description | 
| E_POINTER | NULL pointer argument | 
| S_OK | Success | 
Requirements
Header: Include D3d9.h, Vmr9.h.
Library: Use Strmiids.lib.
See Also