IVMRSurface9::LockSurface
| Microsoft DirectShow 9.0 |
IVMRSurface9::LockSurface
The LockSurface method locks the attached Direct3D surface.
Syntax
HRESULT LockSurface( BYTE** lpSurface );
Parameters
lpSurface
[out] Address of a variable that receives a pointer to the locked bits.
Return Values
The method returns an HRESULT. Possible values include those in the following table.
| Value | Description |
| S_OK | The method succeeded. |
| E_POINTER | NULL pointer. |
| E_FAIL | No Direct3D surface is attached to this sample. |
Requirements
Header: Include D3d9.h, Vmr9.h.
Library: Use Strmiids.lib.
See Also