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IVMRSurface::UnlockSurface

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Microsoft DirectShow 9.0

IVMRSurface::UnlockSurface

The UnlockSurface method unlocks the attached DirectDraw surface.

Syntax

  HRESULT UnlockSurface();

Parameters

This method takes no parameters.

Return Values

If the method succeeds, it returns S_OK. If it fails, it returns an error code.

Error Code Description
E_FAIL No DirectDraw surface is attached to this sample.

Requirements

Header: Declared in Strmif.h; include Dshow.h.

Library: Use Strmiids.lib.

See Also