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CBaseVideoRenderer::NonDelegatingQueryInterface (Compact 2013)

  • Artículo

3/26/2014

This member function It exposes the IQualProp interface and then calls CBaseRenderer::NonDelegatingQueryInterface to expose interfaces implemented in the base classes.

Syntax

HRESULT NonDelegatingQueryInterface(
  REFIID riid,
  VOID** ppv
);

Parameters

  • riid
    Reference identifier.
  • ppv
    Pointer to the interface.

Return Value

Returns E_POINTER if ppv is invalid.

Returns NOERROR if the query is successful or E_NOINTERFACE if it is not.

Remarks

Override this member function to publish the interface.

This member function implements the INonDelegatingUnknown::INonDelegatingUnknown method.

Requirements

Header

dshow.h,
Streams.h

Library

ole32.lib,
Ole32auth.lib,
Strmbase.lib,
Strmiids.lib,
uuid.lib

See Also

Reference

CBaseVideoRenderer Class