Compartilhar via

CSourceSeeking::NonDelegatingQueryInterface (Compact 2013)

  • Artigo

3/26/2014

Retrieves an interface and increments the reference count on the interface.

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

Returns pointers to the IMediaSeeking and IUnknown interfaces by default. Override this method to publish any additional interfaces implemented by the derived class.

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

CSourceSeeking Class