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ITuneRequestInfo::GetPreviousLocator

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Microsoft DirectShow 9.0

ITuneRequestInfo::GetPreviousLocator

The GetPreviousLocator method creates a new tune request with locator information for the previous transport stream.

Syntax

  HRESULT GetPreviousLocator(
  ITuneRequest*  pCurrentRequest,
  ITuneRequest**  ppTuneRequest
);

Parameters

pCurrentRequest

[in]  Specifies current request.

ppTuneRequest

[out]  Pointer to a variable that receives the tune request for the previous transport stream in the network.

Return Values

The method returns an HRESULT. Possible values include those in the following table.

Return code Description
S_OK The method succeeded.
E_POINTER CurrentRequest is not valid, or TuneRequest is NULL.

Remarks

Currently this method is not implemented for DVB-C or DVB-S networks, and the method returns E_NOTIMPL. The method is implemented for DVB-T.

Requirements

Header: Include bdatif.h.

See Also