ITuneRequestInfo::GetPreviousLocator method (bdatif.h)

[アーティクル]
12/05/2018

[The feature associated with this page, Microsoft TV Technologies, is a legacy feature. Microsoft strongly recommends that new code does not use this feature.]

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

Syntax

HRESULT GetPreviousLocator(
  [in]  ITuneRequest *CurrentRequest,
  [out] ITuneRequest **TuneRequest
);

Parameters

[in] CurrentRequest

Specifies current request.

[out] TuneRequest

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

Return value

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

Requirement	Value
Target Platform	Windows
Header	bdatif.h

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