Compartilhar via

IGuideData::GetServiceProperties

  • Artigo
 
Microsoft DirectShow 9.0

IGuideData::GetServiceProperties

The GetServiceProperties method retrieves the properties for a specified service.

Syntax

  HRESULT GetServiceProperties(
  ITuneRequest*  pTuneRequest,
  IEnumGuideDataProperties**  ppEnumProperties
);

Parameters

pTuneRequest

[in]  Pointer to the ITuneRequest interface of a valid tune request. Call the IGuideData::GetServices method to get a list of tune requests.

ppEnumProperties

[out]  Pointer to a variable that receives an IEnumGuideDataProperties interface pointer. Use this interface to enumerate the properties. The caller must release the interface.

Return Values

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

Return code Description
S_OK The method succeeded.

Remarks

The returned collection includes the following properties.

Property Description
Description.ID The unique identifier for the service.
Description.Name Default name to use for this service in the channel lineup.
Provider.Name Name of the service provider.
Provider.NetworkName Name of the network on which the service is provided.

The method fails if the TIF has not received the service information from the PSI tables in the transport stream. The client should implement the IGuideDataEvent interface and wait for the IGuideDataEvent::ServiceChanged event to be fired.

Requirements

  Header: Include bdatif.h.

See Also