IDvbFrequencyListDescriptor interface (dvbsiparser.h)

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

This topic applies to Update Rollup 2 for Microsoft Windows XP Media Center Edition 2005 and later.

The IDvbFrequencyListDescriptor interface enables the client to get a frequency list descriptor from a DVB stream. The frequency list descriptor may be present in the network information table (NIT). For more information, refer to ETSI EN 300 468.

Inheritance

The IDvbFrequencyListDescriptor interface inherits from the IUnknown interface. IDvbFrequencyListDescriptor also has these types of members:

Methods

The IDvbFrequencyListDescriptor interface has these methods.

 
IDvbFrequencyListDescriptor::GetCodingType

This topic applies to Update Rollup 2 for Microsoft Windows XP Media Center Edition 2005 and later.
IDvbFrequencyListDescriptor::GetCountOfRecords

This topic applies to Update Rollup 2 for Microsoft Windows XP Media Center Edition 2005 and later.
IDvbFrequencyListDescriptor::GetLength

This topic applies to Update Rollup 2 for Microsoft Windows XP Media Center Edition 2005 and later.
IDvbFrequencyListDescriptor::GetRecordCentreFrequency

This topic applies to Update Rollup 2 for Microsoft Windows XP Media Center Edition 2005 and later.
IDvbFrequencyListDescriptor::GetTag

This topic applies to Update Rollup 2 for Microsoft Windows XP Media Center Edition 2005 and later.

Remarks

To obtain a pointer to this interface, do the following:

  1. Call IDvbSiParser::GetNIT to get the IDVB_NIT interface.
  2. Call IDVB_NIT::GetRecordDescriptorByTag and pass in the frequency list descriptor tag (0x62). If the descriptor is present, the method returns an IGenericDescriptor pointer.
  3. Query the returned IGenericDescriptor pointer for the IDvbFrequencyListDescriptor interface.

Requirements

   
Target Platform Windows
Header dvbsiparser.h

See also

BDA Interfaces