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IDVB_NIT::GetRecordCountOfDescriptors Method

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This topic applies to Update Rollup 2 for Microsoft Windows XP Media Center Edition 2005 and later.
The GetRecordCountOfDescriptors method returns the number of descriptors for a record in the NIT.

Syntax

HRESULT GetRecordCountOfDescriptors(
  [in]   DWORD dwRecordIndex,
  [out]  DWORD *pdwVal
);

Parameters

  • dwRecordIndex [in]
    Specifies the record number, indexed from zero. Call the IDVB_NIT::GetCountOfRecords method to get the number of records in the NIT.

  • pdwVal [out]
    Pointer to a variable that receives the number of descriptors.

Return Value

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

Return code Description

E_POINTER

NULL pointer argument.

MPEG2_E_OUT_OF_BOUNDS

Index out of bounds.

S_OK

The method succeeded.

Requirements

Header Declared in Dvbsiparser.h.

See Also

IDVB_NIT Interface

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Build date: 12/4/2008