IDVB_NIT::GetRecordCountOfDescriptors method (dvbsiparser.h)

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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

[in] dwRecordIndex

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

[out] pdwVal

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

Requirement	Value
Target Platform	Windows
Header	dvbsiparser.h

See also

IDVB_NIT Interface