Freigeben über


IIsdbComponentGroupDescriptor::GetRecordCAUnitNumberOfComponents method (dvbsiparser.h)

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

Gets the number of components corresponding to a conditional access unit from an Integrated Services Digital Broadcasting (ISDB) component group descriptor.

Syntax

HRESULT GetRecordCAUnitNumberOfComponents(
  [in]  BYTE bRecordIndex,
  [in]  BYTE bCAUnitIndex,
  [out] BYTE *pbVal
);

Parameters

[in] bRecordIndex

Specifies the component record number, indexed from zero. Call the IIsdbComponentGroupDescriptor::GetCountOfRecords method to get the number of component records in the component group descriptor.

[in] bCAUnitIndex

Specifies the conditional access unit record number, indexed from zero. Call the IIsdbComponentGroupDescriptor::GetRecordNumberOfCAUnit method to get the number of conditional access unit records in the component group descriptor.

[out] pbVal

Receives the number of components.

Return value

If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.

Requirements

Requirement Value
Minimum supported client Windows�7 [desktop apps only]
Minimum supported server None supported
Target Platform Windows
Header dvbsiparser.h (include Dvbsiparser.idl)

See also

IIsdbComponentGroupDescriptor

IIsdbComponentGroupDescriptor::GetCountOfRecords

IIsdbComponentGroupDescriptor::GetRecordNumberOfCAUnit