IATSC_VCT::GetRecordIsOutOfBandBitSet Method

This topic applies to Update Rollup 2 for Microsoft Windows XP Media Center Edition 2005 and later.
The GetRecordIsOutOfBandBitSet method queries whether the out_of_band bit is set for a particular record in the VCT.


HRESULT GetRecordIsOutOfBandBitSet(
  [in]   DWORD dwRecordIndex,
  [out]  BOOL *pfVal


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

  • pfVal [out]
    Receives a Boolean value. The value is TRUE if the out_of_band bit is set, indicating that this channel is carried on an out-of-band physical transmission channel. Otherwise, the value is FALSE.

Return Value

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

Return code Description


NULL pointer argument.


The table does not contain an out_of_band bit.


Index out of bounds.


The method succeeded.


This bit applies only to cable VCTs. If the VCT is a terrestrial VCT, the method returns MPEG2_E_NOT_PRESENT.


Header Declared in Atscpsipparser.h.

See Also

IATSC_VCT Interface

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Build date: 12/4/2008