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IATSC_MGT::GetTableDescriptorByIndex method (atscpsipparser.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 GetTableDescriptorByIndex method returns a table-wide descriptor for the MGT.

Syntax

HRESULT GetTableDescriptorByIndex(
  [in]  DWORD              dwIndex,
  [out] IGenericDescriptor **ppDescriptor
);

Parameters

[in] dwIndex

Specifies which descriptor to retrieve, indexed from zero. Call the IATSC_MGT::GetCountOfTableDescriptors method to get the number of table descriptors in the MGT.

[out] ppDescriptor

Receives a pointer to the IGenericDescriptor interface. Use this interface to retrieve the information in the descriptor. The caller must release the interface.

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

   
Target Platform Windows
Header atscpsipparser.h

See also

IATSC_MGT Interface