IMSVidOutputDevices::get_Item method (segment.h)

Articolo
12/05/2018

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

The get_Item method retrieves the specified item from the collection.

Syntax

HRESULT get_Item(
  [in]  VARIANT            v,
  [out] IMSVidOutputDevice **pDB
);

Parameters

[in] v

VARIANT that specifies the index of the item to retrieve.

[out] pDB

Address of a variable that receives an IMSVidOutputDevice interface pointer.

Return value

Returns an HRESULT value. Possible values include the following.

Return code	Description
S_OK	Success.
DISP_E_BADINDEX	The index is out of range.
DISP_E_TYPEMISMATCH	Wrong VARIANT type.
E_POINTER	NULL pointer argument.
E_UNEXPECTED	Unexpected error.

Remarks

The v parameter must be a VARIANT that contains an integer type (VT_I4). The valid range is from 0 to IMSVidOutputDevices::get_Count - 1.

If the method succeeds, the IMSVidOutputDevice interface has an outstanding reference count. The caller must release the interface.

Requirements

Requirement	Value
Minimum supported client	Windows�XP [desktop apps only]
Minimum supported server	None supported
Target Platform	Windows
Header	segment.h (include Msvidctl.h)

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