IMSVidVideoRendererDevices::get_Item Method

Article
01/07/2009

This topic applies to Windows XP or later.
The get_Item method retrieves the specified item from the collection.

Syntax

HRESULT get_Item(
  [in]   VARIANT v,
  [out]  IMSVidVideoRenderer **ppDB
);

Parameters

v [in]
VARIANT that specifies the index of the item to retrieve.
ppDB [out]
Address of a variable that receives an IMSVidVideoRenderer 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 IMSVidVideoRendererDevices::get_Count - 1.

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

Requirements

Header	Declared in Dshow.h.
DLL	Requires Quartz.dll.

Share via