IltmfCaptureSubTypes::Item

#include "ltmf.h"

C Syntax

HRESULT IltmfCaptureSubTypes_Item(pCaptureSubTypes, Index, result)

C++ Syntax

HRESULT Item(Index, result)

IltmfCaptureSubTypes *pCaptureSubTypes;

pointer to an interface

long Index;

index

IltmfCaptureSubType **result;

pointer to a pointer

Retrieves the subtype at the specified index.

Parameter

Description

pCaptureSubTypes

Pointer to an IltmfCaptureSubTypes interface.

Index

Index of the subtype to retrieve. This is a zero-based index.

result

Pointer to a variable that receives the interface pointer for the subtype at the specified index.

Returns

S_OK

The function was successful.

<> S_OK

An error occurred. Refer to the Error Codes or the HRESULT error codes in the MediaFoundation documentation.

Comments

This function will fail if the index is out or range. To find out the number of subtypes, call IltmfCaptureSubTypes::get_Count.

If the function succeeds, the user should release the interface pointer by calling the interfaces Release method.

Required DLLs and Libraries

LTMF

For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application.

Platforms

Win32, x64

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