References ▼
Retrieves the subtype at the specified index.
#include "ltmm.h"
| Language | Syntax |
|---|---|
| C | HRESULT IltmmCaptureSubTypes_Item(pCaptureSubTypes, Index, result) |
| C++ | HRESULT Item(Index, result) |
Pointer to an IltmmCaptureSubTypes interface.
Index of the subtype to retrieve. This is a zero-based index.
Pointer to a variable that receives the interface pointer for the subtype at the specified index.
| Value | Meaning |
|---|---|
| S_OK | The function was successful. |
| <> S_OK | An error occurred. Refer to the Error Codes or the HRESULT error codes in the DirectShow documentation. |
This function will fail if the index is out or range. To find out the number of subtypes, call IltmmCaptureSubTypes::get_Count.
If the function succeeds, the user should release the interface pointer by calling the interfaces Release method.
Win32, x64.
| Language | Example |
|---|---|
| C | IltmmCaptureSubTypes::get_Count |
| C++ | IltmmCaptureSubTypes::get_Count |
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