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Retrieves the index of the currently selected device.
#include "ltmm.h"
| Language | Syntax |
|---|---|
| C | HRESULT IltmmDevices_get_Selection(pDevices, pVal) |
| C++ | HRESULT get_Selection(pVal) |
Pointer to an IltmmDevices interface.
Pointer to a variable that receives the zero based index of the currently selected device. A value of 1 indicates that no device is currently selected.
| 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 return the index of the device that is currently being used by the collections parent object.
Win32, x64.
| Language | Example |
|---|---|
| C | Selecting ltmmCapture Object Devices |
| C++ | Selecting ltmmCapture Object Devices |
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