LEADTOOLS Media Foundation Help > LEADTOOLS Media Foundation Features > Media Foundation Function References > IltmfCaptureInputs Interface > IltmfCaptureInputs::get_Selection |
#include "ltmf.h"
C Syntax |
HRESULT IltmfCaptureInputs_get_Selection(pCaptureInputs, pVal) |
C++ Syntax |
HRESULT get_Selection(pVal) |
IltmfCaptureInputs *pCaptureInputs; |
/* pointer to an interface */ |
long *pVal; |
/* pointer to a variable */ |
Retrieves the index of the currently selected input.
Parameter |
Description |
pCaptureInputs |
Pointer to an IltmfCaptureInputs interface. |
pVal |
Pointer to a variable that receives the zero based index of the currently selected input. A value of 1 indicates that no input is currently selected. |
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 return the index of the input that is currently being used by the collections parent object.
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. |
Win32, x64
See Also
Elements: |
IltmfCaptureInputs::get_Count, IltmfCaptureInputs::Item, IltmfCaptureInputs::put_Selection |
Topics: |
Example
For an example, refer to Selecting ltmfCapture Object Inputs for C++.