IltmmCaptureInputs::get_Selection
#include "ltmm.h"
C Syntax |
HRESULT IltmmCaptureInputs__get_Selection(pCaptureInputs, pVal) |
C++ Syntax |
HRESULT get_Selection(pVal) |
IltmmCaptureInputs *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 IltmmCaptureInputs 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 DirectShow documentation. |
Comments
This function will return the index of the input that is currently being used by the collection’s parent object.
Required DLLs and Libraries
LTMM For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application. |
See Also
Elements: |
IltmmCaptureInputs::get_Count, IltmmCaptureInputs::Item, IltmmCaptureInputs::put_Selection |
Topics: |
Example
For an example, refer to Selecting ltmmCapture Object Inputs for C.
For an example, refer to Selecting ltmmCapture Object Inputs for C++.