LEADTOOLS Media Foundation Help > LEADTOOLS Media Foundation Features > Media Foundation Function References > IltmfAudioFormat Interface > IltmfAudioFormat::put_Selected |
#include "ltmf.h"
C Syntax |
HRESULT IltmfAudioFormat_put_Selected(pAudioFormat, newVal) |
C++ Syntax |
HRESULT put_Selected(newVal) |
IltmfAudioFormat *pAudioFormat; |
/* pointer to an interface */ |
VARIANT_BOOL newVal; |
/* flag */ |
Specifies whether the audio format is currently selected.
Parameter |
Description |
|
pAudioFormat |
Pointer to an IltmfAudioFormat Interface. |
|
newVal |
Flag that specifies whether the audio format is selected. Possible values are: |
|
|
Value |
Description |
|
VARIANT_TRUE |
Set this audio format as the current selection. |
|
VARIANT_FALSE |
No effect. |
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
Call IltmfAudioFormat::get_Selected to retrieve the current audio format selection status.
If the format is currently selected, changing its selection state will have no effect. One format must be selected at any time.
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: |
|
Topics: |
Example
For a C++ example, refer to IltmfAudioFormats::get_Count Example for C++.