IltmmAudioInputs::get_MixLevel
#include "ltmm.h"
C Syntax |
HRESULT IltmmAudioInputs__get_MixLevel(pInputs, pVal) |
C++ Syntax |
HRESULT get_MixLevel(pVal) |
IltmmAudioInputs *pInputs; |
/* pointer to an interface */ |
double *pVal; |
/* pointer to a variable */ |
Retrieves the recording volume level for all audio inputs.
Parameter |
Description |
|
pInputs |
Pointer to an IltmmAudioInputs interface. |
|
pVal |
Pointer to a variable to be updated with the recording volume level. Possible values are: |
|
|
Value |
Meaning |
|
0.0 to 1.0 |
Expected range of recording volume level. 0.0 indicates the recording level is off (muted) and 1.0 is the full volume. |
|
-1.0 |
The recording level is adjusted automatically. Automatic gain adjustment) |
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. |
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
Example
For a C example, refer to IltmmAudioInputs::get_Bass Example for C.
For a C++ example, refer to IltmmAudioInputs::get_Bass Example for C++.