Help Version 19.0.2017.10.27
References ▼
#include "ltmm.h"
C Syntax |
HRESULT IltmmCapture_get_UseVideoDeviceAudio(pCapture, pVal) |
C++ Syntax |
HRESULT get_UseVideoDeviceAudio(pVal) |
IltmmCapture * pCapture; |
pointer to an interface |
VARIANT_BOOL *pVal; |
pointer to variable |
Determines whether or not the audio in the video device is used.
| Parameter | Description | |
| pCapture | Pointer to an IltmmCapture interface. | |
| pVal | Pointer to a variable that receives a value indicating if the audio in the video device is used. Possible values are: | |
| Value | Meaning | |
| VARIANT_FALSE | The audio in the video device is not used. | |
| VARIANT_TRUE | The audio in the video device is used. | |
S_OK |
The function ran successfully. |
<> S_OK |
An error occurred. Refer to the Error Codes or the HRESULT error codes in the DirectShow documentation. |
Call IltmmCapture::put_UseVideoDeviceAudio to specify whether or not to use the audio from the video device.
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. |
Win32, x64
Elements: |
IltmmCapture interface, IltmmCapture::put_UseVideoDeviceAudio |
Topics: |
For a C example, refer to IltmmCapture::get_UseVideoDeviceAudio Example for C.
For a C++ example, refer to IltmmCapture::get_UseVideoDeviceAudio Example for C++.
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