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IltmfCapture::get_Volume

#include "ltmf.h"

C Syntax	HRESULT IltmfCapture_get_Volume(pCapture, pVolume)
C++ Syntax	HRESULT get_Volume(pVolume)

IltmfCapture *pCapture;	pointer to an interface
long *pVolume;	pointer to a variable

Retrieves the volume level of the audio stream .

Parameter	Description
pCapture	Pointer to an IltmfCapture interface.
pVolume	Pointer to a variable to be updated with the volume level of the audio stream. Possible values range from 10000 to 0. Divide the value by 100 to get the equivalent decibel value.

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

Full volume is 0, and 10000 is silence. The scale is logarithmic.

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

Help Version 21.0.2021.7.2

LEADTOOLS Media Foundation C API Help

Elements:	IltmfCapture::put_Volume
Topics:	Media Foundation Function Group