IltmmAudioInput::get_Loudness

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#include "ltmm.h"

C Syntax	HRESULT IltmmAudioInput_get_Loudness(pInput, pVal)
C++ Syntax	HRESULT get_Loudness(pVal)

IltmmAudioInput *pInput;	/* pointer to an interface */
VARIANT_BOOL *pVal;	/* pointer to a variable */

Retrieves a value that indicates whether the loudness control is on or off.

Parameter	Description
pInput	Pointer to an IltmmAudioInput Interface.
pVal	Pointer to a variable to be updated with a value that indicates whether the loudness control is on or off. Possible values are:
	Value	Meaning
	TRUE	Loudness is on.
	FALSE	Loudness is off.

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

For more information, refer to the Microsoft documentation for IAMAudioInputMixer::get_Loudness .

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

See Also

Elements:	IltmmAudioInput::get_Bass, IltmmAudioInput::get_BassRange, IltmmAudioInput::put_Loudness, IltmmAudioInput::get_MixLevel, IltmmAudioInput::get_Pan, IltmmAudioInput::get_Treble, IltmmAudioInput::get_TrebleRange, IltmmAudioInput::put_Bass, IltmmAudioInput::put_Loudness, IltmmAudioInput::put_Mono, IltmmAudioInput::get_Mono, IltmmAudioInput::put_MixLeve, IltmmAudioInput::put_Treble
Topics:	Multimedia Function Group

Example