IltmmAudioInput::get_MixLevel

Summary

Retrieves the recording volume level for the audio input.

Syntax

#include "ltmm.h"

Language Syntax
C HRESULT IltmmAudioInput_get_MixLevel(pInput, pVal)
C++ HRESULT get_MixLevel(pVal)

Parameters

IltmmAudioInput *pInput

Pointer to an IltmmAudioInput Interface.

double *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, where 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

Value Meaning
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_MixLevel.

Required DLLs and Libraries

Platforms

Win32, x64.

See Also

Functions

Topics

Example

Language Example
C IltmmAudioInput::get_Bass
C++ IltmmAudioInput::get_Bass
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© 1991-2023 LEAD Technologies, Inc. All Rights Reserved.