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Sets the recording volume level for the audio input.
#include "ltmm.h"
| Language | Syntax |
|---|---|
| C | HRESULT IltmmAudioInput_put_MixLevel(pInput, newVal) |
| C++ | HRESULT put_MixLevel(newVal) |
Pointer to an IltmmAudioInput Interface.
Value that represents the new recording volume level. Possible values are:
| Value | Meaning |
|---|---|
| 0.0 to 1.0 | The allowed range for the recording volume level. 0.0 indicates the recording level is off (muted) and 1.0 is full volume. |
| -1.0 | The recording level is adjusted automatically. (Automatic gain adjustment) |
| 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. |
For more information, refer to the Microsoft documentation for IAMAudioInputMixer::put_MixLevel.
Win32, x64.
| Language | Example |
|---|---|
| C | IltmmAudioInput::get_Bass |
| C++ | IltmmAudioInput::get_Bass |
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