IltmmCapture::get_Balance

Summary

Retrieves the balance of the audio stream of the preview output.

Syntax

#include "ltmm.h"

Language Syntax
C HRESULT IltmmCapture_get_Balance(pCapture, pBalance)
C++ HRESULT get_Balance(pBalance)

Parameters

IltmmCapture *pCapture

Pointer to an IltmmCapture interface.

long *pBalance

Pointer to a variable to be updated with the balance value. Possible values range from -10000 to 10000, where -10000 indicates that the right channel is receiving no signal, 10000 indicates that the left channel is receiving no signal, and 0 indicates that both channels are getting the same amount of the audio signal.

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

Units correspond to .01 decibels (multiplied by -1 when pVal is a positive value). For example, a value of 1000 indicates -10 dB on the right channel and -90 dB on the left channel.

This property gets only the balance of the preview output.

Required DLLs and Libraries

Platforms

Win32, x64.

See Also

Functions

Topics

Example

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