Microsoft DirectX 9.0 |
This topic applies to Windows XP only.
The put_Volume method specifies the audio renderer's volume level.
Syntax
HRESULT put_Volume(
long lVol
);
Parameters
lVol
[in] Specifies the volume level, in units of .01 decibel (dB).
Return Values
If the method succeeds, it returns S_OK. If it fails, it returns an error code.
Remarks
Full volume is 0 and silence is 10,000. Multiply the desired decibel level by 100; for example, 100 dB is -10,000.
See Also