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SetInputDeviceChannelVolume method

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Remarks

 

Sets the new volume for the given channel on the given input device

 

The chosen channel's current volume can be retrieved using the GetInputDeviceChannelVolume method.

 

The friendly name of each input channel can be obtained using the GetInputDeviceChannelDesc method.

 

IMPORTANT NOTE ABOUT THE WINDOWS VERSION: This method is only intended for usage when the operating system is Windows XP or older versions; for Windows Vista and higher versions it's recommended using methods exposed by the CoreAudioDevices COM object.

 

 

Syntax

 

[Visual Basic]

control.SetInputDeviceChannelVolume (

nInputDevice as integer,

nInputChannel as integer,

nVolume as integer

) as integer


 

[C++]

short control.SetInputDeviceChannelVolume (

short nInputDevice,

short nInputChannel,

short nVolume

);


 

 

Parameter

Description

 

 

nInputDevice

Number representing the zero-based index of the input device.

nInputChannel

Number representing the zero-based index of the new default input channel (Microphone, Stereo Mix, Line-In, etc.)

nVolume

The new channel's volume: can be a value between 0 and 100

 

Return value

 

Value

Meaning

 

 

Negative value

An error occurred, check the LastError property value in order to see the error code meaning

0

The method call was successful.