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MFPKEY_WMAAECMA_FEATR_NS Property

Specifies whether the Voice Capture DSP performs noise suppression.

Constant for IPropertyBag

Available only by using IPropertyStore.

Data Type

VT_I4

Default Value

1

Applies To

Remarks

Noise suppression is a digital signal processing (DSP) component that suppresses or reduces stationary background noise in the audio signal. Noise suppression is applied after the acoustic echo cancellation (AEC) and microphone array processing.

This property can have the following values.

Value Description
0 Disable noise suppression.
1 Enable noise suppression.

 

The default value of this property is 1 (enabled). Before setting this property, you must set the MFPKEY_WMAAECMA_FEATURE_MODE property to VARIANT_TRUE.

Requirements

Minimum supported client

Windows Vista

Minimum supported server

Windows Server 2008

Header

Wmcodecdsp.h

See Also

Properties

Using the Voice Capture DSP

Voice Capture DSP

 

 

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Build date: 4/7/2010