MFPKEY_WMAAECMA_FEATR_AES Property

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Specifies how many times the Voice Capture DSP performs acoustic echo suppression (AES) on the residual signal.

Constant for IPropertyBag

Available only by using IPropertyStore.

Data Type

VT_I4

Default Value

0

Remarks

The Voice Capture DSP can perform AES on the residual signal after echo cancellation. This property can have the value 0, 1, or 2. The default value is 0. Before setting this property, you must set the MFPKEY_WMAAECMA_FEATURE_MODE property to VARIANT_TRUE.

The DSP uses this property only when AEC processing is enabled.

Applies To

Requirements

Client: Requires Windows Vista or Windows XP.

Header: Include wmcodecdsp.h.

See Also