MFPKEY_WMAAECMA_FEATR_MICARR_PREPROC Property

Specifies whether the Voice Capture DSP performs microphone array preprocessing.

Constant for IPropertyBag

Available only by using IPropertyStore.

Data Type

VT_BOOL

Default Value

VARIANT_TRUE

Applies To

Remarks

Preprocessing can remove stationary tones that interfere with processing, such as a tone with a fixed pitch.

This property can have the following values.

Value Description
VARIANT_FALSE Disable preprocessing.
VARIANT_TRUE Enable preprocessing.

 

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

The DSP uses this property only when microphone array processing is enabled.

Requirements

Minimum supported client
Windows Vista [desktop apps only]
Minimum supported server
Windows Server 2008 [desktop apps only]
Header
Wmcodecdsp.h

See also

Media Foundation Properties

Voice Capture DSP