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Specifies which beam the Voice Capture DSP uses for microphone array processing.
Constant for IPropertyBag
Available only by using IPropertyStore.
Data Type
VT_I4
Applies To
Remarks
Set this property if the value of the MFPKEY_WMAAECMA_FEATR_MICARR_MODE property is MICARRAY_EXTERN_BEAM.
If the value of MFPKEY_WMAAECMA_FEATR_MICARR_MODE is MICARRAY_SINGLE_BEAM, you can read this property to query which beam was selected by the DSP.
This property can have the following values. Values are in degrees horizontal.
| Value | Description |
|---|---|
| 0 | -50 degrees. |
| 1 | -40 degrees. |
| 2 | -30 degrees. |
| 3 | -20 degrees. |
| 4 | -10 degrees. |
| 5 | 0 degrees (center beam). |
| 6 | 10 degrees. |
| 7 | 20 degrees. |
| 8 | 30 degrees. |
| 9 | 40 degrees. |
| 10 | 50 degrees. |
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client |
Windows Vista [desktop apps only] |
| Minimum supported server |
Windows Server 2008 [desktop apps only] |
| Header |
|
See also