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The following constants are WINBIO_BIOMETRIC_SUBTYPE values that can be used to specify the two types of frontal face images as defined by ANSI INCITS 385-2004: "Face Recognition Format for Data Interchange": full resolution and low resolution. In practice, the biometric framework will use only full resolution images for facial recognition.
| Constant/value | Description |
|---|---|
|
The frontal face image type is unknown. |
|
The frontal face image type is full resolution. |
|
The frontal face image type is low resolution. |
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client |
Windows 10 [desktop apps only] |
| Minimum supported server |
Windows Server 2016 [desktop apps only] |
| Header |
|