IFace: Add more comments
Bug: 152412683
Test: N/A
Change-Id: I0d444804acdd7e063c411cc2dec05efb26c6facf
diff --git a/biometrics/face/aidl/android/hardware/biometrics/face/EnrollmentType.aidl b/biometrics/face/aidl/android/hardware/biometrics/face/EnrollmentType.aidl
index d7f3175..c960933 100644
--- a/biometrics/face/aidl/android/hardware/biometrics/face/EnrollmentType.aidl
+++ b/biometrics/face/aidl/android/hardware/biometrics/face/EnrollmentType.aidl
@@ -19,6 +19,15 @@
@VintfStability
@Backing(type="byte")
enum EnrollmentType {
+ /**
+ * Default enrollment type.
+ */
DEFAULT,
+
+ /**
+ * Enrollment type for people with limited vision or mobility. For example,
+ * enrollment of this type will not ask the user to move their head or
+ * look directly at the device.
+ */
ACCESSIBILITY,
}
diff --git a/biometrics/face/aidl/android/hardware/biometrics/face/FaceSensorType.aidl b/biometrics/face/aidl/android/hardware/biometrics/face/FaceSensorType.aidl
index 57f39d4..a5ed2e8 100644
--- a/biometrics/face/aidl/android/hardware/biometrics/face/FaceSensorType.aidl
+++ b/biometrics/face/aidl/android/hardware/biometrics/face/FaceSensorType.aidl
@@ -16,4 +16,23 @@
package android.hardware.biometrics.face;
-@VintfStability @Backing(type="byte") enum FaceSensorType { UNKNOWN, RGB, IR }
+@VintfStability
+@Backing(type="byte")
+enum FaceSensorType {
+ /**
+ * Placeholder value used for default initialization of FaceSensorType.
+ * This value means FaceSensorType wasn't explicitly initialized and must
+ * be discarded by the recipient.
+ */
+ UNKNOWN,
+
+ /**
+ * The face sensor is an RGB camera.
+ */
+ RGB,
+
+ /**
+ * The face sensor is an infrared camera.
+ */
+ IR,
+}