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Merge "Refactor UDFPS display logic and remove illumination" into tm-qpr-dev am: 1ecaa4d68e

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Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19949884

Change-Id: Ib162b02b868f3befdf8336295c2535ecfeec0ba4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
This commit is contained in:
Ilya Matyukhin
2022-09-20 00:22:06 +00:00
committed by Automerger Merge Worker
parent d4f95001c7 1ecaa4d68e
commit b5ce442cd4
21 changed files with 174 additions and 275 deletions
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17
core/java/android/hardware/biometrics/BiometricFingerprintConstants.java
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@@ -315,17 +315,17 @@ public interface BiometricFingerprintConstants {
int FINGERPRINT_ACQUIRED_VENDOR_BASE = 1000;
/**
* Whether the FingerprintAcquired message is a signal to turn off HBM
* Whether the FingerprintAcquired message is a signal to disable the UDFPS display mode.
* We want to disable the UDFPS mode as soon as possible to conserve power and provide better
* UX. For example, prolonged high-brightness illumination of optical sensors can be unpleasant
* to the user, can cause long term display burn-in, and can drain the battery faster.
*/
static boolean shouldTurnOffHbm(@FingerprintAcquired int acquiredInfo) {
static boolean shouldDisableUdfpsDisplayMode(@FingerprintAcquired int acquiredInfo) {
switch (acquiredInfo) {
case FINGERPRINT_ACQUIRED_START:
// Authentication just began
// Keep the UDFPS mode because the authentication just began.
return false;
case FINGERPRINT_ACQUIRED_GOOD:
// Good image captured. Turn off HBM. Success/Reject comes after, which is when
// hideUdfpsOverlay will be called.
return true;
case FINGERPRINT_ACQUIRED_PARTIAL:
case FINGERPRINT_ACQUIRED_INSUFFICIENT:
case FINGERPRINT_ACQUIRED_IMAGER_DIRTY:
@@ -334,11 +334,12 @@ public interface BiometricFingerprintConstants {
case FINGERPRINT_ACQUIRED_IMMOBILE:
case FINGERPRINT_ACQUIRED_TOO_BRIGHT:
case FINGERPRINT_ACQUIRED_VENDOR:
// Bad image captured. Turn off HBM. Matcher will not run, so there's no need to
// keep HBM on.
// Disable the UDFPS mode because the image capture has finished. The overlay
// can be hidden later, once the authentication result arrives.
return true;
case FINGERPRINT_ACQUIRED_UNKNOWN:
default:
// Keep the UDFPS mode in case of an unknown message.
return false;
}
}