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only start latency measurement on successful phrase triggers

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Bug: 265850090
Test: atest SoundTriggerMiddlewareLoggingTest
Change-Id: Ifaba86daea8ab92551ed75a251cd3a6ca55ffaed
Merged-In: Ifaba86daea8ab92551ed75a251cd3a6ca55ffaed
This commit is contained in:
Nicholas Ambur
2023-02-13 18:32:30 +00:00
parent ca9e12eec9
commit f74101e615
1 changed files with 11 additions and 4 deletions
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15
services/core/java/com/android/server/soundtrigger_middleware/SoundTriggerMiddlewareLogging.java
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@@ -26,6 +26,7 @@ import android.media.soundtrigger.PhraseRecognitionEvent;
import android.media.soundtrigger.PhraseSoundModel;
import android.media.soundtrigger.RecognitionConfig;
import android.media.soundtrigger.RecognitionEvent;
import android.media.soundtrigger.RecognitionStatus;
import android.media.soundtrigger.SoundModel;
import android.media.soundtrigger_middleware.ISoundTriggerCallback;
import android.media.soundtrigger_middleware.ISoundTriggerModule;
@@ -34,6 +35,7 @@ import android.os.IBinder;
import android.os.RemoteException;
import android.util.Log;
import com.android.internal.util.ArrayUtils;
import com.android.internal.util.LatencyTracker;
import java.io.PrintWriter;
@@ -358,14 +360,19 @@ public class SoundTriggerMiddlewareLogging implements ISoundTriggerMiddlewareInt
* Starts the latency tracking log for keyphrase hotword invocation.
* The measurement covers from when the SoundTrigger HAL emits an event to when the
* {@link android.service.voice.VoiceInteractionSession} system UI view is shown.
*
* <p>The session is only started if the {@link PhraseRecognitionEvent} has a status of
* {@link RecognitionStatus#SUCCESS}
*/
private void startKeyphraseEventLatencyTracking(PhraseRecognitionEvent event) {
String latencyTrackerTag = null;
if (event.phraseExtras.length > 0) {
latencyTrackerTag = "KeyphraseId=" + event.phraseExtras[0].id;
if (event.common.status != RecognitionStatus.SUCCESS
|| ArrayUtils.isEmpty(event.phraseExtras)) {
return;
}
LatencyTracker latencyTracker = LatencyTracker.getInstance(mContext);
// To avoid adding cancel to all of the different failure modes between here and
String latencyTrackerTag = "KeyphraseId=" + event.phraseExtras[0].id;
// To avoid adding cancel to all the different failure modes between here and
// showing the system UI, we defensively cancel once.
// Either we hit the LatencyTracker timeout of 15 seconds or we defensively cancel
// here if any error occurs.