Merge "Logging the number of bits egressing from the hotword trusted process"... (840ed7bb) · Commits · e / os / android_frameworks_base

core/java/android/service/voice/HotwordDetectedResult.java

+51 −2

Original line number	Diff line number	Diff line
		@@ -237,6 +237,55 @@ public final class HotwordDetectedResult implements Parcelable {
		return size;
		}

		/**
		* Returns how many bits have been written into the HotwordDetectedResult.
		*
		* @hide
		*/
		public static int getUsageSize(@NonNull HotwordDetectedResult hotwordDetectedResult) {
		int totalBits = 0;

		if (hotwordDetectedResult.getConfidenceLevel() != defaultConfidenceLevel()) {
		totalBits += bitCount(CONFIDENCE_LEVEL_VERY_HIGH);
		}
		if (hotwordDetectedResult.getHotwordOffsetMillis() != HOTWORD_OFFSET_UNSET) {
		totalBits += Integer.SIZE;
		}
		if (hotwordDetectedResult.getHotwordDurationMillis() != 0) {
		totalBits += bitCount(AudioRecord.getMaxSharedAudioHistoryMillis());
		}
		if (hotwordDetectedResult.getAudioChannel() != AUDIO_CHANNEL_UNSET) {
		totalBits += Integer.SIZE;
		}

		// Add one bit for HotwordDetectionPersonalized
		totalBits += 1;

		if (hotwordDetectedResult.getScore() != defaultScore()) {
		totalBits += bitCount(HotwordDetectedResult.getMaxScore());
		}
		if (hotwordDetectedResult.getPersonalizedScore() != defaultPersonalizedScore()) {
		totalBits += bitCount(HotwordDetectedResult.getMaxScore());
		}
		if (hotwordDetectedResult.getHotwordPhraseId() != defaultHotwordPhraseId()) {
		totalBits += bitCount(HotwordDetectedResult.getMaxHotwordPhraseId());
		}
		PersistableBundle persistableBundle = hotwordDetectedResult.getExtras();
		if (!persistableBundle.isEmpty()) {
		totalBits += getParcelableSize(persistableBundle) * Byte.SIZE;
		}
		return totalBits;
		}

		private static int bitCount(long value) {
		int bits = 0;
		while (value > 0) {
		bits++;
		value = value >> 1;
		}
		return bits;
		}

		private void onConstructed() {
		Preconditions.checkArgumentInRange(mScore, 0, getMaxScore(), "score");
		Preconditions.checkArgumentInRange(mPersonalizedScore, 0, getMaxScore(),
		@@ -784,10 +833,10 @@ public final class HotwordDetectedResult implements Parcelable {
		}

		@DataClass.Generated(
		time = 1624361647985L,
		time = 1625198973370L,
		codegenVersion = "1.0.23",
		sourceFile = "frameworks/base/core/java/android/service/voice/HotwordDetectedResult.java",
		inputSignatures = "public static final int CONFIDENCE_LEVEL_NONE\npublic static final int CONFIDENCE_LEVEL_LOW\npublic static final int CONFIDENCE_LEVEL_LOW_MEDIUM\npublic static final int CONFIDENCE_LEVEL_MEDIUM\npublic static final int CONFIDENCE_LEVEL_MEDIUM_HIGH\npublic static final int CONFIDENCE_LEVEL_HIGH\npublic static final int CONFIDENCE_LEVEL_VERY_HIGH\npublic static final int HOTWORD_OFFSET_UNSET\npublic static final int AUDIO_CHANNEL_UNSET\nprivate final @android.service.voice.HotwordDetectedResult.HotwordConfidenceLevelValue int mConfidenceLevel\nprivate @android.annotation.Nullable android.media.MediaSyncEvent mMediaSyncEvent\nprivate int mHotwordOffsetMillis\nprivate int mHotwordDurationMillis\nprivate int mAudioChannel\nprivate boolean mHotwordDetectionPersonalized\nprivate final int mScore\nprivate final int mPersonalizedScore\nprivate final int mHotwordPhraseId\nprivate final @android.annotation.NonNull android.os.PersistableBundle mExtras\nprivate static int sMaxBundleSize\nprivate static int defaultConfidenceLevel()\nprivate static int defaultScore()\nprivate static int defaultPersonalizedScore()\npublic static int getMaxScore()\nprivate static int defaultHotwordPhraseId()\npublic static int getMaxHotwordPhraseId()\nprivate static android.os.PersistableBundle defaultExtras()\npublic static int getMaxBundleSize()\npublic @android.annotation.Nullable android.media.MediaSyncEvent getMediaSyncEvent()\npublic static int getParcelableSize(android.os.Parcelable)\nprivate void onConstructed()\nclass HotwordDetectedResult extends java.lang.Object implements [android.os.Parcelable]\n@com.android.internal.util.DataClass(genConstructor=false, genBuilder=true, genEqualsHashCode=true, genHiddenConstDefs=true, genParcelable=true, genToString=true)")
		inputSignatures = "public static final int CONFIDENCE_LEVEL_NONE\npublic static final int CONFIDENCE_LEVEL_LOW\npublic static final int CONFIDENCE_LEVEL_LOW_MEDIUM\npublic static final int CONFIDENCE_LEVEL_MEDIUM\npublic static final int CONFIDENCE_LEVEL_MEDIUM_HIGH\npublic static final int CONFIDENCE_LEVEL_HIGH\npublic static final int CONFIDENCE_LEVEL_VERY_HIGH\npublic static final int HOTWORD_OFFSET_UNSET\npublic static final int AUDIO_CHANNEL_UNSET\nprivate final @android.service.voice.HotwordDetectedResult.HotwordConfidenceLevelValue int mConfidenceLevel\nprivate @android.annotation.Nullable android.media.MediaSyncEvent mMediaSyncEvent\nprivate int mHotwordOffsetMillis\nprivate int mHotwordDurationMillis\nprivate int mAudioChannel\nprivate boolean mHotwordDetectionPersonalized\nprivate final int mScore\nprivate final int mPersonalizedScore\nprivate final int mHotwordPhraseId\nprivate final @android.annotation.NonNull android.os.PersistableBundle mExtras\nprivate static int sMaxBundleSize\nprivate static int defaultConfidenceLevel()\nprivate static int defaultScore()\nprivate static int defaultPersonalizedScore()\npublic static int getMaxScore()\nprivate static int defaultHotwordPhraseId()\npublic static int getMaxHotwordPhraseId()\nprivate static android.os.PersistableBundle defaultExtras()\npublic static int getMaxBundleSize()\npublic @android.annotation.Nullable android.media.MediaSyncEvent getMediaSyncEvent()\npublic static int getParcelableSize(android.os.Parcelable)\npublic static int getUsageSize(android.service.voice.HotwordDetectedResult)\nprivate static int bitCount(long)\nprivate void onConstructed()\nclass HotwordDetectedResult extends java.lang.Object implements [android.os.Parcelable]\n@com.android.internal.util.DataClass(genConstructor=false, genBuilder=true, genEqualsHashCode=true, genHiddenConstDefs=true, genParcelable=true, genToString=true)")
		@Deprecated
		private void __metadata() {}

services/voiceinteraction/java/com/android/server/voiceinteraction/HotwordDetectionConnection.java

+16 −0

Original line number	Diff line number	Diff line
		@@ -283,6 +283,10 @@ final class HotwordDetectionConnection {
		if (mPerformingSoftwareHotwordDetection) {
		mSoftwareCallback.onDetected(result, null, null);
		mPerformingSoftwareHotwordDetection = false;
		if (result != null) {
		Slog.i(TAG, "Egressed " + HotwordDetectedResult.getUsageSize(result)
		+ " bits from hotword trusted process");
		}
		} else {
		Slog.i(TAG, "Hotword detection has already completed");
		}
		@@ -372,6 +376,10 @@ final class HotwordDetectionConnection {
		if (mValidatingDspTrigger) {
		mValidatingDspTrigger = false;
		externalCallback.onKeyphraseDetected(recognitionEvent, result);
		if (result != null) {
		Slog.i(TAG, "Egressed " + HotwordDetectedResult.getUsageSize(result)
		+ " bits from hotword trusted process");
		}
		} else {
		Slog.i(TAG, "Ignored hotword detected since trigger has been handled");
		}
		@@ -425,6 +433,10 @@ final class HotwordDetectionConnection {
		}
		mValidatingDspTrigger = false;
		externalCallback.onKeyphraseDetected(recognitionEvent, result);
		if (result != null) {
		Slog.i(TAG, "Egressed " + HotwordDetectedResult.getUsageSize(result)
		+ " bits from hotword trusted process");
		}
		}
		}

		@@ -654,6 +666,10 @@ final class HotwordDetectionConnection {
		// TODO: noteOp here.
		callback.onDetected(triggerResult, null /* audioFormat */,
		null /* audioStream */);
		if (triggerResult != null) {
		Slog.i(TAG, "Egressed " + HotwordDetectedResult.getUsageSize(
		triggerResult) + " bits from hotword trusted process");
		}
		// TODO: Add a delay before closing.
		bestEffortClose(audioSource);
		}