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Hotword: Add HotwordAudioStream list in HotwordDetectedResult

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- Create the new data class HotwordAudioStream
- Add HowordAudioStream list into HotwordDetectedResult
- Add @UnsupportedAppUsage and remove some codegen data

Test: atest CtsVoiceInteractionTestCases
Bug: 243766281
Bug: 243597982
Change-Id: I0953a93195699b17d4a69bba6c4140bc91eecb79
Merged-In: I0953a93195699b17d4a69bba6c4140bc91eecb79
This commit is contained in:
Ivan Chiang
2022-11-08 02:40:18 +00:00
parent cb723c0388
commit 3b18e55af3
3 changed files with 521 additions and 6 deletions
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19
core/java/android/service/voice/HotwordAudioStream.aidl Normal file
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@@ -0,0 +1,19 @@
/*
* Copyright (C) 2022 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.service.voice;
parcelable HotwordAudioStream;

434
core/java/android/service/voice/HotwordAudioStream.java Normal file
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@@ -0,0 +1,434 @@
/*
* Copyright (C) 2022 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.service.voice;
import android.annotation.NonNull;
import android.annotation.Nullable;
import android.compat.annotation.UnsupportedAppUsage;
import android.media.AudioFormat;
import android.media.AudioRecord;
import android.media.AudioTimestamp;
import android.os.Parcel;
import android.os.ParcelFileDescriptor;
import android.os.Parcelable;
import android.os.PersistableBundle;
import java.util.Objects;
/**
* Represents an audio stream supporting the hotword detection.
*
* @hide
*/
public final class HotwordAudioStream implements Parcelable {
/**
* The {@link AudioFormat} of the audio stream.
*/
@NonNull
@UnsupportedAppUsage
private final AudioFormat mAudioFormat;
/**
* This stream starts with the audio bytes used for hotword detection, but continues streaming
* the audio until the stream is shutdown by the {@link HotwordDetectionService}.
*/
@NonNull
@UnsupportedAppUsage
private final ParcelFileDescriptor mAudioStreamParcelFileDescriptor;
/**
* The timestamp when the audio stream was captured by the Audio platform.
*
* <p>
* The {@link HotwordDetectionService} egressing the audio is the owner of the underlying
* AudioRecord. The {@link HotwordDetectionService} is expected to optionally populate this
* field by {@link AudioRecord#getTimestamp}.
* </p>
*
* <p>
* This timestamp can be used in conjunction with the
* {@link HotwordDetectedResult#getHotwordOffsetMillis()} and
* {@link HotwordDetectedResult#getHotwordDurationMillis()} to translate these durations to
* timestamps.
* </p>
*
* @see #getAudioStreamParcelFileDescriptor()
*/
@Nullable
@UnsupportedAppUsage
private final AudioTimestamp mTimestamp;
private static AudioTimestamp defaultTimestamp() {
return null;
}
/**
* The metadata associated with the audio stream.
*/
@NonNull
@UnsupportedAppUsage
private final PersistableBundle mMetadata;
private static PersistableBundle defaultMetadata() {
return new PersistableBundle();
}
private String timestampToString() {
if (mTimestamp == null) {
return "";
}
return "TimeStamp:"
+ " framePos=" + mTimestamp.framePosition
+ " nanoTime=" + mTimestamp.nanoTime;
}
private void parcelTimestamp(Parcel dest, int flags) {
if (mTimestamp != null) {
// mTimestamp is not null, we write it to the parcel, set true.
dest.writeBoolean(true);
dest.writeLong(mTimestamp.framePosition);
dest.writeLong(mTimestamp.nanoTime);
} else {
// mTimestamp is null, we don't write any value out, set false.
dest.writeBoolean(false);
}
}
@Nullable
private static AudioTimestamp unparcelTimestamp(Parcel in) {
// If it is true, it means we wrote the value to the parcel before, parse it.
// Otherwise, return null.
if (in.readBoolean()) {
final AudioTimestamp timeStamp = new AudioTimestamp();
timeStamp.framePosition = in.readLong();
timeStamp.nanoTime = in.readLong();
return timeStamp;
} else {
return null;
}
}
/* package-private */
HotwordAudioStream(
@NonNull AudioFormat audioFormat,
@NonNull ParcelFileDescriptor audioStreamParcelFileDescriptor,
@Nullable AudioTimestamp timestamp,
@NonNull PersistableBundle metadata) {
this.mAudioFormat = audioFormat;
com.android.internal.util.AnnotationValidations.validate(
NonNull.class, null, mAudioFormat);
this.mAudioStreamParcelFileDescriptor = audioStreamParcelFileDescriptor;
com.android.internal.util.AnnotationValidations.validate(
NonNull.class, null, mAudioStreamParcelFileDescriptor);
this.mTimestamp = timestamp;
this.mMetadata = metadata;
com.android.internal.util.AnnotationValidations.validate(
NonNull.class, null, mMetadata);
// onConstructed(); // You can define this method to get a callback
}
/**
* The {@link AudioFormat} of the audio stream.
*/
@UnsupportedAppUsage
@NonNull
public AudioFormat getAudioFormat() {
return mAudioFormat;
}
/**
* This stream starts with the audio bytes used for hotword detection, but continues streaming
* the audio until the stream is shutdown by the {@link HotwordDetectionService}.
*/
@UnsupportedAppUsage
@NonNull
public ParcelFileDescriptor getAudioStreamParcelFileDescriptor() {
return mAudioStreamParcelFileDescriptor;
}
/**
* The timestamp when the audio stream was captured by the Audio platform.
*
* <p>
* The {@link HotwordDetectionService} egressing the audio is the owner of the underlying
* AudioRecord. The {@link HotwordDetectionService} is expected to optionally populate this
* field by {@link AudioRecord#getTimestamp}.
* </p>
*
* <p>
* This timestamp can be used in conjunction with the
* {@link HotwordDetectedResult#getHotwordOffsetMillis()} and
* {@link HotwordDetectedResult#getHotwordDurationMillis()} to translate these durations to
* timestamps.
* </p>
*
* @see #getAudioStreamParcelFileDescriptor()
*/
@UnsupportedAppUsage
@Nullable
public AudioTimestamp getTimestamp() {
return mTimestamp;
}
/**
* The metadata associated with the audio stream.
*/
@UnsupportedAppUsage
@NonNull
public PersistableBundle getMetadata() {
return mMetadata;
}
@Override
public String toString() {
// You can override field toString logic by defining methods like:
// String fieldNameToString() { ... }
return "HotwordAudioStream { "
+ "audioFormat = " + mAudioFormat + ", "
+ "audioStreamParcelFileDescriptor = " + mAudioStreamParcelFileDescriptor + ", "
+ "timestamp = " + timestampToString() + ", "
+ "metadata = " + mMetadata + " }";
}
@Override
public boolean equals(@Nullable Object o) {
// You can override field equality logic by defining either of the methods like:
// boolean fieldNameEquals(HotwordAudioStream other) { ... }
// boolean fieldNameEquals(FieldType otherValue) { ... }
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
@SuppressWarnings("unchecked")
HotwordAudioStream that = (HotwordAudioStream) o;
//noinspection PointlessBooleanExpression
return Objects.equals(mAudioFormat, that.mAudioFormat)
&& Objects.equals(mAudioStreamParcelFileDescriptor,
that.mAudioStreamParcelFileDescriptor)
&& Objects.equals(mTimestamp, that.mTimestamp)
&& Objects.equals(mMetadata, that.mMetadata);
}
@Override
public int hashCode() {
// You can override field hashCode logic by defining methods like:
// int fieldNameHashCode() { ... }
int _hash = 1;
_hash = 31 * _hash + Objects.hashCode(mAudioFormat);
_hash = 31 * _hash + Objects.hashCode(mAudioStreamParcelFileDescriptor);
_hash = 31 * _hash + Objects.hashCode(mTimestamp);
_hash = 31 * _hash + Objects.hashCode(mMetadata);
return _hash;
}
@Override
public void writeToParcel(@NonNull Parcel dest, int flags) {
// You can override field parcelling by defining methods like:
// void parcelFieldName(Parcel dest, int flags) { ... }
byte flg = 0;
if (mTimestamp != null) flg |= 0x4;
dest.writeByte(flg);
dest.writeTypedObject(mAudioFormat, flags);
dest.writeTypedObject(mAudioStreamParcelFileDescriptor, flags);
parcelTimestamp(dest, flags);
dest.writeTypedObject(mMetadata, flags);
}
@Override
public int describeContents() {
return 0;
}
/** @hide */
@SuppressWarnings({"unchecked", "RedundantCast"})
/* package-private */
HotwordAudioStream(@NonNull Parcel in) {
// You can override field unparcelling by defining methods like:
// static FieldType unparcelFieldName(Parcel in) { ... }
byte flg = in.readByte();
AudioFormat audioFormat = (AudioFormat) in.readTypedObject(AudioFormat.CREATOR);
ParcelFileDescriptor audioStreamParcelFileDescriptor =
(ParcelFileDescriptor) in.readTypedObject(ParcelFileDescriptor.CREATOR);
AudioTimestamp timestamp = unparcelTimestamp(in);
PersistableBundle metadata = (PersistableBundle) in.readTypedObject(
PersistableBundle.CREATOR);
this.mAudioFormat = audioFormat;
com.android.internal.util.AnnotationValidations.validate(
NonNull.class, null, mAudioFormat);
this.mAudioStreamParcelFileDescriptor = audioStreamParcelFileDescriptor;
com.android.internal.util.AnnotationValidations.validate(
NonNull.class, null, mAudioStreamParcelFileDescriptor);
this.mTimestamp = timestamp;
this.mMetadata = metadata;
com.android.internal.util.AnnotationValidations.validate(
NonNull.class, null, mMetadata);
// onConstructed(); // You can define this method to get a callback
}
@NonNull
public static final Parcelable.Creator<HotwordAudioStream> CREATOR =
new Parcelable.Creator<HotwordAudioStream>() {
@Override
public HotwordAudioStream[] newArray(int size) {
return new HotwordAudioStream[size];
}
@Override
public HotwordAudioStream createFromParcel(@NonNull Parcel in) {
return new HotwordAudioStream(in);
}
};
/**
* A builder for {@link HotwordAudioStream}
*/
@SuppressWarnings("WeakerAccess")
public static final class Builder {
@NonNull
private AudioFormat mAudioFormat;
@NonNull
private ParcelFileDescriptor mAudioStreamParcelFileDescriptor;
@Nullable
private AudioTimestamp mTimestamp;
@NonNull
private PersistableBundle mMetadata;
private long mBuilderFieldsSet = 0L;
/**
* Creates a new Builder.
*
* @param audioFormat The {@link AudioFormat} of the audio stream.
* @param audioStreamParcelFileDescriptor This stream starts with the audio bytes used for
* hotword detection, but continues streaming
* the audio until the stream is shutdown by the
* {@link HotwordDetectionService}.
*/
@UnsupportedAppUsage
public Builder(
@NonNull AudioFormat audioFormat,
@NonNull ParcelFileDescriptor audioStreamParcelFileDescriptor) {
mAudioFormat = audioFormat;
com.android.internal.util.AnnotationValidations.validate(
NonNull.class, null, mAudioFormat);
mAudioStreamParcelFileDescriptor = audioStreamParcelFileDescriptor;
com.android.internal.util.AnnotationValidations.validate(
NonNull.class, null, mAudioStreamParcelFileDescriptor);
}
/**
* The {@link AudioFormat} of the audio stream.
*/
@UnsupportedAppUsage
@NonNull
public Builder setAudioFormat(@NonNull AudioFormat value) {
checkNotUsed();
mBuilderFieldsSet |= 0x1;
mAudioFormat = value;
return this;
}
/**
* This stream starts with the audio bytes used for hotword detection, but continues
* streaming
* the audio until the stream is shutdown by the {@link HotwordDetectionService}.
*/
@UnsupportedAppUsage
@NonNull
public Builder setAudioStreamParcelFileDescriptor(@NonNull ParcelFileDescriptor value) {
checkNotUsed();
mBuilderFieldsSet |= 0x2;
mAudioStreamParcelFileDescriptor = value;
return this;
}
/**
* The timestamp when the audio stream was captured by the Audio platform.
*
* <p>
* The {@link HotwordDetectionService} egressing the audio is the owner of the underlying
* AudioRecord. The {@link HotwordDetectionService} is expected to optionally populate this
* field by {@link AudioRecord#getTimestamp}.
* </p>
*
* <p>
* This timestamp can be used in conjunction with the
* {@link HotwordDetectedResult#getHotwordOffsetMillis()} and
* {@link HotwordDetectedResult#getHotwordDurationMillis()} to translate these durations to
* timestamps.
* </p>
*
* @see #getAudioStreamParcelFileDescriptor()
*/
@UnsupportedAppUsage
@NonNull
public Builder setTimestamp(@NonNull AudioTimestamp value) {
checkNotUsed();
mBuilderFieldsSet |= 0x4;
mTimestamp = value;
return this;
}
/**
* The metadata associated with the audio stream.
*/
@UnsupportedAppUsage
@NonNull
public Builder setMetadata(@NonNull PersistableBundle value) {
checkNotUsed();
mBuilderFieldsSet |= 0x8;
mMetadata = value;
return this;
}
/** Builds the instance. This builder should not be touched after calling this! */
@UnsupportedAppUsage
@NonNull
public HotwordAudioStream build() {
checkNotUsed();
mBuilderFieldsSet |= 0x10; // Mark builder used
if ((mBuilderFieldsSet & 0x4) == 0) {
mTimestamp = defaultTimestamp();
}
if ((mBuilderFieldsSet & 0x8) == 0) {
mMetadata = defaultMetadata();
}
HotwordAudioStream o = new HotwordAudioStream(
mAudioFormat,
mAudioStreamParcelFileDescriptor,
mTimestamp,
mMetadata);
return o;
}
private void checkNotUsed() {
if ((mBuilderFieldsSet & 0x10) != 0) {
throw new IllegalStateException(
"This Builder should not be reused. Use a new Builder instance instead");
}
}
}
}

74
core/java/android/service/voice/HotwordDetectedResult.java
View File

@@ -20,6 +20,7 @@ import android.annotation.IntDef;
import android.annotation.NonNull;
import android.annotation.Nullable;
import android.annotation.SystemApi;
import android.compat.annotation.UnsupportedAppUsage;
import android.content.res.Resources;
import android.media.AudioRecord;
import android.media.MediaSyncEvent;
@@ -31,6 +32,9 @@ import com.android.internal.R;
import com.android.internal.util.DataClass;
import com.android.internal.util.Preconditions;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Objects;
/**
@@ -195,6 +199,17 @@ public final class HotwordDetectedResult implements Parcelable {
return 63;
}
/**
* The list of the audio streams containing audio bytes that were used for hotword detection.
*
* @hide
*/
@NonNull
private final List<HotwordAudioStream> mAudioStreams;
private static List<HotwordAudioStream> defaultAudioStreams() {
return Collections.emptyList();
}
/**
* App-specific extras to support trigger.
*
@@ -353,6 +368,35 @@ public final class HotwordDetectedResult implements Parcelable {
}
}
/**
* The list of the audio streams containing audio bytes that were used for hotword detection.
*
* @hide
*/
@UnsupportedAppUsage
public @NonNull List<HotwordAudioStream> getAudioStreams() {
return List.copyOf(mAudioStreams);
}
@DataClass.Suppress("addAudioStreams")
abstract static class BaseBuilder {
/**
* The list of the audio streams containing audio bytes that were used for hotword
* detection.
*
* @hide
*/
@UnsupportedAppUsage
public @NonNull Builder setAudioStreams(@NonNull List<HotwordAudioStream> value) {
Objects.requireNonNull(value, "value should not be null");
final Builder builder = (Builder) this;
// If the code gen flag in build() is changed, we must update the flag e.g. 0x200 here.
builder.mBuilderFieldsSet |= 0x200;
builder.mAudioStreams = List.copyOf(value);
return builder;
}
}
// Code below generated by codegen v1.0.23.
@@ -436,6 +480,7 @@ public final class HotwordDetectedResult implements Parcelable {
int score,
int personalizedScore,
int hotwordPhraseId,
@NonNull List<HotwordAudioStream> audioStreams,
@NonNull PersistableBundle extras) {
this.mConfidenceLevel = confidenceLevel;
com.android.internal.util.AnnotationValidations.validate(
@@ -448,6 +493,9 @@ public final class HotwordDetectedResult implements Parcelable {
this.mScore = score;
this.mPersonalizedScore = personalizedScore;
this.mHotwordPhraseId = hotwordPhraseId;
this.mAudioStreams = audioStreams;
com.android.internal.util.AnnotationValidations.validate(
NonNull.class, null, mAudioStreams);
this.mExtras = extras;
com.android.internal.util.AnnotationValidations.validate(
NonNull.class, null, mExtras);
@@ -578,6 +626,7 @@ public final class HotwordDetectedResult implements Parcelable {
"score = " + mScore + ", " +
"personalizedScore = " + mPersonalizedScore + ", " +
"hotwordPhraseId = " + mHotwordPhraseId + ", " +
"audioStreams = " + mAudioStreams + ", " +
"extras = " + mExtras +
" }";
}
@@ -604,6 +653,7 @@ public final class HotwordDetectedResult implements Parcelable {
&& mScore == that.mScore
&& mPersonalizedScore == that.mPersonalizedScore
&& mHotwordPhraseId == that.mHotwordPhraseId
&& Objects.equals(mAudioStreams, that.mAudioStreams)
&& Objects.equals(mExtras, that.mExtras);
}
@@ -623,6 +673,7 @@ public final class HotwordDetectedResult implements Parcelable {
_hash = 31 * _hash + mScore;
_hash = 31 * _hash + mPersonalizedScore;
_hash = 31 * _hash + mHotwordPhraseId;
_hash = 31 * _hash + Objects.hashCode(mAudioStreams);
_hash = 31 * _hash + Objects.hashCode(mExtras);
return _hash;
}
@@ -645,6 +696,7 @@ public final class HotwordDetectedResult implements Parcelable {
dest.writeInt(mScore);
dest.writeInt(mPersonalizedScore);
dest.writeInt(mHotwordPhraseId);
dest.writeParcelableList(mAudioStreams, flags);
dest.writeTypedObject(mExtras, flags);
}
@@ -669,6 +721,8 @@ public final class HotwordDetectedResult implements Parcelable {
int score = in.readInt();
int personalizedScore = in.readInt();
int hotwordPhraseId = in.readInt();
List<HotwordAudioStream> audioStreams = new ArrayList<>();
in.readParcelableList(audioStreams, HotwordAudioStream.class.getClassLoader());
PersistableBundle extras = (PersistableBundle) in.readTypedObject(PersistableBundle.CREATOR);
this.mConfidenceLevel = confidenceLevel;
@@ -682,6 +736,9 @@ public final class HotwordDetectedResult implements Parcelable {
this.mScore = score;
this.mPersonalizedScore = personalizedScore;
this.mHotwordPhraseId = hotwordPhraseId;
this.mAudioStreams = audioStreams;
com.android.internal.util.AnnotationValidations.validate(
NonNull.class, null, mAudioStreams);
this.mExtras = extras;
com.android.internal.util.AnnotationValidations.validate(
NonNull.class, null, mExtras);
@@ -708,7 +765,7 @@ public final class HotwordDetectedResult implements Parcelable {
*/
@SuppressWarnings("WeakerAccess")
@DataClass.Generated.Member
public static final class Builder {
public static final class Builder extends BaseBuilder {
private @HotwordConfidenceLevelValue int mConfidenceLevel;
private @Nullable MediaSyncEvent mMediaSyncEvent;
@@ -719,6 +776,7 @@ public final class HotwordDetectedResult implements Parcelable {
private int mScore;
private int mPersonalizedScore;
private int mHotwordPhraseId;
private @NonNull List<HotwordAudioStream> mAudioStreams;
private @NonNull PersistableBundle mExtras;
private long mBuilderFieldsSet = 0L;
@@ -868,7 +926,7 @@ public final class HotwordDetectedResult implements Parcelable {
@DataClass.Generated.Member
public @NonNull Builder setExtras(@NonNull PersistableBundle value) {
checkNotUsed();
mBuilderFieldsSet |= 0x200;
mBuilderFieldsSet |= 0x400;
mExtras = value;
return this;
}
@@ -876,7 +934,7 @@ public final class HotwordDetectedResult implements Parcelable {
/** Builds the instance. This builder should not be touched after calling this! */
public @NonNull HotwordDetectedResult build() {
checkNotUsed();
mBuilderFieldsSet |= 0x400; // Mark builder used
mBuilderFieldsSet |= 0x800; // Mark builder used
if ((mBuilderFieldsSet & 0x1) == 0) {
mConfidenceLevel = defaultConfidenceLevel();
@@ -906,6 +964,9 @@ public final class HotwordDetectedResult implements Parcelable {
mHotwordPhraseId = defaultHotwordPhraseId();
}
if ((mBuilderFieldsSet & 0x200) == 0) {
mAudioStreams = defaultAudioStreams();
}
if ((mBuilderFieldsSet & 0x400) == 0) {
mExtras = defaultExtras();
}
HotwordDetectedResult o = new HotwordDetectedResult(
@@ -918,12 +979,13 @@ public final class HotwordDetectedResult implements Parcelable {
mScore,
mPersonalizedScore,
mHotwordPhraseId,
mAudioStreams,
mExtras);
return o;
}
private void checkNotUsed() {
if ((mBuilderFieldsSet & 0x400) != 0) {
if ((mBuilderFieldsSet & 0x800) != 0) {
throw new IllegalStateException(
"This Builder should not be reused. Use a new Builder instance instead");
}
@@ -931,10 +993,10 @@ public final class HotwordDetectedResult implements Parcelable {
}
@DataClass.Generated(
time = 1658357814396L,
time = 1668405106028L,
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 static final int LIMIT_HOTWORD_OFFSET_MAX_VALUE\nprivate static final int LIMIT_AUDIO_CHANNEL_MAX_VALUE\npublic static final java.lang.String EXTRA_PROXIMITY_METERS\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)")
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 static final int LIMIT_HOTWORD_OFFSET_MAX_VALUE\nprivate static final int LIMIT_AUDIO_CHANNEL_MAX_VALUE\npublic static final java.lang.String EXTRA_PROXIMITY_METERS\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 java.util.List<android.service.voice.HotwordAudioStream> mAudioStreams\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 java.util.List<android.service.voice.HotwordAudioStream> defaultAudioStreams()\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()\npublic @android.compat.annotation.UnsupportedAppUsage @android.annotation.NonNull java.util.List<android.service.voice.HotwordAudioStream> getAudioStreams()\nclass HotwordDetectedResult extends java.lang.Object implements [android.os.Parcelable]\npublic @android.compat.annotation.UnsupportedAppUsage @android.annotation.NonNull android.service.voice.HotwordDetectedResult.Builder setAudioStreams(java.util.List<android.service.voice.HotwordAudioStream>)\nclass BaseBuilder extends java.lang.Object implements []\n@com.android.internal.util.DataClass(genConstructor=false, genBuilder=true, genEqualsHashCode=true, genHiddenConstDefs=true, genParcelable=true, genToString=true)\npublic @android.compat.annotation.UnsupportedAppUsage @android.annotation.NonNull android.service.voice.HotwordDetectedResult.Builder setAudioStreams(java.util.List<android.service.voice.HotwordAudioStream>)\nclass BaseBuilder extends java.lang.Object implements []")
@Deprecated
private void __metadata() {}