Hotword: Add HotwordAudioStream list in HotwordDetectedResult

- Create the new data class HotwordAudioStream
- Add HowordAudioStream list into HotwordDetectedResult

Test: atest CtsVoiceInteractionTestCases
Bug: 243766281
Bug: 243597982
Change-Id: I0953a93195699b17d4a69bba6c4140bc91eecb79

core/api/system-current.txt

@@ -11982,9 +11982,29 @@ package android.service.voice {
     method public int getStart();
   }
 
+  public final class HotwordAudioStream implements android.os.Parcelable {
+    method public int describeContents();
+    method @NonNull public android.media.AudioFormat getAudioFormat();
+    method @NonNull public android.os.ParcelFileDescriptor getAudioStream();
+    method @NonNull public android.os.PersistableBundle getMetadata();
+    method @Nullable public android.media.AudioTimestamp getTimestamp();
+    method public void writeToParcel(@NonNull android.os.Parcel, int);
+    field @NonNull public static final android.os.Parcelable.Creator<android.service.voice.HotwordAudioStream> CREATOR;
+  }
+
+  public static final class HotwordAudioStream.Builder {
+    ctor public HotwordAudioStream.Builder(@NonNull android.media.AudioFormat, @NonNull android.os.ParcelFileDescriptor);
+    method @NonNull public android.service.voice.HotwordAudioStream build();
+    method @NonNull public android.service.voice.HotwordAudioStream.Builder setAudioFormat(@NonNull android.media.AudioFormat);
+    method @NonNull public android.service.voice.HotwordAudioStream.Builder setAudioStream(@NonNull android.os.ParcelFileDescriptor);
+    method @NonNull public android.service.voice.HotwordAudioStream.Builder setMetadata(@NonNull android.os.PersistableBundle);
+    method @NonNull public android.service.voice.HotwordAudioStream.Builder setTimestamp(@NonNull android.media.AudioTimestamp);
+  }
+
   public final class HotwordDetectedResult implements android.os.Parcelable {
     method public int describeContents();
     method public int getAudioChannel();
+    method @NonNull public java.util.List<android.service.voice.HotwordAudioStream> getAudioStreams();
     method public int getConfidenceLevel();
     method @NonNull public android.os.PersistableBundle getExtras();
     method public int getHotwordDurationMillis();
@@ -12014,6 +12034,7 @@ package android.service.voice {
     ctor public HotwordDetectedResult.Builder();
     method @NonNull public android.service.voice.HotwordDetectedResult build();
     method @NonNull public android.service.voice.HotwordDetectedResult.Builder setAudioChannel(int);
+    method @NonNull public android.service.voice.HotwordDetectedResult.Builder setAudioStreams(@NonNull java.util.List<android.service.voice.HotwordAudioStream>);
     method @NonNull public android.service.voice.HotwordDetectedResult.Builder setConfidenceLevel(int);
     method @NonNull public android.service.voice.HotwordDetectedResult.Builder setExtras(@NonNull android.os.PersistableBundle);
     method @NonNull public android.service.voice.HotwordDetectedResult.Builder setHotwordDetectionPersonalized(boolean);

core/java/android/service/voice/HotwordAudioStream.aidl

@@ -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;

core/java/android/service/voice/HotwordAudioStream.java

@@ -0,0 +1,447 @@
+/*
+ * 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.annotation.SystemApi;
+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 com.android.internal.util.DataClass;
+
+import java.util.Objects;
+
+/**
+ * Represents an audio stream supporting the hotword detection.
+ *
+ * @hide
+ */
+@DataClass(
+        genConstructor = false,
+        genBuilder = true,
+        genEqualsHashCode = true,
+        genParcelable = true,
+        genToString = true
+)
+@SystemApi
+public final class HotwordAudioStream implements Parcelable {
+
+    /**
+     * The {@link AudioFormat} of the audio stream.
+     */
+    @NonNull
+    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
+    private final ParcelFileDescriptor mAudioStream;
+
+    /**
+     * The timestamp when the {@link #getAudioStream()} 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>
+     */
+    @Nullable
+    private final AudioTimestamp mTimestamp;
+    private static AudioTimestamp defaultTimestamp() {
+        return null;
+    }
+
+    /**
+     * The metadata associated with the audio stream.
+     */
+    @NonNull
+    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;
+        }
+    }
+
+
+
+    // Code below generated by codegen v1.0.23.
+    //
+    // DO NOT MODIFY!
+    // CHECKSTYLE:OFF Generated code
+    //
+    // To regenerate run:
+    // $ codegen $ANDROID_BUILD_TOP/frameworks/base/core/java/android/service/voice/HotwordAudioStream.java
+    //
+    // To exclude the generated code from IntelliJ auto-formatting enable (one-time):
+    //   Settings > Editor > Code Style > Formatter Control
+    //@formatter:off
+
+
+    @DataClass.Generated.Member
+    /* package-private */ HotwordAudioStream(
+            @NonNull AudioFormat audioFormat,
+            @NonNull ParcelFileDescriptor audioStream,
+            @Nullable AudioTimestamp timestamp,
+            @NonNull PersistableBundle metadata) {
+        this.mAudioFormat = audioFormat;
+        com.android.internal.util.AnnotationValidations.validate(
+                NonNull.class, null, mAudioFormat);
+        this.mAudioStream = audioStream;
+        com.android.internal.util.AnnotationValidations.validate(
+                NonNull.class, null, mAudioStream);
+        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.
+     */
+    @DataClass.Generated.Member
+    public @NonNull 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}.
+     */
+    @DataClass.Generated.Member
+    public @NonNull ParcelFileDescriptor getAudioStream() {
+        return mAudioStream;
+    }
+
+    /**
+     * The timestamp when the {@link #getAudioStream()} 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>
+     */
+    @DataClass.Generated.Member
+    public @Nullable AudioTimestamp getTimestamp() {
+        return mTimestamp;
+    }
+
+    /**
+     * The metadata associated with the audio stream.
+     */
+    @DataClass.Generated.Member
+    public @NonNull PersistableBundle getMetadata() {
+        return mMetadata;
+    }
+
+    @Override
+    @DataClass.Generated.Member
+    public String toString() {
+        // You can override field toString logic by defining methods like:
+        // String fieldNameToString() { ... }
+
+        return "HotwordAudioStream { " +
+                "audioFormat = " + mAudioFormat + ", " +
+                "audioStream = " + mAudioStream + ", " +
+                "timestamp = " + timestampToString() + ", " +
+                "metadata = " + mMetadata +
+        " }";
+    }
+
+    @Override
+    @DataClass.Generated.Member
+    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 true
+                && Objects.equals(mAudioFormat, that.mAudioFormat)
+                && Objects.equals(mAudioStream, that.mAudioStream)
+                && Objects.equals(mTimestamp, that.mTimestamp)
+                && Objects.equals(mMetadata, that.mMetadata);
+    }
+
+    @Override
+    @DataClass.Generated.Member
+    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(mAudioStream);
+        _hash = 31 * _hash + Objects.hashCode(mTimestamp);
+        _hash = 31 * _hash + Objects.hashCode(mMetadata);
+        return _hash;
+    }
+
+    @Override
+    @DataClass.Generated.Member
+    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(mAudioStream, flags);
+        parcelTimestamp(dest, flags);
+        dest.writeTypedObject(mMetadata, flags);
+    }
+
+    @Override
+    @DataClass.Generated.Member
+    public int describeContents() { return 0; }
+
+    /** @hide */
+    @SuppressWarnings({"unchecked", "RedundantCast"})
+    @DataClass.Generated.Member
+    /* 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 audioStream = (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.mAudioStream = audioStream;
+        com.android.internal.util.AnnotationValidations.validate(
+                NonNull.class, null, mAudioStream);
+        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
+    }
+
+    @DataClass.Generated.Member
+    public static final @NonNull 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")
+    @DataClass.Generated.Member
+    public static final class Builder {
+
+        private @NonNull AudioFormat mAudioFormat;
+        private @NonNull ParcelFileDescriptor mAudioStream;
+        private @Nullable AudioTimestamp mTimestamp;
+        private @NonNull PersistableBundle mMetadata;
+
+        private long mBuilderFieldsSet = 0L;
+
+        /**
+         * Creates a new Builder.
+         *
+         * @param audioFormat
+         *   The {@link AudioFormat} of the audio stream.
+         * @param audioStream
+         *   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}.
+         */
+        public Builder(
+                @NonNull AudioFormat audioFormat,
+                @NonNull ParcelFileDescriptor audioStream) {
+            mAudioFormat = audioFormat;
+            com.android.internal.util.AnnotationValidations.validate(
+                    NonNull.class, null, mAudioFormat);
+            mAudioStream = audioStream;
+            com.android.internal.util.AnnotationValidations.validate(
+                    NonNull.class, null, mAudioStream);
+        }
+
+        /**
+         * The {@link AudioFormat} of the audio stream.
+         */
+        @DataClass.Generated.Member
+        public @NonNull 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}.
+         */
+        @DataClass.Generated.Member
+        public @NonNull Builder setAudioStream(@NonNull ParcelFileDescriptor value) {
+            checkNotUsed();
+            mBuilderFieldsSet |= 0x2;
+            mAudioStream = value;
+            return this;
+        }
+
+        /**
+         * The timestamp when the {@link #getAudioStream()} 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>
+         */
+        @DataClass.Generated.Member
+        public @NonNull Builder setTimestamp(@NonNull AudioTimestamp value) {
+            checkNotUsed();
+            mBuilderFieldsSet |= 0x4;
+            mTimestamp = value;
+            return this;
+        }
+
+        /**
+         * The metadata associated with the audio stream.
+         */
+        @DataClass.Generated.Member
+        public @NonNull Builder setMetadata(@NonNull PersistableBundle value) {
+            checkNotUsed();
+            mBuilderFieldsSet |= 0x8;
+            mMetadata = value;
+            return this;
+        }
+
+        /** Builds the instance. This builder should not be touched after calling this! */
+        public @NonNull 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,
+                    mAudioStream,
+                    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");
+            }
+        }
+    }
+
+    @DataClass.Generated(
+            time = 1665463434564L,
+            codegenVersion = "1.0.23",
+            sourceFile = "frameworks/base/core/java/android/service/voice/HotwordAudioStream.java",
+            inputSignatures = "private final @android.annotation.NonNull android.media.AudioFormat mAudioFormat\nprivate final @android.annotation.NonNull android.os.ParcelFileDescriptor mAudioStream\nprivate final @android.annotation.Nullable android.media.AudioTimestamp mTimestamp\nprivate final @android.annotation.NonNull android.os.PersistableBundle mMetadata\nprivate static  android.media.AudioTimestamp defaultTimestamp()\nprivate static  android.os.PersistableBundle defaultMetadata()\nprivate  java.lang.String timestampToString()\nprivate  void parcelTimestamp(android.os.Parcel,int)\nprivate static @android.annotation.Nullable android.media.AudioTimestamp unparcelTimestamp(android.os.Parcel)\nclass HotwordAudioStream extends java.lang.Object implements [android.os.Parcelable]\n@com.android.internal.util.DataClass(genConstructor=false, genBuilder=true, genEqualsHashCode=true, genParcelable=true, genToString=true)")
+    @Deprecated
+    private void __metadata() {}
+
+
+    //@formatter:on
+    // End of generated code
+
+}

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

@@ -31,6 +31,8 @@ import com.android.internal.R;
 import com.android.internal.util.DataClass;
 import com.android.internal.util.Preconditions;
 
+import java.util.ArrayList;
+import java.util.List;
 import java.util.Objects;
 
 /**
@@ -195,6 +197,15 @@ public final class HotwordDetectedResult implements Parcelable {
         return 63;
     }
 
+    /**
+     * The list of the audio streams containing audio bytes that were used for hotword detection.
+     */
+    @NonNull
+    private final List<HotwordAudioStream> mAudioStreams;
+    private static List<HotwordAudioStream> defaultAudioStreams() {
+        return new ArrayList<>();
+    }
+
     /**
      * App-specific extras to support trigger.
      *
@@ -353,6 +364,11 @@ public final class HotwordDetectedResult implements Parcelable {
         }
     }
 
+    @DataClass.Suppress("addAudioStreams")
+    abstract static class BaseBuilder {
+
+    }
+
 
 
     // Code below generated by codegen v1.0.23.
@@ -436,6 +452,7 @@ 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 +465,9 @@ 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);
@@ -534,6 +554,14 @@ public final class HotwordDetectedResult implements Parcelable {
         return mHotwordPhraseId;
     }
 
+    /**
+     * The list of the audio streams containing audio bytes that were used for hotword detection.
+     */
+    @DataClass.Generated.Member
+    public @NonNull List<HotwordAudioStream> getAudioStreams() {
+        return mAudioStreams;
+    }
+
     /**
      * App-specific extras to support trigger.
      *
@@ -578,6 +606,7 @@ public final class HotwordDetectedResult implements Parcelable {
                 "score = " + mScore + ", " +
                 "personalizedScore = " + mPersonalizedScore + ", " +
                 "hotwordPhraseId = " + mHotwordPhraseId + ", " +
+                "audioStreams = " + mAudioStreams + ", " +
                 "extras = " + mExtras +
         " }";
     }
@@ -604,6 +633,7 @@ 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 +653,7 @@ 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 +676,7 @@ 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 +701,8 @@ 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 +716,9 @@ 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 +745,7 @@ 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 +756,7 @@ 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;
@@ -842,6 +880,17 @@ public final class HotwordDetectedResult implements Parcelable {
             return this;
         }
 
+        /**
+         * The list of the audio streams containing audio bytes that were used for hotword detection.
+         */
+        @DataClass.Generated.Member
+        public @NonNull Builder setAudioStreams(@NonNull List<HotwordAudioStream> value) {
+            checkNotUsed();
+            mBuilderFieldsSet |= 0x200;
+            mAudioStreams = value;
+            return this;
+        }
+
         /**
          * App-specific extras to support trigger.
          *
@@ -868,7 +917,7 @@ 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 +925,7 @@ 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 +955,9 @@ 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 +970,13 @@ 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 +984,10 @@ public final class HotwordDetectedResult implements Parcelable {
     }
 
     @DataClass.Generated(
-            time = 1658357814396L,
+            time = 1664876310951L,
             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()\nclass HotwordDetectedResult extends java.lang.Object implements [android.os.Parcelable]\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)\nclass BaseBuilder extends java.lang.Object implements []")
     @Deprecated
     private void __metadata() {}