Merge "speech: Public API for speech recognition world level info" (9a2c4995) · Commits · e / os / android_frameworks_base

core/api/current.txt

+28 −0

Original line number	Diff line number	Diff line
		@@ -41298,6 +41298,31 @@ package android.speech {
		method public default void onSegmentResults(@NonNull android.os.Bundle);
		}

		public final class RecognitionPart implements android.os.Parcelable {
		method public int describeContents();
		method public int getConfidenceLevel();
		method @Nullable public String getFormattedText();
		method @NonNull public String getRawText();
		method public long getTimestampMillis();
		method public void writeToParcel(@NonNull android.os.Parcel, int);
		field public static final int CONFIDENCE_LEVEL_HIGH = 5; // 0x5
		field public static final int CONFIDENCE_LEVEL_LOW = 1; // 0x1
		field public static final int CONFIDENCE_LEVEL_LOW_MEDIUM = 2; // 0x2
		field public static final int CONFIDENCE_LEVEL_MEDIUM = 3; // 0x3
		field public static final int CONFIDENCE_LEVEL_MEDIUM_HIGH = 4; // 0x4
		field public static final int CONFIDENCE_LEVEL_UNKNOWN = 0; // 0x0
		field @NonNull public static final android.os.Parcelable.Creator<android.speech.RecognitionPart> CREATOR;
		}

		public static final class RecognitionPart.Builder {
		ctor public RecognitionPart.Builder(@NonNull String);
		method @NonNull public android.speech.RecognitionPart build();
		method @NonNull public android.speech.RecognitionPart.Builder setConfidenceLevel(int);
		method @NonNull public android.speech.RecognitionPart.Builder setFormattedText(@NonNull String);
		method @NonNull public android.speech.RecognitionPart.Builder setRawText(@NonNull String);
		method @NonNull public android.speech.RecognitionPart.Builder setTimestampMillis(long);
		}

		public abstract class RecognitionService extends android.app.Service {
		ctor public RecognitionService();
		method public int getMaxConcurrentSessionsCount();
		@@ -41387,6 +41412,8 @@ package android.speech {
		field public static final String EXTRA_PARTIAL_RESULTS = "android.speech.extra.PARTIAL_RESULTS";
		field public static final String EXTRA_PREFER_OFFLINE = "android.speech.extra.PREFER_OFFLINE";
		field public static final String EXTRA_PROMPT = "android.speech.extra.PROMPT";
		field public static final String EXTRA_REQUEST_WORD_CONFIDENCE = "android.speech.extra.REQUEST_WORD_CONFIDENCE";
		field public static final String EXTRA_REQUEST_WORD_TIMING = "android.speech.extra.REQUEST_WORD_TIMING";
		field public static final String EXTRA_RESULTS = "android.speech.extra.RESULTS";
		field public static final String EXTRA_RESULTS_PENDINGINTENT = "android.speech.extra.RESULTS_PENDINGINTENT";
		field public static final String EXTRA_RESULTS_PENDINGINTENT_BUNDLE = "android.speech.extra.RESULTS_PENDINGINTENT_BUNDLE";
		@@ -41446,6 +41473,7 @@ package android.speech {
		field public static final int ERROR_SERVER_DISCONNECTED = 11; // 0xb
		field public static final int ERROR_SPEECH_TIMEOUT = 6; // 0x6
		field public static final int ERROR_TOO_MANY_REQUESTS = 10; // 0xa
		field public static final String RECOGNITION_PARTS = "recognition_parts";
		field public static final String RESULTS_ALTERNATIVES = "results_alternatives";
		field public static final String RESULTS_RECOGNITION = "results_recognition";
		}

core/java/android/speech/RecognitionPart.aidl

0 → 100644

+19 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2023 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.speech;

		parcelable RecognitionPart;

core/java/android/speech/RecognitionPart.java

0 → 100644

+488 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2023 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.speech;

		import android.annotation.NonNull;
		import android.annotation.Nullable;
		import android.os.Parcelable;

		import com.android.internal.util.DataClass;
		import com.android.internal.util.Preconditions;

		/**
		* Info about a single recognition part.
		*
		* <p> A recognition part represents a recognized word or character, as well as any potential
		* adjacent punctuation, that is returned by the {@link SpeechRecognizer}.
		*
		* <p> Each recognition part is described with a {@link String} denoting the raw text.
		* Additionally, if formatting is enabled with {@link RecognizerIntent#EXTRA_ENABLE_FORMATTING},
		* another {@link String} representation exists denoting the formatted text.
		*
		* <p> If the timestamps are requested with {@link RecognizerIntent#EXTRA_REQUEST_WORD_TIMING}, each
		* recognition part will contain a value representing the offset of the beginning of this part from
		* the start of the recognition session in milliseconds.
		*
		* <p> If the confidence levels are requested with
		* {@link RecognizerIntent#EXTRA_REQUEST_WORD_CONFIDENCE}, each recognition part will contain
		* a value describing the level of recognition confidence.
		*/
		@DataClass(
		genBuilder = true,
		genEqualsHashCode = true,
		genHiddenConstDefs = true,
		genToString = true)
		public final class RecognitionPart implements Parcelable {

		/** Confidence level not requested. */
		public static final int CONFIDENCE_LEVEL_UNKNOWN = 0;

		/** Lowest level of confidence out of five levels. */
		public static final int CONFIDENCE_LEVEL_LOW = 1;

		/** Second-lowest level of confidence out of five levels. */
		public static final int CONFIDENCE_LEVEL_LOW_MEDIUM = 2;

		/** Medium level of confidence out of five levels. */
		public static final int CONFIDENCE_LEVEL_MEDIUM = 3;

		/** Second-highest level of confidence out of five levels. */
		public static final int CONFIDENCE_LEVEL_MEDIUM_HIGH = 4;

		/** Highest level of confidence out of five levels. */
		public static final int CONFIDENCE_LEVEL_HIGH = 5;

		/** The {@code non-null} raw text version of the recognized part of the result. */
		@NonNull
		private final String mRawText;

		/**
		* The formatted text version of the recognized part of the result. If formatting is enabled
		* with {@link RecognizerIntent#EXTRA_ENABLE_FORMATTING}, it has a {@code non-null} value.
		*
		* <p> Otherwise, it should be {@code null} by default.
		*/
		@Nullable
		private final String mFormattedText;
		private static String defaultFormattedText() {
		return null;
		}

		/**
		* Non-negative offset of the beginning of this part from
		* the start of the recognition session in milliseconds
		* if requested with {@link RecognizerIntent#EXTRA_REQUEST_WORD_TIMING}.
		*
		* <p> Otherwise, this should equal 0.
		*/
		private final long mTimestampMillis;
		private static long defaultTimestampMillis() {
		return 0;
		}

		/**
		* The level of confidence for this part if requested
		* with {@link RecognizerIntent#EXTRA_REQUEST_WORD_CONFIDENCE}.
		*
		* <p> Otherwise, this should equal {@link #CONFIDENCE_LEVEL_UNKNOWN}.
		*/
		@ConfidenceLevel
		private final int mConfidenceLevel;
		@ConfidenceLevel
		private static int defaultConfidenceLevel() {
		return CONFIDENCE_LEVEL_UNKNOWN;
		}

		private void onConstructed() {
		Preconditions.checkArgumentNonnegative(mTimestampMillis,
		"The timestamp must be non-negative.");
		}

		@DataClass.Suppress("setFormattedText")
		abstract static class BaseBuilder {
		/**
		* The formatted text version of the recognized part of the result. If formatting is enabled
		* with {@link RecognizerIntent#EXTRA_ENABLE_FORMATTING}, it has a {@code non-null} value.
		*
		* <p> Otherwise, it should be {@code null} by default.
		*/
		@NonNull
		public Builder setFormattedText(@NonNull String value) {
		// Method explicitly defined, so that the argument can be checked for non-null.
		com.android.internal.util.AnnotationValidations.validate(NonNull.class, null, value);

		final Builder builder = (Builder) this;
		builder.checkNotUsed();
		builder.mBuilderFieldsSet \|= 0x2;
		builder.mFormattedText = value;
		return builder;
		}
		}



		// 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/speech/RecognitionPart.java
		//
		// To exclude the generated code from IntelliJ auto-formatting enable (one-time):
		// Settings > Editor > Code Style > Formatter Control
		//@formatter:off


		/** @hide */
		@android.annotation.IntDef(prefix = "CONFIDENCE_LEVEL_", value = {
		CONFIDENCE_LEVEL_UNKNOWN,
		CONFIDENCE_LEVEL_LOW,
		CONFIDENCE_LEVEL_LOW_MEDIUM,
		CONFIDENCE_LEVEL_MEDIUM,
		CONFIDENCE_LEVEL_MEDIUM_HIGH,
		CONFIDENCE_LEVEL_HIGH
		})
		@java.lang.annotation.Retention(java.lang.annotation.RetentionPolicy.SOURCE)
		@DataClass.Generated.Member
		public @interface ConfidenceLevel {}

		/** @hide */
		@DataClass.Generated.Member
		public static String confidenceLevelToString(@ConfidenceLevel int value) {
		switch (value) {
		case CONFIDENCE_LEVEL_UNKNOWN:
		return "CONFIDENCE_LEVEL_UNKNOWN";
		case CONFIDENCE_LEVEL_LOW:
		return "CONFIDENCE_LEVEL_LOW";
		case CONFIDENCE_LEVEL_LOW_MEDIUM:
		return "CONFIDENCE_LEVEL_LOW_MEDIUM";
		case CONFIDENCE_LEVEL_MEDIUM:
		return "CONFIDENCE_LEVEL_MEDIUM";
		case CONFIDENCE_LEVEL_MEDIUM_HIGH:
		return "CONFIDENCE_LEVEL_MEDIUM_HIGH";
		case CONFIDENCE_LEVEL_HIGH:
		return "CONFIDENCE_LEVEL_HIGH";
		default: return Integer.toHexString(value);
		}
		}

		@DataClass.Generated.Member
		/* package-private */ RecognitionPart(
		@NonNull String rawText,
		@Nullable String formattedText,
		long timestampMillis,
		@ConfidenceLevel int confidenceLevel) {
		this.mRawText = rawText;
		com.android.internal.util.AnnotationValidations.validate(
		NonNull.class, null, mRawText);
		this.mFormattedText = formattedText;
		this.mTimestampMillis = timestampMillis;
		this.mConfidenceLevel = confidenceLevel;

		if (!(mConfidenceLevel == CONFIDENCE_LEVEL_UNKNOWN)
		&& !(mConfidenceLevel == CONFIDENCE_LEVEL_LOW)
		&& !(mConfidenceLevel == CONFIDENCE_LEVEL_LOW_MEDIUM)
		&& !(mConfidenceLevel == CONFIDENCE_LEVEL_MEDIUM)
		&& !(mConfidenceLevel == CONFIDENCE_LEVEL_MEDIUM_HIGH)
		&& !(mConfidenceLevel == CONFIDENCE_LEVEL_HIGH)) {
		throw new java.lang.IllegalArgumentException(
		"confidenceLevel was " + mConfidenceLevel + " but must be one of: "
		+ "CONFIDENCE_LEVEL_UNKNOWN(" + CONFIDENCE_LEVEL_UNKNOWN + "), "
		+ "CONFIDENCE_LEVEL_LOW(" + CONFIDENCE_LEVEL_LOW + "), "
		+ "CONFIDENCE_LEVEL_LOW_MEDIUM(" + CONFIDENCE_LEVEL_LOW_MEDIUM + "), "
		+ "CONFIDENCE_LEVEL_MEDIUM(" + CONFIDENCE_LEVEL_MEDIUM + "), "
		+ "CONFIDENCE_LEVEL_MEDIUM_HIGH(" + CONFIDENCE_LEVEL_MEDIUM_HIGH + "), "
		+ "CONFIDENCE_LEVEL_HIGH(" + CONFIDENCE_LEVEL_HIGH + ")");
		}


		onConstructed();
		}

		/**
		* The {@code non-null} raw text version of the recognized part of the result.
		*/
		@DataClass.Generated.Member
		public @NonNull String getRawText() {
		return mRawText;
		}

		/**
		* The formatted text version of the recognized part of the result. If formatting is enabled
		* with {@link RecognizerIntent#EXTRA_ENABLE_FORMATTING}, it has a {@code non-null} value.
		*
		* <p> Otherwise, it should be {@code null} by default.
		*/
		@DataClass.Generated.Member
		public @Nullable String getFormattedText() {
		return mFormattedText;
		}

		/**
		* Non-negative offset of the beginning of this part from
		* the start of the recognition session in milliseconds
		* if requested with {@link RecognizerIntent#EXTRA_REQUEST_WORD_TIMING}.
		*
		* <p> Otherwise, this should equal 0.
		*/
		@DataClass.Generated.Member
		public long getTimestampMillis() {
		return mTimestampMillis;
		}

		/**
		* The level of confidence for this part if requested
		* with {@link RecognizerIntent#EXTRA_REQUEST_WORD_CONFIDENCE}.
		*
		* <p> Otherwise, this should equal {@link #CONFIDENCE_LEVEL_UNKNOWN}.
		*/
		@DataClass.Generated.Member
		public @ConfidenceLevel int getConfidenceLevel() {
		return mConfidenceLevel;
		}

		@Override
		@DataClass.Generated.Member
		public String toString() {
		// You can override field toString logic by defining methods like:
		// String fieldNameToString() { ... }

		return "RecognitionPart { " +
		"rawText = " + mRawText + ", " +
		"formattedText = " + mFormattedText + ", " +
		"timestampMillis = " + mTimestampMillis + ", " +
		"confidenceLevel = " + confidenceLevelToString(mConfidenceLevel) +
		" }";
		}

		@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(RecognitionPart other) { ... }
		// boolean fieldNameEquals(FieldType otherValue) { ... }

		if (this == o) return true;
		if (o == null \|\| getClass() != o.getClass()) return false;
		@SuppressWarnings("unchecked")
		RecognitionPart that = (RecognitionPart) o;
		//noinspection PointlessBooleanExpression
		return true
		&& java.util.Objects.equals(mRawText, that.mRawText)
		&& java.util.Objects.equals(mFormattedText, that.mFormattedText)
		&& mTimestampMillis == that.mTimestampMillis
		&& mConfidenceLevel == that.mConfidenceLevel;
		}

		@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 + java.util.Objects.hashCode(mRawText);
		_hash = 31 * _hash + java.util.Objects.hashCode(mFormattedText);
		_hash = 31 * _hash + Long.hashCode(mTimestampMillis);
		_hash = 31 * _hash + mConfidenceLevel;
		return _hash;
		}

		@Override
		@DataClass.Generated.Member
		public void writeToParcel(@NonNull android.os.Parcel dest, int flags) {
		// You can override field parcelling by defining methods like:
		// void parcelFieldName(Parcel dest, int flags) { ... }

		byte flg = 0;
		if (mFormattedText != null) flg \|= 0x2;
		dest.writeByte(flg);
		dest.writeString(mRawText);
		if (mFormattedText != null) dest.writeString(mFormattedText);
		dest.writeLong(mTimestampMillis);
		dest.writeInt(mConfidenceLevel);
		}

		@Override
		@DataClass.Generated.Member
		public int describeContents() { return 0; }

		/** @hide */
		@SuppressWarnings({"unchecked", "RedundantCast"})
		@DataClass.Generated.Member
		/* package-private */ RecognitionPart(@NonNull android.os.Parcel in) {
		// You can override field unparcelling by defining methods like:
		// static FieldType unparcelFieldName(Parcel in) { ... }

		byte flg = in.readByte();
		String rawText = in.readString();
		String formattedText = (flg & 0x2) == 0 ? null : in.readString();
		long timestampMillis = in.readLong();
		int confidenceLevel = in.readInt();

		this.mRawText = rawText;
		com.android.internal.util.AnnotationValidations.validate(
		NonNull.class, null, mRawText);
		this.mFormattedText = formattedText;
		this.mTimestampMillis = timestampMillis;
		this.mConfidenceLevel = confidenceLevel;

		if (!(mConfidenceLevel == CONFIDENCE_LEVEL_UNKNOWN)
		&& !(mConfidenceLevel == CONFIDENCE_LEVEL_LOW)
		&& !(mConfidenceLevel == CONFIDENCE_LEVEL_LOW_MEDIUM)
		&& !(mConfidenceLevel == CONFIDENCE_LEVEL_MEDIUM)
		&& !(mConfidenceLevel == CONFIDENCE_LEVEL_MEDIUM_HIGH)
		&& !(mConfidenceLevel == CONFIDENCE_LEVEL_HIGH)) {
		throw new java.lang.IllegalArgumentException(
		"confidenceLevel was " + mConfidenceLevel + " but must be one of: "
		+ "CONFIDENCE_LEVEL_UNKNOWN(" + CONFIDENCE_LEVEL_UNKNOWN + "), "
		+ "CONFIDENCE_LEVEL_LOW(" + CONFIDENCE_LEVEL_LOW + "), "
		+ "CONFIDENCE_LEVEL_LOW_MEDIUM(" + CONFIDENCE_LEVEL_LOW_MEDIUM + "), "
		+ "CONFIDENCE_LEVEL_MEDIUM(" + CONFIDENCE_LEVEL_MEDIUM + "), "
		+ "CONFIDENCE_LEVEL_MEDIUM_HIGH(" + CONFIDENCE_LEVEL_MEDIUM_HIGH + "), "
		+ "CONFIDENCE_LEVEL_HIGH(" + CONFIDENCE_LEVEL_HIGH + ")");
		}


		onConstructed();
		}

		@DataClass.Generated.Member
		public static final @NonNull Parcelable.Creator<RecognitionPart> CREATOR
		= new Parcelable.Creator<RecognitionPart>() {
		@Override
		public RecognitionPart[] newArray(int size) {
		return new RecognitionPart[size];
		}

		@Override
		public RecognitionPart createFromParcel(@NonNull android.os.Parcel in) {
		return new RecognitionPart(in);
		}
		};

		/**
		* A builder for {@link RecognitionPart}
		*/
		@SuppressWarnings("WeakerAccess")
		@DataClass.Generated.Member
		public static final class Builder extends BaseBuilder {

		private @NonNull String mRawText;
		private @Nullable String mFormattedText;
		private long mTimestampMillis;
		private @ConfidenceLevel int mConfidenceLevel;

		private long mBuilderFieldsSet = 0L;

		/**
		* Creates a new Builder.
		*
		* @param rawText
		* The {@code non-null} raw text version of the recognized part of the result.
		*/
		public Builder(
		@NonNull String rawText) {
		mRawText = rawText;
		com.android.internal.util.AnnotationValidations.validate(
		NonNull.class, null, mRawText);
		}

		/**
		* The {@code non-null} raw text version of the recognized part of the result.
		*/
		@DataClass.Generated.Member
		public @NonNull Builder setRawText(@NonNull String value) {
		checkNotUsed();
		mBuilderFieldsSet \|= 0x1;
		mRawText = value;
		return this;
		}

		/**
		* Non-negative offset of the beginning of this part from
		* the start of the recognition session in milliseconds
		* if requested with {@link RecognizerIntent#EXTRA_REQUEST_WORD_TIMING}.
		*
		* <p> Otherwise, this should equal 0.
		*/
		@DataClass.Generated.Member
		public @NonNull Builder setTimestampMillis(long value) {
		checkNotUsed();
		mBuilderFieldsSet \|= 0x4;
		mTimestampMillis = value;
		return this;
		}

		/**
		* The level of confidence for this part if requested
		* with {@link RecognizerIntent#EXTRA_REQUEST_WORD_CONFIDENCE}.
		*
		* <p> Otherwise, this should equal {@link #CONFIDENCE_LEVEL_UNKNOWN}.
		*/
		@DataClass.Generated.Member
		public @NonNull Builder setConfidenceLevel(@ConfidenceLevel int value) {
		checkNotUsed();
		mBuilderFieldsSet \|= 0x8;
		mConfidenceLevel = value;
		return this;
		}

		/** Builds the instance. This builder should not be touched after calling this! */
		public @NonNull RecognitionPart build() {
		checkNotUsed();
		mBuilderFieldsSet \|= 0x10; // Mark builder used

		if ((mBuilderFieldsSet & 0x2) == 0) {
		mFormattedText = defaultFormattedText();
		}
		if ((mBuilderFieldsSet & 0x4) == 0) {
		mTimestampMillis = defaultTimestampMillis();
		}
		if ((mBuilderFieldsSet & 0x8) == 0) {
		mConfidenceLevel = defaultConfidenceLevel();
		}
		RecognitionPart o = new RecognitionPart(
		mRawText,
		mFormattedText,
		mTimestampMillis,
		mConfidenceLevel);
		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 = 1676294616910L,
		codegenVersion = "1.0.23",
		sourceFile = "frameworks/base/core/java/android/speech/RecognitionPart.java",
		inputSignatures = "public static final int CONFIDENCE_LEVEL_UNKNOWN\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\nprivate final @android.annotation.NonNull java.lang.String mRawText\nprivate final @android.annotation.Nullable java.lang.String mFormattedText\nprivate final long mTimestampMillis\nprivate final @android.speech.RecognitionPart.ConfidenceLevel int mConfidenceLevel\nprivate static java.lang.String defaultFormattedText()\nprivate static long defaultTimestampMillis()\nprivate static @android.speech.RecognitionPart.ConfidenceLevel int defaultConfidenceLevel()\nprivate void onConstructed()\nclass RecognitionPart extends java.lang.Object implements [android.os.Parcelable]\npublic @android.annotation.NonNull android.speech.RecognitionPart.Builder setFormattedText(java.lang.String)\nclass BaseBuilder extends java.lang.Object implements []\n@com.android.internal.util.DataClass(genBuilder=true, genEqualsHashCode=true, genHiddenConstDefs=true, genToString=true)\npublic @android.annotation.NonNull android.speech.RecognitionPart.Builder setFormattedText(java.lang.String)\nclass BaseBuilder extends java.lang.Object implements []")
		@Deprecated
		private void __metadata() {}


		//@formatter:on
		// End of generated code

		}

core/java/android/speech/RecognizerIntent.java

+14 −0

Original line number	Diff line number	Diff line
		@@ -558,4 +558,18 @@ public class RecognizerIntent {
		* @see #EXTRA_SPEECH_INPUT_COMPLETE_SILENCE_LENGTH_MILLIS
		*/
		public static final String EXTRA_SEGMENTED_SESSION = "android.speech.extra.SEGMENTED_SESSION";

		/**
		* Optional boolean indicating whether the recognizer should return the timestamp
		* of each word in the final recognition results.
		*/
		public static final String EXTRA_REQUEST_WORD_TIMING =
		"android.speech.extra.REQUEST_WORD_TIMING";

		/**
		* Optional boolean indicating whether the recognizer should return the confidence
		* level of each word in the final recognition results.
		*/
		public static final String EXTRA_REQUEST_WORD_CONFIDENCE =
		"android.speech.extra.REQUEST_WORD_CONFIDENCE";
		}

core/java/android/speech/SpeechRecognizer.java

+11 −0

Original line number	Diff line number	Diff line
		@@ -112,6 +112,17 @@ public class SpeechRecognizer {
		*/
		public static final String RESULTS_ALTERNATIVES = "results_alternatives";

		/**
		* Key used to receive an ArrayList<{@link RecognitionPart}> object from the
		* {@link Bundle} passed to the {@link RecognitionListener#onResults(Bundle)} and
		* {@link RecognitionListener#onSegmentResults(Bundle)} methods.
		*
		* <p> A single {@link SpeechRecognizer} result is represented as a {@link String}. Each word of
		* the resulting String, as well as any potential adjacent punctuation, is represented by a
		* {@link RecognitionPart} item from the ArrayList retrieved by this key.
		*/
		public static final String RECOGNITION_PARTS = "recognition_parts";

		/**
		* The reason speech recognition failed.
		*