| /* |
| * Copyright (C) 2019 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 com.android.inputmethod.leanback.voice; |
| |
| /** |
| * Keeps track of the speech level as last observed by the recognition |
| * engine as microphone data flows through it. Can be polled by the UI to |
| * animate its views. |
| */ |
| public class SpeechLevelSource { |
| private volatile int mSpeechLevel; |
| |
| public void setSpeechLevel(int speechLevel) { |
| if (speechLevel < 0 || speechLevel > 100) { |
| throw new IllegalArgumentException(); |
| } |
| mSpeechLevel = speechLevel; |
| } |
| |
| public int getSpeechLevel() { |
| return mSpeechLevel; |
| } |
| |
| public void reset() { |
| mSpeechLevel = -1; |
| } |
| |
| public boolean isValid() { |
| return mSpeechLevel > 0; |
| } |
| } |
| |