1 /*
2  * Copyright (C) 2022 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 package com.android.cts.verifier.audio.analyzers;
17 
18 /**
19  * Defines an interface for signal analyzers
20  */
21 public interface SignalAnalyzer {
22     /**
23      * Perform whatever process is needed to "reset" the analysis
24      */
reset()25     void reset();
26 
27     /**
28      * Perform the analysis on the supplied audio data.
29      * @param audioData
30      * @param numChannels
31      * @param numFrames
32      */
analyzeBuffer(float[] audioData, int numChannels, int numFrames)33     void analyzeBuffer(float[] audioData, int numChannels, int numFrames);
34 }
35