1 /*
2  * Copyright 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 
17 package android.media;
18 
19 import android.media.SoundDoseRecord;
20 
21 /**
22  * Interface used to push the sound dose related information from the audio
23  * server to the AudioService#SoundDoseHelper.
24  */
25 interface ISoundDoseCallback {
26     /** Called whenever the momentary exposure exceeds the RS2 value. */
onMomentaryExposure(float currentMel, int deviceId)27     oneway void onMomentaryExposure(float currentMel, int deviceId);
28 
29     /**
30      * Notifies that the CSD value has changed. The currentCsd is normalized
31      * with value 1 representing 100% of sound dose. SoundDoseRecord represents
32      * the newest record that lead to the new currentCsd.
33      */
onNewCsdValue(float currentCsd, in SoundDoseRecord[] records)34     oneway void onNewCsdValue(float currentCsd, in SoundDoseRecord[] records);
35 }
36