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 
17 #ifndef ANDROID_MEDIA_AUDIOMIXERATTRIBUTES_H
18 #define ANDROID_MEDIA_AUDIOMIXERATTRIBUTES_H
19 
20 #include <system/audio.h>
21 
22 // Keep sync with AudioMixerAttributes.java
23 #define MIXER_BEHAVIOR_DEFAULT 0
24 #define MIXER_BEHAVIOR_BIT_PERFECT 1
25 // Invalid value is not added in JAVA API, but keep sync with native value
26 #define MIXER_BEHAVIOR_INVALID -1
27 
audioMixerBehaviorToNative(int mixerBehavior)28 static inline audio_mixer_behavior_t audioMixerBehaviorToNative(int mixerBehavior) {
29     switch (mixerBehavior) {
30         case MIXER_BEHAVIOR_DEFAULT:
31             return AUDIO_MIXER_BEHAVIOR_DEFAULT;
32         case MIXER_BEHAVIOR_BIT_PERFECT:
33             return AUDIO_MIXER_BEHAVIOR_BIT_PERFECT;
34         default:
35             return AUDIO_MIXER_BEHAVIOR_INVALID;
36     }
37 }
38 
audioMixerBehaviorFromNative(audio_mixer_behavior_t mixerBehavior)39 static inline jint audioMixerBehaviorFromNative(audio_mixer_behavior_t mixerBehavior) {
40     switch (mixerBehavior) {
41         case AUDIO_MIXER_BEHAVIOR_DEFAULT:
42             return MIXER_BEHAVIOR_DEFAULT;
43         case AUDIO_MIXER_BEHAVIOR_BIT_PERFECT:
44             return MIXER_BEHAVIOR_BIT_PERFECT;
45         case AUDIO_MIXER_BEHAVIOR_INVALID:
46         default:
47             return MIXER_BEHAVIOR_INVALID;
48     }
49 }
50 
51 #endif
52