1 /*
2  * Copyright (C) 2017 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_IPLAYER_H
18 #define ANDROID_IPLAYER_H
19 
20 #include <stdint.h>
21 #include <sys/types.h>
22 
23 #include <media/VolumeShaper.h>
24 #include <utils/RefBase.h>
25 #include <utils/Errors.h>
26 #include <binder/IInterface.h>
27 
28 namespace android {
29 
30 // ----------------------------------------------------------------------------
31 
32 class IPlayer : public IInterface
33 {
34 public:
35     DECLARE_META_INTERFACE(Player);
36 
37     virtual void start() = 0;
38 
39     virtual void pause() = 0;
40 
41     virtual void stop() = 0;
42 
43     virtual void setVolume(float vol) = 0;
44 
45     virtual void setPan(float pan) = 0;
46 
47     virtual void setStartDelayMs(int delayMs) = 0;
48 
49     virtual void applyVolumeShaper(
50             const sp<VolumeShaper::Configuration>& configuration,
51             const sp<VolumeShaper::Operation>& operation) = 0;
52 };
53 
54 // ----------------------------------------------------------------------------
55 
56 class BnPlayer : public BnInterface<IPlayer>
57 {
58 public:
59     virtual status_t    onTransact( uint32_t code,
60                                     const Parcel& data,
61                                     Parcel* reply,
62                                     uint32_t flags = 0);
63 };
64 
65 // ----------------------------------------------------------------------------
66 
67 }; // namespace android
68 
69 #endif // ANDROID_IPLAYER_H
70