1/*
2 * Copyright (C) 2009 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
18#include <stdint.h>
19#include <sys/types.h>
20#include <utils/Timers.h>
21#include <utils/Errors.h>
22#include <utils/KeyedVector.h>
23#include <hardware_legacy/AudioPolicyManagerBase.h>
24
25
26namespace android {
27
28// ----------------------------------------------------------------------------
29
30class AudioPolicyManager: public AudioPolicyManagerBase
31{
32
33public:
34                AudioPolicyManager(AudioPolicyClientInterface *clientInterface)
35                : AudioPolicyManagerBase(clientInterface) {}
36
37        virtual ~AudioPolicyManager() {}
38
39protected:
40
41        // true is current platform implements a back microphone
42        virtual bool hasBackMicrophone() const { return true; }
43
44#ifdef WITH_A2DP
45        // true is current platform supports suplication of notifications and ringtones over A2DP output
46        virtual bool a2dpUsedForSonification() const { return true; }
47#endif
48
49        // return appropriate device for streams handled by the specified strategy according to current
50        // phone state, connected devices...
51        virtual uint32_t getDeviceForStrategy(routing_strategy strategy, bool fromCache = true);
52        virtual float computeVolume(int stream, int index, audio_io_handle_t output, uint32_t device);
53};
54
55};
56