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review.evervolv.com / android_frameworks_av / fcac8fa9421f442f024018628a6042d7a14fbfb0 / . / include / media / IAudioPolicyService.h
blob: 5afceaa4bc4ffeb76344d6213a0a3ba564f711ed [file] [log] [blame]
Eric Laurentc2f1f072009-07-17 12:17:14 -0700[diff] [blame]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#ifndef ANDROID_IAUDIOPOLICYSERVICE_H
18#define ANDROID_IAUDIOPOLICYSERVICE_H
19
20#include <stdint.h>
21#include <sys/types.h>
22#include <unistd.h>
23
24#include <utils/RefBase.h>
25#include <utils/Errors.h>
26#include <binder/IInterface.h>
27#include <media/AudioSystem.h>
28
29
30namespace android {
31
32// ----------------------------------------------------------------------------
33
34class IAudioPolicyService : public IInterface
35{
36public:
37 DECLARE_META_INTERFACE(AudioPolicyService);
38
39 //
40 // IAudioPolicyService interface (see AudioPolicyInterface for method descriptions)
41 //
42 virtual status_t setDeviceConnectionState(AudioSystem::audio_devices device,
43 AudioSystem::device_connection_state state,
44 const char *device_address) = 0;
45 virtual AudioSystem::device_connection_state getDeviceConnectionState(AudioSystem::audio_devices device,
46 const char *device_address) = 0;
47 virtual status_t setPhoneState(int state) = 0;
48 virtual status_t setRingerMode(uint32_t mode, uint32_t mask) = 0;
49 virtual status_t setForceUse(AudioSystem::force_use usage, AudioSystem::forced_config config) = 0;
50 virtual AudioSystem::forced_config getForceUse(AudioSystem::force_use usage) = 0;
51 virtual audio_io_handle_t getOutput(AudioSystem::stream_type stream,
52 uint32_t samplingRate = 0,
53 uint32_t format = AudioSystem::FORMAT_DEFAULT,
54 uint32_t channels = 0,
55 AudioSystem::output_flags flags = AudioSystem::OUTPUT_FLAG_INDIRECT) = 0;
Eric Laurentde070132010-07-13 04:45:46 -0700[diff] [blame]56 virtual status_t startOutput(audio_io_handle_t output,
57 AudioSystem::stream_type stream,
58 int session = 0) = 0;
59 virtual status_t stopOutput(audio_io_handle_t output,
60 AudioSystem::stream_type stream,
61 int session = 0) = 0;
Eric Laurentc2f1f072009-07-17 12:17:14 -0700[diff] [blame]62 virtual void releaseOutput(audio_io_handle_t output) = 0;
63 virtual audio_io_handle_t getInput(int inputSource,
64 uint32_t samplingRate = 0,
65 uint32_t format = AudioSystem::FORMAT_DEFAULT,
66 uint32_t channels = 0,
67 AudioSystem::audio_in_acoustics acoustics = (AudioSystem::audio_in_acoustics)0) = 0;
68 virtual status_t startInput(audio_io_handle_t input) = 0;
69 virtual status_t stopInput(audio_io_handle_t input) = 0;
70 virtual void releaseInput(audio_io_handle_t input) = 0;
71 virtual status_t initStreamVolume(AudioSystem::stream_type stream,
72 int indexMin,
73 int indexMax) = 0;
74 virtual status_t setStreamVolumeIndex(AudioSystem::stream_type stream, int index) = 0;
75 virtual status_t getStreamVolumeIndex(AudioSystem::stream_type stream, int *index) = 0;
Eric Laurentde070132010-07-13 04:45:46 -0700[diff] [blame]76 virtual uint32_t getStrategyForStream(AudioSystem::stream_type stream) = 0;
77 virtual audio_io_handle_t getOutputForEffect(effect_descriptor_t *desc) = 0;
78 virtual status_t registerEffect(effect_descriptor_t *desc,
79 audio_io_handle_t output,
80 uint32_t strategy,
81 int session,
82 int id) = 0;
83 virtual status_t unregisterEffect(int id) = 0;
Eric Laurenteda6c362011-02-02 09:33:30 -0800[diff] [blame]84 virtual bool isStreamActive(int stream, uint32_t inPastMs = 0) const = 0;
Eric Laurentc2f1f072009-07-17 12:17:14 -0700[diff] [blame]85};
86
87
88// ----------------------------------------------------------------------------
89
90class BnAudioPolicyService : public BnInterface<IAudioPolicyService>
91{
92public:
93 virtual status_t onTransact( uint32_t code,
94 const Parcel& data,
95 Parcel* reply,
96 uint32_t flags = 0);
97};
98
99// ----------------------------------------------------------------------------
100
101}; // namespace android
102
103#endif // ANDROID_IAUDIOPOLICYSERVICE_H