125a9e5561a7f14e79b04f713a515a9464b9ea077Steven Moreland/*
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_IAUDIOPOLICYSERVICECLIENT_H
18#define ANDROID_IAUDIOPOLICYSERVICECLIENT_H
19
20
21#include <utils/RefBase.h>
22#include <binder/IInterface.h>
23#include <system/audio.h>
24
25namespace android {
26
27// ----------------------------------------------------------------------------
28
29struct record_client_info {
30    uid_t uid;
31    audio_session_t session;
32    audio_source_t source;
33};
34
35typedef struct record_client_info record_client_info_t;
36
37// ----------------------------------------------------------------------------
38
39class IAudioPolicyServiceClient : public IInterface
40{
41public:
42    DECLARE_META_INTERFACE(AudioPolicyServiceClient);
43
44    // Notifies a change of audio port configuration.
45    virtual void onAudioPortListUpdate() = 0;
46    // Notifies a change of audio patch configuration.
47    virtual void onAudioPatchListUpdate() = 0;
48    // Notifies a change in the mixing state of a specific mix in a dynamic audio policy
49    virtual void onDynamicPolicyMixStateUpdate(String8 regId, int32_t state) = 0;
50    // Notifies a change of audio recording configuration
51    virtual void onRecordingConfigurationUpdate(int event,
52            const record_client_info_t *clientInfo,
53            const audio_config_base_t *clientConfig,
54            const audio_config_base_t *deviceConfig,
55            audio_patch_handle_t patchHandle) = 0;
56};
57
58
59// ----------------------------------------------------------------------------
60
61class BnAudioPolicyServiceClient : public BnInterface<IAudioPolicyServiceClient>
62{
63public:
64    virtual status_t    onTransact( uint32_t code,
65                                    const Parcel& data,
66                                    Parcel* reply,
67                                    uint32_t flags = 0);
68};
69
70// ----------------------------------------------------------------------------
71
72}; // namespace android
73
74#endif // ANDROID_IAUDIOPOLICYSERVICECLIENT_H
75