IAudioPolicyServiceClient.h revision 25a9e5561a7f14e79b04f713a515a9464b9ea077 
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
29class IAudioPolicyServiceClient : public IInterface
30{
31public:
32    DECLARE_META_INTERFACE(AudioPolicyServiceClient);
33
34    // Notifies a change of audio port configuration.
35    virtual void onAudioPortListUpdate() = 0;
36    // Notifies a change of audio patch configuration.
37    virtual void onAudioPatchListUpdate() = 0;
38    // Notifies a change in the mixing state of a specific mix in a dynamic audio policy
39    virtual void onDynamicPolicyMixStateUpdate(String8 regId, int32_t state) = 0;
40    // Notifies a change of audio recording configuration
41    virtual void onRecordingConfigurationUpdate(int event, audio_session_t session,
42            audio_source_t source,
43            const audio_config_base_t *clientConfig,
44            const audio_config_base_t *deviceConfig,
45            audio_patch_handle_t patchHandle) = 0;
46};
47
48
49// ----------------------------------------------------------------------------
50
51class BnAudioPolicyServiceClient : public BnInterface<IAudioPolicyServiceClient>
52{
53public:
54    virtual status_t    onTransact( uint32_t code,
55                                    const Parcel& data,
56                                    Parcel* reply,
57                                    uint32_t flags = 0);
58};
59
60// ----------------------------------------------------------------------------
61
62}; // namespace android
63
64#endif // ANDROID_IAUDIOPOLICYSERVICECLIENT_H
65