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_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 25 namespace android { 26 27 // ---------------------------------------------------------------------------- 28 29 struct record_client_info { 30 uid_t uid; 31 audio_session_t session; 32 audio_source_t source; 33 }; 34 35 typedef struct record_client_info record_client_info_t; 36 37 // ---------------------------------------------------------------------------- 38 39 class IAudioPolicyServiceClient : public IInterface 40 { 41 public: 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 61 class BnAudioPolicyServiceClient : public BnInterface<IAudioPolicyServiceClient> 62 { 63 public: 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