1 /* 2 * Copyright (c) 2023-2025 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef AUDIO_DEVICE_ADAPTER_IMPL_H 17 #define AUDIO_DEVICE_ADAPTER_IMPL_H 18 19 #include <map> 20 #include <mutex> 21 22 #include <v1_0/iaudio_manager.h> 23 24 #include "i_audio_device_adapter.h" 25 26 namespace OHOS { 27 namespace AudioStandard { 28 struct DevicePortInfo { 29 IAudioDeviceAdapterCallback *devAdpCb; 30 uint32_t portId = 0; 31 }; 32 33 class AudioDeviceAdapterImpl : public IAudioDeviceAdapter { 34 public: AudioDeviceAdapterImpl(const std::string & adapterName,sptr<IAudioAdapter> audioAdapter)35 AudioDeviceAdapterImpl(const std::string &adapterName, sptr<IAudioAdapter> audioAdapter) 36 : adapterName_(adapterName), audioAdapter_(audioAdapter) {} 37 ~AudioDeviceAdapterImpl() = default; 38 39 static int32_t ParamEventCallback(AudioExtParamKey key, const char *condition, const char *value, void *reserved, 40 std::shared_ptr<AudioDeviceAdapterImpl> cookie); 41 void SetParamCallback(std::shared_ptr<AudioDeviceAdapterImpl> callback); 42 static std::shared_ptr<AudioDeviceAdapterImpl> GetParamCallback(); 43 44 int32_t Init() override; 45 int32_t RegExtraParamObserver() override; 46 int32_t CreateRender(const AudioDeviceDescriptor &devDesc, const AudioSampleAttributes &attr, 47 sptr<IAudioRender> &audioRender, IAudioDeviceAdapterCallback *renderCb, uint32_t &renderId) override; 48 void DestroyRender(sptr<IAudioRender> audioRender, uint32_t &renderId) override; 49 int32_t CreateCapture(const AudioDeviceDescriptor &devDesc, const AudioSampleAttributes &attr, 50 sptr<IAudioCapture> &audioCapture, IAudioDeviceAdapterCallback *captureCb, uint32_t &captureId) override; 51 void DestroyCapture(sptr<IAudioCapture> audioCapture, uint32_t &captureId) override; 52 void SetAudioParameter(const AudioParamKey key, const std::string &condition, const std::string &value) override; 53 std::string GetAudioParameter(const AudioParamKey key, const std::string &condition) override; 54 int32_t UpdateAudioRoute(const AudioRoute &route) override; 55 int32_t Release() override; 56 57 private: 58 static int32_t HandleStateChangeEvent(std::shared_ptr<AudioDeviceAdapterImpl> devAdapter, const AudioParamKey key, 59 const char *condition, const char *value); 60 static int32_t HandleRenderParamEvent(std::shared_ptr<AudioDeviceAdapterImpl> devAdapter, 61 const AudioParamKey audioKey, const char *condition, const char *value); 62 static int32_t HandleCaptureParamEvent(std::shared_ptr<AudioDeviceAdapterImpl> devAdapter, 63 const AudioParamKey audioKey, const char *condition, const char *value); 64 size_t GetRenderPortsNum(); 65 size_t GetCapturePortsNum(); 66 67 private: 68 static constexpr uint32_t REMOTE_OUTPUT_STREAM_ID = 29; // 13 + 2 * 8 69 static constexpr int32_t INVALID_ROUT_HANDLE = -1; 70 static constexpr int32_t EVENT_DES_SIZE = 60; 71 static constexpr int32_t ADAPTER_STATE_CONTENT_DES_SIZE = 60; 72 static constexpr int32_t PARAMS_STATE_NUM = 2; 73 static constexpr char DAUDIO_DEV_TYPE_SPK = '1'; 74 static constexpr char DAUDIO_DEV_TYPE_MIC = '2'; 75 76 std::string adapterName_; 77 sptr<IAudioAdapter> audioAdapter_; 78 int32_t routeHandle_ = INVALID_ROUT_HANDLE; 79 #ifdef FEATURE_DISTRIBUTE_AUDIO 80 std::mutex regParamCbMtx_; 81 std::atomic<bool> isParamCbReg_ = false; 82 #endif 83 std::mutex renderPortsMtx_; 84 std::mutex capturePortsMtx_; 85 std::map<sptr<IAudioRender>, DevicePortInfo> renderPorts_; 86 std::map<sptr<IAudioCapture>, DevicePortInfo> capturePorts_; 87 sptr<IAudioCallback> callbackStub_ = nullptr; 88 static std::shared_ptr<AudioDeviceAdapterImpl> paramCallback_; 89 }; 90 } // namespace AudioStandard 91 } // namespace OHOS 92 #endif // AUDIO_DEVICE_ADAPTER_IMPL_H