1 /* 2 * Copyright (c) 2022 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_RENDERER_ADAPTER_IMPL_H 17 #define AUDIO_RENDERER_ADAPTER_IMPL_H 18 19 #include "audio_renderer_adapter.h" 20 21 #if defined(NWEB_AUDIO_ENABLE) 22 #include "audio_renderer.h" 23 #endif 24 25 namespace OHOS::AVSession { 26 class AVSession; 27 }; 28 29 namespace OHOS::NWeb { 30 #if defined(NWEB_AUDIO_ENABLE) 31 using namespace OHOS::AudioStandard; 32 33 class AudioRendererCallbackImpl : public AudioRendererCallback { 34 public: 35 AudioRendererCallbackImpl(std::shared_ptr<AudioRendererCallbackAdapter> cb); 36 37 ~AudioRendererCallbackImpl() override = default; 38 39 void OnInterrupt(const InterruptEvent &interruptEvent) override; 40 41 void OnStateChange(const RendererState state, const StateChangeCmdType cmdType = CMD_FROM_CLIENT) override; 42 43 private: 44 std::shared_ptr<AudioRendererCallbackAdapter> cb_ = nullptr; 45 }; 46 #endif 47 48 class AudioRendererAdapterImpl : public AudioRendererAdapter { 49 public: 50 AudioRendererAdapterImpl() = default; 51 52 ~AudioRendererAdapterImpl(); 53 54 int32_t Create(const AudioAdapterRendererOptions &rendererOptions, 55 std::string cachePath = std::string()) override; 56 57 bool Start() override; 58 59 bool Pause() override; 60 61 bool Stop() override; 62 63 bool Release() override; 64 65 int32_t Write(uint8_t *buffer, size_t bufferSize) override; 66 67 int32_t GetLatency(uint64_t &latency) const override; 68 69 int32_t SetVolume(float volume) const override; 70 71 float GetVolume() const override; 72 73 int32_t SetAudioRendererCallback(const std::shared_ptr<AudioRendererCallbackAdapter> &callback) override; 74 75 void SetInterruptMode(bool audioExclusive) override; 76 77 bool IsRendererStateRunning() override; 78 79 #if defined(NWEB_AUDIO_ENABLE) 80 static AudioSamplingRate GetAudioSamplingRate(AudioAdapterSamplingRate samplingRate); 81 82 static AudioEncodingType GetAudioEncodingType(AudioAdapterEncodingType encodingType); 83 84 static AudioSampleFormat GetAudioSampleFormat(AudioAdapterSampleFormat sampleFormat); 85 86 static AudioChannel GetAudioChannel(AudioAdapterChannel channel); 87 88 static ContentType GetAudioContentType(AudioAdapterContentType contentType); 89 90 static StreamUsage GetAudioStreamUsage(AudioAdapterStreamUsage streamUsage); 91 92 private: 93 std::unique_ptr<AudioRenderer> audio_renderer_; 94 std::shared_ptr<AudioRendererCallbackImpl> callback_; 95 static std::shared_ptr<OHOS::AVSession::AVSession> avsession_; 96 #endif 97 }; 98 } // namespace OHOS::NWeb 99 100 #endif // AUDIO_RENDERER_ADAPTER_IMPL_H