1 /* 2 * Copyright (C) 2023 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 #ifndef AVCODEC_AUDIO_CODEC_IMPL_H 16 #define AVCODEC_AUDIO_CODEC_IMPL_H 17 18 #include <queue> 19 #include "avcodec_audio_codec.h" 20 #include "nocopyable.h" 21 #include "task_thread.h" 22 #include "i_avcodec_service.h" 23 #include "meta/meta.h" 24 #include "buffer/avbuffer.h" 25 #include "buffer/avbuffer_queue.h" 26 #include "buffer/avbuffer_queue_consumer.h" 27 #include "buffer/avbuffer_queue_define.h" 28 #include "buffer/avbuffer_queue_producer.h" 29 30 namespace OHOS { 31 namespace MediaAVCodec { 32 class AVCodecAudioCodecImpl { 33 public: 34 AVCodecAudioCodecImpl(); 35 ~AVCodecAudioCodecImpl(); 36 37 int32_t Configure(const Format &format); 38 int32_t Prepare(); 39 int32_t Start(); 40 int32_t Stop(); 41 int32_t Flush(); 42 int32_t Reset(); 43 int32_t Release(); 44 int32_t QueueInputBuffer(uint32_t index); 45 int32_t SetAudioDecryptionConfig(const sptr<DrmStandard::IMediaKeySessionService> &keySession, 46 const bool svpFlag); 47 int32_t GetOutputFormat(Format &format); 48 int32_t ReleaseOutputBuffer(uint32_t index); 49 int32_t SetParameter(const Format &format); 50 int32_t SetCallback(const std::shared_ptr<MediaCodecCallback> &callback); 51 int32_t Init(AVCodecType type, bool isMimeType, const std::string &name); 52 void Notify(); 53 54 private: 55 void ProduceInputBuffer(); 56 void ConsumerOutputBuffer(); 57 int32_t GetInputBufferSize(); 58 void ClearCache(); 59 void StopTask(); 60 void PauseTask(); 61 void StopTaskAsync(); 62 void PauseTaskAsync(); 63 void ClearInputBuffer(); 64 void ReturnInputBuffer(); 65 66 private: 67 class AVCodecInnerCallback : public MediaCodecCallback { 68 public: 69 explicit AVCodecInnerCallback(AVCodecAudioCodecImpl *impl); 70 ~AVCodecInnerCallback() = default; 71 void OnError(AVCodecErrorType errorType, int32_t errorCode) override; 72 void OnOutputFormatChanged(const Format &format) override; 73 void OnInputBufferAvailable(uint32_t index, std::shared_ptr<AVBuffer> buffer) override; 74 void OnOutputBufferAvailable(uint32_t index, std::shared_ptr<AVBuffer> buffer) override; 75 76 private: 77 AVCodecAudioCodecImpl *impl_; 78 }; 79 80 private: 81 std::atomic<bool> isRunning_; 82 std::shared_ptr<ICodecService> codecService_ = nullptr; 83 std::shared_ptr<Media::AVBufferQueue> implBufferQueue_; 84 std::unique_ptr<TaskThread> inputTask_; 85 std::unique_ptr<TaskThread> outputTask_; 86 std::shared_ptr<MediaCodecCallback> callback_; 87 std::condition_variable inputCondition_; 88 std::condition_variable outputCondition_; 89 std::mutex inputMutex_; 90 std::mutex inputMutex2_; 91 std::mutex outputMutex_; 92 std::mutex outputMutex_2; 93 std::atomic<int32_t> bufferConsumerAvailableCount_ = 0; 94 std::atomic<uint32_t> indexInput_ = 0; 95 std::atomic<uint32_t> indexOutput_ = 0; 96 int32_t inputBufferSize_ = 0; 97 std::queue<std::shared_ptr<AVBuffer>> inputIndexQueue; 98 std::map<uint32_t, std::shared_ptr<AVBuffer>> inputBufferObjMap_; 99 std::map<uint32_t, std::shared_ptr<AVBuffer>> outputBufferObjMap_; 100 sptr<Media::AVBufferQueueProducer> mediaCodecProducer_; 101 sptr<Media::AVBufferQueueProducer> implProducer_; 102 sptr<Media::AVBufferQueueConsumer> implConsumer_; 103 }; 104 105 class AudioCodecConsumerListener : public Media::IConsumerListener { 106 public: 107 explicit AudioCodecConsumerListener(AVCodecAudioCodecImpl *impl); 108 void OnBufferAvailable() override; 109 private: 110 AVCodecAudioCodecImpl *impl_; 111 }; 112 113 class AudioCodecProducerListener : public IRemoteStub<Media::IProducerListener> { 114 public: 115 explicit AudioCodecProducerListener(AVCodecAudioCodecImpl *impl); 116 void OnBufferAvailable() override; 117 private: 118 AVCodecAudioCodecImpl *impl_; 119 bool isCousumer_; 120 }; 121 122 } // namespace MediaAVCodec 123 } // namespace OHOS 124 #endif // AVCODEC_AUDIO_CODEC_IMPL_H