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 16 #ifndef CODEC_LISTENER_STUB_H 17 #define CODEC_LISTENER_STUB_H 18 19 #include <atomic> 20 #include <condition_variable> 21 #include <mutex> 22 #include <thread> 23 #include <unordered_map> 24 #include "avcodec_common.h" 25 #include "avcodec_dfx_component.h" 26 #include "avcodec_log.h" 27 #include "buffer_converter.h" 28 #include "i_standard_codec_listener.h" 29 #include "surface_buffer.h" 30 31 namespace OHOS { 32 namespace MediaAVCodec { 33 class CodecListenerStub : public IRemoteStub<IStandardCodecListener>, public AVCodecDfxComponent { 34 public: 35 CodecListenerStub(); 36 virtual ~CodecListenerStub(); 37 int OnRemoteRequest(uint32_t code, MessageParcel &data, MessageParcel &reply, MessageOption &option) override; 38 int OnRequestExtras(uint32_t code, MessageParcel &data, MessageParcel &reply, MessageOption &option); 39 void OnError(AVCodecErrorType errorType, int32_t errorCode) override; 40 void OnOutputFormatChanged(const Format &format) override; 41 void OnInputBufferAvailable(uint32_t index, std::shared_ptr<AVBuffer> buffer) override; 42 void OnOutputBufferAvailable(uint32_t index, std::shared_ptr<AVBuffer> buffer) override; 43 void OnOutputBufferBinded(std::map<uint32_t, sptr<SurfaceBuffer>> &bufferMap) override; 44 void OnOutputBufferUnbinded() override; 45 46 void SetCallback(const std::shared_ptr<MediaCodecCallback> &callback); 47 void Init(); 48 void ClearListenerCache(); 49 void FlushListenerCache(); 50 bool WriteInputBufferToParcel(uint32_t index, MessageParcel &data); 51 bool WriteOutputBufferToParcel(uint32_t index, MessageParcel &data); 52 53 void SetMutex(std::shared_ptr<std::recursive_mutex> &mutex); 54 void SetNeedListen(const bool needListen); 55 56 private: 57 void OnInputBufferAvailable(uint32_t index, MessageParcel &data); 58 void OnOutputBufferAvailable(uint32_t index, MessageParcel &data); 59 void OnOutputBufferBinded(MessageParcel &data); 60 void OnOutputBufferUnbinded(MessageParcel &data); 61 bool CheckGeneration(uint64_t messageGeneration) const; 62 63 class CodecBufferCache; 64 std::unique_ptr<CodecBufferCache> inputBufferCache_; 65 std::unique_ptr<CodecBufferCache> outputBufferCache_; 66 std::weak_ptr<MediaCodecCallback> callback_; 67 bool needListen_ = false; 68 std::shared_ptr<std::recursive_mutex> syncMutex_; 69 }; 70 } // namespace MediaAVCodec 71 } // namespace OHOS 72 #endif // CODEC_LISTENER_STUB_H 73