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_CLIENT_H 17 #define CODEC_CLIENT_H 18 19 #include <shared_mutex> 20 #include "i_codec_service.h" 21 #include "i_standard_codec_service.h" 22 #include "codec_listener_stub.h" 23 24 namespace OHOS { 25 namespace MediaAVCodec { 26 class CodecClient : public ICodecService { 27 public: 28 static std::shared_ptr<CodecClient> Create(const sptr<IStandardCodecService> &ipcProxy); 29 explicit CodecClient(const sptr<IStandardCodecService> &ipcProxy); 30 ~CodecClient(); 31 // 业务 32 int32_t Init(AVCodecType type, bool isMimeType, const std::string &name) override; 33 int32_t Configure(const Format &format) override; 34 int32_t Start() override; 35 int32_t Stop() override; 36 int32_t Flush() override; 37 int32_t Reset() override; 38 int32_t Release() override; 39 int32_t NotifyEos() override; 40 sptr<Surface> CreateInputSurface() override; 41 int32_t SetOutputSurface(sptr<Surface> surface) override; 42 int32_t QueueInputBuffer(uint32_t index, AVCodecBufferInfo info, AVCodecBufferFlag flag) override; 43 int32_t GetOutputFormat(Format &format) override; 44 int32_t ReleaseOutputBuffer(uint32_t index, bool render) override; 45 int32_t SetParameter(const Format &format) override; 46 int32_t SetCallback(const std::shared_ptr<AVCodecCallback> &callback) override; 47 int32_t GetInputFormat(Format &format) override; 48 49 void AVCodecServerDied(); 50 51 private: 52 int32_t CreateListenerObject(); 53 void UpdateGeneration(); 54 void WaitCallbackDone(); 55 56 sptr<IStandardCodecService> codecProxy_ = nullptr; 57 sptr<CodecListenerStub> listenerStub_ = nullptr; 58 std::shared_ptr<AVCodecCallback> callback_ = nullptr; 59 std::shared_mutex mutex_; 60 std::atomic<bool> needUpdateGeneration = true; 61 }; 62 } // namespace MediaAVCodec 63 } // namespace OHOS 64 #endif // CODEC_CLIENT_H 65