1 /* 2 * Copyright (C) 2021 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 AVCODEC_SERVER_H 17 #define AVCODEC_SERVER_H 18 19 #include "i_avcodec_engine.h" 20 #include "i_avcodec_service.h" 21 #include "time_monitor.h" 22 #include "nocopyable.h" 23 24 namespace OHOS { 25 namespace Media { 26 class AVCodecServer : public IAVCodecService, public IAVCodecEngineObs, public NoCopyable { 27 public: 28 static std::shared_ptr<IAVCodecService> Create(); 29 AVCodecServer(); 30 virtual ~AVCodecServer(); 31 32 enum AVCodecStatus { 33 AVCODEC_UNINITIALIZED = 0, 34 AVCODEC_INITIALIZED, 35 AVCODEC_CONFIGURED, 36 AVCODEC_PREPARED, 37 AVCODEC_RUNNING, 38 AVCODEC_END_OF_STREAM, 39 AVCODEC_ERROR, 40 }; 41 42 int32_t InitParameter(AVCodecType type, bool isMimeType, const std::string &name) override; 43 int32_t Configure(const Format &format) override; 44 int32_t Prepare() override; 45 int32_t Start() override; 46 int32_t Stop() override; 47 int32_t Flush() override; 48 int32_t Reset() override; 49 int32_t Release() override; 50 sptr<Surface> CreateInputSurface() override; 51 int32_t SetOutputSurface(sptr<Surface> surface) override; 52 std::shared_ptr<AVSharedMemory> GetInputBuffer(uint32_t index) override; 53 int32_t QueueInputBuffer(uint32_t index, AVCodecBufferInfo info, AVCodecBufferFlag flag) override; 54 std::shared_ptr<AVSharedMemory> GetOutputBuffer(uint32_t index) override; 55 int32_t GetOutputFormat(Format &format) override; 56 std::shared_ptr<AudioCaps> GetAudioCaps() override; 57 std::shared_ptr<VideoCaps> GetVideoCaps() override; 58 int32_t ReleaseOutputBuffer(uint32_t index, bool render) override; 59 int32_t SetParameter(const Format &format) override; 60 int32_t SetCallback(const std::shared_ptr<AVCodecCallback> &callback) override; 61 62 // IAVCodecEngineObs override 63 void OnError(int32_t errorType, int32_t errorCode) override; 64 void OnOutputFormatChanged(const Format &format) override; 65 void OnInputBufferAvailable(uint32_t index) override; 66 void OnOutputBufferAvailable(uint32_t index, AVCodecBufferInfo info, AVCodecBufferFlag flag) override; 67 68 private: 69 int32_t Init(); 70 71 AVCodecStatus status_ = AVCODEC_UNINITIALIZED; 72 std::unique_ptr<IAVCodecEngine> codecEngine_; 73 std::shared_ptr<AVCodecCallback> codecCb_; 74 std::mutex mutex_; 75 std::mutex cbMutex_; 76 }; 77 } // namespace Media 78 } // namespace OHOS 79 #endif // AVCODEC_SERVER_H