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_ENGINE_GST_IMPL_H 17 #define AVCODEC_ENGINE_GST_IMPL_H 18 19 #include <mutex> 20 #include "i_avcodec_engine.h" 21 #include "avcodec_engine_ctrl.h" 22 #include "avcodec_engine_factory.h" 23 #include "nocopyable.h" 24 25 namespace OHOS { 26 namespace Media { 27 class AVCodecEngineGstImpl : public IAVCodecEngine, public NoCopyable { 28 public: 29 AVCodecEngineGstImpl(); 30 ~AVCodecEngineGstImpl(); 31 32 int32_t Init(AVCodecType type, bool isMimeType, const std::string &name) override; 33 int32_t Configure(const Format &format) override; 34 int32_t Prepare() override; 35 int32_t Start() override; 36 int32_t Stop() override; 37 int32_t Flush() override; 38 int32_t Reset() override; 39 int32_t NotifyEos() override; 40 sptr<Surface> CreateInputSurface() override; 41 int32_t SetOutputSurface(const sptr<Surface> &surface) override; 42 std::shared_ptr<AVSharedMemory> GetInputBuffer(uint32_t index) override; 43 int32_t QueueInputBuffer(uint32_t index, AVCodecBufferInfo info, AVCodecBufferFlag flag) override; 44 std::shared_ptr<AVSharedMemory> GetOutputBuffer(uint32_t index) override; 45 int32_t GetOutputFormat(Format &format) override; 46 int32_t ReleaseOutputBuffer(uint32_t index, bool render) override; 47 int32_t SetParameter(const Format &format) override; 48 int32_t SetObs(const std::weak_ptr<IAVCodecEngineObs> &obs) override; 49 50 private: 51 std::string FindMimeTypeByName(AVCodecType type, const std::string &name); 52 int32_t HandleMimeType(AVCodecType type, const std::string &name); 53 int32_t HandlePluginName(AVCodecType type, const std::string &name); 54 int32_t QueryIsSoftPlugin(const std::string &name, bool &isSoftware); 55 void CheckSurfaceFormat(Format &format); 56 57 AVCodecType type_ = AVCODEC_TYPE_VIDEO_ENCODER; 58 bool useSoftWare_ = false; 59 std::string pluginName_ = ""; 60 std::unique_ptr<AVCodecEngineCtrl> ctrl_ = nullptr; 61 std::unique_ptr<ProcessorBase> processor_ = nullptr; 62 std::mutex mutex_; 63 std::weak_ptr<IAVCodecEngineObs> obs_; 64 Format format_; 65 CapabilityData capData_; 66 }; 67 } // namespace Media 68 } // namespace OHOS 69 #endif // AVCODEC_ENGINE_GST_IMPL_H 70