1 /* 2 * Copyright (C) 2021–2022 Beijing OSWare Technology Co., Ltd 3 * This file contains confidential and proprietary information of 4 * OSWare Technology Co., Ltd 5 * 6 * Licensed under the Apache License, Version 2.0 (the "License"); 7 * you may not use this file except in compliance with the License. 8 * You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 */ 18 19 #ifndef HDI_VIDEO_COMPOSITION_H 20 #define HDI_VIDEO_COMPOSITION_H 21 #include <unordered_map> 22 #include "display_layer.h" 23 #include "hdi_composer.h" 24 namespace OHOS { 25 namespace HDI { 26 namespace DISPLAY { 27 class HdiVideoComposition : public HdiComposition { 28 public: 29 int32_t Init(void) override; 30 int32_t SetLayers(std::vector<HdiLayer *> &layers, HdiLayer &clientLayer) override; 31 int32_t Apply(bool modeSet) override; ~HdiVideoComposition()32 ~HdiVideoComposition() override {} 33 34 private: 35 static constexpr const char *VO_LAYER_LIB_NAME = "libdisplay_layer_video.z.so"; 36 static constexpr const char *VO_LAYER_FUNC_INIT = "LayerInitialize"; 37 static constexpr const char *VO_LAYER_FUNC_DEINIT = "LayerUninitialize"; 38 39 int32_t VideoModuleInit(void); 40 bool CanHandle(HdiLayer &hdiLayer); 41 void InitGfxSurface(ISurface &surface, HdiLayerBuffer &buffer); 42 uint32_t CreateVideoLayerForHdiLayer(HdiLayer &hdiLayer); 43 uint32_t GetVoLayerId(HdiLayer &hdiLayer); 44 void CLoseUnUsedLayer(std::vector<HdiLayer *> &layers); 45 std::unordered_map<uint32_t, uint32_t> layerMaps_; 46 LayerFuncs *layerFuncs_ = nullptr; 47 void *videoModule_ = nullptr; 48 }; 49 } // namespace OHOS 50 } // namespace HDI 51 } // namespace DISPLAY 52 53 #endif // HDI_VIDEO_COMPOSITION_H