1 /* 2 * Copyright (C) 2018 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef RESOURCEMANAGER_H 18 #define RESOURCEMANAGER_H 19 20 #include <string.h> 21 22 #include "DrmDevice.h" 23 #include "DrmGenericImporter.h" 24 25 namespace android { 26 27 class ResourceManager { 28 public: 29 ResourceManager(); 30 ResourceManager(const ResourceManager &) = delete; 31 ResourceManager &operator=(const ResourceManager &) = delete; 32 int Init(); 33 DrmDevice *GetDrmDevice(int display); 34 std::shared_ptr<Importer> GetImporter(int display); 35 const gralloc_module_t *gralloc(); 36 DrmConnector *AvailableWritebackConnector(int display); getDrmDevices()37 const std::vector<std::unique_ptr<DrmDevice>> &getDrmDevices() const { 38 return drms_; 39 } getDisplayCount()40 int getDisplayCount() const { 41 return num_displays_; 42 } ForcedScalingWithGpu()43 bool ForcedScalingWithGpu() { 44 return scale_with_gpu_; 45 } 46 47 private: 48 int AddDrmDevice(std::string path); 49 static bool IsKMSDev(const char *path); 50 51 int num_displays_; 52 std::vector<std::unique_ptr<DrmDevice>> drms_; 53 std::vector<std::shared_ptr<Importer>> importers_; 54 const gralloc_module_t *gralloc_; 55 56 bool scale_with_gpu_; 57 }; 58 } // namespace android 59 60 #endif // RESOURCEMANAGER_H 61