1 /* 2 * Copyright 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 STAGEFRIGHT_PLUGIN_LOADER_H_ 18 19 #define STAGEFRIGHT_PLUGIN_LOADER_H_ 20 21 #include <media/stagefright/CodecBase.h> 22 #include <media/stagefright/MediaCodecListWriter.h> 23 #include <media/stagefright/PersistentSurface.h> 24 #include <utils/Mutex.h> 25 26 namespace android { 27 28 class StagefrightPluginLoader { 29 public: 30 static const std::unique_ptr<StagefrightPluginLoader> &GetCCodecInstance(); 31 ~StagefrightPluginLoader(); 32 33 CodecBase *createCodec(); 34 MediaCodecListBuilderBase *createBuilder(); 35 PersistentSurface *createInputSurface(); 36 37 private: 38 explicit StagefrightPluginLoader(const char *libPath); 39 40 static Mutex sMutex; 41 static std::unique_ptr<StagefrightPluginLoader> sInstance; 42 43 void *mLibHandle{nullptr}; 44 CodecBase::CreateCodecFunc mCreateCodec{nullptr}; 45 MediaCodecListBuilderBase::CreateBuilderFunc mCreateBuilder{nullptr}; 46 CodecBase::CreateInputSurfaceFunc mCreateInputSurface{nullptr}; 47 }; 48 49 } // namespace android 50 51 #endif // STAGEFRIGHT_PLUGIN_LOADER_H_ 52