1 /* 2 * Copyright (C) 2009 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 OMX_MASTER_H_ 18 19 #define OMX_MASTER_H_ 20 21 #include <OMXPluginBase.h> 22 23 #include <utils/threads.h> 24 #include <utils/KeyedVector.h> 25 #include <utils/List.h> 26 #include <utils/String8.h> 27 28 namespace android { 29 30 struct OMXMaster : public OMXPluginBase { 31 OMXMaster(); 32 virtual ~OMXMaster(); 33 34 virtual OMX_ERRORTYPE makeComponentInstance( 35 const char *name, 36 const OMX_CALLBACKTYPE *callbacks, 37 OMX_PTR appData, 38 OMX_COMPONENTTYPE **component); 39 40 virtual OMX_ERRORTYPE destroyComponentInstance( 41 OMX_COMPONENTTYPE *component); 42 43 virtual OMX_ERRORTYPE enumerateComponents( 44 OMX_STRING name, 45 size_t size, 46 OMX_U32 index); 47 48 virtual OMX_ERRORTYPE getRolesOfComponent( 49 const char *name, 50 Vector<String8> *roles); 51 52 private: 53 char mProcessName[16]; 54 Mutex mLock; 55 List<OMXPluginBase *> mPlugins; 56 KeyedVector<String8, OMXPluginBase *> mPluginByComponentName; 57 KeyedVector<OMX_COMPONENTTYPE *, OMXPluginBase *> mPluginByInstance; 58 59 void *mVendorLibHandle; 60 61 void addVendorPlugin(); 62 void addPlugin(const char *libname); 63 void addPlugin(OMXPluginBase *plugin); 64 void clearPlugins(); 65 66 OMXMaster(const OMXMaster &); 67 OMXMaster &operator=(const OMXMaster &); 68 }; 69 70 } // namespace android 71 72 #endif // OMX_MASTER_H_ 73