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_NODE_INSTANCE_H_ 18 19 #define OMX_NODE_INSTANCE_H_ 20 21 #include "OMX.h" 22 23 #include <utils/RefBase.h> 24 #include <utils/threads.h> 25 26 namespace android { 27 28 class IOMXObserver; 29 struct OMXMaster; 30 struct GraphicBufferSource; 31 32 struct OMXNodeInstance { 33 OMXNodeInstance( 34 OMX *owner, const sp<IOMXObserver> &observer); 35 36 void setHandle(OMX::node_id node_id, OMX_HANDLETYPE handle); 37 38 OMX *owner(); 39 sp<IOMXObserver> observer(); 40 OMX::node_id nodeID(); 41 42 status_t freeNode(OMXMaster *master); 43 44 status_t sendCommand(OMX_COMMANDTYPE cmd, OMX_S32 param); 45 status_t getParameter(OMX_INDEXTYPE index, void *params, size_t size); 46 47 status_t setParameter( 48 OMX_INDEXTYPE index, const void *params, size_t size); 49 50 status_t getConfig(OMX_INDEXTYPE index, void *params, size_t size); 51 status_t setConfig(OMX_INDEXTYPE index, const void *params, size_t size); 52 53 status_t getState(OMX_STATETYPE* state); 54 55 status_t enableGraphicBuffers(OMX_U32 portIndex, OMX_BOOL enable); 56 57 status_t getGraphicBufferUsage(OMX_U32 portIndex, OMX_U32* usage); 58 59 status_t storeMetaDataInBuffers(OMX_U32 portIndex, OMX_BOOL enable); 60 61 status_t prepareForAdaptivePlayback( 62 OMX_U32 portIndex, OMX_BOOL enable, 63 OMX_U32 maxFrameWidth, OMX_U32 maxFrameHeight); 64 65 status_t useBuffer( 66 OMX_U32 portIndex, const sp<IMemory> ¶ms, 67 OMX::buffer_id *buffer); 68 69 status_t useGraphicBuffer( 70 OMX_U32 portIndex, const sp<GraphicBuffer> &graphicBuffer, 71 OMX::buffer_id *buffer); 72 73 status_t updateGraphicBufferInMeta( 74 OMX_U32 portIndex, const sp<GraphicBuffer> &graphicBuffer, 75 OMX::buffer_id buffer); 76 77 status_t createInputSurface( 78 OMX_U32 portIndex, sp<IGraphicBufferProducer> *bufferProducer); 79 80 status_t signalEndOfInputStream(); 81 82 status_t allocateBuffer( 83 OMX_U32 portIndex, size_t size, OMX::buffer_id *buffer, 84 void **buffer_data); 85 86 status_t allocateBufferWithBackup( 87 OMX_U32 portIndex, const sp<IMemory> ¶ms, 88 OMX::buffer_id *buffer); 89 90 status_t freeBuffer(OMX_U32 portIndex, OMX::buffer_id buffer); 91 92 status_t fillBuffer(OMX::buffer_id buffer); 93 94 status_t emptyBuffer( 95 OMX::buffer_id buffer, 96 OMX_U32 rangeOffset, OMX_U32 rangeLength, 97 OMX_U32 flags, OMX_TICKS timestamp); 98 99 status_t emptyDirectBuffer( 100 OMX_BUFFERHEADERTYPE *header, 101 OMX_U32 rangeOffset, OMX_U32 rangeLength, 102 OMX_U32 flags, OMX_TICKS timestamp); 103 104 status_t getExtensionIndex( 105 const char *parameterName, OMX_INDEXTYPE *index); 106 107 status_t setInternalOption( 108 OMX_U32 portIndex, 109 IOMX::InternalOptionType type, 110 const void *data, 111 size_t size); 112 113 void onMessage(const omx_message &msg); 114 void onObserverDied(OMXMaster *master); 115 void onGetHandleFailed(); 116 void onEvent(OMX_EVENTTYPE event, OMX_U32 arg1, OMX_U32 arg2); 117 118 static OMX_CALLBACKTYPE kCallbacks; 119 120 private: 121 Mutex mLock; 122 123 OMX *mOwner; 124 OMX::node_id mNodeID; 125 OMX_HANDLETYPE mHandle; 126 sp<IOMXObserver> mObserver; 127 bool mDying; 128 129 // Lock only covers mGraphicBufferSource. We can't always use mLock 130 // because of rare instances where we'd end up locking it recursively. 131 Mutex mGraphicBufferSourceLock; 132 // Access this through getGraphicBufferSource(). 133 sp<GraphicBufferSource> mGraphicBufferSource; 134 135 136 struct ActiveBuffer { 137 OMX_U32 mPortIndex; 138 OMX::buffer_id mID; 139 }; 140 Vector<ActiveBuffer> mActiveBuffers; 141 142 ~OMXNodeInstance(); 143 144 void addActiveBuffer(OMX_U32 portIndex, OMX::buffer_id id); 145 void removeActiveBuffer(OMX_U32 portIndex, OMX::buffer_id id); 146 void freeActiveBuffers(); 147 status_t useGraphicBuffer2_l( 148 OMX_U32 portIndex, const sp<GraphicBuffer> &graphicBuffer, 149 OMX::buffer_id *buffer); 150 static OMX_ERRORTYPE OnEvent( 151 OMX_IN OMX_HANDLETYPE hComponent, 152 OMX_IN OMX_PTR pAppData, 153 OMX_IN OMX_EVENTTYPE eEvent, 154 OMX_IN OMX_U32 nData1, 155 OMX_IN OMX_U32 nData2, 156 OMX_IN OMX_PTR pEventData); 157 158 static OMX_ERRORTYPE OnEmptyBufferDone( 159 OMX_IN OMX_HANDLETYPE hComponent, 160 OMX_IN OMX_PTR pAppData, 161 OMX_IN OMX_BUFFERHEADERTYPE *pBuffer); 162 163 static OMX_ERRORTYPE OnFillBufferDone( 164 OMX_IN OMX_HANDLETYPE hComponent, 165 OMX_IN OMX_PTR pAppData, 166 OMX_IN OMX_BUFFERHEADERTYPE *pBuffer); 167 168 status_t storeMetaDataInBuffers_l(OMX_U32 portIndex, OMX_BOOL enable); 169 170 sp<GraphicBufferSource> getGraphicBufferSource(); 171 void setGraphicBufferSource(const sp<GraphicBufferSource>& bufferSource); 172 173 OMXNodeInstance(const OMXNodeInstance &); 174 OMXNodeInstance &operator=(const OMXNodeInstance &); 175 }; 176 177 } // namespace android 178 179 #endif // OMX_NODE_INSTANCE_H_ 180
