| /* |
| * Copyright (C) 2011 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef SIMPLE_SOFT_OMX_COMPONENT_H_ |
| |
| #define SIMPLE_SOFT_OMX_COMPONENT_H_ |
| |
| #include "SoftOMXComponent.h" |
| |
| #include <media/stagefright/foundation/AHandlerReflector.h> |
| #include <utils/RefBase.h> |
| #include <utils/threads.h> |
| #include <utils/Vector.h> |
| |
| namespace android { |
| |
| struct ALooper; |
| |
| struct SimpleSoftOMXComponent : public SoftOMXComponent { |
| SimpleSoftOMXComponent( |
| const char *name, |
| const OMX_CALLBACKTYPE *callbacks, |
| OMX_PTR appData, |
| OMX_COMPONENTTYPE **component); |
| |
| virtual void prepareForDestruction(); |
| |
| void onMessageReceived(const sp<AMessage> &msg); |
| |
| protected: |
| struct BufferInfo { |
| OMX_BUFFERHEADERTYPE *mHeader; |
| bool mOwnedByUs; |
| }; |
| |
| struct PortInfo { |
| OMX_PARAM_PORTDEFINITIONTYPE mDef; |
| Vector<BufferInfo> mBuffers; |
| List<BufferInfo *> mQueue; |
| |
| enum { |
| NONE, |
| DISABLING, |
| ENABLING, |
| } mTransition; |
| }; |
| |
| enum { |
| kStoreMetaDataExtensionIndex = OMX_IndexVendorStartUnused + 1, |
| kPrepareForAdaptivePlaybackIndex, |
| }; |
| |
| void addPort(const OMX_PARAM_PORTDEFINITIONTYPE &def); |
| |
| virtual OMX_ERRORTYPE internalGetParameter( |
| OMX_INDEXTYPE index, OMX_PTR params); |
| |
| virtual OMX_ERRORTYPE internalSetParameter( |
| OMX_INDEXTYPE index, const OMX_PTR params); |
| |
| virtual void onQueueFilled(OMX_U32 portIndex); |
| List<BufferInfo *> &getPortQueue(OMX_U32 portIndex); |
| |
| virtual void onPortFlushCompleted(OMX_U32 portIndex); |
| virtual void onPortEnableCompleted(OMX_U32 portIndex, bool enabled); |
| virtual void onReset(); |
| |
| PortInfo *editPortInfo(OMX_U32 portIndex); |
| |
| private: |
| enum { |
| kWhatSendCommand, |
| kWhatEmptyThisBuffer, |
| kWhatFillThisBuffer, |
| }; |
| |
| Mutex mLock; |
| |
| sp<ALooper> mLooper; |
| sp<AHandlerReflector<SimpleSoftOMXComponent> > mHandler; |
| |
| OMX_STATETYPE mState; |
| OMX_STATETYPE mTargetState; |
| |
| Vector<PortInfo> mPorts; |
| |
| bool isSetParameterAllowed( |
| OMX_INDEXTYPE index, const OMX_PTR params) const; |
| |
| virtual OMX_ERRORTYPE sendCommand( |
| OMX_COMMANDTYPE cmd, OMX_U32 param, OMX_PTR data); |
| |
| virtual OMX_ERRORTYPE getParameter( |
| OMX_INDEXTYPE index, OMX_PTR params); |
| |
| virtual OMX_ERRORTYPE setParameter( |
| OMX_INDEXTYPE index, const OMX_PTR params); |
| |
| virtual OMX_ERRORTYPE useBuffer( |
| OMX_BUFFERHEADERTYPE **buffer, |
| OMX_U32 portIndex, |
| OMX_PTR appPrivate, |
| OMX_U32 size, |
| OMX_U8 *ptr); |
| |
| virtual OMX_ERRORTYPE allocateBuffer( |
| OMX_BUFFERHEADERTYPE **buffer, |
| OMX_U32 portIndex, |
| OMX_PTR appPrivate, |
| OMX_U32 size); |
| |
| virtual OMX_ERRORTYPE freeBuffer( |
| OMX_U32 portIndex, |
| OMX_BUFFERHEADERTYPE *buffer); |
| |
| virtual OMX_ERRORTYPE emptyThisBuffer( |
| OMX_BUFFERHEADERTYPE *buffer); |
| |
| virtual OMX_ERRORTYPE fillThisBuffer( |
| OMX_BUFFERHEADERTYPE *buffer); |
| |
| virtual OMX_ERRORTYPE getState(OMX_STATETYPE *state); |
| |
| void onSendCommand(OMX_COMMANDTYPE cmd, OMX_U32 param); |
| void onChangeState(OMX_STATETYPE state); |
| void onPortEnable(OMX_U32 portIndex, bool enable); |
| void onPortFlush(OMX_U32 portIndex, bool sendFlushComplete); |
| |
| void checkTransitions(); |
| |
| DISALLOW_EVIL_CONSTRUCTORS(SimpleSoftOMXComponent); |
| }; |
| |
| } // namespace android |
| |
| #endif // SIMPLE_SOFT_OMX_COMPONENT_H_ |