/* * Copyright (c) 2009-2011 Intel Corporation. All rights reserved. * * 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 OMX_COMPONENT_CODEC_BASE_H_ #define OMX_COMPONENT_CODEC_BASE_H_ #include <unistd.h> #include <OMX_Core.h> #include <OMX_Component.h> #include <OMX_IndexExt.h> #include <OMX_IntelErrorTypes.h> #include <portbase.h> #include <portvideo.h> #include <componentbase.h> #include "OMXComponentDefines.h" #include <HardwareAPI.h> class OMXComponentCodecBase : public ComponentBase { public: OMXComponentCodecBase(); virtual ~OMXComponentCodecBase(); protected: virtual OMX_ERRORTYPE ComponentAllocatePorts(void); virtual OMX_ERRORTYPE InitInputPort(void) = 0; virtual OMX_ERRORTYPE InitOutputPort(void) = 0; virtual OMX_ERRORTYPE ComponentGetParameter( OMX_INDEXTYPE nIndex, OMX_PTR pComponentParameterStructure); virtual OMX_ERRORTYPE ComponentSetParameter( OMX_INDEXTYPE nIndex, OMX_PTR pComponentParameterStructure); virtual OMX_ERRORTYPE ComponentGetConfig( OMX_INDEXTYPE nIndex, OMX_PTR pComponentConfigStructure); virtual OMX_ERRORTYPE ComponentSetConfig( OMX_INDEXTYPE nIndex, OMX_PTR pComponentConfigStructure); virtual OMX_ERRORTYPE ProcessorInit(void); /* Loaded to Idle */ virtual OMX_ERRORTYPE ProcessorDeinit(void);/* Idle to Loaded */ virtual OMX_ERRORTYPE ProcessorStart(void); /* Idle to Executing/Pause */ virtual OMX_ERRORTYPE ProcessorStop(void); /* Executing/Pause to Idle */ virtual OMX_ERRORTYPE ProcessorPause(void); /* Executing to Pause */ virtual OMX_ERRORTYPE ProcessorResume(void);/* Pause to Executing */ // Derived class must implement ProcessorFlush and ProcessorProcess enum { INPORT_INDEX = 0, OUTPORT_INDEX = 1, NUMBER_PORTS = 2, }; typedef OMX_ERRORTYPE (*OMXHANDLER)(void *inst, OMX_PTR p); virtual OMX_ERRORTYPE AddHandler(OMX_INDEXTYPE type, OMXHANDLER getter, OMXHANDLER setter); virtual OMX_ERRORTYPE BuildHandlerList(void); private: // return getter or setter OMXHANDLER FindHandler(OMX_INDEXTYPE type, bool get); protected: pthread_mutex_t mSerializationLock; private: struct HandlerEntry { OMX_INDEXTYPE type; OMXHANDLER getter; OMXHANDLER setter; HandlerEntry *next; }; HandlerEntry *mHandlerList; }; #endif /* OMX_COMPONENT_CODEC_BASE_H_ */