| /* |
| * 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_COLOR_FORMATTYPE GetOutputColorFormat(int width); |
| |
| 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_ */ |