99 lines
3 KiB
C++
99 lines
3 KiB
C++
/*
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* Copyright (c) 2009-2011 Intel Corporation. All rights reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef OMX_COMPONENT_CODEC_BASE_H_
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#define OMX_COMPONENT_CODEC_BASE_H_
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#include <unistd.h>
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#include <OMX_Core.h>
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#include <OMX_Component.h>
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#include <OMX_IndexExt.h>
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#include <OMX_IntelErrorTypes.h>
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#include <portbase.h>
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#include <portvideo.h>
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#include <componentbase.h>
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#include "OMXComponentDefines.h"
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#include <HardwareAPI.h>
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class OMXComponentCodecBase : public ComponentBase {
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public:
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OMXComponentCodecBase();
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virtual ~OMXComponentCodecBase();
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protected:
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virtual OMX_ERRORTYPE ComponentAllocatePorts(void);
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virtual OMX_ERRORTYPE InitInputPort(void) = 0;
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virtual OMX_ERRORTYPE InitOutputPort(void) = 0;
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virtual OMX_ERRORTYPE ComponentGetParameter(
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OMX_INDEXTYPE nIndex,
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OMX_PTR pComponentParameterStructure);
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virtual OMX_ERRORTYPE ComponentSetParameter(
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OMX_INDEXTYPE nIndex,
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OMX_PTR pComponentParameterStructure);
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virtual OMX_ERRORTYPE ComponentGetConfig(
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OMX_INDEXTYPE nIndex,
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OMX_PTR pComponentConfigStructure);
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virtual OMX_ERRORTYPE ComponentSetConfig(
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OMX_INDEXTYPE nIndex,
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OMX_PTR pComponentConfigStructure);
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virtual OMX_COLOR_FORMATTYPE GetOutputColorFormat(int width);
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virtual OMX_ERRORTYPE ProcessorInit(void); /* Loaded to Idle */
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virtual OMX_ERRORTYPE ProcessorDeinit(void);/* Idle to Loaded */
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virtual OMX_ERRORTYPE ProcessorStart(void); /* Idle to Executing/Pause */
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virtual OMX_ERRORTYPE ProcessorStop(void); /* Executing/Pause to Idle */
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virtual OMX_ERRORTYPE ProcessorPause(void); /* Executing to Pause */
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virtual OMX_ERRORTYPE ProcessorResume(void);/* Pause to Executing */
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// Derived class must implement ProcessorFlush and ProcessorProcess
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enum {
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INPORT_INDEX = 0,
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OUTPORT_INDEX = 1,
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NUMBER_PORTS = 2,
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};
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typedef OMX_ERRORTYPE (*OMXHANDLER)(void *inst, OMX_PTR p);
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virtual OMX_ERRORTYPE AddHandler(OMX_INDEXTYPE type, OMXHANDLER getter, OMXHANDLER setter);
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virtual OMX_ERRORTYPE BuildHandlerList(void);
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private:
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// return getter or setter
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OMXHANDLER FindHandler(OMX_INDEXTYPE type, bool get);
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protected:
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pthread_mutex_t mSerializationLock;
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private:
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struct HandlerEntry {
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OMX_INDEXTYPE type;
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OMXHANDLER getter;
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OMXHANDLER setter;
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HandlerEntry *next;
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};
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HandlerEntry *mHandlerList;
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};
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#endif /* OMX_COMPONENT_CODEC_BASE_H_ */
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