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/*M///////////////////////////////////////////////////////////////////////////////////////
//
// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
//
// By downloading, copying, installing or using the software you agree to this license.
// If you do not agree to this license, do not download, install,
// copy or use the software.
//
//
// Intel License Agreement
//
// Copyright (C) 2000, Intel Corporation, all rights reserved.
// Third party copyrights are property of their respective owners.
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
// * Redistribution's of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// * Redistribution's in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// * The name of Intel Corporation may not be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// This software is provided by the copyright holders and contributors "as is" and
// any express or implied warranties, including, but not limited to, the implied
// warranties of merchantability and fitness for a particular purpose are disclaimed.
// In no event shall the Intel Corporation or contributors be liable for any direct,
// indirect, incidental, special, exemplary, or consequential damages
// (including, but not limited to, procurement of substitute goods or services;
// loss of use, data, or profits; or business interruption) however caused
// and on any theory of liability, whether in contract, strict liability,
// or tort (including negligence or otherwise) arising in any way out of
// the use of this software, even if advised of the possibility of such damage.
//
//M*/
#include "precomp.hpp"
/*======================= FILTER LIST SHELL =====================*/
typedef struct DefBlobFilter
{
CvBlob blob;
CvBlobTrackPostProcOne* pFilter;
int m_LastFrame;
} DefBlobFilter;
class CvBlobTrackPostProcList : public CvBlobTrackPostProc
{
protected:
CvBlobTrackPostProcOne* (*m_CreatePostProc)();
CvBlobSeq m_BlobFilterList;
int m_Frame;
public:
CvBlobTrackPostProcList(CvBlobTrackPostProcOne* (*create)()):m_BlobFilterList(sizeof(DefBlobFilter))
{
m_Frame = 0;
m_CreatePostProc = create;
CvBlobTrackPostProcOne* pM = create();
TransferParamsFromChild(pM,NULL);
pM->Release();
SetModuleName("List");
}
~CvBlobTrackPostProcList()
{
int i;
for(i=m_BlobFilterList.GetBlobNum();i>0;--i)
{
DefBlobFilter* pF = (DefBlobFilter*)m_BlobFilterList.GetBlob(i-1);
pF->pFilter->Release();
}
};
virtual void AddBlob(CvBlob* pBlob)
{
DefBlobFilter* pF = (DefBlobFilter*)m_BlobFilterList.GetBlobByID(CV_BLOB_ID(pBlob));
if(pF == NULL)
{ /* Create new filter: */
DefBlobFilter F;
F.blob = pBlob[0];
F.m_LastFrame = m_Frame;
F.pFilter = m_CreatePostProc();
TransferParamsToChild(F.pFilter,NULL);
m_BlobFilterList.AddBlob((CvBlob*)&F);
pF = (DefBlobFilter*)m_BlobFilterList.GetBlobByID(CV_BLOB_ID(pBlob));
}
assert(pF);
pF->blob = pBlob[0];
pF->m_LastFrame = m_Frame;
};
virtual void Process()
{
int i;
for(i=m_BlobFilterList.GetBlobNum(); i>0; --i)
{
DefBlobFilter* pF = (DefBlobFilter*)m_BlobFilterList.GetBlob(i-1);
if(pF->m_LastFrame == m_Frame)
{ /* Process: */
int ID = CV_BLOB_ID(pF);
pF->blob = *(pF->pFilter->Process(&(pF->blob)));
CV_BLOB_ID(pF) = ID;
}
else
{ /* Delete blob filter: */
pF->pFilter->Release();
m_BlobFilterList.DelBlob(i-1);
}
} /* Next blob. */
m_Frame++;
};
int GetBlobNum(){return m_BlobFilterList.GetBlobNum();};
CvBlob* GetBlob(int index){return m_BlobFilterList.GetBlob(index);};
void Release(){delete this;};
/* Additional functionality: */
CvBlob* GetBlobByID(int BlobID){return m_BlobFilterList.GetBlobByID(BlobID);}
}; /* CvBlobTrackPostProcList */
CvBlobTrackPostProc* cvCreateBlobTrackPostProcList(CvBlobTrackPostProcOne* (*create)())
{
return (CvBlobTrackPostProc*) new CvBlobTrackPostProcList(create);
}
/*======================= FILTER LIST SHELL =====================*/