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