1 /*M///////////////////////////////////////////////////////////////////////////////////////
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11 // For Open Source Computer Vision Library
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43 // ////////////////////////////////////////////////////////////////////////////
45 // ////////////////////////////////////////////////////////////////////////////
51 #include "IBlobTracker.h"
53 // ////////////////////////////////////////////////////////////////////////////
57 // Definition of the tracker class.
59 // ////////////////////////////////////////////////////////////////////////////
61 class BlobTrackerObjectList;
63 class BlobTracker : ITracker, IBlobTracker, CUnknown
66 IplImage m_image_format;
70 int m_pixel_threshold;
72 int m_distance_threshold;
75 IplImage *m_tmp_image;
77 BlobTrackerObjectList *m_objects;
79 void FindObjects(BlobTrackerObjectList &objects);
82 void FillDestinationData(IplImage *image);
83 void DrawCross(IplImage *image, CvPoint point, double color);
85 BlobTracker(IUnknown *outer, HRESULT *phr);
89 static CUnknown * WINAPI CreateInstance(IUnknown *outer, HRESULT *phr);
92 STDMETHODIMP NonDelegatingQueryInterface(REFIID iid, void **ppv);
95 STDMETHODIMP CheckFormat(IplImage *image_header);
96 STDMETHODIMP SetFormat(IplImage *image_header);
97 STDMETHODIMP Process(IplImage *image);
98 STDMETHODIMP GetTrackedObjects(ITracker::TrackingInfo &tracked_objects);
99 STDMETHODIMP GetPropertyPage(GUID *page);
101 // IBlobTracker methods
102 STDMETHODIMP GetNumberOfObjects(int &num_objects) { num_objects = m_num_objects; return NOERROR; };
103 STDMETHODIMP SetNumberOfObjects(int num_objects);
104 STDMETHODIMP GetPixelThreshold(int &threshold) { threshold = m_pixel_threshold; return NOERROR; };
105 STDMETHODIMP SetPixelThreshold(int threshold) { m_pixel_threshold = threshold; return NOERROR; };
106 STDMETHODIMP GetSizeThreshold(int &threshold) { threshold = m_size_threshold; return NOERROR; };
107 STDMETHODIMP SetSizeThreshold(int threshold) { m_size_threshold = threshold; return NOERROR; };
108 STDMETHODIMP GetOutputOptions(int &options) { options = m_output_options; return NOERROR; };
109 STDMETHODIMP SetOutputOptions(int options) { m_output_options = options; return NOERROR; };
112 #endif // BLOBTRACKER_H