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+/*-----------------------------------------------------------------
+LOG
+ GEM - Graphics Environment for Multimedia
+
+ Hough circles detection algorithm
+
+ Copyright (c) 1997-1999 Mark Danks. mark@danks.org
+ Copyright (c) Günther Geiger. geiger@epy.co.at
+ Copyright (c) 2001-2002 IOhannes m zmoelnig. forum::für::umläute. IEM. zmoelnig@iem.kug.ac.at
+ Copyright (c) 2002 James Tittle & Chris Clepper
+ For information on usage and redistribution, and for a DISCLAIMER OF ALL
+ WARRANTIES, see the file, "GEM.LICENSE.TERMS" in this distribution.
+
+-----------------------------------------------------------------*/
+
+#ifndef INCLUDE_PIX_OPENCV_HOUGH_CIRCLES_H_
+#define INCLUDE_PIX_OPENCV_HOUGH_CIRCLES_H_
+
+#ifndef _EiC
+#include "opencv2/legacy/legacy.hpp"
+#endif
+
+#include "Base/GemPixObj.h"
+
+#define MAX_HISTOGRAMS_TO_COMPARE 80
+
+/*-----------------------------------------------------------------
+-------------------------------------------------------------------
+CLASS
+ pix_opencv_hough_circles
+
+ Hough circles detection algorithm
+
+KEYWORDS
+ pix
+
+DESCRIPTION
+
+-----------------------------------------------------------------*/
+
+class GEM_EXPORT pix_opencv_hough_circles : public GemPixObj
+{
+ CPPEXTERN_HEADER(pix_opencv_hough_circles, GemPixObj)
+
+ public:
+
+ //////////
+ // Constructor
+ pix_opencv_hough_circles();
+
+ protected:
+
+ //////////
+ // Destructor
+ virtual ~pix_opencv_hough_circles();
+
+ //////////
+ // Do the processing
+ virtual void processRGBAImage(imageStruct &image);
+ virtual void processRGBImage(imageStruct &image);
+ virtual void processYUVImage(imageStruct &image);
+ virtual void processGrayImage(imageStruct &image);
+
+ int comp_xsize;
+ int comp_ysize;
+
+ void floatNightModeMess(t_float nightmode);
+ void floatThresholdMess(t_floatarg threshold);
+ void floatThreshold2Mess(t_floatarg threshold);
+ void floatMinDistMess(t_floatarg mindist);
+ void floatResolutionMess(t_floatarg resolution);
+ void floatMaxCirclesMess(t_floatarg maxcircles);
+
+ t_outlet *m_dataout;
+
+ int x_threshold;
+ int x_threshold2;
+ int x_maxcircles;
+ double x_mindist;
+ double x_resolution;
+ int night_mode;
+
+ private:
+
+ //////////
+ // Static member functions
+ static void floatNightModeMessCallback(void *data, t_floatarg nightmode);
+ static void floatThresholdMessCallback(void *data, t_floatarg threshold);
+ static void floatThreshold2MessCallback(void *data, t_floatarg threshold);
+ static void floatMinDistMessCallback(void *data, t_floatarg mindist);
+ static void floatResolutionMessCallback(void *data, t_floatarg resolution);
+ static void floatMaxCirclesMessCallback(void *data, t_floatarg maxcircles);
+
+ // The output and temporary images
+ IplImage *rgba, *rgb, *gray;
+ CvFont font;
+ CvMemStorage* x_storage;
+ CvSeq* x_circles;
+ t_atom x_list[4];
+};
+
+#endif // for header file