From 55dee9d1e793d84b1408aceb60e267cc501a2319 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?llu=C3=ADs=20g=C3=B3mez=20i=20bigord=C3=A0?=
 <lluisbigorda@users.sourceforge.net>
Date: Mon, 21 Feb 2011 22:56:18 +0000
Subject: object simplification. cvCreateFGDStatModel default params are more
 accurate and make segmentation easy to undestand

svn path=/trunk/externals/pix_opencv/; revision=14940
---
 pix_opencv_bgstats.cc | 57 ++++++++-------------------------------------------
 1 file changed, 9 insertions(+), 48 deletions(-)

(limited to 'pix_opencv_bgstats.cc')

diff --git a/pix_opencv_bgstats.cc b/pix_opencv_bgstats.cc
index 155ca8e..c1fe298 100644
--- a/pix_opencv_bgstats.cc
+++ b/pix_opencv_bgstats.cc
@@ -32,9 +32,9 @@ pix_opencv_bgstats :: pix_opencv_bgstats()
   comp_xsize=320;
   comp_ysize=240;
 
-  x_erode = 2;
-  x_minarea = 10*10;
-  x_alpha = 0.1; // 0.1 seconds
+  x_erode = 1;
+  x_minarea = CV_BGFG_FGD_MINAREA;
+  x_alpha = CV_BGFG_FGD_ALPHA_1;
   x_frames = 0;
 
   foreground = cvCreateImage(cvSize(comp_xsize,comp_ysize), IPL_DEPTH_8U, 3);
@@ -97,27 +97,13 @@ void pix_opencv_bgstats :: processRGBAImage(imageStruct &image)
 
     if ( x_model == NULL )
     {
-      x_modelparams.Lc = CV_BGFG_FGD_LC;
-      x_modelparams.N1c = CV_BGFG_FGD_N1C;
-      x_modelparams.N2c = CV_BGFG_FGD_N2C;
-      x_modelparams.Lcc = CV_BGFG_FGD_LCC;
-      x_modelparams.N1cc = CV_BGFG_FGD_N1CC;
-      x_modelparams.N2cc = CV_BGFG_FGD_N2CC;
-      x_modelparams.is_obj_without_holes = 1;
-      x_modelparams.alpha2 = CV_BGFG_FGD_ALPHA_2;
-      x_modelparams.alpha3 = CV_BGFG_FGD_ALPHA_3;
-      x_modelparams.T = CV_BGFG_FGD_T;
-      x_modelparams.perform_morphing = x_erode;
-      x_modelparams.minArea = x_minarea;
-      x_modelparams.alpha1 = x_alpha;
-      x_modelparams.delta = CV_BGFG_FGD_DELTA;
-      x_model = cvCreateFGDStatModel( incoming, &x_modelparams );
+      x_model = cvCreateFGDStatModel( incoming );
     }
     else if ( x_frames == 5 )
     {
       // strange model stabilize after a few frames
-      cvReleaseBGStatModel( &x_model );
-      x_model = cvCreateFGDStatModel( incoming, &x_modelparams );
+      //cvReleaseBGStatModel( &x_model );
+      //x_model = cvCreateFGDStatModel( incoming, &x_modelparams );
     }
     else
     {
@@ -162,27 +148,13 @@ void pix_opencv_bgstats :: processRGBImage(imageStruct &image)
     
     if ( x_model == NULL )
     {
-      x_modelparams.Lc = CV_BGFG_FGD_LC;
-      x_modelparams.N1c = CV_BGFG_FGD_N1C;
-      x_modelparams.N2c = CV_BGFG_FGD_N2C;
-      x_modelparams.Lcc = CV_BGFG_FGD_LCC;
-      x_modelparams.N1cc = CV_BGFG_FGD_N1CC;
-      x_modelparams.N2cc = CV_BGFG_FGD_N2CC;
-      x_modelparams.is_obj_without_holes = 1;
-      x_modelparams.alpha2 = CV_BGFG_FGD_ALPHA_2;
-      x_modelparams.alpha3 = CV_BGFG_FGD_ALPHA_3;
-      x_modelparams.T = CV_BGFG_FGD_T;
-      x_modelparams.perform_morphing = x_erode;
-      x_modelparams.minArea = x_minarea;
-      x_modelparams.alpha1 = x_alpha;
-      x_modelparams.delta = CV_BGFG_FGD_DELTA;
-      x_model = cvCreateFGDStatModel( incoming, &x_modelparams );
+      x_model = cvCreateFGDStatModel( incoming );
     }
     else if ( x_frames == 5 )
     {
       // strange model stabilize after a few frames
-      cvReleaseBGStatModel( &x_model );
-      x_model = cvCreateFGDStatModel( incoming, &x_modelparams );
+      //cvReleaseBGStatModel( &x_model );
+      //x_model = cvCreateFGDStatModel( incoming, &x_modelparams );
     }
     else
     {
@@ -215,9 +187,6 @@ void pix_opencv_bgstats :: floatMinAreaMess (float minarea)
   if ( ( (int)minarea>0 ) && ( x_model != NULL ) )
   {
        x_minarea = minarea;
-       x_modelparams.minArea = minarea;
-       cvReleaseBGStatModel( &x_model );
-       x_model = cvCreateFGDStatModel( incoming, &x_modelparams );
   }
 }
 
@@ -226,9 +195,6 @@ void pix_opencv_bgstats :: floatErodeMess(float erode)
   if ( ( (int)erode>0 ) && ( x_model != NULL ) )
   {
        x_erode = (int)erode;
-       x_modelparams.perform_morphing = (int)erode;
-       cvReleaseBGStatModel( &x_model );
-       x_model = cvCreateFGDStatModel( incoming, &x_modelparams );
   }
 }
 
@@ -237,9 +203,6 @@ void pix_opencv_bgstats :: floatAlphaMess(float alpha)
    if ( ( alpha>0.0 ) && ( x_model != NULL ) )
    {
        x_alpha = alpha;
-       x_modelparams.alpha1 = alpha;
-       cvReleaseBGStatModel( &x_model );
-       x_model = cvCreateFGDStatModel( incoming, &x_modelparams );
    }
 }
 
@@ -247,8 +210,6 @@ void pix_opencv_bgstats :: resetMess ()
 {
   if ( x_model != NULL )
   {
-       cvReleaseBGStatModel( &x_model );
-       x_model = cvCreateFGDStatModel( incoming, &x_modelparams );
   }
 }
 
-- 
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