aboutsummaryrefslogtreecommitdiff
path: root/pix_opencv_hu_moments.cc
blob: 6665107b2afe82eec2cd68c7899a0e30bb00c65a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
////////////////////////////////////////////////////////
//
// GEM - Graphics Environment for Multimedia
//
// zmoelnig@iem.kug.ac.at
//
// Implementation file
//
//    Copyright (c) 1997-2000 Mark Danks.
//    Copyright (c) Günther Geiger.
//    Copyright (c) 2001-2002 IOhannes m zmoelnig. forum::für::umläute. IEM
//    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.
//
/////////////////////////////////////////////////////////

#include "pix_opencv_hu_moments.h"

CPPEXTERN_NEW(pix_opencv_hu_moments)

/////////////////////////////////////////////////////////
//
// pix_opencv_hu_moments
//
/////////////////////////////////////////////////////////
// Constructor
//
/////////////////////////////////////////////////////////
pix_opencv_hu_moments :: pix_opencv_hu_moments()
{ 
    m_dataout = outlet_new(this->x_obj, &s_anything);

    comp_xsize = 320;
    comp_ysize = 240;

    x_binary = 0;

    rgba = cvCreateImage(cvSize(comp_xsize,comp_ysize), IPL_DEPTH_8U, 4);
    rgb = cvCreateImage(cvSize(comp_xsize,comp_ysize), IPL_DEPTH_8U, 3);
    gray = cvCreateImage(cvSize(comp_xsize,comp_ysize), IPL_DEPTH_8U, 1);

}

/////////////////////////////////////////////////////////
// Destructor
//
/////////////////////////////////////////////////////////
pix_opencv_hu_moments :: ~pix_opencv_hu_moments()
{ 
   //Destroy cv_images to clean memory
   cvReleaseImage(&rgba);
   cvReleaseImage(&rgb);
   cvReleaseImage(&gray);
}

/////////////////////////////////////////////////////////
// processImage
//
/////////////////////////////////////////////////////////
void pix_opencv_hu_moments :: processRGBAImage(imageStruct &image)
{
  if ((this->comp_xsize!=image.xsize)||(this->comp_ysize!=image.ysize)||(!rgba)) 
  {

	this->comp_xsize = image.xsize;
	this->comp_ysize = image.ysize;

    	//Destroy cv_images to clean memory
        if ( rgba )
        {
	  cvReleaseImage(&rgba);
    	  cvReleaseImage(&rgb);
    	  cvReleaseImage(&gray);
        }

	//create the orig image with new size
        rgba = cvCreateImage(cvSize(image.xsize,image.ysize), IPL_DEPTH_8U, 4);
        rgb = cvCreateImage(cvSize(image.xsize,image.ysize), IPL_DEPTH_8U, 3);
    	gray = cvCreateImage(cvSize(image.xsize,image.ysize), IPL_DEPTH_8U, 1);
    }

    memcpy( rgba->imageData, image.data, image.xsize*image.ysize*4 );
    cvCvtColor(rgba, gray, CV_BGRA2GRAY);
  
    cvMoments( gray, &x_moments, x_binary );
    cvGetHuMoments( &x_moments, &x_humoments );

    SETFLOAT(&rlist[0], x_humoments.hu1);
    SETFLOAT(&rlist[1], x_humoments.hu2);
    SETFLOAT(&rlist[2], x_humoments.hu3);
    SETFLOAT(&rlist[3], x_humoments.hu4);
    SETFLOAT(&rlist[4], x_humoments.hu5);
    SETFLOAT(&rlist[5], x_humoments.hu6);
    SETFLOAT(&rlist[6], x_humoments.hu7);

    outlet_list( m_dataout, 0, 7, rlist );
}

void pix_opencv_hu_moments :: processRGBImage(imageStruct &image)
{
  unsigned char *pixels = image.data;

  if ((this->comp_xsize!=image.xsize)||(this->comp_ysize!=image.ysize)||(!rgb)) {

	this->comp_xsize = image.xsize;
	this->comp_ysize = image.ysize;

    	//Destroy cv_images to clean memory
        if ( rgb )
        {
	  cvReleaseImage(&rgba);
    	  cvReleaseImage(&rgb);
    	  cvReleaseImage(&gray);
        }

	//create the orig image with new size
        rgba = cvCreateImage(cvSize(image.xsize,image.ysize), IPL_DEPTH_8U, 4);
        rgb = cvCreateImage(cvSize(image.xsize,image.ysize), IPL_DEPTH_8U, 3);
    	gray = cvCreateImage(cvSize(rgb->width,rgb->height), IPL_DEPTH_8U, 1);
    
    }
    memcpy( rgb->imageData, image.data, image.xsize*image.ysize*3 );
    cvCvtColor(rgb, gray, CV_RGB2GRAY);
    
    cvMoments( gray, &x_moments, x_binary );
    cvGetHuMoments( &x_moments, &x_humoments );

    SETFLOAT(&rlist[0], x_humoments.hu1);
    SETFLOAT(&rlist[1], x_humoments.hu2);
    SETFLOAT(&rlist[2], x_humoments.hu3);
    SETFLOAT(&rlist[3], x_humoments.hu4);
    SETFLOAT(&rlist[4], x_humoments.hu5);
    SETFLOAT(&rlist[5], x_humoments.hu6);
    SETFLOAT(&rlist[6], x_humoments.hu7);

    outlet_list( m_dataout, 0, 7, rlist );
}

void pix_opencv_hu_moments :: processYUVImage(imageStruct &image)
{
  post( "pix_opencv_hu_moments : yuv format not supported" );
}
    	
void pix_opencv_hu_moments :: processGrayImage(imageStruct &image)
{ 
  unsigned char *pixels = image.data;

  if ((this->comp_xsize!=image.xsize)||(this->comp_ysize!=image.ysize)||(!rgb)) {

	this->comp_xsize = image.xsize;
	this->comp_ysize = image.ysize;

    	//Destroy cv_images to clean memory
        if ( rgb )
        {
	  cvReleaseImage(&rgba);
    	  cvReleaseImage(&rgb);
    	  cvReleaseImage(&gray);
        }

	//create the orig image with new size
        rgba = cvCreateImage(cvSize(image.xsize,image.ysize), IPL_DEPTH_8U, 4);
        rgb = cvCreateImage(cvSize(image.xsize,image.ysize), IPL_DEPTH_8U, 3);
    	gray = cvCreateImage(cvSize(rgb->width,rgb->height), IPL_DEPTH_8U, 1);
    
    }
    memcpy( gray->imageData, image.data, image.xsize*image.ysize );

    cvMoments( gray, &x_moments, x_binary );
    cvGetHuMoments( &x_moments, &x_humoments );

    SETFLOAT(&rlist[0], x_humoments.hu1);
    SETFLOAT(&rlist[1], x_humoments.hu2);
    SETFLOAT(&rlist[2], x_humoments.hu3);
    SETFLOAT(&rlist[3], x_humoments.hu4);
    SETFLOAT(&rlist[4], x_humoments.hu5);
    SETFLOAT(&rlist[5], x_humoments.hu6);
    SETFLOAT(&rlist[6], x_humoments.hu7);

    outlet_list( m_dataout, 0, 7, rlist );
}

/////////////////////////////////////////////////////////
// floatThreshMess
//
/////////////////////////////////////////////////////////
void pix_opencv_hu_moments :: floatBinaryMess (float binary)
{
  if ( ((int)binary==1) || ((int)binary==0) ) x_binary = (int)binary;
}

/////////////////////////////////////////////////////////
// static member function
//
/////////////////////////////////////////////////////////
void pix_opencv_hu_moments :: obj_setupCallback(t_class *classPtr)
{
  class_addmethod(classPtr, (t_method)&pix_opencv_hu_moments::floatBinaryMessCallback,
  		  gensym("binary"), A_FLOAT, A_NULL);
}

void pix_opencv_hu_moments :: floatBinaryMessCallback(void *data, t_floatarg binary)
{
  GetMyClass(data)->floatBinaryMess((float)binary);
}