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authorN.N. <sevyves@users.sourceforge.net>2009-08-23 19:09:47 +0000
committerN.N. <sevyves@users.sourceforge.net>2009-08-23 19:09:47 +0000
commitcf9dc8196ff70332e7c1c5a7524cd14ade133eeb (patch)
tree44124a59ce7f4f1cac86dde592fd30780b7e6986
parentd706a1dad495b7869e947469265983b49890f2c5 (diff)
added hough lines detector
svn path=/trunk/externals/pdp_opencv/; revision=12048
-rw-r--r--Makefile6
-rw-r--r--pdp_opencv_hough_lines-help.pd131
-rw-r--r--pdp_opencv_hough_lines.cc393
3 files changed, 527 insertions, 3 deletions
diff --git a/Makefile b/Makefile
index 77c508f..2104754 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
-PD_DIR = /usr/local/pd
-PDP_DIR = /usr/local/pd/pdp
+PD_DIR = ../../pd
+PDP_DIR = ../pdp
GEM_OPENCV_VERSION = 0.1
@@ -37,7 +37,7 @@ endif
.SUFFIXES = $(EXTENSION)
-SOURCES = pdp_opencv_threshold.c pdp_opencv_edge.c pdp_opencv_distrans.c pdp_opencv_laplace.c pdp_opencv_motempl.c pdp_opencv_morphology.c pdp_opencv_haarcascade.c pdp_opencv_contours_convexity.c pdp_opencv_contours_boundingrect.c pdp_opencv_bgsubstract.c pdp_opencv_lk.c pdp_opencv_floodfill.c pdp_opencv_hist_compare.c pdp_opencv_dft.c pdp_opencv_knear.cc pdp_opencv_hu_moments.c pdp_opencv_hu_compare.cc pdp_opencv_pgh_compare.cc pdp_opencv_bgstats.cc pdp_opencv_surf.cc pdp_opencv_athreshold.c pdp_opencv_channels.cc
+SOURCES = pdp_opencv_threshold.c pdp_opencv_edge.c pdp_opencv_distrans.c pdp_opencv_laplace.c pdp_opencv_motempl.c pdp_opencv_morphology.c pdp_opencv_haarcascade.c pdp_opencv_contours_convexity.c pdp_opencv_contours_boundingrect.c pdp_opencv_bgsubstract.c pdp_opencv_lk.c pdp_opencv_floodfill.c pdp_opencv_hist_compare.c pdp_opencv_dft.c pdp_opencv_knear.cc pdp_opencv_hu_moments.c pdp_opencv_hu_compare.cc pdp_opencv_pgh_compare.cc pdp_opencv_bgstats.cc pdp_opencv_surf.cc pdp_opencv_athreshold.c pdp_opencv_hough_lines.cc pdp_opencv_channels.cc
all: $(SOURCES:.c=.$(EXTENSION)) $(SOURCES:.cc=.$(EXTENSION))
diff --git a/pdp_opencv_hough_lines-help.pd b/pdp_opencv_hough_lines-help.pd
new file mode 100644
index 0000000..40ba799
--- /dev/null
+++ b/pdp_opencv_hough_lines-help.pd
@@ -0,0 +1,131 @@
+#N canvas 588 49 833 785 10;
+#X text -13 -95 written by Lluis Gomez i Bigorda ( lluisgomez@hangar.org
+) and Yves Degoyon ( ydegoyon@gmail.com );
+#X obj -17 -55 cnv 15 621 250 empty empty empty 20 12 0 14 -260097
+-66577 0;
+#X obj 223 -15 tgl 15 0 empty empty empty 17 7 0 10 -262144 -1 -1 0
+1;
+#X obj 223 12 metro 40;
+#X msg 313 39 close;
+#X obj 243 110 pdp_v4l;
+#X msg 300 7 open /dev/video0;
+#X obj 412 -20 tgl 15 0 empty empty empty 17 7 0 10 -262144 -1 -1 0
+1;
+#X obj 412 7 metro 40;
+#X msg 493 26 close;
+#X msg 489 2 open /dev/video0;
+#X obj 433 106 pdp_v4l2;
+#X msg 498 81 format \$1;
+#X obj 499 59 hradio 15 1 0 4 empty empty empty 0 -8 0 10 -262144 -1
+-1 0;
+#X obj 13 160 pdp_qt;
+#X obj 46 96 metro 40;
+#X msg 46 68 bang;
+#X msg 87 68 stop;
+#X obj 13 -1 openpanel;
+#X msg 13 24 open \$1;
+#X msg 13 -29 bang;
+#X msg 47 123 loop \$1;
+#X obj 127 123 tgl 15 0 empty empty empty 17 7 0 10 -262144 -1 -1 1
+1;
+#X obj 127 41 loadbang;
+#X text 56 -26 playing a video file;
+#X text 253 -17 Camera input;
+#X obj 73 161 hsl 128 15 0 500 0 0 empty empty empty -2 -8 0 10 -262144
+-1 -1 0 1;
+#X obj -17 198 cnv 15 621 400 empty empty empty 20 12 0 14 -258113
+-66577 0;
+#X obj 201 440 tgl 15 0 empty empty empty 17 7 0 10 -262144 -1 -1 0
+1;
+#X msg 116 438 nightmode \$1;
+#X text 220 441 set nightmode;
+#X floatatom 147 288 5 0 0 0 - - -;
+#X floatatom 153 564 5 0 0 0 - - -;
+#X floatatom 189 565 5 0 0 0 - - -;
+#X obj 153 524 route 1 2 3 4 5 6 7 8 9 10;
+#X obj 14 494 pdp_opencv_hough_lines;
+#X text 322 523 position of each line;
+#X obj 153 544 unpack f f f f;
+#X text 156 578 X1;
+#X text 192 578 Y1;
+#X floatatom 226 565 5 0 0 0 - - -;
+#X floatatom 262 566 5 0 0 0 - - -;
+#X text 229 579 X2;
+#X text 265 579 Y2;
+#X msg 43 260 mode \$1;
+#X text 42 240 Detection mode;
+#X obj 139 231 vradio 15 1 0 3 empty empty empty 0 -8 0 10 -262144
+-1 -1 0;
+#X text 160 231 CV_HOUGH_STANDARD;
+#X text 160 245 CV_HOUGH_PROBABILISTIC;
+#X text 161 261 CV_HOUGN_MULTI_SCALE;
+#X msg 58 285 threshold \$1;
+#X msg 72 315 minlength \$1;
+#X floatatom 158 316 5 0 0 0 - - -;
+#X floatatom 138 342 5 0 0 0 - - -;
+#X msg 87 341 gap \$1;
+#X text 181 342 gap betwwen lines ( default 10 \, for mode CV_HOUGH_PROBABILISTIC
+);
+#X text 195 313 minimum length ( default 30 \, for mode CV_HOUGH_PROBABILISTIC
+);
+#X floatatom 192 380 5 0 0 0 - - -;
+#X floatatom 214 412 5 0 0 0 - - -;
+#X msg 91 378 aresolution \$1;
+#X msg 109 410 dresolutyion \$1;
+#X text 258 408 distance resolution ( default 1 \, for mode CV_HOUGH_MULTI_SCALE
+);
+#X text 230 377 angle resolution ( default 1 \, for mode CV_HOUGH_MULTI_SCALE
+);
+#X obj 13 621 pdp_xv;
+#X msg 34 213 maxlines \$1;
+#X floatatom 113 214 5 0 0 0 - - -;
+#X text 154 210 maximum nuber of lines detected ( default : 10 );
+#X text -14 -110 pdp_opencv_hough_lines : Hough lines algorithm;
+#X text 186 284 threshold ( default 200 );
+#X connect 2 0 3 0;
+#X connect 3 0 5 0;
+#X connect 4 0 5 0;
+#X connect 5 0 35 0;
+#X connect 6 0 5 0;
+#X connect 7 0 8 0;
+#X connect 8 0 11 0;
+#X connect 9 0 11 0;
+#X connect 10 0 11 0;
+#X connect 11 0 35 0;
+#X connect 12 0 11 0;
+#X connect 13 0 12 0;
+#X connect 14 0 35 0;
+#X connect 15 0 14 0;
+#X connect 16 0 15 0;
+#X connect 17 0 15 0;
+#X connect 18 0 19 0;
+#X connect 19 0 14 0;
+#X connect 20 0 18 0;
+#X connect 21 0 14 0;
+#X connect 22 0 21 0;
+#X connect 23 0 22 0;
+#X connect 23 0 16 0;
+#X connect 26 0 14 1;
+#X connect 28 0 29 0;
+#X connect 29 0 35 0;
+#X connect 31 0 50 0;
+#X connect 34 0 37 0;
+#X connect 35 0 63 0;
+#X connect 35 1 34 0;
+#X connect 37 0 32 0;
+#X connect 37 1 33 0;
+#X connect 37 2 40 0;
+#X connect 37 3 41 0;
+#X connect 44 0 35 0;
+#X connect 46 0 44 0;
+#X connect 50 0 35 0;
+#X connect 51 0 35 0;
+#X connect 52 0 51 0;
+#X connect 53 0 54 0;
+#X connect 54 0 35 0;
+#X connect 57 0 59 0;
+#X connect 58 0 60 0;
+#X connect 59 0 35 0;
+#X connect 60 0 35 0;
+#X connect 64 0 35 0;
+#X connect 65 0 64 0;
diff --git a/pdp_opencv_hough_lines.cc b/pdp_opencv_hough_lines.cc
new file mode 100644
index 0000000..535e1ca
--- /dev/null
+++ b/pdp_opencv_hough_lines.cc
@@ -0,0 +1,393 @@
+/*
+ * Pure Data Packet module.
+ * Copyright (c) by Tom Schouten <pdp@zzz.kotnet.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <dirent.h>
+#include <limits.h>
+#include <dlfcn.h>
+#include <ctype.h>
+
+#include "pdp.h"
+
+#ifndef _EiC
+#include "cv.h"
+#endif
+
+#define MAX_MARKERS 500
+const int MAX_COUNT = 500;
+
+typedef struct pdp_opencv_hough_lines_struct
+{
+ t_object x_obj;
+ t_float x_f;
+
+ t_outlet *x_outlet0;
+ t_outlet *x_outlet1;
+ t_atom x_list[3];
+
+ int x_packet0;
+ int x_packet1;
+ int x_dropped;
+ int x_queue_id;
+
+ int x_width;
+ int x_height;
+ int x_size;
+
+ // The output and temporary images
+ IplImage *image, *grey;
+
+ int x_mode;
+ int x_threshold;
+ int x_maxlines;
+ double x_minlength;
+ double x_gap;
+ double x_aresolution;
+ double x_dresolution;
+ int night_mode;
+ CvFont font;
+ CvMemStorage* x_storage;
+ CvSeq* x_lines;
+
+} t_pdp_opencv_hough_lines;
+
+static void pdp_opencv_hough_lines_process_rgb(t_pdp_opencv_hough_lines *x)
+{
+ t_pdp *header = pdp_packet_header(x->x_packet0);
+ short int *data = (short int *)pdp_packet_data(x->x_packet0);
+ t_pdp *newheader = pdp_packet_header(x->x_packet1);
+ short int *newdata = (short int *)pdp_packet_data(x->x_packet1);
+ int i,j,k,ulines;
+
+ if ((x->x_width != (t_int)header->info.image.width) ||
+ (x->x_height != (t_int)header->info.image.height) || (!x->image))
+ {
+
+ post("pdp_opencv_hough_lines :: resizing plugins");
+
+ x->x_width = header->info.image.width;
+ x->x_height = header->info.image.height;
+ x->x_size = x->x_width*x->x_height;
+
+ //Destroy cv_images
+ cvReleaseImage( &x->image );
+ cvReleaseImage( &x->grey );
+
+ //Create cv_images
+ x->image = cvCreateImage( cvSize(x->x_width, x->x_height), 8, 3 );
+ x->grey = cvCreateImage( cvSize(x->x_width, x->x_height), 8, 1 );
+ }
+
+ newheader->info.image.encoding = header->info.image.encoding;
+ newheader->info.image.width = x->x_width;
+ newheader->info.image.height = x->x_height;
+
+ memcpy( newdata, data, x->x_size*3 );
+
+ memcpy( x->image->imageData, data, x->x_size*3 );
+
+ cvCvtColor( x->image, x->grey, CV_RGB2GRAY );
+ // hard-coded cvCanny, it's what works
+ cvCanny( x->grey, x->grey, 50, 200, 3 );
+
+ if( x->night_mode )
+ cvZero( x->image );
+
+ x->x_storage = cvCreateMemStorage(0);
+
+ switch( x->x_mode )
+ {
+
+ case CV_HOUGH_STANDARD:
+
+ x->x_lines = cvHoughLines2( x->grey, x->x_storage, x->x_mode, 1, CV_PI/180, x->x_threshold, 0, 0 );
+
+ if ( x->x_lines )
+ {
+ ulines = ( x->x_lines->total >= x->x_maxlines ) ? x->x_maxlines:x->x_lines->total;
+ // post( "pdp_opencv_hough_lines : found %d lines, shown : %d", x->x_lines->total, ulines );
+ for( i=0; i<ulines; i++ )
+ {
+ float* line = (float*)cvGetSeqElem(x->x_lines,i);
+ float rho = line[0];
+ float theta = line[1];
+ CvPoint pt1, pt2;
+ char tindex[10];
+ double a = cos(theta), b = sin(theta);
+ double x0 = a*rho, y0 = b*rho;
+ pt1.x = cvRound(x0 + 1000*(-b));
+ pt1.y = cvRound(y0 + 1000*(a));
+ pt2.x = cvRound(x0 - 1000*(-b));
+ pt2.y = cvRound(y0 - 1000*(a));
+ cvLine( x->image, pt1, pt2, CV_RGB(255,0,0), 3, 8 );
+ sprintf( tindex, "%d", i );
+ pt1.x = (pt1.x+pt2.x)/2;
+ pt1.y = (pt1.y+pt2.y)/2;
+ cvPutText( x->image, tindex, pt1, &x->font, CV_RGB(255,255,255));
+ }
+ }
+ break;
+
+ case CV_HOUGH_PROBABILISTIC:
+
+ x->x_lines = cvHoughLines2( x->grey, x->x_storage, x->x_mode, 1, CV_PI/180, x->x_threshold, x->x_minlength, x->x_gap );
+
+ if ( x->x_lines )
+ {
+ ulines = ( x->x_lines->total >= x->x_maxlines ) ? x->x_maxlines:x->x_lines->total;
+ // post( "pdp_opencv_hough_lines : found %d lines, shown : %d", x->x_lines->total, ulines );
+ for( i=0; i<ulines; i++ )
+ {
+ CvPoint* line = (CvPoint*)cvGetSeqElem(x->x_lines,i);
+ char tindex[10];
+ cvLine( x->image, line[0], line[1], CV_RGB(255,0,0), 3, 8 );
+ sprintf( tindex, "%d", i );
+ line[0].x = (line[0].x+line[1].x)/2;
+ line[0].y = (line[0].y+line[1].y)/2;
+ cvPutText( x->image, tindex, line[0], &x->font, CV_RGB(255,255,255));
+ }
+ }
+ break;
+
+ case CV_HOUGH_MULTI_SCALE:
+
+ x->x_lines = cvHoughLines2( x->grey, x->x_storage, x->x_mode, 1, CV_PI/180, x->x_threshold, x->x_dresolution, x->x_aresolution );
+
+ if ( x->x_lines )
+ {
+ ulines = ( x->x_lines->total >= x->x_maxlines ) ? x->x_maxlines:x->x_lines->total;
+ // post( "pdp_opencv_hough_lines : found %d lines, shown : %d", x->x_lines->total, ulines );
+ for( i = 0; i < ulines; i++ )
+ {
+ float* line = (float*)cvGetSeqElem(x->x_lines,i);
+ float rho = line[0];
+ float theta = line[1];
+ char tindex[10];
+ CvPoint pt1, pt2;
+ double a = cos(theta), b = sin(theta);
+ double x0 = a*rho, y0 = b*rho;
+ pt1.x = cvRound(x0 + 1000*(-b));
+ pt1.y = cvRound(y0 + 1000*(a));
+ pt2.x = cvRound(x0 - 1000*(-b));
+ pt2.y = cvRound(y0 - 1000*(a));
+ cvLine( x->image, pt1, pt2, CV_RGB(255,0,0), 3, 8 );
+ sprintf( tindex, "%d", i );
+ pt1.x = (pt1.x+pt2.x)/2;
+ pt1.y = (pt1.y+pt2.y)/2;
+ cvPutText( x->image, tindex, pt1, &x->font, CV_RGB(255,255,255));
+ }
+ }
+ break;
+ }
+
+ cvReleaseMemStorage( &x->x_storage );
+
+ memcpy( newdata, x->image->imageData, x->x_size*3 );
+ return;
+}
+
+static void pdp_opencv_hough_lines_nightmode(t_pdp_opencv_hough_lines *x, t_floatarg fmode)
+{
+ if ((fmode==0.0)||(fmode==1.0)) x->night_mode = (int)fmode;
+}
+
+static void pdp_opencv_hough_lines_threshold(t_pdp_opencv_hough_lines *x, t_floatarg fthresh)
+{
+ if (fthresh>0.0) x->x_threshold = (int)fthresh;
+}
+
+static void pdp_opencv_hough_lines_minlength(t_pdp_opencv_hough_lines *x, t_floatarg flength)
+{
+ if (flength>0.0) x->x_minlength = (double)flength;
+}
+
+static void pdp_opencv_hough_lines_maxlines(t_pdp_opencv_hough_lines *x, t_floatarg fmaxlines)
+{
+ if (fmaxlines>0.0) x->x_maxlines = (int)fmaxlines;
+}
+
+static void pdp_opencv_hough_lines_gap(t_pdp_opencv_hough_lines *x, t_floatarg fgap)
+{
+ if (fgap>0.0) x->x_gap = (double)fgap;
+}
+
+static void pdp_opencv_hough_lines_aresolution(t_pdp_opencv_hough_lines *x, t_floatarg fresol)
+{
+ if (fresol>0.0) x->x_aresolution = (double)fresol;
+}
+
+static void pdp_opencv_hough_lines_dresolution(t_pdp_opencv_hough_lines *x, t_floatarg fresol)
+{
+ if (fresol>0.0) x->x_dresolution = (double)fresol;
+}
+
+static void pdp_opencv_hough_lines_mode(t_pdp_opencv_hough_lines *x, t_floatarg fmode )
+{
+ if ( fmode == CV_HOUGH_STANDARD )
+ {
+ x->x_mode = CV_HOUGH_STANDARD;
+ }
+ if ( fmode == CV_HOUGH_PROBABILISTIC )
+ {
+ x->x_mode = CV_HOUGH_PROBABILISTIC;
+ }
+ if ( fmode == CV_HOUGH_MULTI_SCALE )
+ {
+ x->x_mode = CV_HOUGH_MULTI_SCALE;
+ }
+}
+
+static void pdp_opencv_hough_lines_sendpacket(t_pdp_opencv_hough_lines *x)
+{
+ /* release the packet */
+ pdp_packet_mark_unused(x->x_packet0);
+ x->x_packet0 = -1;
+
+ /* unregister and propagate if valid dest packet */
+ pdp_packet_pass_if_valid(x->x_outlet0, &x->x_packet1);
+}
+
+static void pdp_opencv_hough_lines_process(t_pdp_opencv_hough_lines *x)
+{
+ int encoding;
+ t_pdp *header = 0;
+ char *parname;
+ unsigned pi;
+ int partype;
+ float pardefault;
+ t_atom plist[2];
+ t_atom tlist[2];
+ t_atom vlist[2];
+
+ /* check if image data packets are compatible */
+ if ( (header = pdp_packet_header(x->x_packet0))
+ && (PDP_BITMAP == header->type)){
+
+ /* pdp_opencv_hough_lines_process inputs and write into active inlet */
+ switch(pdp_packet_header(x->x_packet0)->info.image.encoding){
+
+ case PDP_BITMAP_RGB:
+ x->x_packet1 = pdp_packet_clone_rw(x->x_packet0);
+ pdp_queue_add(x, (void*)pdp_opencv_hough_lines_process_rgb, (void*)pdp_opencv_hough_lines_sendpacket, &x->x_queue_id);
+ break;
+
+ default:
+ /* don't know the type, so dont pdp_opencv_hough_lines_process */
+ break;
+
+ }
+ }
+
+}
+
+static void pdp_opencv_hough_lines_input_0(t_pdp_opencv_hough_lines *x, t_symbol *s, t_floatarg f)
+{
+ /* if this is a register_ro message or register_rw message, register with packet factory */
+
+ if (s == gensym("register_rw"))
+ x->x_dropped = pdp_packet_convert_ro_or_drop(&x->x_packet0, (int)f, pdp_gensym((char*)"bitmap/rgb/*") );
+
+ if ((s == gensym("process")) && (-1 != x->x_packet0) && (!x->x_dropped))
+ {
+ /* add the process method and callback to the process queue */
+ pdp_opencv_hough_lines_process(x);
+ }
+}
+
+static void pdp_opencv_hough_lines_free(t_pdp_opencv_hough_lines *x)
+{
+ int i;
+
+ pdp_queue_finish(x->x_queue_id);
+ pdp_packet_mark_unused(x->x_packet0);
+
+ //Destroy cv_images
+ cvReleaseImage( &x->image );
+ cvReleaseImage( &x->grey );
+}
+
+t_class *pdp_opencv_hough_lines_class;
+
+void *pdp_opencv_hough_lines_new(t_floatarg f)
+{
+ int i;
+
+ t_pdp_opencv_hough_lines *x = (t_pdp_opencv_hough_lines *)pd_new(pdp_opencv_hough_lines_class);
+ inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("win_size"));
+
+ x->x_outlet0 = outlet_new(&x->x_obj, &s_anything);
+ x->x_outlet1 = outlet_new(&x->x_obj, &s_anything);
+
+ x->x_packet0 = -1;
+ x->x_packet1 = -1;
+ x->x_queue_id = -1;
+
+ x->x_width = 320;
+ x->x_height = 240;
+ x->x_size = x->x_width * x->x_height;
+
+ x->x_mode = CV_HOUGH_STANDARD;
+ x->x_threshold = 200;
+ x->x_maxlines = 10;
+ x->x_minlength = 30.0;
+ x->x_gap = 10.0;
+ x->x_aresolution = 10.0;
+ x->x_dresolution = 30.0;
+ x->night_mode = 0;
+
+ // initialize font
+ cvInitFont( &x->font, CV_FONT_HERSHEY_PLAIN, 1.0, 1.0, 0, 1, 8 );
+
+ x->image = cvCreateImage( cvSize(x->x_width, x->x_height), 8, 3 );
+ x->grey = cvCreateImage( cvSize(x->x_width, x->x_height), 8, 1 );
+
+ return (void *)x;
+}
+
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+
+void pdp_opencv_hough_lines_setup(void)
+{
+
+ post( " pdp_opencv_hough_lines");
+ pdp_opencv_hough_lines_class = class_new(gensym("pdp_opencv_hough_lines"), (t_newmethod)pdp_opencv_hough_lines_new,
+ (t_method)pdp_opencv_hough_lines_free, sizeof(t_pdp_opencv_hough_lines), 0, A_DEFFLOAT, A_NULL);
+
+ class_addmethod(pdp_opencv_hough_lines_class, (t_method)pdp_opencv_hough_lines_input_0, gensym("pdp"), A_SYMBOL, A_DEFFLOAT, A_NULL);
+ class_addmethod(pdp_opencv_hough_lines_class, (t_method)pdp_opencv_hough_lines_nightmode, gensym("nightmode"), A_FLOAT, A_NULL );
+ class_addmethod(pdp_opencv_hough_lines_class, (t_method)pdp_opencv_hough_lines_mode, gensym("mode"), A_FLOAT, A_NULL );
+ class_addmethod(pdp_opencv_hough_lines_class, (t_method)pdp_opencv_hough_lines_threshold, gensym("threshold"), A_FLOAT, A_NULL );
+ class_addmethod(pdp_opencv_hough_lines_class, (t_method)pdp_opencv_hough_lines_minlength, gensym("minlength"), A_FLOAT, A_NULL );
+ class_addmethod(pdp_opencv_hough_lines_class, (t_method)pdp_opencv_hough_lines_gap, gensym("gap"), A_FLOAT, A_NULL );
+ class_addmethod(pdp_opencv_hough_lines_class, (t_method)pdp_opencv_hough_lines_aresolution, gensym("aresolution"), A_FLOAT, A_NULL );
+ class_addmethod(pdp_opencv_hough_lines_class, (t_method)pdp_opencv_hough_lines_dresolution, gensym("dresolution"), A_FLOAT, A_NULL );
+ class_addmethod(pdp_opencv_hough_lines_class, (t_method)pdp_opencv_hough_lines_maxlines, gensym("maxlines"), A_FLOAT, A_NULL );
+}
+
+#ifdef __cplusplus
+}
+#endif