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authorN.N. <sevyves@users.sourceforge.net>2009-10-12 22:56:45 +0000
committerN.N. <sevyves@users.sourceforge.net>2009-10-12 22:56:45 +0000
commite8268332983d8c7c28f868467c0e82f5b35e8511 (patch)
treef85354a87c9d82bc06b61431d3a9e81ed17c680d /pdp_opencv_bm.cc
parent42a7224336dd60ef6ae53ae8a5c446e11c9c8148 (diff)
passed everything to c++ for opencv 2.0
svn path=/trunk/externals/pdp_opencv/; revision=12584
Diffstat (limited to 'pdp_opencv_bm.cc')
-rwxr-xr-xpdp_opencv_bm.cc327
1 files changed, 327 insertions, 0 deletions
diff --git a/pdp_opencv_bm.cc b/pdp_opencv_bm.cc
new file mode 100755
index 0000000..1d26dab
--- /dev/null
+++ b/pdp_opencv_bm.cc
@@ -0,0 +1,327 @@
+/*
+ * 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
+
+typedef struct pdp_opencv_bm_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;
+
+ // OpenCv structures
+ IplImage *image, *grey, *prev_grey, *swap_temp;
+ IplImage *x_velx, *x_vely;
+ CvSize x_blocksize, x_shiftsize, x_maxrange, x_velsize;
+
+ int x_nightmode;
+ int x_threshold;
+ CvFont font;
+
+} t_pdp_opencv_bm;
+
+static void pdp_opencv_bm_process_rgb(t_pdp_opencv_bm *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,im;
+ int marked;
+ int px,py;
+
+ if ((x->x_width != (t_int)header->info.image.width) ||
+ (x->x_height != (t_int)header->info.image.height) || (!x->image))
+ {
+
+ post("pdp_opencv_bm :: 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;
+
+ x->x_velsize.width = (x->x_width-x->x_blocksize.width)/x->x_shiftsize.width;
+ x->x_velsize.height = (x->x_height-x->x_blocksize.height)/x->x_shiftsize.height;
+ x->x_maxrange.width = x->x_width;
+ x->x_maxrange.height = x->x_height;
+
+ //Destroy cv_images
+ cvReleaseImage( &x->image );
+ cvReleaseImage( &x->grey );
+ cvReleaseImage( &x->prev_grey );
+ cvReleaseImage( &x->x_velx );
+ cvReleaseImage( &x->x_vely );
+
+ //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 );
+ x->prev_grey = cvCreateImage( cvSize(x->x_width, x->x_height), 8, 1 );
+
+ x->x_velx = cvCreateImage( x->x_velsize, IPL_DEPTH_32F, 1 );
+ x->x_vely = cvCreateImage( x->x_velsize, IPL_DEPTH_32F, 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 );
+
+ if( x->x_nightmode )
+ cvZero( x->image );
+
+ cvCalcOpticalFlowBM( x->prev_grey, x->grey,
+ x->x_blocksize, x->x_shiftsize,
+ x->x_maxrange, 1,
+ x->x_velx, x->x_vely );
+
+ for( py=0; py<x->x_velsize.height; py++ )
+ {
+ for( px=0; px<x->x_velsize.width; px++ )
+ {
+ float velxf = (float)*( x->x_velx->imageData + py * x->x_velx->widthStep + px);
+ float velyf = (float)*( x->x_vely->imageData + py * x->x_vely->widthStep + px);
+
+ if ( sqrt( velxf*velxf + velyf*velyf ) > x->x_threshold )
+ {
+ // post( "pdp_opencv_bm : (%d,%d) values (%f,%f)", px, py, velxf, velyf );
+ CvPoint orig, dest;
+ orig.x = px*x->x_shiftsize.width;
+ orig.y = py*x->x_shiftsize.height;
+ dest.x = px*x->x_shiftsize.width+(int)velxf;
+ dest.y = py*x->x_shiftsize.height+(int)velyf;
+
+ cvLine( x->image, orig, dest, CV_RGB(0,255,0), 1, 8 );
+ }
+ }
+ }
+
+ CV_SWAP( x->prev_grey, x->grey, x->swap_temp );
+
+ memcpy( newdata, x->image->imageData, x->x_size*3 );
+ return;
+}
+
+static void pdp_opencv_bm_nightmode(t_pdp_opencv_bm *x, t_floatarg f)
+{
+ if ((f==0.0)||(f==1.0)) x->x_nightmode = (int)f;
+}
+
+static void pdp_opencv_bm_threshold(t_pdp_opencv_bm *x, t_floatarg f)
+{
+ if (f>=0.0) x->x_threshold = (int)f;
+}
+
+static void pdp_opencv_bm_blocksize(t_pdp_opencv_bm *x, t_floatarg fwidth, t_floatarg fheight )
+{
+ if (fwidth>=1.0) x->x_blocksize.width = (int)fwidth;
+ if (fheight>=1.0) x->x_blocksize.height = (int)fheight;
+
+ x->x_velsize.width = (x->x_width-x->x_blocksize.width)/x->x_shiftsize.width;
+ x->x_velsize.height = (x->x_height-x->x_blocksize.height)/x->x_shiftsize.height;
+ cvReleaseImage( &x->x_velx );
+ cvReleaseImage( &x->x_vely );
+ x->x_velx = cvCreateImage( x->x_velsize, IPL_DEPTH_32F, 1 );
+ x->x_vely = cvCreateImage( x->x_velsize, IPL_DEPTH_32F, 1 );
+
+}
+
+static void pdp_opencv_bm_shiftsize(t_pdp_opencv_bm *x, t_floatarg fwidth, t_floatarg fheight )
+{
+ if (fwidth>=1.0) x->x_shiftsize.width = (int)fwidth;
+ if (fheight>=1.0) x->x_shiftsize.height = (int)fheight;
+
+ x->x_velsize.width = (x->x_width-x->x_blocksize.width)/x->x_shiftsize.width;
+ x->x_velsize.height = (x->x_height-x->x_blocksize.height)/x->x_shiftsize.height;
+ cvReleaseImage( &x->x_velx );
+ cvReleaseImage( &x->x_vely );
+ x->x_velx = cvCreateImage( x->x_velsize, IPL_DEPTH_32F, 1 );
+ x->x_vely = cvCreateImage( x->x_velsize, IPL_DEPTH_32F, 1 );
+}
+
+static void pdp_opencv_bm_maxrange(t_pdp_opencv_bm *x, t_floatarg fwidth, t_floatarg fheight )
+{
+ if (fwidth>=1.0) x->x_maxrange.width = (int)fwidth;
+ if (fheight>=1.0) x->x_maxrange.height = (int)fheight;
+}
+
+static void pdp_opencv_bm_sendpacket(t_pdp_opencv_bm *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_bm_process(t_pdp_opencv_bm *x)
+{
+ int encoding;
+ t_pdp *header = 0;
+
+ /* check if image data packets are compatible */
+ if ( (header = pdp_packet_header(x->x_packet0))
+ && (PDP_BITMAP == header->type)){
+
+ /* pdp_opencv_bm_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_bm_process_rgb, (void*)pdp_opencv_bm_sendpacket, &x->x_queue_id);
+ break;
+
+ default:
+ /* don't know the type, so dont pdp_opencv_bm_process */
+ break;
+
+ }
+ }
+
+}
+
+static void pdp_opencv_bm_input_0(t_pdp_opencv_bm *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_bm_process(x);
+ }
+}
+
+static void pdp_opencv_bm_free(t_pdp_opencv_bm *x)
+{
+ int i;
+
+ pdp_queue_finish(x->x_queue_id);
+ pdp_packet_mark_unused(x->x_packet0);
+ //cv_freeplugins(x);
+
+ //Destroy cv_images
+ cvReleaseImage( &x->image );
+ cvReleaseImage( &x->grey );
+ cvReleaseImage( &x->prev_grey );
+ cvReleaseImage( &x->x_velx );
+ cvReleaseImage( &x->x_vely );
+}
+
+t_class *pdp_opencv_bm_class;
+
+void *pdp_opencv_bm_new(t_floatarg f)
+{
+ int i;
+
+ t_pdp_opencv_bm *x = (t_pdp_opencv_bm *)pd_new(pdp_opencv_bm_class);
+
+ 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_nightmode=0;
+ x->x_threshold=10;
+ x->x_blocksize.width = 10;
+ x->x_blocksize.height = 10;
+ x->x_shiftsize.width = 10;
+ x->x_shiftsize.height = 10;
+ x->x_maxrange.width = x->x_width;
+ x->x_maxrange.height = x->x_height;
+ x->x_velsize.width = (x->x_width-x->x_blocksize.width)/x->x_shiftsize.width;
+ x->x_velsize.height = (x->x_height-x->x_blocksize.height)/x->x_shiftsize.height;
+
+ // 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 );
+ x->prev_grey = cvCreateImage( cvSize(x->x_width, x->x_height), 8, 1 );
+
+ x->x_velx = cvCreateImage( x->x_velsize, IPL_DEPTH_32F, 1 );
+ x->x_vely = cvCreateImage( x->x_velsize, IPL_DEPTH_32F, 1 );
+
+ return (void *)x;
+}
+
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+
+void pdp_opencv_bm_setup(void)
+{
+
+ post( " pdp_opencv_bm");
+ pdp_opencv_bm_class = class_new(gensym("pdp_opencv_bm"), (t_newmethod)pdp_opencv_bm_new,
+ (t_method)pdp_opencv_bm_free, sizeof(t_pdp_opencv_bm), 0, A_DEFFLOAT, A_NULL);
+
+ class_addmethod(pdp_opencv_bm_class, (t_method)pdp_opencv_bm_input_0, gensym("pdp"), A_SYMBOL, A_DEFFLOAT, A_NULL);
+ class_addmethod(pdp_opencv_bm_class, (t_method)pdp_opencv_bm_nightmode, gensym("nightmode"), A_FLOAT, A_NULL );
+ class_addmethod(pdp_opencv_bm_class, (t_method)pdp_opencv_bm_threshold, gensym("threshold"), A_FLOAT, A_NULL );
+ class_addmethod(pdp_opencv_bm_class, (t_method)pdp_opencv_bm_blocksize, gensym("blocksize"), A_FLOAT, A_FLOAT, A_NULL );
+ class_addmethod(pdp_opencv_bm_class, (t_method)pdp_opencv_bm_shiftsize, gensym("shiftsize"), A_FLOAT, A_FLOAT, A_NULL );
+ class_addmethod(pdp_opencv_bm_class, (t_method)pdp_opencv_bm_maxrange, gensym("maxrange"), A_FLOAT, A_FLOAT, A_NULL );
+
+}
+
+#ifdef __cplusplus
+}
+#endif