From 20c08678d50435c2311ec0956adb20e5fa897338 Mon Sep 17 00:00:00 2001 From: "N.N." Date: Sat, 15 Aug 2009 12:33:38 +0000 Subject: added contours compare, hist compare, knearest (OCR), cleanups svn path=/trunk/externals/pdp_opencv/; revision=11920 --- pdp_opencv_bgstats.cc | 319 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 319 insertions(+) create mode 100755 pdp_opencv_bgstats.cc (limited to 'pdp_opencv_bgstats.cc') diff --git a/pdp_opencv_bgstats.cc b/pdp_opencv_bgstats.cc new file mode 100755 index 0000000..388367f --- /dev/null +++ b/pdp_opencv_bgstats.cc @@ -0,0 +1,319 @@ +/* + * Pure Data Packet module. + * Copyright (c) by Tom Schouten + * + * 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 +#include +#include +#include +#include +#include + +#include "pdp.h" + +#ifndef _EiC +#include "cv.h" +#include "cvaux.h" +#endif + + +typedef struct pdp_opencv_bgstats_struct +{ + t_object x_obj; + t_float x_f; + + t_outlet *x_outlet0; + t_outlet *x_outlet1; + int x_packet0; + int x_packet1; + int x_packet2; + int x_dropped; + int x_queue_id; + + int x_width; + int x_height; + int x_size; + + int x_erode; + float x_minarea; + float x_delta; + int x_frames; + + IplImage *foreground, *incoming; + + // Stat background model data + CvBGStatModel *x_model; + CvFGDStatModelParams x_modelparams; + +} t_pdp_opencv_bgstats; + +static void pdp_opencv_bgstats_process_rgb(t_pdp_opencv_bgstats *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); + t_pdp *bgheader = pdp_packet_header(x->x_packet2); + short int *bgdata = (short int *)pdp_packet_data(x->x_packet2); + + + if ((x->x_width != (t_int)header->info.image.width) || + (x->x_height != (t_int)header->info.image.height)) + { + 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_frames = 0; + + //Destroy cv_images + cvReleaseImage(&x->foreground); + cvReleaseImage(&x->incoming); + + //create the orig image with new size + x->foreground = cvCreateImage(cvSize(x->x_width,x->x_height), IPL_DEPTH_8U, 3); + x->incoming = cvCreateImage(cvSize(x->x_width,x->x_height), IPL_DEPTH_8U, 3); + + cvReleaseBGStatModel( &x->x_model ); + x->x_model = NULL; + } + + newheader->info.image.encoding = header->info.image.encoding; + newheader->info.image.width = x->x_width; + newheader->info.image.height = x->x_height; + + bgheader->info.image.encoding = header->info.image.encoding; + bgheader->info.image.width = x->x_width; + bgheader->info.image.height = x->x_height; + + memcpy( x->incoming->imageData, data, x->x_size*3 ); + + if ( x->x_model == NULL ) + { + x->x_modelparams.Lc = CV_BGFG_FGD_LC; + x->x_modelparams.N1c = CV_BGFG_FGD_N1C; + x->x_modelparams.N2c = CV_BGFG_FGD_N2C; + x->x_modelparams.Lcc = CV_BGFG_FGD_LCC; + x->x_modelparams.N1cc = CV_BGFG_FGD_N1CC; + x->x_modelparams.N2cc = CV_BGFG_FGD_N2CC; + x->x_modelparams.is_obj_without_holes = 1; + x->x_modelparams.alpha1 = CV_BGFG_FGD_ALPHA_1; + x->x_modelparams.alpha2 = CV_BGFG_FGD_ALPHA_2; + x->x_modelparams.alpha3 = CV_BGFG_FGD_ALPHA_3; + x->x_modelparams.T = CV_BGFG_FGD_T; + x->x_modelparams.perform_morphing = x->x_erode; + x->x_modelparams.minArea = x->x_minarea; + x->x_modelparams.delta = x->x_delta; + x->x_model = cvCreateFGDStatModel( x->incoming, &x->x_modelparams ); + } + else if ( x->x_frames == 5 ) + { + // strange model stabilize after a few frames + cvReleaseBGStatModel( &x->x_model ); + x->x_model = cvCreateFGDStatModel( x->incoming, &x->x_modelparams ); + } + else + { + cvUpdateBGStatModel( x->incoming, x->x_model ); + } + + x->x_frames++; + + cvCvtColor(x->x_model->foreground, x->foreground, CV_GRAY2BGR); + + memcpy( newdata, x->foreground->imageData, x->x_size*3 ); + memcpy( bgdata, x->x_model->background->imageData, x->x_size*3 ); + + return; +} + +static void pdp_opencv_bgstats_minarea(t_pdp_opencv_bgstats *x, t_floatarg f) +{ + if ( ( (int)f>0 ) && ( x->x_model != NULL ) ) + { + x->x_minarea = f; + x->x_modelparams.minArea = f; + cvReleaseBGStatModel( &x->x_model ); + x->x_model = cvCreateFGDStatModel( x->incoming, &x->x_modelparams ); + } +} + +static void pdp_opencv_bgstats_erode(t_pdp_opencv_bgstats *x, t_floatarg f) +{ + if ( ( (int)f>0 ) && ( x->x_model != NULL ) ) + { + x->x_erode = (int)f; + x->x_modelparams.perform_morphing = (int)f; + cvReleaseBGStatModel( &x->x_model ); + x->x_model = cvCreateFGDStatModel( x->incoming, &x->x_modelparams ); + } +} + +static void pdp_opencv_bgstats_delta(t_pdp_opencv_bgstats *x, t_floatarg f) +{ + if ( ( f>0.0 ) && ( x->x_model != NULL ) ) + { + x->x_delta = f; + x->x_modelparams.delta = f; + cvReleaseBGStatModel( &x->x_model ); + x->x_model = cvCreateFGDStatModel( x->incoming, &x->x_modelparams ); + } +} + +static void pdp_opencv_bgstats_reset(t_pdp_opencv_bgstats *x) +{ + if ( x->x_model != NULL ) + { + cvReleaseBGStatModel( &x->x_model ); + x->x_model = cvCreateFGDStatModel( x->incoming, &x->x_modelparams ); + } +} + +static void pdp_opencv_bgstats_sendpacket(t_pdp_opencv_bgstats *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); + pdp_packet_pass_if_valid(x->x_outlet1, &x->x_packet2); +} + +static void pdp_opencv_bgstats_process(t_pdp_opencv_bgstats *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_bgstats_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); + x->x_packet2 = pdp_packet_clone_rw(x->x_packet0); + pdp_queue_add(x, (void*)pdp_opencv_bgstats_process_rgb, (void*)pdp_opencv_bgstats_sendpacket, &x->x_queue_id); + break; + + default: + /* don't know the type, so dont pdp_opencv_bgstats_process */ + break; + + } + } + +} + +static void pdp_opencv_bgstats_input_0(t_pdp_opencv_bgstats *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_bgstats_process(x); + } +} + +static void pdp_opencv_bgstats_free(t_pdp_opencv_bgstats *x) +{ + int i; + + pdp_queue_finish(x->x_queue_id); + pdp_packet_mark_unused(x->x_packet0); + + //Destroy cv_images + cvReleaseImage(&x->foreground); + cvReleaseImage(&x->incoming); + + // release model + cvReleaseBGStatModel( &x->x_model ); +} + +t_class *pdp_opencv_bgstats_class; + + +void *pdp_opencv_bgstats_new(t_floatarg f) +{ + int i; + + t_pdp_opencv_bgstats *x = (t_pdp_opencv_bgstats *)pd_new(pdp_opencv_bgstats_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_packet2 = -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_erode = 2; + x->x_minarea = 10*10; + x->x_delta = 0.1; // 0.1 seconds + x->x_frames = 0; + + x->foreground = cvCreateImage(cvSize(x->x_width,x->x_height), IPL_DEPTH_8U, 3); + x->incoming = cvCreateImage(cvSize(x->x_width,x->x_height), IPL_DEPTH_8U, 3); + + x->x_model = NULL; + + return (void *)x; +} + + +#ifdef __cplusplus +extern "C" +{ +#endif + + +void pdp_opencv_bgstats_setup(void) +{ + + post( " pdp_opencv_bgstats"); + pdp_opencv_bgstats_class = class_new(gensym("pdp_opencv_bgstats"), (t_newmethod)pdp_opencv_bgstats_new, + (t_method)pdp_opencv_bgstats_free, sizeof(t_pdp_opencv_bgstats), 0, A_DEFFLOAT, A_NULL); + + class_addmethod(pdp_opencv_bgstats_class, (t_method)pdp_opencv_bgstats_input_0, gensym("pdp"), A_SYMBOL, A_DEFFLOAT, A_NULL); + class_addmethod(pdp_opencv_bgstats_class, (t_method)pdp_opencv_bgstats_minarea, gensym("minarea"), A_DEFFLOAT, A_NULL ); + class_addmethod(pdp_opencv_bgstats_class, (t_method)pdp_opencv_bgstats_erode, gensym("erode"), A_DEFFLOAT, A_NULL ); + class_addmethod(pdp_opencv_bgstats_class, (t_method)pdp_opencv_bgstats_delta, gensym("delta"), A_DEFFLOAT, A_NULL ); + class_addmethod(pdp_opencv_bgstats_class, (t_method)pdp_opencv_bgstats_reset, gensym("reset"), A_NULL ); + +} + +#ifdef __cplusplus +} +#endif -- cgit v1.2.1