From e8268332983d8c7c28f868467c0e82f5b35e8511 Mon Sep 17 00:00:00 2001 From: "N.N." Date: Mon, 12 Oct 2009 22:56:45 +0000 Subject: passed everything to c++ for opencv 2.0 svn path=/trunk/externals/pdp_opencv/; revision=12584 --- pdp_opencv_dft.c | 397 ------------------------------------------------------- 1 file changed, 397 deletions(-) delete mode 100755 pdp_opencv_dft.c (limited to 'pdp_opencv_dft.c') diff --git a/pdp_opencv_dft.c b/pdp_opencv_dft.c deleted file mode 100755 index 4cfac5f..0000000 --- a/pdp_opencv_dft.c +++ /dev/null @@ -1,397 +0,0 @@ -/* - * 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" -#endif - -typedef struct pdp_opencv_dft_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_calculate; - int dft_M; - int dft_N; - - // The output and temporary images - IplImage *image; - IplImage *gray; - IplImage *input_re; - IplImage *input_im; - IplImage *input_co; - CvMat *dft_A; - IplImage *image_re; - IplImage *image_im; - IplImage *image_mout; - IplImage *image_pout; - -} t_pdp_opencv_dft; - -// rearrange the quadrants of Fourier image so that the origin is at -// the image center - -void pdp_opencv_dft_shift_dft(CvArr * src_arr, CvArr * dst_arr ) -{ - CvMat *tmp=NULL; - CvMat q1stub, q2stub; - CvMat q3stub, q4stub; - CvMat d1stub, d2stub; - CvMat d3stub, d4stub; - CvMat * q1, * q2, * q3, * q4; - CvMat * d1, * d2, * d3, * d4; - - CvSize size = cvGetSize(src_arr); - CvSize dst_size = cvGetSize(dst_arr); - int cx, cy; - - if(dst_size.width != size.width || - dst_size.height != size.height){ - error( "pdp_opencv_dft : source and destination arrays must have the same size" ); - } - - if(src_arr==dst_arr){ - tmp = cvCreateMat(size.height/2, size.width/2, cvGetElemType(src_arr)); - } - - cx = size.width/2; - cy = size.height/2; // image center - - q1 = cvGetSubRect( src_arr, &q1stub, cvRect(0,0,cx, cy) ); - q2 = cvGetSubRect( src_arr, &q2stub, cvRect(cx,0,cx,cy) ); - q3 = cvGetSubRect( src_arr, &q3stub, cvRect(cx,cy,cx,cy) ); - q4 = cvGetSubRect( src_arr, &q4stub, cvRect(0,cy,cx,cy) ); - d1 = cvGetSubRect( src_arr, &d1stub, cvRect(0,0,cx,cy) ); - d2 = cvGetSubRect( src_arr, &d2stub, cvRect(cx,0,cx,cy) ); - d3 = cvGetSubRect( src_arr, &d3stub, cvRect(cx,cy,cx,cy) ); - d4 = cvGetSubRect( src_arr, &d4stub, cvRect(0,cy,cx,cy) ); - - if(src_arr!=dst_arr){ - if( !CV_ARE_TYPES_EQ( q1, d1 )){ - error( "pdp_opencv_dft : source and destination arrays must have the same format" ); - } - cvCopy(q3, d1, 0); - cvCopy(q4, d2, 0); - cvCopy(q1, d3, 0); - cvCopy(q2, d4, 0); - } - else{ - cvCopy(q3, tmp, 0); - cvCopy(q1, q3, 0); - cvCopy(tmp, q1, 0); - cvCopy(q4, tmp, 0); - cvCopy(q2, q4, 0); - cvCopy(tmp, q2, 0); - } - if(src_arr==dst_arr){ - cvReleaseMat( &tmp ); - } -} - -static void pdp_opencv_dft_process_rgb(t_pdp_opencv_dft *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 *phaseheader = pdp_packet_header(x->x_packet2); - short int *phasedata = (short int *)pdp_packet_data(x->x_packet2); - CvMat tmp; - double m,M; - int px,py; - - if ((x->x_width != (t_int)header->info.image.width) || - (x->x_height != (t_int)header->info.image.height)) - { - post("pdp_opencv_dft :: resizing"); - - 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->gray ); - cvReleaseImage( &x->input_re ); - cvReleaseImage( &x->input_im ); - cvReleaseImage( &x->input_co ); - cvReleaseMat( &x->dft_A ); - //cvReleaseImage( &x->image_re ); - //cvReleaseImage( &x->image_im ); - //cvReleaseImage( &x->image_mout ); - //cvReleaseImage( &x->image_pout ); - - x->image = cvCreateImage(cvSize(x->x_width,x->x_height), IPL_DEPTH_8U, 3); - x->gray = cvCreateImage(cvSize(x->image->width,x->image->height), IPL_DEPTH_8U, 1); - x->input_re = cvCreateImage( cvGetSize(x->image), IPL_DEPTH_64F, 1); - x->input_im = cvCreateImage( cvGetSize(x->image), IPL_DEPTH_64F, 1); - x->input_co = cvCreateImage( cvGetSize(x->image), IPL_DEPTH_64F, 2); - x->dft_M = cvGetOptimalDFTSize( x->gray->height - 1 ); - x->dft_N = cvGetOptimalDFTSize( x->gray->width - 1 ); - x->dft_A = cvCreateMat( x->dft_M, x->dft_N, CV_64FC2 ); - x->image_re = cvCreateImage( cvSize(x->dft_N, x->dft_M), IPL_DEPTH_64F, 1); - x->image_im = cvCreateImage( cvSize(x->dft_N, x->dft_M), IPL_DEPTH_64F, 1); - x->image_mout = cvCreateImage( cvSize(x->image->width, x->image->height), IPL_DEPTH_8U, 1); - x->image_pout = cvCreateImage( cvSize(x->image->width, x->image->height), IPL_DEPTH_8U, 1); - } - - newheader->info.image.encoding = PDP_BITMAP_GREY; - newheader->info.image.width = x->x_width; - newheader->info.image.height = x->x_height; - - memcpy( x->image->imageData, data, x->x_size*3 ); - cvCvtColor(x->image, x->gray, CV_BGR2GRAY); - - if ( x->x_calculate ) - { - // discrete fourier transform - cvScale(x->gray, x->input_re, 1.0, 0.0); - cvZero(x->input_im); - cvMerge(x->input_re, x->input_im, NULL, NULL, x->input_co); - - // copy A to dft_A and pad dft_A with zeros - cvGetSubRect( x->dft_A, &tmp, cvRect(0,0, x->gray->width, x->gray->height)); - cvCopy( x->input_co, &tmp, NULL ); - if( x->dft_A->cols > x->gray->width ) - { - cvGetSubRect( x->dft_A, &tmp, cvRect(x->gray->width,0, x->dft_A->cols - x->gray->width, x->gray->height)); - cvZero( &tmp ); - } - - // no need to pad bottom part of dft_A with zeros because of - // use nonzero_rows parameter in cvDFT() call below - cvDFT( x->dft_A, x->dft_A, CV_DXT_FORWARD, x->input_co->height ); - - // Split Fourier in real and imaginary parts - cvSplit( x->dft_A, x->image_re, x->image_im, 0, 0 ); - - // calculate phase - for( py=0; pyimage_re->height; py++ ) { - double* ptrr = (double*) ( x->image_re->imageData + py * x->image_re->widthStep); - double* ptri = (double*) ( x->image_im->imageData + py * x->image_im->widthStep); - float* ptrp = (float*) ( x->image_pout->imageData + py * x->image_pout->widthStep); - for( px=0; pximage_re->width; px++ ) { - (*(ptrp+px)) = cvFastArctan( (float)*(ptri+px), (float)*(ptrr+px) ); - } - } - - // Compute the magnitude of the spectrum Mag = sqrt(Re^2 + Im^2) - cvPow( x->image_re, x->image_re, 2.0); - cvPow( x->image_im, x->image_im, 2.0); - cvAdd( x->image_re, x->image_im, x->image_re, NULL); - cvPow( x->image_re, x->image_re, 0.5 ); - - // Compute log(1 + Mag) - cvAddS( x->image_re, cvScalarAll(1.0), x->image_re, NULL ); // 1 + Mag - cvLog( x->image_re, x->image_re ); // log(1 + Mag) - - // Rearrange the quadrants of Fourier image so that the origin is at - // the image center - pdp_opencv_dft_shift_dft( x->image_re, x->image_re ); - - // normalize image - cvMinMaxLoc(x->image_re, &m, &M, NULL, NULL, NULL); - cvScale(x->image_re, x->image_re, 255.0/(M-m), 255.0*(-m)/(M-m)); - - for( py=0; pyimage_re->height; py++ ) { - double* ptri = (double*) ( x->image_re->imageData + py * x->image_re->widthStep); - unsigned char* ptrp = (unsigned char*) ( x->image_mout->imageData + py * x->image_mout->widthStep); - for( px=0; pximage_re->width; px++ ) { - if ( *(ptrp+px) > 255.0 ) post( "pdp_opencv_dft : error value over 255" ); - (*(ptrp+px)) = (unsigned char)( (*(ptri+px)) ); - } - } - - x->x_calculate=0; - } - - cvCvtColor(x->image_mout, x->image, CV_GRAY2RGB); - memcpy( newdata, x->image->imageData, x->x_size*3 ); - cvCvtColor(x->image_pout, x->image, CV_GRAY2RGB); - memcpy( phasedata, x->image->imageData, x->x_size*3 ); - - return; -} - -static void pdp_opencv_dft_sendpacket(t_pdp_opencv_dft *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); - - /* unregister and propagate if valid dest packet */ - pdp_packet_pass_if_valid(x->x_outlet1, &x->x_packet2); - - pdp_packet_mark_unused(x->x_packet1); - pdp_packet_mark_unused(x->x_packet2); -} - -static void pdp_opencv_dft_process(t_pdp_opencv_dft *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_dft_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, pdp_opencv_dft_process_rgb, pdp_opencv_dft_sendpacket, &x->x_queue_id); - break; - - default: - /* don't know the type, so dont pdp_opencv_dft_process */ - break; - - } - } - -} - -static void pdp_opencv_dft_calculate(t_pdp_opencv_dft *x) -{ - x->x_calculate=1; -} - -static void pdp_opencv_dft_input_0(t_pdp_opencv_dft *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("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_dft_process(x); - } -} - -static void pdp_opencv_dft_free(t_pdp_opencv_dft *x) -{ - int i; - - //destroy cv structures - cvReleaseImage( &x->image ); - //cvReleaseImage( &x->gray ); - cvReleaseImage( &x->input_re ); - cvReleaseImage( &x->input_im ); - cvReleaseImage( &x->input_co ); - cvReleaseMat( &x->dft_A ); - //cvReleaseImage( &x->image_re ); - //cvReleaseImage( &x->image_im ); - //cvReleaseImage( &x->image_mout ); - //cvReleaseImage( &x->image_pout ); - - pdp_queue_finish(x->x_queue_id); - pdp_packet_mark_unused(x->x_packet0); - -} - -t_class *pdp_opencv_dft_class; - - -void *pdp_opencv_dft_new(t_floatarg f) -{ - int i; - - t_pdp_opencv_dft *x = (t_pdp_opencv_dft *)pd_new(pdp_opencv_dft_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->image = cvCreateImage(cvSize(x->x_width,x->x_height), IPL_DEPTH_8U, 3); - x->gray = cvCreateImage(cvSize(x->x_width,x->x_height), IPL_DEPTH_8U, 1); - x->input_re = cvCreateImage( cvGetSize(x->image), IPL_DEPTH_64F, 1); - x->input_im = cvCreateImage( cvGetSize(x->image), IPL_DEPTH_64F, 1); - x->input_co = cvCreateImage( cvGetSize(x->image), IPL_DEPTH_64F, 2); - x->dft_M = cvGetOptimalDFTSize( x->gray->height - 1 ); - x->dft_N = cvGetOptimalDFTSize( x->gray->width - 1 ); - x->dft_A = cvCreateMat( x->dft_M, x->dft_N, CV_64FC2 ); - x->image_re = cvCreateImage( cvSize(x->dft_N, x->dft_M), IPL_DEPTH_64F, 1); - x->image_im = cvCreateImage( cvSize(x->dft_N, x->dft_M), IPL_DEPTH_64F, 1); - x->image_mout = cvCreateImage( cvSize(x->dft_N, x->dft_M), IPL_DEPTH_8U, 1); - x->image_pout = cvCreateImage( cvSize(x->dft_N, x->dft_M), IPL_DEPTH_8U, 1); - - // calculate first dft - x->x_calculate=1; - - return (void *)x; -} - - -#ifdef __cplusplus -extern "C" -{ -#endif - - -void pdp_opencv_dft_setup(void) -{ - - post( " pdp_opencv_dft"); - pdp_opencv_dft_class = class_new(gensym("pdp_opencv_dft"), (t_newmethod)pdp_opencv_dft_new, - (t_method)pdp_opencv_dft_free, sizeof(t_pdp_opencv_dft), 0, A_DEFFLOAT, A_NULL); - - class_addmethod(pdp_opencv_dft_class, (t_method)pdp_opencv_dft_input_0, gensym("pdp"), A_SYMBOL, A_DEFFLOAT, A_NULL); - class_addmethod(pdp_opencv_dft_class, (t_method)pdp_opencv_dft_calculate, gensym("bang"), A_NULL); - -} - -#ifdef __cplusplus -} -#endif -- cgit v1.2.1