112 lines
3 KiB
Text
112 lines
3 KiB
Text
/*
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* grabFramesPMD implementation
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*
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* Copyright (C) Stanislav Serebryakov
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*
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* Released under the GPL version 3.
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*
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*/
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#if (defined(_WIN32) || defined(__WIN32__) || defined(__TOS_WIN__) || defined(__WINDOWS__) || (defined(__APPLE__) & defined(__MACH__)))
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#include <cv.h>
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#include <highgui.h>
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#elif (CV_MAJOR_VERSION == 2) && (CV_MINOR_VERSION < 2)
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#include <opencv/cv.h>
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#else
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#include <opencv2/opencv.hpp>
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include "pmdsdk2.h"
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#include "cvpmd.h"
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/* TODO:
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* flags:
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* subpixel
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* camera id
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* flip x and y
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* pmd mode?
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*/
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void usage(char *progName) {
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printf("%s <board-size-x> <board-size-y> <camera-id>\n", progName);
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printf("i.e.: %s 6 4 0\n", progName);
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printf("press space to detect chessboard and (again) to proceed.\n");
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}
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int main(int argc, char **argv) {
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if(argc < 4) {
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usage(argv[0]);
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exit(1);
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}
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PMD *pmd = initPMD("../o3d.L32.pcp", "192.168.0.69");
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IplImage *img = cvCreateImage(pmdGetSize(pmd), 8, 1);
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pmdUpdate(pmd->hnd);
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pmdQueryImage(pmd, img);
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IplImage *imgColor = cvCreateImage(cvGetSize(img), 8, 3);
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int patx = atoi(argv[1]);
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int paty = atoi(argv[2]);
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CvSize patternSize = cvSize(patx, paty);
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int cornersTotal = patternSize.width * patternSize.height;
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CvPoint2D32f *corners = (CvPoint2D32f*) malloc(cornersTotal * sizeof(CvPoint2D32f));
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cvNamedWindow("Camera", 0);
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int imageCnt = 0;
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bool grabFrame = false;
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char *filename = (char*) malloc(11 * sizeof(char));
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while(1) {
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pmdUpdate(pmd->hnd);
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pmdQueryImage(pmd, img);
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cvFlip(img, 0, 1); // flips image around the x-axes
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if(grabFrame) {
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/* ----- Chessboard detection -----
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-------------------------------- */
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int cornersCount; // should be the same for wcam and pmd and equal totalCorners
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int found = cvFindChessboardCorners(img, patternSize, corners,
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&cornersCount, CV_CALIB_CB_ADAPTIVE_THRESH | CV_CALIB_CB_FILTER_QUADS);
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cvFindCornerSubPix(img, corners, cornersCount, cvSize(4,4), cvSize(-1,-1),
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cvTermCriteria(CV_TERMCRIT_EPS | CV_TERMCRIT_ITER, 30, 0.1));
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if(found && (cornersCount == cornersTotal)) {
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cvCvtColor(img, imgColor, CV_GRAY2BGR);
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cvDrawChessboardCorners(imgColor, patternSize, corners, cornersCount, found);
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cvShowImage("Camera", imgColor);
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printf("grab?\n");
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int k = cvWaitKey(0);
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if(k == (int)' ') {
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imageCnt++;
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sprintf(filename, "image%02i.jpg", imageCnt); //TODO:try png
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printf("saved %s.\n", filename);
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cvSaveImage(filename, img);
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grabFrame = false;
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continue;
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}
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}
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}
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cvShowImage("Camera", img);
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if((int)' ' == cvWaitKey(5)) grabFrame = true;
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}
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return 0;
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}
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