I'm trying to use of cvCalibrateCamera2() but i always have cv::Exception at memory location 0x0090F42C error. I have Visual Studio 2012 and OpenCV 2.4.6. When i install OpenCV 3.0.0, Visual Studio don't know cvCalibrateCamera2(). The code is here.
#include
#include
#include
#include
void help(){
printf("\n\n"
" Calling convention:\n"
" ch11_ex11_1 board_w board_h number_of_boards skip_frames\n"
"\n"
" WHERE:\n"
" board_w, board_h -- are the number of corners along the row and columns respectively\n"
" number_of_boards -- are the number of chessboard views to collect before calibration\n"
" skip_frames -- are the number of frames to skip before trying to collect another\n"
" good chessboard. This allows you time to move the chessboard. \n"
" Move it to many different locations and angles so that calibration \n"
" space will be well covered. \n"
"\n"
" Hit ‘p’ to pause/unpause, ESC to quit\n"
"\n");
}
int n_boards = 0; //Will be set by input list
int board_dt = 90; //Wait 90 frames per chessboard view
int board_w;
int board_h;
int main(int argc, char* argv[]) {
argc = 5;
CvCapture* capture;// = cvCreateCameraCapture( 0 );
// assert( capture );
if(argc != 5){
printf("\nERROR: Wrong number of input parameters");
help();
return -1;
}
// board_w = atoi(argv[1]);
// board_h = atoi(argv[2]);
// n_boards = atoi(argv[3]);
// board_dt = atoi(argv[4]);
int board_n = board_w * board_h;
CvSize board_sz = cvSize( board_w, board_h );
capture = cvCreateCameraCapture( 0 );
if(!capture) { printf("\nCouldn't open the camera\n"); help(); return -1;}
cvNamedWindow( "Calibration" );
cvNamedWindow( "Raw Video");
//ALLOCATE STORAGE
CvMat* image_points = cvCreateMat(n_boards*board_n,2,CV_32FC1);
CvMat* object_points = cvCreateMat(n_boards*board_n,3,CV_32FC1);
CvMat* point_counts = cvCreateMat(n_boards,1,CV_32SC1);
CvMat* intrinsic_matrix = cvCreateMat(3,3,CV_32FC1);
CvMat* distortion_coeffs = cvCreateMat(4,1,CV_32FC1);
CvPoint2D32f* corners = new CvPoint2D32f[ board_n ];
int corner_count;
int successes = 0;
int step, frame = 0;
IplImage *image = cvQueryFrame( capture );
IplImage *gray_image = cvCreateImage(cvGetSize(image),8,1);//subpixel
// CAPTURE CORNER VIEWS LOOP UNTIL WE’VE GOT n_boards
// SUCCESSFUL CAPTURES (ALL CORNERS ON THE BOARD ARE FOUND)
//
help();
while(successes < n_boards) {
//Skip every board_dt frames to allow user to move chessboard
if((frame++ % board_dt) == 0) {
//Find chessboard corners:
int found = cvFindChessboardCorners(
image, board_sz, corners, &corner_count,
CV_CALIB_CB_ADAPTIVE_THRESH | CV_CALIB_CB_FILTER_QUADS
);
//Get Subpixel accuracy on those corners
cvCvtColor(image, gray_image, CV_BGR2GRAY);
cvFindCornerSubPix(gray_image, corners, corner_count,
cvSize(11,11),cvSize(-1,-1), cvTermCriteria(
CV_TERMCRIT_EPS+CV_TERMCRIT_ITER, 30, 0.1 ));
//Draw it
cvDrawChessboardCorners(image, board_sz, corners,
corner_count, found);
// cvShowImage( "Calibration", image );
// If we got a good board, add it to our data
if( corner_count == board_n ) {
cvShowImage( "Calibration", image ); //show in color if we did collect the image
step = successes*board_n;
for( int i=step, j=0; j
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