C++ OpenCV findContours()错误VS2015 Opencv2413

C++ OpenCV findContours()错误VS2015 Opencv2413,c++,opencv,debugging,break,C++,Opencv,Debugging,Break,我在运行OpenCVfindContours时遇到问题。我不太明白错误是什么。在构建过程中,没有错误 以下是错误消息: ] 这是我的密码: #include <iostream> #include "opencv2/highgui/highgui.hpp" #include "opencv2/imgproc/imgproc.hpp" using namespace cv; using namespace std; int main(int argc, char** argv) {

我在运行OpenCV
findContours
时遇到问题。我不太明白错误是什么。在构建过程中,没有错误

以下是错误消息:

]

这是我的密码:

#include <iostream>
#include "opencv2/highgui/highgui.hpp"
#include "opencv2/imgproc/imgproc.hpp"

using namespace cv;
using namespace std;

int main(int argc, char** argv)
{
    VideoCapture cap(0); //capture the video from web cam

    if (!cap.isOpened())  // if not success, exit program
    {
        cout << "Cannot open the web cam" << endl;
        return -1;
    }

    namedWindow("Control", CV_WINDOW_AUTOSIZE); //create a window called "Control"

    int iLowH = 0;
    int iHighH = 179;

    int iLowS = 0;
    int iHighS = 255;

    int iLowV = 0;
    int iHighV = 255;

    //Create trackbars in "Control" window
    cvCreateTrackbar("LowH", "Control", &iLowH, 179); //Hue (0 - 179)
    cvCreateTrackbar("HighH", "Control", &iHighH, 179);

    cvCreateTrackbar("LowS", "Control", &iLowS, 255); //Saturation (0 - 255)
    cvCreateTrackbar("HighS", "Control", &iHighS, 255);

    cvCreateTrackbar("LowV", "Control", &iLowV, 255); //Value (0 - 255)
    cvCreateTrackbar("HighV", "Control", &iHighV, 255);

    while (true)
    {
        Mat imgOriginal;

        bool bSuccess = cap.read(imgOriginal); // read a new frame from video

        if (!bSuccess) //if not success, break loop
        {
            cout << "Cannot read a frame from video stream" << endl;
            break;
        }

        Mat imgHSV;

        cvtColor(imgOriginal, imgHSV, COLOR_BGR2HSV); //Convert the captured frame from BGR to HSV

        Mat imgThresholded;

        inRange(imgHSV, Scalar(iLowH, iLowS, iLowV), Scalar(iHighH, iHighS, iHighV), imgThresholded); //Threshold the image

                                                                                                      //morphological opening (remove small objects from the foreground)
        erode(imgThresholded, imgThresholded, getStructuringElement(MORPH_ELLIPSE, Size(5, 5)));
        dilate(imgThresholded, imgThresholded, getStructuringElement(MORPH_ELLIPSE, Size(5, 5)));

        //morphological closing (fill small holes in the foreground)
        dilate(imgThresholded, imgThresholded, getStructuringElement(MORPH_ELLIPSE, Size(5, 5)));
        erode(imgThresholded, imgThresholded, getStructuringElement(MORPH_ELLIPSE, Size(5, 5)));

        vector<vector<Point> > contours;
        vector<Vec4i> hierarchy;

        findContours(imgThresholded, contours, hierarchy, CV_RETR_TREE, CV_CHAIN_APPROX_SIMPLE, Point(0, 0));

        imshow("Thresholded Image", imgThresholded); //show the thresholded image
        imshow("Original", imgOriginal); //show the original image

        if (waitKey(30) == 27) //wait for 'esc' key press for 30ms. If 'esc' key is pressed, break loop
        {
            cout << "esc key is pressed by user" << endl;
            break;
        }
    }

    return 0;

}
#包括
#包括“opencv2/highgui/highgui.hpp”
#包括“opencv2/imgproc/imgproc.hpp”
使用名称空间cv;
使用名称空间std;
int main(int argc,字符**argv)
{
VideoCapture cap(0);//从网络摄像机捕获视频
如果(!cap.isopend())//如果不成功,退出程序
{

cout实际上,这是VS2013、VS2015和OpenCV之间已知的兼容性错误。我的临时解决方案是在返回之前添加下面显示的两行

cv::imshow("img", threshold);
cv::destroyAllWindows();

我也遇到了这些错误,但是在VisualStudio2010上开发时,我花了很多时间在这些错误上。 最后,我发现这是因为我使用了opencv-lib而不是vc10(对于vs2010)和vc14(对于vs2015)。 更改opencv库可更正此错误。
vc10-opencv库的构建也花费了我很多时间。当有人尝试过但opencv构建仍然没有成功时,请与我联系。我可能可以帮助你。

发布最小代码来复制,这是不可能的。从错误来看,你似乎正在访问不应该访问的内存,也许你没有分配一些内存所需输入。例如,您链接的OpenCV库的全名是什么?在本例中,您是在调试模式还是发布模式下编译应用程序?@DanMašek我是在调试模式下编译的。库列表:OpenCV_core2413d.lib OpenCV_imgproc2413d.lib OpenCV_highgui2413d.lib OpenCV_ml24134;.lib OpenCV_video24134;.lib OpenCV features2413d.lib opencv_calib3d2413d.lib opencv_legacy2413d.lib opencv_objdetect2413d.lib opencv_contrib2413d.lib opencv_flann2413d。lib@AdibIdzam好的。下一个问题,你是否建立了自己的OpenCV二进制文件?或者你得到了一些预编译的二进制文件吗?如果是这样,他们用什么来编译?MMSS 2015有Visual C++ 14(<代码> VC14<代码>)默认情况下,
vc12
出现在MSVS2013中,
vc11
出现在MSVS2012中。恐怕2.4.13的官方下载包中只有vc11和vc12的二进制文件。@DanMašek我使用了2.4.13Dan Masek包中的vc11,我感谢它的改进。另外@Tom,感谢它帮助消除了FindOntours的错误。添加行的原因是什么?不知道为什么有人否决了你的回答。但也许你可以扩展一下库的主题?什么是
opencv-lib
?什么是
vc10
vc14