select timeout OpenCV Error: Assertion failed (total() == 0 || data != __null) in Mat, file /home/liuxin/opencv-3.4.0/modules/core/include/opencv2/core/mat.inl.hpp, line 500 Traceback (most recent call last): F
internal function void push_back_(const void* elem); template<typename _Tp> void push_back(const _Tp& elem); template<typename _Tp> void push_back(const Mat_<_Tp>& elem); template<typename _Tp> void push_back(const std::vector<_Tp>& elem); void push_back(const Mat& m); void p...
21 Mat(int rows, int cols, int type, void* data, size_t step=AUTO_STEP); 22 Mat(Size size, int type, void* data, size_t step=AUTO_STEP); 23 Mat(int ndims, const int* sizes, int type, void* data, const size_t* steps=0); 24 25 //! creates a matrix header for a part ...
constructor for matrix headers pointing to user-allocated data21Mat(introws,intcols,inttype,void* data, size_t step=AUTO_STEP);22Mat(Size size,inttype,void* data, size_t step=AUTO_STEP);23Mat(intndims,constint* sizes,inttype,void* data,constsize_t* steps=0);2425//! creates a matrix...
Allocate the new data oftotal()*elemSize()bytes. Allocate the new, associated with the data, reference counter and set it to 1. 2014年11月14日补充:使用了Source Insight来阅读代码,找到了OpenCV中Mat类的create方法,主要代码摘录如下: 1//初始化头部信息及数据信息2flags = (_type & CV_MAT_TYPE...
t1=cvGetTickCount(); initModule_nonfree(); Mat img1, img2; img1=imread(path1,0); img2=imread(path2,0); if(img1.data==NULL) { cout<<"The image can not been loaded: "<<path1<<endl; system("pause"); exit(-1); } if(img2.data==NULL) { cout<<"The image not been ...
用<<构建Mat 用结构体封装函数 基于同一个接口类的子类可以用相同的类名 CV_Assert __builtin_trap(); cv::Exception 项目简介 opencv是一个开源计算机视觉算法库;高度优化,适应于实时应用(官方写的这个其实有些水分,里面很多算法达不到实时的性能);跨平台,支持Linux、 MacOS、 Windows、 iOS 和 Android,基本...
Exception message: OpenCV(4.9.0-dev) /home/kmtr/work/opencv4/modules/core/include/opencv2/core/mat.inl.hpp:910: error: (-215:Assertion failed) (unsigned)(i1 * DataType<_Tp>::channels) < (unsigned)(size.p[1] * channels()) in function 'at' ...
opencv/opencvPublic Sponsor NotificationsYou must be signed in to change notification settings Fork56.2k Star82.5k Files master Sign in to see the full file tree. modules/core/src copy.cpp Latest commit fengyuentau Merge pull request#27145from fengyuentau:4x/core/copyMask-simd ...
waitKey(0);}/** @brief 显示图像* @inputs* @outputs* @retval*/static void disp_image(const char *wn_name, Mat I){imshow(wn_name, I);waitKey(1000);}/** @brief 添加椒盐噪声* @inputs* @outputs* @retval*/static void salt(Mat &I, int n=3000){...