Topics tagged mat

Topic	Replies	Views	Activity
Qr detector Opencv.js Polylines from points mat , opencvjs , webcam , qrcode	1	88	April 13, 2024
Why does use local variable in Mat::resize()? C++ mat , core	4	218	January 2, 2024
How to let cv::Mat constructed in a pre-allocated memory? C++ mat	0	146	October 16, 2023
Opencv.js (Javascript) How can I create a contour (Mat) object with vertices coordinates in an array mat , javascript , contour	0	231	July 28, 2023
How to store 4D mat of dimension [12242241CV_32FC1] to Bitmap Image Android/Java dnn , mat	2	213	June 20, 2023
Usage of UMat and Mat C++ mat , opencl	6	3332	April 24, 2023
Avoid confusion of matrix types C++ mat	1	566	December 5, 2022
How can I copy elements from one type of Mat to a different type of Mat C++ mat , core	2	1111	August 9, 2022
How to store Mat in std::array C++ mat	3	462	June 15, 2022
Question on matrix Multiplication to get a 1 by 1 matrix in OpenCV C++ mat , core	1	389	April 6, 2022
Convert Mat Image to uint32_t type C++ mat	1	596	December 9, 2021
Different order of elements while std::cout print a cv::Mat than to iterate with cv::Mat begin(), end() C++ mat , core	1	543	October 21, 2021
How can i access to the stats of the connectedComponentsWithStats function? C++ mat , imgproc , core	3	657	August 11, 2021
Why ROI not changed C++ mat , core	1	395	August 8, 2021
Opencv matrix multiplication C++ mat , core	1	2396	August 7, 2021
Why does .clone() doesn't copy rows? C++ mat , core	1	573	July 15, 2021
1D array to 16bits greyscale mat C++ mat , core	3	1008	June 17, 2021
How to deal with large images Python mat , core	15	8829	June 5, 2021
How to loose pixel ownership of a Mat C++ mat , core	4	660	May 6, 2021
Analyze RGB Videostream C++ mat , videoio , imgproc , core	7	713	April 28, 2021
When using a threshold, how can I tell which of the pixels are collected? Python mat , imgproc , core	1	345	April 26, 2021
How can I count how many black and white pixels are on a picture? mat , core	1	720	April 23, 2021
Cannot change pixel value of image C++ mat , core	2	1614	April 17, 2021
Is it possible to display an matrix with an Bitdepth of 16 Bit (Colormap) C++ mat , imgproc , core	2	605	April 9, 2021
Data type changed after .clone or copyTo mat , core	4	520	April 7, 2021
Python representation of Mat with pointer to user data Python mat , calib3d , highgui , videoio , core	7	1799	March 24, 2021
Assign one image's index location to another image C++ mat , core	5	496	March 15, 2021
Problems creating a chroma key without mask on C++ C++ mat , imgproc , core	3	857	March 7, 2021
ONNX forward method returns 1-1-1 FLOAT32 in c++ opencv Python dnn , mat , core	1	964	February 25, 2021
Image color reproduction with matrix C++ mat , cuda , imgproc , core	3	668	February 16, 2021