Where to find "opencv_shape440d.lib"
OS => Windows 10 64bit IDE => Visual Studio 2019 OpenCV Verison => 4.4 When i try to compile one of the example code provided in the OpenCV VIsual Studio Tutorial, it spits out a linking error...
View ArticleCan anyone please tell me what could be the best algorithm for presence...
I have one part which is black in color. I want to do defect detection on it. There is a circular region on which I need to check. If the circle is regular then it's OK if not then NOT OK. But the...
View ArticleWhere to find implementation of BFMatcher::match
I want to study the implementation of **BFMatcher** to make some modifications. I have found this file: https://github.com/opencv/opencv/blob/master/modules/features2d/src/matchers.cpp, which contains...
View ArticleHow to Detect Missing part of image
Hello Opencv member. I'm trying to detect missing part of image, Input include 2 image (baseImage, checkImage), 2 images of different sizes. how can i detect missing part of checkImage? I'm trying with...
View ArticleSyntaxError: Non-UTF-8 code starting with '\x90'
hi i wrote these codes for compute 3D projection matrix from numpy import stack, int32, dot, cross, float32, linalg import cv2 from matplotlib import pyplot as plt def...
View ArticlereprojectImageTo3D incorrect results
system: opencv 4.4.0 operating system: windows 10 Pro - visual studio 2019 PCL 1.11.1 point cloud viewer. I use this example https://github.com/opencv/opencv/blob/master/samples/cpp/stereo_match.cpp...
View ArticleOpenCV(3.4.11) Error: Unspecified error (Number of input channels should be...
I mauising opencv 3.4.11 for android. I get this error when i used the forward of Net function: Mat imageBlob = Dnn.blobFromImage(frame, 0.00392, new Size(416,416),new Scalar(0, 0, 0),/*swapRB*/false,...
View Articleerror: (-215:Assertion failed) size.width>0 && size.height>0 in function...
I am running the below code and getting the error. Although, I changed the path of the image and gave absolute path as well, but things are not working. Kindly help!! import cv2 import numpy as np...
View ArticleHelp with people detection and tracking
Hi I was following the example in this video https://www.youtube.com/watch?v=BCJYorKIlN8&t=78s. To build the code in this example I need OpenCV 3.4.1 tracking.hpp which I understand can be found...
View ArticleDisplay new window in second monitor
hello the system i made display full screen window of images keep changing, so what i need to do it display the console in the primary screen , and new window of images full screen on another monitor ,...
View ArticleFinding corresponding pixel coordinate of a single point before and after...
Let's begin by saying that i have a static image, called it `leftFrame.` This frame is passed to method `cv2.remap(leftFrame, map1, map2, cv2.INTER_LANCZ0S4,0)`, so that every pixel from original...
View ArticleDetach blobs with a contact point
Hello. I'm working with blob analysis and i'm having problems on detaching 2 blobs which have a contact point. The images i'm working on are of this type:  but in JavaScript. here is a screen shot of the...
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