I am new to OpenCV. I have a "simple" image of a stamp that I have already processed a bit, as you can see in the code below. Now I have the problem of cropping
In my simple app which I build with cmake I use opencv, which is installed with vcpkg. On CMakeLists.txt I have to find_package(OpenCV REQUIRED), replacing Open
I am using 2 raspberry pi and each of them has a camera connected. I am trying to run, from the first pi, a script to get the video feed of the second one. And
whenever I try to pip install opencv-python it comes with an error saying I need to install visual studio 2022 but I already have it installed. I'm completely o
I need to desaturate the background of this kind of images. I thought I can find the largest contour and desaturate everything around. So far I can find the lar
Could anybody please help me to convert YOLOv5 PyTorch model to ONNX or TensorFlow format to be able to use it with OpenCV C++ inference? I used this tutorial t
I wanted to get the essential or fundamental matrix for calibrated cameras (R, T, Ks are given). There are two cameras. Is this step correct to get the essentia
cmake_minimum_required(VERSION 3.0.0) project(opencvtest VERSION 0.1.0) include(CTest) enable_testing() set(OpenCV_DIR C:\Users\Sayar\opencv\build\) find_pac
I'm trying to run the Yolov4-tiny demo of Darknet but am encountering the following error: [WARN:0] global ../modules/videoio/src/cap_gstreamer.cpp (1824) handl
How do we "draw a square" on detected faces on camera preview feed in Flutter? Is there a cross platform solution to this? Flutter provides a Camera Plugin, but
I can's find the hexagons and circle clearly in this image, in the process of finding, i have used too many normal ways but there was still have no effective
I am trying to install OpenCV on my Mac using this tutorial: https://medium.com/macoclock/setting-up-mac-for-opencv-java-development-with-intellij-idea-fd2153eb
I have used the MOTION_HOMOGRAPHY function in OpenCV (python3.6) to register a pair of images, and I am trying to interpret the 3 x 3 warp matrix the function r
My model is already trained and is saved in model_trained.pkl file. And I'm trying to test the same using video captures. But getting error "FileNotFoundError:
I'm Tring To Convert A Chess Board Image Into A Matrix With The Pieces On The Board. like so: [ [P, P, P, P, P, P, P, P,] [P, P, P, P, P, P, P, P,] [-, -, -,
I am trying to update text om images using CV2.Puttext feature. Its adding all english words properly but special/asci characters like №,■,<<,
I'm following an online advanced CV course but the code wouldn't run properly for me. These are the error messages I've gotten: #Traceback (most recent call las
I need to inject Open CV to Qt according to this tutorial, but at the stage mingw32-make on cmd I got en error. C:/opencv/sources/3rdparty/protobuf/src/goog
I have the following image I find the contour using contours, hierarchy = cv2.findContours(thresh, cv2.RETR_LIST, cv2.CHAIN_APPROX_NONE) contour = contours[0]
I am trying to convert an RGB image to its Value component. I cannot use the RGB2HSV function because I have been instructed to convert it without it. If I am n