I have been trying to install opencv4nodejs package with npm install opencv4nodejs command. But unfortunately the below is being thrown. Have done some research
I am developing a mini autonomous car using 3 CNNs and a camera sensor using this approach. One of the CNNs detects lanes on the images and outputs images wit
I am having trouble detecting QR code using Pyzbar. Under perfection condition, I am able to detect the QR code using the original png image. However, when I do
I'm trying to take the output of a yolov5s.onnx model and and run NMSBoxes on it. But I keep getting this error: Traceback (most recent call last): File "pyth
I installed opencv and numpy using pip on debian 11.2 with python 3.9. In visual studio the modules aren't available and terminal returns: Traceback (most recen
I have tried running this code for the OpenCV face detection and upon running it I get the error (AttributeError: module 'cv2.cv2' has no attribute 'CascadeClas
I needed to run some parts of the code in GPU using cupy instead of numpy. So, I only made comment out for this line # import numpy as np and used this line ins
How can I calculate distance from camera to a point on a ground plane from an image? I have the intrinsic parameters of the camera and the position (height, p
I'm trying to use OpenCV.js in web workers in Angular. My project needs to conduct multiple graphic computings at the same time, which would take long time. But
In the image below, I am using OpenCV harris corner detector to detect only the corners for the squares (and the smaller squares within the outer squares). Howe
How can I paste a smaller image into the center of another image? Both images have the same height, but the smaller one has a width that is always smaller. The
I am performing template matching and everything seems to be working fine in cv2.imshow(). I want to write a video with all frames resulting from the template m
My problem is that I need to take a picture from the camera and process it with opencv and Python to get coordinates and send them to a robotic arm, but I can't
Im trying to use cv2.findContours() on opencv version 4.4.0. (Im using Python version 3.8.5) but it throws an error, I cant figure out. Im not sure whats wrong
I am running an Ubuntu virtual machine with, Python 3.6.1, Anaconda 4.4.0 (64-bit). I am trying to run the code on this website. When I try to use import cv2
I have Yolo format bounding box annotations of objects saved in a .txt files. Now I want to load those coordinates and draw it on the image using OpenCV, but I
I'm new to cmake, and I'm only using it to install opencv on my ubuntu linux. Here's the command I ran: cmake -DCMAKE_BUILD_TYPE=Release DCMAKE_INSTALL_PREFIX=/
I am trying to write some easy code in python to produce bounding rectangles around objects in a binary image, where there may be 1 or more objects. This is fa
Google's mediapipe framework is able to work with openCV matrices across different languages, certainly C++ and Python. Since it uses protocol buffers to commun
can someone tell me how to implement a bisection of the image into upper and lower part? so that I could overlap them. for example, I have an image and I should