On Ubuntu 20.04: sudo apt install libopencv-dev Result: kwu@Dev-KWu:/usr$ find . -name "*opencv_imgproc*" -o -name "*opencv_core*" ./lib/x86_64-linux-gnu/libope
I'd like to build a web app with Blazor WebAssembly and do some image processing on the client side with OpenCV. I'm having difficulty using OpenCV on the clien
I need to calculate the SIFT descriptors for given features from the Harris Corner detection in OpenCV. How would I do that? Could you provide me some code exam
I'm looking for a proper solution how to count particles and measure their sizes in this image: In the end I have to obtain the lists of particles' coordinates
I have an image of a pool table with slight perspective distortion: I am trying to un-warp the image (such that the corners of the pool table correspond to the
I have an image of a pool table with slight perspective distortion: I am trying to un-warp the image (such that the corners of the pool table correspond to the
How can I select question blocks in a jpg file with questions in Python code? The codes below select texts. I want to select question blocks with their choices.
TL;DR; it was a stupid bug in my code. Not a cuda problem at all. I'm trying to compare the performance of the following code: frames = ... for i in range(2000)
I need to reduce the noise in images like the one bellow, i.e. fill the holes in the white object. I tried something with opencv but it ended up removing part o
I need to reduce the noise in images like the one bellow, i.e. fill the holes in the white object. I tried something with opencv but it ended up removing part o
import cv2 #OpenCV is the library that we will be using for image processing import mediapipe as mp #Mediapipe is the framework that will allow us to get our po
I am working on a Django project, which integrates a webcam and OpenCV. For the webcam access, I use following code. The webcam can be released if I use Ctrl +
I have tried to run this code but get an Attribute Error. Any help would be greatly appreciated. import cv2 import sys (major_ver, minor_ver, subm
Installed versions: opencv-contrib-python 4.5.4.60 opencv-python 4.5.4.58 I try to run the demo python script (ppf_load_match.py) for surface matching i
import cv2 import glob import argparse import math from numpy import genfromtxt import matplotlib.pyplot as plt import numpy as np
Using the famous brute force cv2 code https://docs.opencv.org/4.x/dc/dc3/tutorial_py_matcher.html I'm tring to get all the good points coordinate to get the are
I am attempting to detect an image of a certain type on a page of degraded quality, that has rotational and translational variance. I need to "cropped" the dete
I try to detect edge using python. There are hundreds of algorithms for edge detection, however, the image is very obscure and unclear. The most serious problem
I'm starting to develop a visual odometry program. The "front" part (image acquisition and hopefully rectification) is done in ROS2, then the core of the proces
I want to stream video captured from the webcam using ASP.NET Core application. I also need to do some manipulations with the frames, that's why I'm using OpenC