train_image = 'train_image location' sift = cv2.SIFT_create() gray = cv2.cvtColor(train_image, cv2.COLOR_BGR2GRAY) (kp, descs)
I am trying to install the opencv python library. This is the command I ran: pip install python-opencv I got this error: ERROR: Could not find a version that s
I have this binary image and i want to remove the objects (convert all the white pixel to black ) that are above the (x, y) coordinate. This is the inital binar
I'm learning OpenCV and I have this project where I have to do some analysis on football players in a game. To do so I first need to get their position on the f
im using the below code to detect concentric circles and measure distance at various angles. outer circle matrix shape is zero and im getting error - valueerro
I want to remove the background, and draw the outline of the box shown in the image(there are multiple such images with a similar background) . I tried multipl
This article shows how to stream a local webcam to the browser with Python + Flask + OpenCV + multipart HTTP response. After launching the following self-contai
I'm trying to load a video file in OpenCV Java, and have narrowed down my issue to the following code: import org.opencv.core.Core; import org.opencv.videoio.Vi
I have a problem with the code. There is no compile error, but the result does not give a corrected image. Could someone please explain me where is my error. I
I want to use Hardware Trigger in Baumer camera with neoAPI SDK. I found continuous mode in example but no documentation available for hardware trigger. import
I want to do certain tasks and the processes are as follows: 1. Access the camera of the user to get the video-frames from them. 2. Process the video frames fro
I have a colour image which I have sucessfully applied the OTSU thresholding method on its greyscale form to obtain the outline of the biscuit: Original Colour
I am working with OpenCV to record some videos. I have this very simple test code that records a 20 seconds video: import cv2 import os import time base_dir =
I want to remove noise from scanned image pdf and enhance it. I have tried lots of technique but did not get success yet. Please help on this. Thanks in advance
I have a black line and purple lines. I want to calculate the distance between each purple pixel points in the canny image and the closest black line in the mos
Please help me resolve this **openCv **problem in faces import cv2, time first_frame = None video = cv2.VideoCapture(0) while True: check, frame=video.read(
when I learn YOLO using opencv, and I use 1 class. outs = net.forward(output_layers) if I print the output is as follows: [9.31552518e-03 7.26305973e-03 2.5157
I want to do object detection with YOLO in 2 stream cameras. I use multithread and the result is like in the video. So when 2 camera streams are used, object de
I am using a raspberry pi 4. And I installed a 64-bit (not 32-bit) Raspberry Pi OS. When I tried to install libjasper-dev using the command 'sudo apt-get instal
I am working on an OCR system. A challenge that I'm facing for recognizing the text within ROI is due to the shakiness or motion effect shot or text that is no