Category "camera-calibration"

OV2640 inverted/green tint problem with ESP32-CAM

This is about the OV2640 cameras that come along with ESP32-CAM. One set of my cameras work perfectly (sharp colourful and straight picture) with vflip & hf

Epipolar line using essential matrix for calibrated camera is wrong

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

Opencv for Unity - Camera position inaccurate by factor of ~2

I am having an issue getting accurate aruco pose estimation. The transform of the AR object relative to camera is a factor ~2 smaller than it should be. In the

Stereo rectification problem with OpenCV and Python

import cv2 import glob import argparse import math from numpy import genfromtxt import matplotlib.pyplot as plt import numpy as np