Add images and Threshold – OpenCV 3.4 with python 3 Tutorial 5
We’re going to learn in this tutorial how to add two images using Python and Opencv. First let’s take two images. There is one condition, the images need to have the exact same size. Add images There are two different functions to add the images…
Basic operations on images – OpenCV 3.4 with python 3 Tutorial 4
We’re going to see in this tutorial a few basic operations with the images using Opencv with Python. Watching the video we will understand: How the computer sees the image. How to select a specific area of the image (ROI) How to print or change…
Drawing and writing on images – OpenCV 3.4 with python 3 Tutorial 3
In this video we are going to learn how to draw and write on images. You can read below a really quick explanation of the code.Fore more details and a complete explanation of the entire code you can check the video and I will guide…
Loading Video and Webcam – OpenCV 3.4 with python 3 Tutorial 2
In this tutorial we’re going to see how to load the video from it’s source whether it’s a webcam or a video file. The process is relatively simple. After we import the libraries cv2 and numpy, we need to define the cap object. To load…
Loading images – OpenCV 3.4 with python 3 Tutorial 1
Show images Load and show images with Opencv is a really simple operation. On Line 1 we import the opencv library. On Line 3 we load the image into a variable. You can put just the title of the image and the format (example .jpg)…
Tutorial: Remove background – opencv 3.2 with python 3
Source code: [python lineoffset=”15″] import cv2 import numpy as np cap = cv2.VideoCapture(0) panel = np.zeros([100, 700], np.uint8) cv2.namedWindow(‘panel’) def nothing(x): pass cv2.createTrackbar(‘L – h’, ‘panel’, 0, 179, nothing) cv2.createTrackbar(‘U – h’, ‘panel’, 179, 179, nothing) cv2.createTrackbar(‘L – s’, ‘panel’, 0, 255, nothing) cv2.createTrackbar(‘U –…