OpenCV – cv2

In this tutorial, we are learning about what is OpenCv and how OpenCV is installed in windows/linux system. Introduction Have you ever seen Facebook’s auto-tag feature? Whenever you add an image on Facebook, it consequently labels those who are there within the image. Ever considered how that occurred. It happens all as a result of […]

In this tutorial, we will see how to find all boundary points(x,y) of an object in the image using python open-cv, which exists as cv2 (computer vision) library. You can use findContours() method of cv2 library to find all boundary points(x,y) of an object in the image. To use cv2 library, you need to import […]

In this tutorial, we will see how to separate an object from the background in the image using python open-cv, which exists as cv2 (computer vision) library. You can use threshold() method of cv2 library to separate an object from the background in the image. To use cv2 library, you need to import cv2 library […]

In this tutorial, we will see how to read a video and start a webcam using python open-cv, which exists as cv2 (computer vision) library. You can use VideoCapture() method of cv2 library to read and start live streaming. To use cv2 library, you need to import cv2 library using import statement. Now let’s see […]

In this tutorial, we will see how to change the color of an image from one color space to another using python open-cv, which exists as cv2 (computer vision) library. You can use cvtColor() method of cv2 library to convert the color of an image from one color space to another. To use cv2 library, […]

In this tutorial, we will see how to detect edges in the image using python open-cv, which exists as cv2 (computer vision) library. You can use Canny() method of cv2 library to detect edges in an image. To use cv2 library, you need to import cv2 library using import statement. Canny() method uses canny edge […]

In this tutorial, we will see how to Blurring an image in python programming language using open-cv, which exists as a cv2 (computer vision) library in python. You can use GaussianBlur() method of cv2 library to blur an image. In order to use cv2 library, you need to import cv2 library using import statement. You […]

In this tutorial, we will see how to draw a Rectangle shape, Square shapes on the given input image in python by the use of open-cv which exists as cv2 (computer vision) library. You can use rectangle() method of cv2 library to draw rectange, squares on the image. To use cv2 library, you need to […]

In this tutorial, we will see how to read an image in python programming language using open-cv which exists as cv2 (computer vision) library in python. We can use imread() method of cv2 library for reading an image ,so first we have to import cv2 library in the python file using import statement. Now let’s […]