How to convert an image to black and white, using Python and OpenCV.
Python OpenCV: Converting webcam video to gray scale
How to convert a webcam video capture to grey scale, using Python and OpenCV.
Python OpenCV: Getting video from camera
How to get video from a camera using Python and OpenCV.
Python: Brotli compression
Introduction In this tutorial we will check how to compress a string using the Brotli compression algorithm. You can check the full specification of the algorithm here. We will be using this library, which includes a Python module. As explained in the Python section of the GitHub page of the library, you can install it using …
Python websocket client: sending binary content
In this tutorial we will check how to send data in binary frames from a Python websocket client. Introduction In this tutorial we will check how to send data in binary frames from a Python websocket client. We will only develop the client and we will send the messages to this echo server, which should …
Continue reading "Python websocket client: sending binary content"
Python OpenCV: Drawing circles
In this tutorial, we will check how to draw circles in an image with OpenCV and Python. Introduction In this tutorial, we will check how to draw circles in an image with OpenCV and Python. One common task when using OpenCV is detecting regions of interest with some computer algorithm vision. So, it makes …
Python OpenCV: Saving an image to the file system
In this tutorial we will check how to save an image to the file system using OpenCV on Python. Introduction In this tutorial we will check how to save an image to the file system using OpenCV on Python. As we have been covering in previous tutorials, OpenCV allows us to read and manipulate images, …
Continue reading "Python OpenCV: Saving an image to the file system"
Python OpenCV: Converting an image to gray scale
Converting an image to gray scale, using Python and OpenCV
Python pycrypto: using AES-128 in ECB mode
In this tutorial we will check how to encrypt and decrypt data with AES-128 in ECB mode, using Python and the pycrypto library. Introduction In this tutorial we will check how to encrypt and decrypt data with AES-128 in ECB mode, using Python and the pycrypto library. AES stands for Advanced Encryption Standard and …
Continue reading "Python pycrypto: using AES-128 in ECB mode"
Python: Websocket client
The objective of this post is to explain how to create a simple Python websocket client to contact an online test echo server. Introduction The objective of this post is to explain how to create a simple Python websocket client to contact an online test echo server. We will use the websockets library, which …
techtutorialsx 