The Upcoming CanvasFilter API
The CanvasFilter API looks like a promising new feature that could enter the arsenal of web developers. The general concept is to improve the existing Canvas 2D API with additional …
Tutorials
Free tutorial portal for image processing, software development, computer graphics, programming and more. Various articles in the field of technology and software engineering.
Priority Queue in vanilla JavaScript
In this tutorial we will discuss what is a priority queue and how to implement one with vanilla JavaScript. The implementation here is in pure Java Script, so we will …
Gaussian filter in OpenGL/WebGL
This sample source code below shows how to implement Gaussian blur filter in OpenGL (WebGL) shading language. This is a popular algorithm in computer graphics that results in a blurry …
Image edge detection with simple JavaScript
In this article we will discuss how to implement simple image edge detection in pure Java Script. The post reveals several techniques that are suitable for use in a web …
Fast edge detection with OpenGL/WebGL
In this article we will describe how to implement a pretty fast image edge detector using OpenGL shader code. Edge detection is a major task in many image processing algorithms …
Fast Peak Detection for 2D Images via GL Shader
A common task in image analysis and recognition is the peak detection. n this article, we will discuss GL shader code, which finds peaks quickly in a 2D array/image. What …