Top "Grayscale" questions

I have a QImage and I need to convert it to grayscale, then later paint over that with colors. I …

I want to open two png image files and display them side by side for visual comparison. I have this …

I am trying to show some images on a page where they should be shown in grayscale, except on mouse …

When rendering a scene of textured polygons, I'd like to be able to switch between rendering in the original colors …

I am quite new to Aforge.Net and I am looking for a way to convert a greyscale image to …

I'm using Gray for a few elements on the site. However, I can't get it to work in IE11. For …

i have some css for changing my image into grayscale (with some svg for firefox) img.grayscale{ filter: grayscale(100%); -webkit-filter: …

How do I read in a color .png file in the Go programming language, and output it as an 8-bit …

I'm trying to write (using libpng) an 16-bit grayscale image where each point color equals to sum of its coordinates. …

I am using newer opencv library of willowgarage in eclipse. And I want to convert a mat variable into grayscale, …