Top "Grayscale" questions

For questions regarding Grayscale, a Bootstrap theme.

Getting and setting the RGB / RGBA value of a pixel in a CCSprite (cocos2d-x)

Why do I need this? Basically I need to turn a color image into gray-scale. Including a gray-scale version of …

rgb ccsprite grayscale rgba cocos2d-x
Changing RGB color image to Grayscale image using Objective C

I was developing a application that changes color image to gray image. However, some how the picture comes out wrong. …

objective-c pixel grayscale
How can I grayscale a canvas image in JavaScript?

I have an image inside of an HTML5 canvas with the size of 28x28 pixels. I get the imageData of …

javascript html canvas grayscale imagedata
How to convert bitmap to grayscale by pixel intensity using GDI?

I'm looking for the simple solution of how to convert the 32-bit bitmap to grayscale using GDI (not GDI+). Is …

delphi winapi bitmap gdi grayscale