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 …

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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. …

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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 …

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javascript html canvas grayscale imagedata