I want to draw a bitmap, but with only gray pixel (for example 0x555555 color).
So I should change all the colorful pixel’s color to gray.
How to do this or how to draw an image with only grayed pixels?
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I want to draw a bitmap, but with only gray pixel (for example 0x555555 color).
So I should change all the colorful pixel’s color to gray.
How to do this or how to draw an image with only grayed pixels?
What you are looking for is called “converting image to grayscale in English”. Making a simple search I found the following thread (luckily it targets exactly Android. Hopefully it will help you.