How to filter out all grayscale pixels in an image?
65013
Detect gray things with OpenCV
3865
Converting pixels to dp
102852
Image palette reduction
126267
Suppress the processing of all images
127904
Smoothing/interpolating across images in an ImageCollection to remove missing data
146958
Detecting colors for an Image using PHP
147757
Selecting all pixels from Pixel Inspector?
82936
How to create a gradually transparent mask in photoshop from a black->grays->white image
61917
How can I extract data points from a black and white image?
52718
Java: Filling a BufferedImage with transparent pixels
112497
Unwanted patterns in texture from repeated, seamless image
10937
Rendering a pixelated image
13266
How much light and resolution is lost to color filter arrays?
55669
Is there a way to batch remove the same background from multiple images?
2376
How to properly denoise renderings?
19827
Get image pixels of prescribed color
48240
Iterative process for removing extreme samples