![]() Select all (Ctrl+A), and copy (Ctrl+C) that recoloured image. This will create a somewhat extreme recoloured image, but don't worry, the next steps will fix it. Leave this document open.ĭo File > Open, and open an image you want to recolourĬhange the image mode to to Indexed colour as before, but this time choose a custom palette, click on the palette icon and select the palette you made previously, choose dithering: Floyd-Steinberg (reduced color bleeding). You should be able to find the indexed colour palette for the current document. Take an image of your colour palette (a screenshot), open it in GIMP and do Image > Mode > Indexed Color.It will still look like a photograph, just with the colours tweaked. This is a subtle technique, which doesn't completely destroy an image. What's it called? Colour matching, colour mapping, etc.Īnyway. Is there a plugin in Gimp or a website or whatever that does something like this (semi-)automatically, given an image and a color palette? Whatever I put in for the threshold, it either doesn't change anything in the image or changes areas it's not supposed to. I've tried Map > Color Exchange in Gimp but the RGB thresholds confuse me. What is that called? Is there a mechanism in Gimp, for example, that does something like this? I've been trying to google it but to google something you need to know the keywords/terms for this type of thing. In other words, you want all the greens to lean more towards the green in your color palette (in hue, saturation, etc), all the oranges lean towards the orange in your palette, etc. ![]() You also have separate color palette (ex: ) and what you are looking to do is to slightly modify the photo so that it fits the color palette more. I'm looking for terms, search keywords, or filter names related to how to do the following: ![]()
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