~alcinnz/Mondrian

ref: ec7d175bb6a8a59addc03e21219a6128d61c4f9b Mondrian/app/Convert.hs -rw-r--r-- 1.2 KiB
ec7d175b — Adrian Cochrane Parse radial gradient extents, slightly differs for circles vs ellipse. 1 year, 6 months ago 
                                                                                
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module Main where

import Codec.Picture (readImage, savePngImage, DynamicImage(..), Image, PixelF)
import Codec.Picture.Types (promoteImage, convertImage, pixelMap)
import System.Environment (getArgs)

main :: IO ()
main = do
    [path] <- getArgs
    Right img <- readImage path
    savePngImage "out.png" $ convertDyn img

-- Convert pixels to some flavour of RGBA
convertDyn :: DynamicImage -> DynamicImage
convertDyn (ImageY8 img) = ImageRGBA8 $ promoteImage img
convertDyn (ImageY16 img) = ImageRGBA16 $ promoteImage img
convertDyn (ImageY32 img) =
    ImageRGBF $ promoteImage (pixelMap fromIntegral img :: Image PixelF)
convertDyn (ImageYF img) = ImageRGBF $ promoteImage img
convertDyn (ImageYA8 img) = ImageRGBA8 $ promoteImage img
convertDyn (ImageYA16 img) = ImageRGBA16 $ promoteImage img
convertDyn (ImageRGB8 img) = ImageRGB8 img
convertDyn (ImageRGB16 img) = ImageRGB16 img
convertDyn (ImageRGBF img) = ImageRGBF img
convertDyn (ImageRGBA8 img) = ImageRGBA8 img
convertDyn (ImageRGBA16 img) = ImageRGBA16 img
convertDyn (ImageYCbCr8 img) = ImageRGB8 $ convertImage img
convertDyn (ImageCMYK8 img) = ImageRGB8 $ convertImage img
convertDyn (ImageCMYK16 img) = ImageRGB16 $ convertImage img