src/Main.hs

   1 module Main
   2 where
   3
   4 import qualified Data.Array.Repa as R
   5 import System.Environment (getArgs)
   6
   7 import Grid (zoom)
   8 import MRI
   9
  10
  11 in_file :: FilePath
  12 in_file = "./data/mri.bin"
  13
  14
  15 main :: IO ()
  16 main = main3d
  17
  18 main3d :: IO ()
  19 main3d = do
  20   (s:_) <- getArgs
  21   let scale = read s :: Int
  22   let zoom_factor = (scale, scale, scale)
  23   let out_file = "output.bin"
  24   arr <- read_word16s in_file
  25   let arr' = swap_bytes arr
  26   let arrMRI = R.reshape mri_shape arr'
  27   let dbl_data = R.force $ R.map fromIntegral arrMRI
  28   let output = zoom dbl_data zoom_factor
  29   let word16_output = round_array output
  30   write_word16s out_file word16_output
  31
  32
  33 main2d :: IO ()
  34 main2d = do
  35   (s:_) <- getArgs
  36   let scale = read s :: Int
  37   let zoom_factor = (1, scale, scale)
  38   let out_file = "output.bmp"
  39   arr <- read_word16s in_file
  40   let arr' = swap_bytes arr
  41   let arrInv   = flip_x $ flip_y arr'
  42   let arrSlice = z_slice 50 arrInv
  43   let arrSlice' = R.reshape mri_slice3d arrSlice
  44   let dbl_data = R.map fromIntegral arrSlice'
  45   let output = zoom dbl_data zoom_factor
  46   write_values_slice_to_bitmap (z_slice 0 output) out_file