from PIL import Image

import matplotlib.pyplot as plt
args = Image.open("Koala.jpg") #根目錄下儲存

#pixel = args.load()
#print(pixel[100,100])


IMG = "Koala.jpg"
w = input("output width:")
h = input("output height")

#ascii_char = list("[email protected]%8&WM#*oahkbdpqwmZO0QLCJUYXzcvunxrjft/\|()1{}[]?-_+~<>i!lI;:,\"^`'. ")
 

ascii_char = list(" 1")# 將256灰度對映到70個字元上

def get_char(r,g,b,alpha = 256):
    if alpha == 0:
        return ' '
    length = len(ascii_char)
    gray = int(0.2126 * r + 0.7152 * g + 0.0722 * b)

    unit = (256.0 + 1)/length
    return ascii_char[int(gray/unit)]

if __name__ == '__main__':

    im = Image.
 
open(IMG)
    im = im.resize((int(w),int(h)))
   
   # im = im.resize((WIDTH,HEIGHT), Image.NEAREST)
    WIDTH = im.width
    HEIGHT = im.height
    txt = ""

    for i in range(HEIGHT):
        for j in range(WIDTH):
            txt += get_char(*im.getpixel((j,i)))
        txt += '\n'

    print(txt)
 

    with open("output.txt",'w') as f:
        f.write(txt)
'''