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Decouper_Image.py 1.73 KiB
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from PIL import Image, ImageDraw


def decouper(file: str) -> list[Image]:
    """splits image into four blocks

    Précondition : 
    Exemple(s) :
    $$$ 

    """
    im = Image.open(file)
    im_rgb = im.convert('RGB')
    size = im_rgb.size
    w = size[0]
    h = size[1]
    crop1 = (0, 0, (w//2), (h//2))
    block_1 = im.crop(crop1)
    crop2 = ((w//2), 0, w, (h//2))
    block_2 = im.crop(crop2)
    crop3 = (0, (h//2), (w//2), h)
    block_3 = im.crop(crop3)
    crop4 = ((h//2), (w//2), h, w)
    block_4 = im.crop(crop4)
    l  = [block_1, block_2, block_3, block_4]
    return l

def avg_col(l:list) -> tuple():
    """renvoie la couleur moyenne d'une liste de couleurs

    Précondition : 
    Exemple(s) :
    $$$ avg_col([(236, 210, 111), (236, 210, 111), (236, 210, 111), (236, 210, 111)])
    (236, 210, 111)

    """
    c1 = 0
    c2 = 0
    c3 = 0
    for col in l:
        c1 += col[0]
        c2 += col[1]
        c3 += col[2]
    avg1 = c1 // len(l)
    avg2 = c2 // len(l)
    avg3 = c3 // len(l)
    return (avg1, avg2, avg3)


def list_col(im: Image, left_top: tuple(), right_bottom: tuple()) -> list[int]:
    """à_remplacer_par_ce_que_fait_la_fonction

    Précondition : 
    Exemple(s) :
    $$$ list_col(Image.open('calbuth.png'), (0,0), (1, 1))
    [(236, 210, 111), (236, 210, 111), (236, 210, 111), (236, 210, 111)]
    
    """
    x_min, y_min = left_top
    x_max, y_max = right_bottom
    return [im.getpixel((x, y)) for x in range(x_max+1) for y in range(y_max+1)]

def is_col_close(color1: tuple(), color2: tuple()) -> bool:
    """returns True if the distance between two colors is not more than 30,
    returns False if the distance is more than 30

    Précondition : 
    Exemple(s) :
    $$$ 

    """