from wand.image import Image, Color def box_blur_image_separable(image, radius_x, radius_y): width, height = image.width, image.height kernel_x_size = 2 * radius_x + 1 kernel_y_size = 2 * radius_y + 1 kernel_area = kernel_x_size * kernel_y_size blurred_image = image.clone() for y in range(height): for x in range(width): r_total, g_total, b_total = 0, 0, 0 for offset_y in range(-radius_y, radius_y + 1): for offset_x in range(-radius_x, radius_x + 1): new_x = x + offset_x new_y = y + offset_y if 0 <= new_x < width and 0 <= new_y < height: pixel = image[new_x, new_y] r_total += pixel.red_int8 g_total += pixel.green_int8 b_total += pixel.blue_int8 r_avg = int(r_total / kernel_area) g_avg = int(g_total / kernel_area) b_avg = int(b_total / kernel_area) blurred_image[x, y] = Color(f'rgb({r_avg},{g_avg},{b_avg})') return blurred_image class ImageService: def __init__(self): pass def box_blur_image(self, img, radius): with Image(blob=img) as image: image.gaussian_blur(radius, radius) return image.make_blob() # blurred_image = box_blur_image_separable(image, radius, 0) # blurred_image = box_blur_image_separable(blurred_image, 0, radius) # return blurred_image.make_blob() def get_simple_image(self): with open("./static/small-image.png", "rb") as file: return file.read() def get_big_image(self): with open("./static/big-image.png", "rb") as file: return file.read() def save_image(self, img): with open("image.png", "wb") as file: file.write(img) return True