def get_image(self):
env = np.zeros((self.SIZE, self.SIZE, 3),
dtype=np.uint8) # starts an rbg of our size
env[self.food.x][self.food.y] = self.d[
self.FOOD_N] # sets the food location tile to green color
env[self.enemy.x][self.enemy.y] = self.d[
self.ENEMY_N] # sets the enemy location to red
env[self.player.x][self.player.y] = self.d[
self.PLAYER_N] # sets the player tile to blue
img = Image.fromarray(
env, 'RGB'
) # reading to rgb. Apparently. Even tho color definitions are bgr. ???
return img
def decrypt():
# load the image and convert it into a numpy array and display on the GUI.
load = Image.open("Syngenta.jpg")
load.thumbnail(image_display_size, Image.ANTIALIAS)
load = np.asarray(load)
load = Image.fromarray(np.uint8(load))
render = ImageTk.PhotoImage(load)
img = Label(app, image=render)
img.image = render
img.place(x=100, y=50)
# Algorithm to decrypt the data from the image
img = cv2.imread("Syngenta.jpg")
data = []
stop = False
for index_i, i in enumerate(img):
i.tolist()
for index_j, j in enumerate(i):
if ((index_j) % 3 == 2):
# first pixel
data.append(bin(j[0])[-1])
# second pixel
data.append(bin(j[1])[-1])
# third pixel
if (bin(j[2])[-1] == '1'):
stop = True
break
else:
# first pixel
data.append(bin(j[0])[-1])
# second pixel
data.append(bin(j[1])[-1])
# third pixel
data.append(bin(j[2])[-1])
if (stop):
break
message = []
# join all the bits to form letters (ASCII Representation)
for i in range(int((len(data) + 1) / 8)):
message.append(data[i * 8:(i * 8 + 8)])
# join all the letters to form the message.
message = [chr(int(''.join(i), 2)) for i in message]
message = ''.join(message)
message_label = Label(app,
text=message,
bg='lavender',
font=("Times New Roman", 10))
message_label.place(x=30, y=400)
import os
import numpy as np
from pil import Image
fname = 'galaga_sprite_sheet.png'
image_dir = 'images'
sprite_sheet = Image.open(os.path.join(image_dir, fname))
im_data = np.array(sprite_sheet)
assert im_data.shape == (383, 424, 3)
# Extract data for each sprite from sprite sheet
sprites = []
for yi in range(12):
y = 55 + yi * 24
for xi in range(8):
x = 16 + xi * 24
sprite = im_data[y:y + 16, x:x + 16, :]
sprites.append(sprite)
# Add a border and save as individual files
for i, sprite in enumerate(sprites):
img_data = np.zeros((19, 19, 3), dtype='uint8')
img_data[2:18, 2:18, :] = sprite
img = Image.fromarray(img_data)
if sprite.sum() > 0:
img.save(os.path.join(image_dir, f'galaga_{i:02d}.png'))
def CenterExtend(im, width=400, height=88, radius=20):
x1 = np.full((height+radius+radius, width+radius+radius), 255, dtype='uint8')
x2 = np.asarray(im.convert('L'))
x1[radius:radius+height,radius:radius+width] = x2
return Image.fromarray(x1, 'L')
