#!/usr/bin/env python3

from PIL import Image

import sys

import numpy as np

arg_input_image = sys.argv[1]

arg_array_name = sys.argv[2]

img = Image.open(arg_input_image)

width, height = img.size

img_pixels = np.array([[img.getpixel((x,y)) for x in range(width)] for y in range(height)])

print()

print('const uint8_t %s_data[] = {' % arg_array_name)

print(' %d, %d, %d, %d,' % (width % 256, width // 256, height % 256, height // 256))

index = 0

stride = (width + 7) // 8

length = stride * height

for y in range(height):

for x_step in range(stride):

byte = 0

for x_sub in range(8):

x = x_step * 8 + x_sub

if x < width:

pixel = img_pixels[y, x]

if pixel[0] != 0:

byte |= 1 << (7 - x_sub)

if (index % 16 == 0):

print(' ', end='')

print('0x%02x, ' % byte, end='')

if (index % 16 == 15) or (index == length - 1):

print()

index += 1

print('};')

print()

print('Msb1stImage %s((uint8_t*)%s_data);' % (arg_array_name, arg_array_name))