BMPConv

import pygame

pygame.init()

image = pygame.image.load('bumpmap.png')
size = image.get_size()

f = open('bmpconv.txt', 'w')

i = 0
for y in range(size[1]):
    for x in range(size[0]):
        r, g, b, a = image.get_at((x, y))
        vx, vy = r, g
        s = str(hex(vx)[2:]).upper().zfill(2) + str(hex(vy)[2:]).upper().zfill(2)
        f.write(s)
        if i % 7 == 0:
            f.write('\n')
        i += 1

f.close()

print(size)