mirror of
https://github.com/laanwj/k210-sdk-stuff.git
synced 2024-11-22 17:36:20 +04:00
48 lines
1.3 KiB
Python
Executable File
48 lines
1.3 KiB
Python
Executable File
#!/usr/bin/env python3
|
|
'''
|
|
Convert map from set of PNG files to native format
|
|
for inclusion.
|
|
|
|
Example maps can be found here:
|
|
https://github.com/s-macke/VoxelSpace/tree/master/maps
|
|
'''
|
|
import sys
|
|
from PIL import Image
|
|
import struct
|
|
|
|
def rgb565(r, g, b):
|
|
'''Truncate RGB888 color to RGB565'''
|
|
return (((r) >> 3) << 11) | (((g) >> 2) << 5) | ((b) >> 3)
|
|
|
|
def convert_palette(pal):
|
|
'''Convert 8-bit indexed image palette to RGB565'''
|
|
return [rgb565(pal[i*3+0], pal[i*3+1], pal[i*3+2]) for i in range(256)]
|
|
|
|
color_fname = sys.argv[1]
|
|
depth_fname = sys.argv[2]
|
|
out_fname = sys.argv[3]
|
|
|
|
color_img = Image.open(color_fname)
|
|
depth_img = Image.open(depth_fname)
|
|
assert(color_img.size == (1024,1024))
|
|
assert(depth_img.size == (1024,1024))
|
|
assert(color_img.getbands() == ('P',))
|
|
assert(len(color_img.getpalette()) == 768)
|
|
assert(depth_img.getbands() == ('L',))
|
|
|
|
# downsample
|
|
delta = 4
|
|
size_out = (color_img.size[0] // delta, color_img.size[1] // delta)
|
|
|
|
out = []
|
|
out += convert_palette(color_img.getpalette())
|
|
for y in range(0, size_out[1]):
|
|
for x in range(0, size_out[0]):
|
|
pos = (x * delta, y * delta)
|
|
val = color_img.getpixel(pos) | (depth_img.getpixel(pos) << 8)
|
|
out.append(val)
|
|
|
|
with open(out_fname, 'wb') as f:
|
|
for val in out:
|
|
f.write(struct.pack('<H', val))
|