51 lines
1.3 KiB
Python
51 lines
1.3 KiB
Python
#!/usr/bin/env python
|
|
""" pygame.examples.headless_no_windows_needed
|
|
|
|
How to use pygame with no windowing system, like on headless servers.
|
|
|
|
Thumbnail generation with scaling is an example of what you can do with pygame.
|
|
NOTE: the pygame scale function uses mmx/sse if available, and can be run
|
|
in multiple threads.
|
|
"""
|
|
useage = """-scale inputimage outputimage new_width new_height
|
|
eg. -scale in.png out.png 50 50
|
|
|
|
"""
|
|
|
|
import os
|
|
import sys
|
|
|
|
# set SDL to use the dummy NULL video driver,
|
|
# so it doesn't need a windowing system.
|
|
os.environ["SDL_VIDEODRIVER"] = "dummy"
|
|
|
|
import pygame as pg
|
|
|
|
# Some platforms need to init the display for some parts of pg.
|
|
pg.display.init()
|
|
screen = pg.display.set_mode((1, 1))
|
|
|
|
|
|
def scaleit(fin, fout, w, h):
|
|
i = pg.image.load(fin)
|
|
|
|
if hasattr(pg.transform, "smoothscale"):
|
|
scaled_image = pg.transform.smoothscale(i, (w, h))
|
|
else:
|
|
scaled_image = pg.transform.scale(i, (w, h))
|
|
pg.image.save(scaled_image, fout)
|
|
|
|
|
|
def main(fin, fout, w, h):
|
|
"""smoothscale image file named fin as fout with new size (w,h)"""
|
|
scaleit(fin, fout, w, h)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
if "-scale" in sys.argv:
|
|
fin, fout, w, h = sys.argv[2:]
|
|
w, h = map(int, [w, h])
|
|
main(fin, fout, w, h)
|
|
else:
|
|
print(useage)
|