mirror of
https://github.com/pret/gb-asm-tools.git
synced 2026-09-29 14:58:28 -04:00
Rangi42
40 lines
1.1 KiB
Python
Executable File
40 lines
1.1 KiB
Python
Executable File
#!/usr/bin/env python3
|
|
# -*- coding: utf-8 -*-
|
|
|
|
"""
|
|
Usage: python3 dupeframes.py path/to/gfx/pokemon/
|
|
|
|
Check for duplicate frames in Pokemon sprites (path/to/gfx/pokemon/*/front.png).
|
|
|
|
Copyright (c) 2024, Rangi42
|
|
SPDX-License-Identifier: MIT
|
|
"""
|
|
|
|
import sys
|
|
import glob
|
|
|
|
import png
|
|
|
|
def duplicate_frames(filename):
|
|
with open(filename, 'rb') as file:
|
|
width, height, rows = png.Reader(file).asRGBA8()[:3]
|
|
rows = list(rows)
|
|
if height % width:
|
|
print(f'{filename} is not a vertical strip of square frames!', file=sys.stderr)
|
|
return
|
|
num_frames = height // width
|
|
frames = [rows[i*width:(i+1)*width] for i in range(num_frames)]
|
|
yield from ((i, j) for i in range(num_frames) for j in range(i+1, num_frames) if frames[i] == frames[j])
|
|
|
|
def main():
|
|
if len(sys.argv) != 2:
|
|
print(f'Usage: {sys.argv[0]} path/to/gfx/pokemon/', file=sys.stderr)
|
|
sys.exit(1)
|
|
for filename in sorted(glob.glob(f'{sys.argv[1]}/**/*.png', recursive=True)):
|
|
name = filename.removeprefix(sys.argv[1]).removeprefix('/')
|
|
for (i, j) in duplicate_frames(filename):
|
|
print(f'{name}: frame {j} is a duplicate of frame {i}', file=sys.stderr)
|
|
|
|
if __name__ == '__main__':
|
|
main()
|