54 lines
1.5 KiB
Python
54 lines
1.5 KiB
Python
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"""Downscale launcher icon PNGs from mipmap-xxxhdpi masters to lower densities."""
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from __future__ import annotations
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from pathlib import Path
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from PIL import Image
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ROOT = Path(__file__).resolve().parents[1]
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RES = ROOT / "app" / "src" / "main" / "res"
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SOURCE_FOLDER = "mipmap-xxxhdpi"
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SOURCES = {
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"ic_launcher.png": {
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"mipmap-xxxhdpi": 192,
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"mipmap-xxhdpi": 144,
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"mipmap-xhdpi": 96,
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"mipmap-hdpi": 72,
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"mipmap-mdpi": 48,
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},
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"ic_launcher_foreground.png": {
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"mipmap-xxxhdpi": 432,
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"mipmap-xxhdpi": 324,
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"mipmap-xhdpi": 216,
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"mipmap-hdpi": 162,
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"mipmap-mdpi": 108,
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},
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}
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def main() -> None:
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for filename, sizes in SOURCES.items():
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source_path = RES / SOURCE_FOLDER / filename
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source = Image.open(source_path)
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expected = sizes[SOURCE_FOLDER]
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if source.size != (expected, expected):
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raise RuntimeError(
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f"{source_path} is {source.size[0]}x{source.size[1]}, expected {expected}x{expected}"
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)
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for folder, size in sizes.items():
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if folder == SOURCE_FOLDER:
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continue
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out_dir = RES / folder
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out_dir.mkdir(parents=True, exist_ok=True)
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resized = source.resize((size, size), Image.Resampling.LANCZOS)
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resized.save(out_dir / filename)
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print(f"Wrote {folder}/{filename} ({size}x{size})")
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print("Done.")
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if __name__ == "__main__":
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main()
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