noto-emoji/size_check.py

56 lines
1.6 KiB
Python

"""Sanity check image sizes and svg viewboxes."""
from PIL import Image
from pathlib import Path
from lxml import etree
def _check_image(base_dir, image_dir):
assert image_dir.is_dir()
expected_size = (int(image_dir.name), int(image_dir.name))
num_bad = 0
num_good = 0
for image_file in image_dir.iterdir():
with Image.open(image_file) as image:
actual_size = image.size
if expected_size != actual_size:
print(f"bad_dim {image_file.relative_to(base_dir)} actual {actual_size} expected {expected_size}")
num_bad += 1
else:
num_good += 1
return num_bad, num_good
def _check_svg(base_dir, svg_dir):
expected_viewbox = (0.0, 0.0, 128.0, 128.0)
num_bad = 0
num_good = 0
for svg_file in svg_dir.iterdir():
if not svg_file.name.startswith("emoji_u"):
continue
assert svg_file.is_file()
with open(svg_file) as f:
actual_viewbox = etree.parse(f).getroot().attrib["viewBox"]
actual_viewbox = tuple(float(s) for s in actual_viewbox.split(" "))
if expected_viewbox != actual_viewbox:
print(f"bad_dim {svg_file.relative_to(base_dir)} actual {actual_viewbox} expected {expected_viewbox}")
num_bad += 1
else:
num_good += 1
return num_bad, num_good
def main():
base_dir = Path(__file__).parent
image_dir = base_dir / "png"
svg_dir = base_dir / "svg"
assert image_dir.is_dir()
assert svg_dir.is_dir()
for size_dir in image_dir.iterdir():
num_bad, num_good = _check_image(base_dir, size_dir)
print(f"{num_bad}/{num_bad+num_good} issues with {size_dir}")
num_bad, num_good = _check_svg(base_dir, svg_dir)
print(f"{num_bad}/{num_bad+num_good} issues with {svg_dir}")
if __name__ == "__main__":
main()