| import json |
| from pathlib import Path |
|
|
| from PIL import Image, ImageDraw, ImageFont |
|
|
| ROOT = Path(__file__).resolve().parent.parent |
| MANIFEST = ROOT / "assets" / "fallback-manifest.json" |
| OUT = ROOT / "artifacts" / "fallback-ascii-contact-sheet.png" |
| MAX_WIDTH = 120 |
| MAX_HEIGHT = 80 |
|
|
|
|
| def main() -> None: |
| records = json.loads(MANIFEST.read_text(encoding="utf-8")) |
| assert len(records) == 20 |
| font = ImageFont.load_default(size=7) |
| cell_width, cell_height = 720, 620 |
| sheet = Image.new("RGB", (cell_width * 4, cell_height * 5), "#030503") |
| draw = ImageDraw.Draw(sheet) |
| results = [] |
|
|
| for index, record in enumerate(records): |
| image_path = ROOT / "frontend" / "public" / record["image"].lstrip("/") |
| ascii_path = ROOT / record["ascii"] |
| assert image_path.is_file(), image_path |
| assert ascii_path.is_file(), ascii_path |
|
|
| with Image.open(image_path) as image: |
| assert image.size == (768, 512), (record["slug"], image.size) |
|
|
| art = ascii_path.read_text(encoding="utf-8") |
| lines = art.splitlines() |
| width = len(lines[0]) |
| height = len(lines) |
| assert height <= MAX_HEIGHT, record["slug"] |
| assert width <= MAX_WIDTH, record["slug"] |
| assert all(len(line) == width for line in lines), record["slug"] |
|
|
| non_space = sum(character != " " for character in art if character != "\n") |
| coverage = non_space / (width * height) |
| unique = len(set(art) - {" ", "\n"}) |
| assert 0.015 < coverage < 0.70, (record["slug"], coverage) |
| assert unique >= 3, (record["slug"], unique) |
| results.append((record["slug"], coverage, unique)) |
|
|
| x = (index % 4) * cell_width + 10 |
| y = (index // 4) * cell_height + 10 |
| draw.text( |
| (x, y), |
| f"{index + 1:02d} {record['slug']} coverage={coverage:.1%} glyphs={unique}", |
| fill="#ffb547", |
| font=font, |
| ) |
| draw.multiline_text((x, y + 22), art, fill="#78f78c", font=font, spacing=0) |
|
|
| OUT.parent.mkdir(parents=True, exist_ok=True) |
| sheet.save(OUT) |
| for slug, coverage, unique in results: |
| print(f"{slug:22} coverage={coverage:6.1%} glyphs={unique:2d}") |
| print(f"Validated {len(results)} individual image/ASCII pairs") |
| print(OUT) |
|
|
|
|
| if __name__ == "__main__": |
| main() |
|
|
