92 lines
3.6 KiB
Python
92 lines
3.6 KiB
Python
#!/usr/bin/env python3
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"""
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gen_face_ai.py – Generate assets/face_wire.png via Gemini image generation
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──────────────────────────────────────────────────────────────────────────────
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Run once to produce the face PNG that display.py loads at startup.
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pip install google-genai pillow
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python3 gen_face_ai.py
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Pass --list-models to see what image-capable models your key can reach.
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"""
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import os
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import sys
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import io
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import argparse
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# ── API key ───────────────────────────────────────────────────────────────────
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API_KEY = 'AQ.Ab8RN6LuGwkGiKPa61jsLAEYEpJp1Yl2EkZuBWTbN9AMKxgTSw'
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# ─────────────────────────────────────────────────────────────────────────────
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ap = argparse.ArgumentParser()
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ap.add_argument('--key', default='', help='Override the hardcoded API key')
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ap.add_argument('--out', default='assets/face_wire.png')
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ap.add_argument('--model', default='gemini-2.5-flash-image',
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help='Gemini image model to use')
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ap.add_argument('--list-models', action='store_true',
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help='Print models that support generateContent then exit')
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args = ap.parse_args()
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api_key = args.key or API_KEY or os.environ.get('GEMINI_API_KEY', '')
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if not api_key:
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sys.exit('ERROR: paste your key into API_KEY at the top of this file')
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try:
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from google import genai
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from google.genai import types
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except ImportError:
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sys.exit('Run: pip install google-genai then try again.')
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try:
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from PIL import Image
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except ImportError:
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sys.exit('Run: pip install pillow then try again.')
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print('Connecting to Google GenAI …')
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client = genai.Client(api_key=api_key)
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if args.list_models:
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print('\nModels with generateContent support:')
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for m in client.models.list():
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methods = getattr(m, 'supported_actions', None) or getattr(m, 'supported_methods', None) or []
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if 'generateContent' in methods:
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print(f' {m.name}')
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sys.exit(0)
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PROMPT = (
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"3D wireframe polygon mesh of a human head and face, viewed from slightly "
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"below, front-facing, neutral expression, pure black background, thin "
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"light gray lines only forming a grid over the head and face, no colour "
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"fill, no skin texture, no neck, symmetrical, sci-fi holographic display "
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"style, high contrast monochrome"
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)
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print(f'Generating with {args.model} …')
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response = client.models.generate_content(
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model = args.model,
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contents = PROMPT,
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config = types.GenerateContentConfig(
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response_modalities = ['IMAGE', 'TEXT'],
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),
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)
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img_bytes = None
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for part in response.candidates[0].content.parts:
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if part.inline_data and part.inline_data.mime_type.startswith('image/'):
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img_bytes = part.inline_data.data
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break
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if img_bytes is None:
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for part in response.candidates[0].content.parts:
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if hasattr(part, 'text') and part.text:
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print('Model said:', part.text[:400])
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sys.exit('No image in response – try a different --model')
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os.makedirs(os.path.dirname(args.out) if os.path.dirname(args.out) else '.', exist_ok=True)
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img = Image.open(io.BytesIO(img_bytes))
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img.save(args.out, 'PNG')
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print(f'Saved {args.out} ({img.width}×{img.height} px)')
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print('Run python3 display.py to see it.')
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