#!/usr/bin/env python3 """ #13 CSS Flexbox + 그라디언트 배너 v2 생성기 Gemini 배경 + HTML 오버레이 하이브리드 방식 """ import base64 import json import shutil import sys import time from pathlib import Path import requests from playwright.sync_api import sync_playwright from gen_config import WORKSPACE_ROOT, CTA_MIN_PX, SUBHEAD_MIN_PX # ── 경로 설정 ────────────────────────────────────────────────────────────────── TOOL_DIR = Path(__file__).parent OUTPUT_DIR = WORKSPACE_ROOT / "output/meta-ads/concept-catalog/13-css-gradient" BG_PATH = TOOL_DIR / "output" / "v4-hybrid" / "bg_13_v2.jpg" HTML_PATH = TOOL_DIR / "output" / "v4-hybrid" / "overlay_13_v2.html" FINAL_PATH = OUTPUT_DIR / "sample-v2.png" COPY_PATH = OUTPUT_DIR / "13-css-gradient-v2.png" sys.path.insert(0, str(TOOL_DIR)) import gcloud_auth _CTA_PX = CTA_MIN_PX _SIZE_44PX = 44 _SUBHEAD_PX = SUBHEAD_MIN_PX _SIZE_72PX = 72 _SIZE_88PX = 88 _LH_1_2 = 1.2 _LH_1_15 = 1.15 _LH_1_4 = 1.4 # ── Gemini 배경 프롬프트 ──────────────────────────────────────────────────────── BG_PROMPT = ( "Dark blue-green gradient abstract background, professional and corporate feel, " "deep navy blue (#0a1628) at top-left transitioning to dark teal green (#0d3d3a) at bottom-right, " "subtle geometric grid overlay with very faint lines, no text, no people, no logos, " "clean minimal texture, high contrast, very dark overall, 1080x1080 square format. " "Pure abstract gradient background only." ) MODEL_ID = "gemini-3-pro-image-preview" GEMINI_API_BASE = "https://generativelanguage.googleapis.com/v1beta" GEMINI_SCOPE = "https://www.googleapis.com/auth/generative-language" def generate_background() -> Path: """Gemini API로 배경 이미지를 생성합니다.""" print("[1/3] Gemini 배경 생성 중...") # SA 토큰을 우선 사용 (API Key 쿼터 초과 방지) try: print(" SA Bearer 토큰 인증 사용") token = gcloud_auth.get_service_account_token(GEMINI_SCOPE) url = f"{GEMINI_API_BASE}/models/{MODEL_ID}:generateContent" headers = { "Authorization": f"Bearer {token}", "Content-Type": "application/json", } except Exception as e: api_key = gcloud_auth.get_api_key("GEMINI_API_KEY") if api_key: print(f" API Key 인증 fallback 사용") url = f"{GEMINI_API_BASE}/models/{MODEL_ID}:generateContent?key={api_key}" headers = {"Content-Type": "application/json"} else: raise RuntimeError(f"인증 실패: {e}") payload = { "contents": [{"parts": [{"text": BG_PROMPT}]}], "generationConfig": {"responseModalities": ["IMAGE", "TEXT"]}, } start = time.time() resp = requests.post(url, headers=headers, json=payload, timeout=120) if resp.status_code != 200: print(f" [경고] Gemini API 실패 ({resp.status_code}): {resp.text[:300]}") print(" → CSS 그라디언트 배경으로 대체합니다.") return None data = resp.json() parts = data.get("candidates", [{}])[0].get("content", {}).get("parts", []) image_part = next((p for p in parts if "inlineData" in p), None) if not image_part: print(" [경고] 이미지 데이터 없음 → CSS 그라디언트 배경 사용") return None mime_type = image_part["inlineData"].get("mimeType", "image/jpeg") image_bytes = base64.b64decode(image_part["inlineData"]["data"]) BG_PATH.parent.mkdir(parents=True, exist_ok=True) ext = ".jpg" if "jpeg" in mime_type else ".png" actual_bg = BG_PATH.with_suffix(ext) actual_bg.write_bytes(image_bytes) elapsed = time.time() - start print(f" 배경 생성 완료: {actual_bg.name} ({len(image_bytes):,} bytes, {elapsed:.1f}초)") return actual_bg def build_html(bg_path: Path | None) -> Path: """HTML 오버레이 파일을 생성합니다.""" print("[2/3] HTML 오버레이 생성 중...") if bg_path and bg_path.exists(): bg_css = f"url('file://{bg_path.resolve()}')" bg_style = f"background-image: {bg_css}; background-size: cover; background-position: center;" else: # CSS 그라디언트 폴백 bg_style = ( "background: linear-gradient(135deg, #0a1628 0%, #0d2d3a 40%, #0a3d35 70%, #062620 100%);" ) html = f"""
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""" HTML_PATH.parent.mkdir(parents=True, exist_ok=True) HTML_PATH.write_text(html, encoding="utf-8") print(f" HTML 저장: {HTML_PATH}") return HTML_PATH def capture_image(html_path: Path) -> Path: """Playwright로 HTML을 1080x1080 PNG로 캡처합니다.""" print("[3/3] Playwright 캡처 중...") OUTPUT_DIR.mkdir(parents=True, exist_ok=True) with sync_playwright() as p: browser = p.chromium.launch(args=["--no-sandbox", "--disable-setuid-sandbox"]) try: page = browser.new_page(viewport={"width": 1080, "height": 1080}) # 로컬 폰트 로드를 위한 설정 page.goto(f"file://{html_path.resolve()}", wait_until="networkidle") # 폰트 및 렌더링 완료 대기 page.wait_for_timeout(2000) page.screenshot(path=str(FINAL_PATH), type="png", clip={"x": 0, "y": 0, "width": 1080, "height": 1080}) print(f" 캡처 완료: {FINAL_PATH}") finally: browser.close() return FINAL_PATH def main(): print("=" * 60) print("#13 CSS Gradient 배너 v2 생성 시작") print(f"출력: {FINAL_PATH}") print("=" * 60) # 1. Gemini 배경 생성 bg_path = generate_background() # 2. HTML 오버레이 빌드 html_path = build_html(bg_path) # 3. Playwright 캡처 result_path = capture_image(html_path) # 4. 복사 shutil.copy2(str(result_path), str(COPY_PATH)) print(f"\n복사 완료: {COPY_PATH}") size_kb = result_path.stat().st_size / 1024 print(f"\n생성 완료!") print(f" sample-v2.png : {result_path} ({size_kb:.0f} KB)") print(f" 13-css-gradient-v2.png: {COPY_PATH}") print("=" * 60) if __name__ == "__main__": main()