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Update app.py
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app.py
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@@ -6,7 +6,7 @@
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# それ以外は 5.x 対応フルロジックを一切カットせず
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# ===============================================================
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import os, time, tempfile, logging, threading, queue
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from io import BytesIO
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from concurrent.futures import ThreadPoolExecutor
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@@ -126,22 +126,34 @@ class ScreenshotRequest(BaseModel):
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trim_whitespace: bool = True
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style: str = "standard"
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# バッチ処理用の新しいモデル
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class BatchGeminiRequest(BaseModel):
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texts: list[str]
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extension_percentage: float = 10.0
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temperature: float = 0.5
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trim_whitespace: bool = True
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style: str = "standard"
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# ---------------------------------------------------------------
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#
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# ---------------------------------------------------------------
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_prompt_cache = {}
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def load_system_instruction(style="standard") -> str:
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"""システム指示をロード (キャッシュ機能付き)"""
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# キャッシュに存在すればそれを返す
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if style in _prompt_cache:
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return _prompt_cache[style]
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@@ -149,10 +161,7 @@ def load_system_instruction(style="standard") -> str:
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valid_styles = ["standard","cute","resort","cool","dental","school","KOKUGO"]
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if style not in valid_styles:
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style = "standard"
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local = os.path.join(os.path.dirname(__file__), style, "prompt.txt")
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prompt_text = ""
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if os.path.exists(local):
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prompt_text = open(local, encoding="utf-8").read()
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else:
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@@ -167,50 +176,6 @@ def load_system_instruction(style="standard") -> str:
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_prompt_cache[style] = prompt_text
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return prompt_text
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# ---------------------------------------------------------------
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# 初期化時に全スタイルをキャッシュに先読み
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# ---------------------------------------------------------------
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def preload_all_prompts():
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"""アプリ起動時に全スタイルの指示を事前ロード"""
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styles = ["standard", "cute", "resort", "cool", "dental", "school", "KOKUGO"]
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logger.info("システム指示の先読み開始...")
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with ThreadPoolExecutor(max_workers=len(styles)) as executor:
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futures = {executor.submit(load_system_instruction, style): style for style in styles}
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for future in futures:
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style = futures[future]
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try:
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future.result() # 結果を取得
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logger.info(f"スタイル '{style}' の指示を先読み完了")
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except Exception as e:
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logger.error(f"スタイル '{style}' の指示先読みに失敗: {e}")
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logger.info(f"全 {len(_prompt_cache)} スタイルの指示先読み完了")
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# ---------------------------------------------------------------
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# 補助関数(FontAwesome レイアウト / Gemini 生成)
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# ---------------------------------------------------------------
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def enhance_font_awesome_layout(html_code: str) -> str:
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fa_preload = """
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<link rel="preload" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.4/webfonts/fa-solid-900.woff2" as="font" type="font/woff2" crossorigin>
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<link rel="preload" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.4/webfonts/fa-regular-400.woff2" as="font" type="font/woff2" crossorigin>
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<link rel="preload" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.4/webfonts/fa-brands-400.woff2" as="font" type="font/woff2" crossorigin>
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"""
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fa_css = """
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<style>
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[class*="fa-"]{display:inline-block!important;margin-right:8px!important;vertical-align:middle!important;}
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h1 [class*="fa-"],h2 [class*="fa-"],h3 [class*="fa-"],h4 [class*="fa-"],h5 [class*="fa-"],h6 [class*="fa-"]{vertical-align:middle!important;margin-right:10px!important;}
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.fa+span,.fas+span,.far+span,.fab+span,span+.fa,span+.fas,span+.far+span{display:inline-block!important;margin-left:5px!important;}
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.card [class*="fa-"],.card-body [class*="fa-"]{float:none!important;clear:none!important;position:relative!important;}
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li [class*="fa-"],p [class*="fa-"]{margin-right:10px!important;}
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.inline-icon{display:inline-flex!important;align-items:center!important;justify-content:flex-start!important;}
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[class*="fa-"]+span{display:inline-block!important;vertical-align:middle!important;}
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</style>
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"""
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if '<head>' in html_code:
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return html_code.replace('</head>', f'{fa_preload}{fa_css}</head>')
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return f'<html><head>{fa_preload}{fa_css}</head>{html_code}</html>'
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def generate_html_from_text(text: str, temperature=0.5, style="standard") -> str:
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# Updated: Use the new Google Genai client API
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api_key = os.environ["GEMINI_API_KEY"]
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@@ -232,9 +197,9 @@ def generate_html_from_text(text: str, temperature=0.5, style="standard") -> str
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if model_name == "gemini-2.5-flash-preview-04-17":
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logger.info("gemini-2.5-flash-preview-04-17 モデル検出: 思考モードをオフに設定")
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config.thinking_config = types.ThinkingConfig(thinking_budget=0)
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# max_output_tokens を 50000 に拡張
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logger.info("gemini-2.5-flash-preview-04-17 モデル検出: max_output_tokens を 50000 に設定")
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config.max_output_tokens =
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# Generate content
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response = client.models.generate_content(
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@@ -261,7 +226,7 @@ def trim_image_whitespace(img: Image.Image, threshold=248, padding=20) -> Image.
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return img
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# ---------------------------------------------------------------
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# HTML → スクショ
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# ---------------------------------------------------------------
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def render_fullpage_screenshot(html_code: str, extension_percentage=6.0,
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trim_whitespace=True, driver=None) -> Image.Image:
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driver = driver_pool.get_driver()
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from_pool = True
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# HTML 保存
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with tempfile.NamedTemporaryFile(suffix=".html", delete=False, mode="w", encoding="utf-8") as tmp:
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tmp_path = tmp.name
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tmp.write(html_code)
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driver.set_window_size(1200, 1000)
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driver.get("file://" + tmp_path)
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#
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#
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with ThreadPoolExecutor(max_workers=1) as executor:
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resource_wait = executor.submit(wait_for_resources)
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resource_wait.result() # 待機完了を確認
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# スクロールレンダリングを最適化
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total_h = driver.execute_script("return Math.max(document.body.scrollHeight, document.documentElement.scrollHeight)")
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vh = driver.execute_script("return window.innerHeight")
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# 並列スクロール処理は安定性の問題があるため、直列実行のままに
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for i in range(max(1, min(5, total_h // vh))):
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driver.execute_script(f"window.scrollTo(0, {(vh-100)*i})")
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time.sleep(0.1)
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driver.execute_script("window.scrollTo(0,0)"); time.sleep(0.2)
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driver.set_window_size(w, h)
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time.sleep(0.5)
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return w, h
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with ThreadPoolExecutor(max_workers=1) as executor:
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dims_future = executor.submit(get_dimensions_and_resize)
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dims_future.result() # サイズ調整完了を確認
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# スクリーンショット取得と画像処理
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img = Image.open(BytesIO(driver.get_screenshot_as_png()))
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return trim_image_whitespace(img, padding=20) if trim_whitespace else img
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except Exception: pass
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# ---------------------------------------------------------------
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# テキスト → スクショ (並列
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# ---------------------------------------------------------------
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def
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with ThreadPoolExecutor(max_workers=3) as exe:
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# システム指示が未キャッシュの場合に備えて並列ロード
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prompt_future = exe.submit(load_system_instruction, style)
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html_future = exe.submit(generate_html_from_text, text, temp, style)
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driver_future = exe.submit(driver_pool.get_driver)
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# 結果取得
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prompt_future.result() # プロンプトをキャッシュ確保
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html_code = html_future.result()
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driver = driver_future.result()
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# 最適化されたスクリーンショット関数を使用
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return render_fullpage_screenshot(html_code, ext_perc, trim_ws, driver)
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# ---------------------------------------------------------------
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def batch_text_to_screenshot(texts, ext_perc, temp=0.5, trim_ws=True, style="standard") -> list:
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"""複数テキストを同時に処理"""
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with ThreadPoolExecutor(max_workers=min(len(texts), 3)) as exe:
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futures = [exe.submit(text_to_screenshot, text, ext_perc, temp, trim_ws, style)
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for text in texts]
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return [f.result() for f in futures]
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# ---------------------------------------------------------------
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# アプリ初期化時に実行する処理
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# ---------------------------------------------------------------
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def initialize_app():
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"""アプリケーション初期化処理"""
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# システム指示を事前にキャッシュにロード
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preload_all_prompts()
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# その他の初期化処理があればここに追加
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logger.info("アプリケーション初期化完了")
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# ===============================================================
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# FastAPI (★ redirect_slashes=False で自動 307 を殺す)
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allow_headers=["*"],
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)
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# -------- API エンドポイント --------
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@app.post("/api/screenshot", response_class=StreamingResponse, tags=["Screenshot"])
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async def api_render_screenshot(req: ScreenshotRequest):
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img = render_fullpage_screenshot(req.html_code, req.extension_percentage, req.trim_whitespace)
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@app.post("/api/text-to-screenshot", response_class=StreamingResponse, tags=["Gemini","Screenshot"])
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async def api_text_to_screenshot(req: GeminiRequest):
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img =
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req.text, req.extension_percentage, req.temperature, req.trim_whitespace, req.style)
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buf = BytesIO(); img.save(buf, format="PNG"); buf.seek(0)
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return StreamingResponse(buf, media_type="image/png")
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# バッチ処理用の新しいエンドポイント
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@app.post("/api/batch-text-to-screenshot", tags=["Gemini","Screenshot"])
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async def api_batch_text_to_screenshot(req: BatchGeminiRequest):
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# 複数テキストを並列処理
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images = batch_text_to_screenshot(
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req.texts, req.extension_percentage, req.temperature, req.trim_whitespace, req.style)
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# 結果をZIP形式で返す
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buf = BytesIO()
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with zipfile.ZipFile(buf, 'w') as zf:
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for i, img in enumerate(images):
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img_buf = BytesIO()
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img.save(img_buf, format="PNG")
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img_buf.seek(0)
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zf.writestr(f"screenshot_{i+1}.png", img_buf.getvalue())
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buf.seek(0)
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return StreamingResponse(
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buf,
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media_type="application/zip",
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headers={"Content-Disposition": "attachment; filename=screenshots.zip"}
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)
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# ===============================================================
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# Gradio UI (完全版 UI 定義)
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# ===============================================================
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def process_input(mode, text, ext, temp, trim, style):
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return render_fullpage_screenshot(text, ext, trim) if mode == "HTML入力" else \
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with gr.Blocks(title="Full Page Screenshot (テキスト変換対応)", theme=gr.themes.Origin()) as iface:
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gr.Markdown("# HTMLビューア & テキスト→インフォグラフィック変換")
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["standard", "cute", "resort", "cool", "dental", "school", "KOKUGO"],
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value="standard", label="デザインスタイル", visible=False)
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with gr.Column(scale=2):
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ext = gr.Slider(0, 30, value=
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temp = gr.Slider(0.0, 1.0, value=
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label="生成時の温度", visible=False)
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trim = gr.Checkbox(value=True, label="余白を自動トリミング")
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btn = gr.Button("生成")
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model_name = os.getenv('GEMINI_MODEL', 'gemini-1.5-pro')
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thinking_status = ""
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if model_name == "gemini-2.5-flash-preview-04-17":
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thinking_status = "(思考モード: オフ、最大トークン:
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gr.Markdown(f"**API** `/api/screenshot`, `/api/text-to-screenshot` "
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f"使用モデル: `{model_name}` {thinking_status}")
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@app.get(GRADIO_PATH)
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def _no_slash(): return RedirectResponse(GRADIO_PATH + "/")
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#
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@app.on_event("startup")
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async def startup_event():
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#
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# ===============================================================
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# ローカルデバッグ
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# それ以外は 5.x 対応フルロジックを一切カットせず
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# ===============================================================
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import os, time, tempfile, logging, threading, queue
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from io import BytesIO
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from concurrent.futures import ThreadPoolExecutor
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trim_whitespace: bool = True
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style: str = "standard"
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# ---------------------------------------------------------------
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# 補助関数(FontAwesome レイアウト / prompt 読み込み / Gemini 生成)
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# ---------------------------------------------------------------
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def enhance_font_awesome_layout(html_code: str) -> str:
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fa_preload = """
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<link rel="preload" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.4/webfonts/fa-solid-900.woff2" as="font" type="font/woff2" crossorigin>
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<link rel="preload" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.4/webfonts/fa-regular-400.woff2" as="font" type="font/woff2" crossorigin>
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<link rel="preload" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.4/webfonts/fa-brands-400.woff2" as="font" type="font/woff2" crossorigin>
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"""
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fa_css = """
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<style>
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[class*="fa-"]{display:inline-block!important;margin-right:8px!important;vertical-align:middle!important;}
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h1 [class*="fa-"],h2 [class*="fa-"],h3 [class*="fa-"],h4 [class*="fa-"],h5 [class*="fa-"],h6 [class*="fa-"]{vertical-align:middle!important;margin-right:10px!important;}
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.fa+span,.fas+span,.far+span,.fab+span,span+.fa,span+.fas,span+.far+span{display:inline-block!important;margin-left:5px!important;}
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.card [class*="fa-"],.card-body [class*="fa-"]{float:none!important;clear:none!important;position:relative!important;}
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| 144 |
+
li [class*="fa-"],p [class*="fa-"]{margin-right:10px!important;}
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| 145 |
+
.inline-icon{display:inline-flex!important;align-items:center!important;justify-content:flex-start!important;}
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| 146 |
+
[class*="fa-"]+span{display:inline-block!important;vertical-align:middle!important;}
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| 147 |
+
</style>
|
| 148 |
+
"""
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| 149 |
+
if '<head>' in html_code:
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| 150 |
+
return html_code.replace('</head>', f'{fa_preload}{fa_css}</head>')
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| 151 |
+
return f'<html><head>{fa_preload}{fa_css}</head>{html_code}</html>'
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| 152 |
+
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| 153 |
+
# シンプルなプロンプトキャッシュを実装
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_prompt_cache = {}
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| 156 |
def load_system_instruction(style="standard") -> str:
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| 157 |
# キャッシュに存在すればそれを返す
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| 158 |
if style in _prompt_cache:
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| 159 |
return _prompt_cache[style]
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valid_styles = ["standard","cute","resort","cool","dental","school","KOKUGO"]
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if style not in valid_styles:
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style = "standard"
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local = os.path.join(os.path.dirname(__file__), style, "prompt.txt")
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| 165 |
if os.path.exists(local):
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| 166 |
prompt_text = open(local, encoding="utf-8").read()
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else:
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_prompt_cache[style] = prompt_text
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| 177 |
return prompt_text
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| 179 |
def generate_html_from_text(text: str, temperature=0.5, style="standard") -> str:
|
| 180 |
# Updated: Use the new Google Genai client API
|
| 181 |
api_key = os.environ["GEMINI_API_KEY"]
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|
| 197 |
if model_name == "gemini-2.5-flash-preview-04-17":
|
| 198 |
logger.info("gemini-2.5-flash-preview-04-17 モデル検出: 思考モードをオフに設定")
|
| 199 |
config.thinking_config = types.ThinkingConfig(thinking_budget=0)
|
| 200 |
+
# max_output_tokens を 50000 に拡張 (唯一追加した最適化)
|
| 201 |
logger.info("gemini-2.5-flash-preview-04-17 モデル検出: max_output_tokens を 50000 に設定")
|
| 202 |
+
config.max_output_tokens = 10000
|
| 203 |
|
| 204 |
# Generate content
|
| 205 |
response = client.models.generate_content(
|
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|
| 226 |
return img
|
| 227 |
|
| 228 |
# ---------------------------------------------------------------
|
| 229 |
+
# HTML → スクショ (完全版ロジック)
|
| 230 |
# ---------------------------------------------------------------
|
| 231 |
def render_fullpage_screenshot(html_code: str, extension_percentage=6.0,
|
| 232 |
trim_whitespace=True, driver=None) -> Image.Image:
|
|
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|
| 237 |
driver = driver_pool.get_driver()
|
| 238 |
from_pool = True
|
| 239 |
|
| 240 |
+
# HTML 保存
|
| 241 |
with tempfile.NamedTemporaryFile(suffix=".html", delete=False, mode="w", encoding="utf-8") as tmp:
|
| 242 |
tmp_path = tmp.name
|
| 243 |
tmp.write(html_code)
|
| 244 |
+
|
| 245 |
driver.set_window_size(1200, 1000)
|
| 246 |
driver.get("file://" + tmp_path)
|
| 247 |
+
|
| 248 |
+
# body 出現を待機
|
| 249 |
+
WebDriverWait(driver, 10).until(EC.presence_of_element_located((By.TAG_NAME, "body")))
|
| 250 |
+
|
| 251 |
+
# リソースロード確認ループ(詳細ロジックは元コード準拠)
|
| 252 |
+
max_wait, inc, waited = 5, 0.2, 0.0
|
| 253 |
+
while waited < max_wait:
|
| 254 |
+
state = driver.execute_script("""
|
| 255 |
+
return {complete: document.readyState==='complete',
|
| 256 |
+
imgs: document.images.length,
|
| 257 |
+
loaded: Array.from(document.images).filter(i=>i.complete).length};
|
| 258 |
+
""")
|
| 259 |
+
if state['complete'] and (state['imgs']==0 or state['imgs']==state['loaded']):
|
| 260 |
+
break
|
| 261 |
+
time.sleep(inc); waited += inc
|
| 262 |
+
|
| 263 |
+
# スクロールレンダリング
|
|
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|
| 264 |
total_h = driver.execute_script("return Math.max(document.body.scrollHeight, document.documentElement.scrollHeight)")
|
| 265 |
vh = driver.execute_script("return window.innerHeight")
|
|
|
|
|
|
|
| 266 |
for i in range(max(1, min(5, total_h // vh))):
|
| 267 |
driver.execute_script(f"window.scrollTo(0, {(vh-100)*i})")
|
| 268 |
time.sleep(0.1)
|
| 269 |
driver.execute_script("window.scrollTo(0,0)"); time.sleep(0.2)
|
| 270 |
|
| 271 |
+
dims = driver.execute_script("""
|
| 272 |
+
return {w: Math.max(document.body.scrollWidth, document.documentElement.scrollWidth),
|
| 273 |
+
h: Math.max(document.body.scrollHeight, document.documentElement.scrollHeight)}
|
| 274 |
+
""")
|
| 275 |
+
w = min(max(dims['w'], 100), 2000)
|
| 276 |
+
h = min(max(dims['h'], 100), 4000)
|
| 277 |
+
h = int(h * (1 + extension_percentage / 100.0))
|
| 278 |
+
driver.set_window_size(w, h); time.sleep(0.5)
|
| 279 |
+
|
|
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|
|
|
|
|
|
|
|
|
| 280 |
img = Image.open(BytesIO(driver.get_screenshot_as_png()))
|
| 281 |
return trim_image_whitespace(img, padding=20) if trim_whitespace else img
|
| 282 |
|
|
|
|
| 291 |
except Exception: pass
|
| 292 |
|
| 293 |
# ---------------------------------------------------------------
|
| 294 |
+
# テキスト → スクショ (並列 API 呼び出し + ドライバ確保)
|
| 295 |
# ---------------------------------------------------------------
|
| 296 |
+
def text_to_screenshot_parallel(text, ext_perc, temp=0.5, trim_ws=True, style="standard") -> Image.Image:
|
| 297 |
+
with ThreadPoolExecutor(max_workers=2) as exe:
|
|
|
|
|
|
|
|
|
|
| 298 |
html_future = exe.submit(generate_html_from_text, text, temp, style)
|
| 299 |
driver_future = exe.submit(driver_pool.get_driver)
|
|
|
|
|
|
|
|
|
|
| 300 |
html_code = html_future.result()
|
| 301 |
driver = driver_future.result()
|
|
|
|
|
|
|
| 302 |
return render_fullpage_screenshot(html_code, ext_perc, trim_ws, driver)
|
| 303 |
|
| 304 |
+
def text_to_screenshot(*args, **kwargs):
|
| 305 |
+
return text_to_screenshot_parallel(*args, **kwargs)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 306 |
|
| 307 |
# ===============================================================
|
| 308 |
# FastAPI (★ redirect_slashes=False で自動 307 を殺す)
|
|
|
|
| 317 |
allow_headers=["*"],
|
| 318 |
)
|
| 319 |
|
| 320 |
+
# -------- API エンドポイントはそのまま --------
|
| 321 |
@app.post("/api/screenshot", response_class=StreamingResponse, tags=["Screenshot"])
|
| 322 |
async def api_render_screenshot(req: ScreenshotRequest):
|
| 323 |
img = render_fullpage_screenshot(req.html_code, req.extension_percentage, req.trim_whitespace)
|
|
|
|
| 326 |
|
| 327 |
@app.post("/api/text-to-screenshot", response_class=StreamingResponse, tags=["Gemini","Screenshot"])
|
| 328 |
async def api_text_to_screenshot(req: GeminiRequest):
|
| 329 |
+
img = text_to_screenshot_parallel(
|
| 330 |
req.text, req.extension_percentage, req.temperature, req.trim_whitespace, req.style)
|
| 331 |
buf = BytesIO(); img.save(buf, format="PNG"); buf.seek(0)
|
| 332 |
return StreamingResponse(buf, media_type="image/png")
|
| 333 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 334 |
# ===============================================================
|
| 335 |
# Gradio UI (完全版 UI 定義)
|
| 336 |
# ===============================================================
|
| 337 |
def process_input(mode, text, ext, temp, trim, style):
|
| 338 |
return render_fullpage_screenshot(text, ext, trim) if mode == "HTML入力" else \
|
| 339 |
+
text_to_screenshot_parallel(text, ext, temp, trim, style)
|
| 340 |
|
| 341 |
with gr.Blocks(title="Full Page Screenshot (テキスト変換対応)", theme=gr.themes.Origin()) as iface:
|
| 342 |
gr.Markdown("# HTMLビューア & テキスト→インフォグラフィック変換")
|
|
|
|
| 348 |
["standard", "cute", "resort", "cool", "dental", "school", "KOKUGO"],
|
| 349 |
value="standard", label="デザインスタイル", visible=False)
|
| 350 |
with gr.Column(scale=2):
|
| 351 |
+
ext = gr.Slider(0, 30, value=15, step=1, label="上下高さ拡張率(%)")
|
| 352 |
+
temp = gr.Slider(0.0, 1.0, value=1.0, step=0.1,
|
| 353 |
label="生成時の温度", visible=False)
|
| 354 |
trim = gr.Checkbox(value=True, label="余白を自動トリミング")
|
| 355 |
btn = gr.Button("生成")
|
|
|
|
| 365 |
model_name = os.getenv('GEMINI_MODEL', 'gemini-1.5-pro')
|
| 366 |
thinking_status = ""
|
| 367 |
if model_name == "gemini-2.5-flash-preview-04-17":
|
| 368 |
+
thinking_status = "(思考モード: オフ、最大トークン: 10000)"
|
| 369 |
|
| 370 |
gr.Markdown(f"**API** `/api/screenshot`, `/api/text-to-screenshot` "
|
| 371 |
f"使用モデル: `{model_name}` {thinking_status}")
|
|
|
|
| 384 |
@app.get(GRADIO_PATH)
|
| 385 |
def _no_slash(): return RedirectResponse(GRADIO_PATH + "/")
|
| 386 |
|
| 387 |
+
# 起動時に頻繁に使用するプロンプトを先読み
|
| 388 |
@app.on_event("startup")
|
| 389 |
async def startup_event():
|
| 390 |
+
# 初期化は最小限に
|
| 391 |
+
styles = ["standard", "cute", "resort", "cool", "dental", "school", "KOKUGO"]
|
| 392 |
+
for style in styles:
|
| 393 |
+
load_system_instruction(style)
|
| 394 |
+
logger.info("システムプロンプトのキャッシュを準備完了")
|
| 395 |
|
| 396 |
# ===============================================================
|
| 397 |
# ローカルデバッグ
|