| | import gradio as gr |
| | from fastapi import FastAPI, HTTPException, Body |
| | from fastapi.responses import StreamingResponse, JSONResponse |
| | from fastapi.staticfiles import StaticFiles |
| | from fastapi.middleware.cors import CORSMiddleware |
| | from pydantic import BaseModel |
| | from selenium import webdriver |
| | from selenium.webdriver.chrome.options import Options |
| | from selenium.webdriver.common.by import By |
| | from selenium.webdriver.support.ui import WebDriverWait |
| | from selenium.webdriver.support import expected_conditions as EC |
| | from PIL import Image |
| | from io import BytesIO |
| | import tempfile |
| | import time |
| | import os |
| | import logging |
| | import numpy as np |
| | import threading |
| | import queue |
| | import uuid |
| | from datetime import datetime |
| | from concurrent.futures import ThreadPoolExecutor |
| | from huggingface_hub import hf_hub_download, upload_file, login |
| |
|
| | |
| | import google.generativeai as genai |
| |
|
| | |
| | logging.basicConfig(level=logging.INFO) |
| | logger = logging.getLogger(__name__) |
| |
|
| | |
| | class HuggingFaceUploader: |
| | """HuggingFace Hubへ画像をアップロードする機能を提供するクラス""" |
| | def __init__(self): |
| | self.repo_id = os.environ.get("HF_REPO_ID", "leave-everything/ChoTensaiJinGrareko") |
| | self.token = os.environ.get("HF_TOKEN", None) |
| | if self.token: |
| | try: |
| | login(token=self.token) |
| | logger.info(f"HuggingFace Hubにログインしました。リポジトリ: {self.repo_id}") |
| | except Exception as e: |
| | logger.error(f"HuggingFace Hubへのログインに失敗: {e}") |
| | else: |
| | logger.warning("HF_TOKEN環境変数が設定されていません。アップロード機能は制限されます。") |
| | |
| | def upload_image(self, image, prefix="generated"): |
| | """ |
| | PIL Imageをアップロードし、アクセス可能なURLを返す |
| | |
| | Args: |
| | image: PIL.Image - アップロードする画像 |
| | prefix: str - ファイル名のプレフィックス |
| | |
| | Returns: |
| | str - アップロードされた画像のURL |
| | """ |
| | try: |
| | if not self.token: |
| | logger.error("HF_TOKENが設定されていないため、アップロードできません") |
| | return None |
| | |
| | |
| | timestamp = datetime.now().strftime("%Y%m%d_%H%M%S") |
| | unique_id = str(uuid.uuid4())[:8] |
| | filename = f"{prefix}_{timestamp}_{unique_id}.jpg" |
| | path_in_repo = f"images/{filename}" |
| | |
| | |
| | with tempfile.NamedTemporaryFile(suffix=".jpg", delete=False) as tmp_file: |
| | tmp_path = tmp_file.name |
| | image.save(tmp_path, format="JPEG", quality=95) |
| | |
| | logger.info(f"画像を一時ファイルに保存: {tmp_path}") |
| | |
| | |
| | logger.info(f"HuggingFace Hubにアップロード中: {path_in_repo}") |
| | upload_info = upload_file( |
| | path_or_fileobj=tmp_path, |
| | path_in_repo=path_in_repo, |
| | repo_id=self.repo_id, |
| | repo_type="dataset" |
| | ) |
| | |
| | |
| | try: |
| | os.remove(tmp_path) |
| | except Exception as e: |
| | logger.warning(f"一時ファイル削除エラー: {e}") |
| | |
| | |
| | url = f"https://huggingface.co/datasets/{self.repo_id}/resolve/main/{path_in_repo}" |
| | logger.info(f"アップロード成功: {url}") |
| | return url |
| | |
| | except Exception as e: |
| | logger.error(f"HuggingFace Hubへのアップロード中にエラー: {e}", exc_info=True) |
| | return None |
| |
|
| | |
| | hf_uploader = HuggingFaceUploader() |
| |
|
| | |
| | class WebDriverPool: |
| | """WebDriverインスタンスを再利用するためのプール""" |
| | def __init__(self, max_drivers=3): |
| | self.driver_queue = queue.Queue() |
| | self.max_drivers = max_drivers |
| | self.lock = threading.Lock() |
| | self.count = 0 |
| | logger.info(f"WebDriverプールを初期化: 最大 {max_drivers} ドライバー") |
| | |
| | def get_driver(self): |
| | """プールからWebDriverを取得、なければ新規作成""" |
| | if not self.driver_queue.empty(): |
| | logger.info("既存のWebDriverをプールから取得") |
| | return self.driver_queue.get() |
| | |
| | with self.lock: |
| | if self.count < self.max_drivers: |
| | self.count += 1 |
| | logger.info(f"新しいWebDriverを作成 (合計: {self.count}/{self.max_drivers})") |
| | options = Options() |
| | options.add_argument("--headless") |
| | options.add_argument("--no-sandbox") |
| | options.add_argument("--disable-dev-shm-usage") |
| | options.add_argument("--force-device-scale-factor=1") |
| | options.add_argument("--disable-features=NetworkService") |
| | options.add_argument("--dns-prefetch-disable") |
| | |
| | |
| | webdriver_path = os.environ.get("CHROMEDRIVER_PATH") |
| | if webdriver_path and os.path.exists(webdriver_path): |
| | logger.info(f"CHROMEDRIVER_PATH使用: {webdriver_path}") |
| | service = webdriver.ChromeService(executable_path=webdriver_path) |
| | return webdriver.Chrome(service=service, options=options) |
| | else: |
| | logger.info("デフォルトのChromeDriverを使用") |
| | return webdriver.Chrome(options=options) |
| | |
| | |
| | logger.info("WebDriverプールがいっぱいです。利用可能なドライバーを待機中...") |
| | return self.driver_queue.get() |
| | |
| | def release_driver(self, driver): |
| | """ドライバーをプールに戻す""" |
| | if driver: |
| | try: |
| | |
| | driver.get("about:blank") |
| | driver.execute_script(""" |
| | document.documentElement.style.overflow = ''; |
| | document.body.style.overflow = ''; |
| | """) |
| | self.driver_queue.put(driver) |
| | logger.info("WebDriverをプールに戻しました") |
| | except Exception as e: |
| | logger.error(f"ドライバーをプールに戻す際にエラー: {e}") |
| | driver.quit() |
| | with self.lock: |
| | self.count -= 1 |
| | |
| | def close_all(self): |
| | """全てのドライバーを終了""" |
| | logger.info("WebDriverプールを終了します") |
| | closed = 0 |
| | while not self.driver_queue.empty(): |
| | try: |
| | driver = self.driver_queue.get(block=False) |
| | driver.quit() |
| | closed += 1 |
| | except queue.Empty: |
| | break |
| | except Exception as e: |
| | logger.error(f"ドライバー終了中にエラー: {e}") |
| | |
| | logger.info(f"{closed}個のWebDriverを終了しました") |
| | with self.lock: |
| | self.count = 0 |
| |
|
| | |
| | |
| | driver_pool = WebDriverPool(max_drivers=int(os.environ.get("MAX_WEBDRIVERS", "3"))) |
| |
|
| | |
| | class GeminiRequest(BaseModel): |
| | """Geminiへのリクエストデータモデル""" |
| | text: str |
| | extension_percentage: float = 15.0 |
| | temperature: float = 1.0 |
| | trim_whitespace: bool = True |
| | style: str = "standard" |
| |
|
| | class ScreenshotRequest(BaseModel): |
| | """スクリーンショットリクエストモデル""" |
| | html_code: str |
| | extension_percentage: float = 15.0 |
| | trim_whitespace: bool = True |
| | style: str = "standard" |
| |
|
| | |
| | class ImageUrlResponse(BaseModel): |
| | """画像URLのレスポンスモデル""" |
| | url: str |
| | status: str = "success" |
| | message: str = "画像が正常に生成されました" |
| |
|
| | |
| | def enhance_font_awesome_layout(html_code): |
| | """Font Awesomeレイアウトを改善し、プリロードタグを追加""" |
| | |
| | fa_preload = """ |
| | <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> |
| | <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> |
| | <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> |
| | """ |
| | |
| | |
| | fa_fix_css = """ |
| | <style> |
| | /* Font Awesomeアイコンのレイアウト修正 */ |
| | [class*="fa-"] { |
| | display: inline-block !important; |
| | margin-right: 8px !important; |
| | vertical-align: middle !important; |
| | } |
| | |
| | /* テキスト内のアイコン位置調整 */ |
| | 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; |
| | } |
| | |
| | /* 特定パターンの修正 */ |
| | .fa + span, .fas + span, .far + span, .fab + span, |
| | span + .fa, span + .fas, span + .far + span { |
| | display: inline-block !important; |
| | margin-left: 5px !important; |
| | } |
| | |
| | /* カード内アイコン修正 */ |
| | .card [class*="fa-"], .card-body [class*="fa-"] { |
| | float: none !important; |
| | clear: none !important; |
| | position: relative !important; |
| | } |
| | |
| | /* アイコンと文字が重なる場合の調整 */ |
| | li [class*="fa-"], p [class*="fa-"] { |
| | margin-right: 10px !important; |
| | } |
| | |
| | /* インラインアイコンのスペーシング */ |
| | .inline-icon { |
| | display: inline-flex !important; |
| | align-items: center !important; |
| | justify-content: flex-start !important; |
| | } |
| | |
| | /* アイコン後のテキスト */ |
| | [class*="fa-"] + span { |
| | display: inline-block !important; |
| | vertical-align: middle !important; |
| | } |
| | </style> |
| | """ |
| |
|
| | |
| | if '<head>' in html_code: |
| | return html_code.replace('</head>', f'{fa_preload}{fa_fix_css}</head>') |
| | |
| | elif '<html' in html_code: |
| | head_end = html_code.find('</head>') |
| | if head_end > 0: |
| | return html_code[:head_end] + fa_preload + fa_fix_css + html_code[head_end:] |
| | else: |
| | body_start = html_code.find('<body') |
| | if body_start > 0: |
| | return html_code[:body_start] + f'<head>{fa_preload}{fa_fix_css}</head>' + html_code[body_start:] |
| |
|
| | |
| | return f'<html><head>{fa_preload}{fa_fix_css}</head>' + html_code + '</html>' |
| |
|
| | def load_system_instruction(style="standard"): |
| | """ |
| | 指定されたスタイルのシステムインストラクションを読み込む |
| | |
| | Args: |
| | style: 使用するスタイル名 (standard, cute, resort, cool, dental, school) |
| | |
| | Returns: |
| | 読み込まれたシステムインストラクション |
| | """ |
| | try: |
| | |
| | valid_styles = ["standard", "cute", "resort", "cool", "dental", "school","KOKUGO"] |
| |
|
| | |
| | if style not in valid_styles: |
| | logger.warning(f"無効なスタイル '{style}' が指定されました。デフォルトの 'standard' を使用します。") |
| | style = "standard" |
| |
|
| | logger.info(f"スタイル '{style}' のシステムインストラクションを読み込みます") |
| |
|
| | |
| | local_path = os.path.join(os.path.dirname(__file__), style, "prompt.txt") |
| |
|
| | |
| | if os.path.exists(local_path): |
| | logger.info(f"ローカルファイルを使用: {local_path}") |
| | with open(local_path, 'r', encoding='utf-8') as file: |
| | instruction = file.read() |
| | return instruction |
| |
|
| | |
| | try: |
| | |
| | file_path = hf_hub_download( |
| | repo_id="tomo2chin2/GURAREKOstlyle", |
| | filename=f"{style}/prompt.txt", |
| | repo_type="dataset" |
| | ) |
| |
|
| | logger.info(f"スタイル '{style}' のプロンプトをHuggingFaceから読み込みました: {file_path}") |
| | with open(file_path, 'r', encoding='utf-8') as file: |
| | instruction = file.read() |
| | return instruction |
| |
|
| | except Exception as style_error: |
| | |
| | logger.warning(f"スタイル '{style}' のプロンプト読み込みに失敗: {str(style_error)}") |
| | logger.info("デフォルトのprompt.txtを読み込みます") |
| |
|
| | file_path = hf_hub_download( |
| | repo_id="leave-everything/GURAREKOstyle", |
| | filename="prompt.txt", |
| | repo_type="dataset" |
| | ) |
| |
|
| | with open(file_path, 'r', encoding='utf-8') as file: |
| | instruction = file.read() |
| |
|
| | logger.info("デフォルトのシステムインストラクションを読み込みました") |
| | return instruction |
| |
|
| | except Exception as e: |
| | error_msg = f"システムインストラクションの読み込みに失敗: {str(e)}" |
| | logger.error(error_msg) |
| | raise ValueError(error_msg) |
| |
|
| | def generate_html_from_text(text, temperature=0.3, style="standard"): |
| | """テキストからHTMLを生成する""" |
| | try: |
| | |
| | api_key = os.environ.get("GEMINI_API_KEY") |
| | if not api_key: |
| | logger.error("GEMINI_API_KEY 環境変数が設定されていません") |
| | raise ValueError("GEMINI_API_KEY 環境変数が設定されていません") |
| |
|
| | |
| | model_name = os.environ.get("GEMINI_MODEL", "gemini-flash-latest") |
| | logger.info(f"使用するGeminiモデル: {model_name}") |
| |
|
| | |
| | genai.configure(api_key=api_key) |
| |
|
| | |
| | system_instruction = load_system_instruction(style) |
| |
|
| | |
| | logger.info(f"Gemini APIにリクエストを送信: テキスト長さ = {len(text)}, 温度 = {temperature}, スタイル = {style}") |
| |
|
| | |
| | model = genai.GenerativeModel(model_name) |
| |
|
| | |
| | generation_config = { |
| | "temperature": temperature, |
| | "top_p": 0.7, |
| | "top_k": 20, |
| | "max_output_tokens": 8192, |
| | "candidate_count": 1 |
| | } |
| |
|
| | |
| | safety_settings = [ |
| | { |
| | "category": "HARM_CATEGORY_HARASSMENT", |
| | "threshold": "BLOCK_MEDIUM_AND_ABOVE" |
| | }, |
| | { |
| | "category": "HARM_CATEGORY_HATE_SPEECH", |
| | "threshold": "BLOCK_MEDIUM_AND_ABOVE" |
| | }, |
| | { |
| | "category": "HARM_CATEGORY_SEXUALLY_EXPLICIT", |
| | "threshold": "BLOCK_MEDIUM_AND_ABOVE" |
| | }, |
| | { |
| | "category": "HARM_CATEGORY_DANGEROUS_CONTENT", |
| | "threshold": "BLOCK_MEDIUM_AND_ABOVE" |
| | } |
| | ] |
| |
|
| | |
| | prompt = f"{system_instruction}\n\n{text}" |
| |
|
| | |
| | response = model.generate_content( |
| | prompt, |
| | generation_config=generation_config, |
| | safety_settings=safety_settings |
| | ) |
| |
|
| | |
| | raw_response = response.text |
| |
|
| | |
| | html_start = raw_response.find("```html") |
| | html_end = raw_response.rfind("```") |
| |
|
| | if html_start != -1 and html_end != -1 and html_start < html_end: |
| | html_start += 7 |
| | html_code = raw_response[html_start:html_end].strip() |
| | logger.info(f"HTMLの生成に成功: 長さ = {len(html_code)}") |
| |
|
| | |
| | html_code = enhance_font_awesome_layout(html_code) |
| | logger.info("Font Awesomeレイアウトの最適化を適用しました") |
| |
|
| | return html_code |
| | else: |
| | |
| | logger.warning("レスポンスから ```html ``` タグが見つかりませんでした。全テキストを返します。") |
| | return raw_response |
| |
|
| | except Exception as e: |
| | logger.error(f"HTML生成中にエラーが発生: {e}", exc_info=True) |
| | raise Exception(f"Gemini APIでのHTML生成に失敗しました: {e}") |
| |
|
| | |
| | def trim_image_whitespace(image, threshold=250, padding=10): |
| | """ |
| | NumPyを使用して最適化された画像トリミング関数 |
| | |
| | Args: |
| | image: PIL.Image - 入力画像 |
| | threshold: int - どの明るさ以上を空白と判断するか (0-255) |
| | padding: int - トリミング後に残す余白のピクセル数 |
| | |
| | Returns: |
| | トリミングされたPIL.Image |
| | """ |
| | try: |
| | |
| | gray = image.convert('L') |
| | |
| | |
| | np_image = np.array(gray) |
| | |
| | |
| | mask = np_image < threshold |
| | |
| | |
| | rows = np.any(mask, axis=1) |
| | cols = np.any(mask, axis=0) |
| | |
| | |
| | if np.any(rows) and np.any(cols): |
| | row_indices = np.where(rows)[0] |
| | col_indices = np.where(cols)[0] |
| | |
| | |
| | min_y, max_y = row_indices[0], row_indices[-1] |
| | min_x, max_x = col_indices[0], col_indices[-1] |
| | |
| | |
| | min_x = max(0, min_x - padding) |
| | min_y = max(0, min_y - padding) |
| | max_x = min(image.width - 1, max_x + padding) |
| | max_y = min(image.height - 1, max_y + padding) |
| | |
| | |
| | trimmed = image.crop((min_x, min_y, max_x + 1, max_y + 1)) |
| | |
| | logger.info(f"画像をトリミングしました: 元サイズ {image.width}x{image.height} → トリミング後 {trimmed.width}x{trimmed.height}") |
| | return trimmed |
| | |
| | logger.warning("トリミング領域が見つかりません。元の画像を返します。") |
| | return image |
| | |
| | except Exception as e: |
| | logger.error(f"画像トリミング中にエラー: {e}", exc_info=True) |
| | return image |
| |
|
| | |
| | def render_fullpage_screenshot(html_code: str, extension_percentage: float = 6.0, |
| | trim_whitespace: bool = True, driver=None) -> Image.Image: |
| | """ |
| | Renders HTML code to a full-page screenshot using Selenium. |
| | Optimized to accept an external driver or get one from the pool. |
| | |
| | Args: |
| | html_code: The HTML source code string. |
| | extension_percentage: Percentage of extra space to add vertically. |
| | trim_whitespace: Whether to trim excess whitespace from the image. |
| | driver: An optional pre-initialized WebDriver instance. |
| | |
| | Returns: |
| | A PIL Image object of the screenshot. |
| | """ |
| | tmp_path = None |
| | driver_from_pool = False |
| | |
| | |
| | if driver is None: |
| | driver = driver_pool.get_driver() |
| | driver_from_pool = True |
| | logger.info("WebDriverプールからドライバーを取得しました") |
| |
|
| | |
| | try: |
| | with tempfile.NamedTemporaryFile(suffix=".html", delete=False, mode='w', encoding='utf-8') as tmp_file: |
| | tmp_path = tmp_file.name |
| | tmp_file.write(html_code) |
| | logger.info(f"HTML saved to temporary file: {tmp_path}") |
| | except Exception as e: |
| | logger.error(f"Error writing temporary HTML file: {e}") |
| | if driver_from_pool: |
| | driver_pool.release_driver(driver) |
| | return Image.new('RGB', (1, 1), color=(0, 0, 0)) |
| |
|
| | try: |
| | |
| | initial_width = 1200 |
| | initial_height = 1000 |
| | driver.set_window_size(initial_width, initial_height) |
| | file_url = "file://" + tmp_path |
| | logger.info(f"Navigating to {file_url}") |
| | driver.get(file_url) |
| |
|
| | |
| | logger.info("Waiting for body element...") |
| | WebDriverWait(driver, 10).until( |
| | EC.presence_of_element_located((By.TAG_NAME, "body")) |
| | ) |
| | logger.info("Body element found. Waiting for resource loading...") |
| |
|
| | |
| | max_wait = 5 |
| | wait_increment = 0.2 |
| | wait_time = 0 |
| | |
| | while wait_time < max_wait: |
| | resource_state = driver.execute_script(""" |
| | return { |
| | complete: document.readyState === 'complete', |
| | imgCount: document.images.length, |
| | imgLoaded: Array.from(document.images).filter(img => img.complete).length, |
| | faElements: document.querySelectorAll('.fa, .fas, .far, .fab, [class*="fa-"]').length |
| | }; |
| | """) |
| | |
| | |
| | if resource_state['complete'] and (resource_state['imgCount'] == 0 or |
| | resource_state['imgLoaded'] == resource_state['imgCount']): |
| | logger.info(f"リソース読み込み完了: {resource_state}") |
| | break |
| | |
| | time.sleep(wait_increment) |
| | wait_time += wait_increment |
| | logger.info(f"リソース待機中... {wait_time:.1f}秒経過, 状態: {resource_state}") |
| | |
| | |
| | fa_count = resource_state.get('faElements', 0) |
| | if fa_count > 30: |
| | logger.info(f"{fa_count}個のFont Awesome要素があるため、追加待機...") |
| | time.sleep(min(1.0, fa_count / 100)) |
| |
|
| | |
| | logger.info("Performing content rendering scroll...") |
| | total_height = driver.execute_script("return Math.max(document.body.scrollHeight, document.documentElement.scrollHeight);") |
| | viewport_height = driver.execute_script("return window.innerHeight;") |
| | scrolls_needed = max(1, min(5, total_height // viewport_height)) |
| | |
| | |
| | for i in range(scrolls_needed): |
| | scroll_pos = i * (viewport_height - 100) |
| | driver.execute_script(f"window.scrollTo(0, {scroll_pos});") |
| | time.sleep(0.1) |
| | |
| | |
| | driver.execute_script("window.scrollTo(0, 0);") |
| | time.sleep(0.2) |
| | logger.info("Scroll rendering completed") |
| |
|
| | |
| | driver.execute_script(""" |
| | document.documentElement.style.overflow = 'hidden'; |
| | document.body.style.overflow = 'hidden'; |
| | """) |
| | |
| | |
| | dimensions = driver.execute_script(""" |
| | return { |
| | width: Math.max( |
| | document.documentElement.scrollWidth, |
| | document.documentElement.offsetWidth, |
| | document.documentElement.clientWidth, |
| | document.body ? document.body.scrollWidth : 0, |
| | document.body ? document.body.offsetWidth : 0, |
| | document.body ? document.body.clientWidth : 0 |
| | ), |
| | height: Math.max( |
| | document.documentElement.scrollHeight, |
| | document.documentElement.offsetHeight, |
| | document.documentElement.clientHeight, |
| | document.body ? document.body.scrollHeight : 0, |
| | document.body ? document.body.offsetHeight : 0, |
| | document.body ? document.body.clientHeight : 0 |
| | ) |
| | }; |
| | """) |
| | scroll_width = dimensions['width'] |
| | scroll_height = dimensions['height'] |
| | logger.info(f"Detected dimensions: width={scroll_width}, height={scroll_height}") |
| |
|
| | |
| | scroll_width = max(scroll_width, 100) |
| | scroll_height = max(scroll_height, 100) |
| | scroll_width = min(scroll_width, 2000) |
| | scroll_height = min(scroll_height, 4000) |
| | |
| | |
| | time.sleep(2.0) |
| |
|
| | |
| | adjusted_height = int(scroll_height * (1 + extension_percentage / 100.0)) |
| | adjusted_height = max(adjusted_height, scroll_height, 100) |
| | |
| | |
| | adjusted_width = scroll_width |
| | logger.info(f"Resizing window to: width={adjusted_width}, height={adjusted_height}") |
| | driver.set_window_size(adjusted_width, adjusted_height) |
| | time.sleep(0.5) |
| |
|
| | |
| | logger.info("Taking screenshot...") |
| | png = driver.get_screenshot_as_png() |
| | logger.info("Screenshot taken successfully.") |
| |
|
| | |
| | img = Image.open(BytesIO(png)) |
| | logger.info(f"Screenshot dimensions: {img.width}x{img.height}") |
| |
|
| | |
| | if trim_whitespace: |
| | img = trim_image_whitespace(img, threshold=248, padding=20) |
| | logger.info(f"Trimmed dimensions: {img.width}x{img.height}") |
| |
|
| | return img |
| |
|
| | except Exception as e: |
| | logger.error(f"Error during screenshot generation: {e}", exc_info=True) |
| | |
| | return Image.new('RGB', (1, 1), color=(0, 0, 0)) |
| | finally: |
| | logger.info("Cleaning up...") |
| | |
| | if driver_from_pool: |
| | driver_pool.release_driver(driver) |
| | logger.info("Returned driver to pool") |
| | |
| | if tmp_path and os.path.exists(tmp_path): |
| | try: |
| | os.remove(tmp_path) |
| | logger.info(f"Temporary file {tmp_path} removed.") |
| | except Exception as e: |
| | logger.error(f"Error removing temporary file {tmp_path}: {e}") |
| |
|
| | |
| | def text_to_screenshot_parallel(text: str, extension_percentage: float, temperature: float = 0.3, |
| | trim_whitespace: bool = True, style: str = "standard") -> tuple: |
| | """ |
| | テキストをGemini APIでHTMLに変換し、並列処理でスクリーンショットを生成する関数 |
| | |
| | Returns: |
| | tuple - (PIL.Image, URL) - 生成された画像とHuggingFaceのURL |
| | """ |
| | start_time = time.time() |
| | logger.info("並列処理によるテキスト→スクリーンショット生成を開始") |
| | |
| | try: |
| | |
| | with ThreadPoolExecutor(max_workers=2) as executor: |
| | |
| | html_future = executor.submit( |
| | generate_html_from_text, |
| | text=text, |
| | temperature=temperature, |
| | style=style |
| | ) |
| | |
| | |
| | driver_future = executor.submit(driver_pool.get_driver) |
| | |
| | |
| | html_code = html_future.result() |
| | driver = driver_future.result() |
| | |
| | |
| | driver_from_pool = True |
| | |
| | |
| | logger.info(f"HTML生成完了:{len(html_code)}文字。スクリーンショット生成開始。") |
| | |
| | |
| | tmp_path = None |
| | try: |
| | |
| | with tempfile.NamedTemporaryFile(suffix=".html", delete=False, mode='w', encoding='utf-8') as tmp_file: |
| | tmp_path = tmp_file.name |
| | tmp_file.write(html_code) |
| | logger.info(f"HTMLを一時ファイルに保存: {tmp_path}") |
| | |
| | |
| | initial_width = 1200 |
| | initial_height = 1000 |
| | driver.set_window_size(initial_width, initial_height) |
| | file_url = "file://" + tmp_path |
| | logger.info(f"ページに移動: {file_url}") |
| | driver.get(file_url) |
| | |
| | |
| | |
| | logger.info("body要素を待機...") |
| | WebDriverWait(driver, 10).until( |
| | EC.presence_of_element_located((By.TAG_NAME, "body")) |
| | ) |
| | logger.info("body要素を検出。リソース読み込みを待機...") |
| | |
| | |
| | max_wait = 3 |
| | wait_increment = 0.2 |
| | wait_time = 0 |
| | |
| | while wait_time < max_wait: |
| | resource_state = driver.execute_script(""" |
| | return { |
| | complete: document.readyState === 'complete', |
| | imgCount: document.images.length, |
| | imgLoaded: Array.from(document.images).filter(img => img.complete).length, |
| | faElements: document.querySelectorAll('.fa, .fas, .far, .fab, [class*="fa-"]').length |
| | }; |
| | """) |
| | |
| | |
| | if resource_state['complete'] and (resource_state['imgCount'] == 0 or |
| | resource_state['imgLoaded'] == resource_state['imgCount']): |
| | logger.info(f"リソース読み込み完了: {resource_state}") |
| | break |
| | |
| | time.sleep(wait_increment) |
| | wait_time += wait_increment |
| | |
| | |
| | fa_count = resource_state.get('faElements', 0) |
| | if fa_count > 30: |
| | logger.info(f"{fa_count}個のFont Awesome要素があるため、追加待機...") |
| | time.sleep(min(1.0, fa_count / 100)) |
| | |
| | |
| | driver.execute_script("window.scrollTo(0, document.body.scrollHeight);") |
| | time.sleep(0.2) |
| | driver.execute_script("window.scrollTo(0, 0);") |
| | time.sleep(0.2) |
| | |
| | |
| | driver.execute_script(""" |
| | document.documentElement.style.overflow = 'hidden'; |
| | document.body.style.overflow = 'hidden'; |
| | """) |
| | |
| | |
| | dimensions = driver.execute_script(""" |
| | return { |
| | width: Math.max( |
| | document.documentElement.scrollWidth, |
| | document.documentElement.offsetWidth, |
| | document.documentElement.clientWidth, |
| | document.body ? document.body.scrollWidth : 0, |
| | document.body ? document.body.offsetWidth : 0, |
| | document.body ? document.body.clientWidth : 0 |
| | ), |
| | height: Math.max( |
| | document.documentElement.scrollHeight, |
| | document.documentElement.offsetHeight, |
| | document.documentElement.clientHeight, |
| | document.body ? document.body.scrollHeight : 0, |
| | document.body ? document.body.offsetHeight : 0, |
| | document.body ? document.body.clientHeight : 0 |
| | ) |
| | }; |
| | """) |
| | scroll_width = dimensions['width'] |
| | scroll_height = dimensions['height'] |
| | |
| | |
| | scroll_width = max(scroll_width, 100) |
| | scroll_height = max(scroll_height, 100) |
| | scroll_width = min(scroll_width, 2000) |
| | scroll_height = min(scroll_height, 4000) |
| | |
| | |
| | adjusted_height = int(scroll_height * (1 + extension_percentage / 100.0)) |
| | adjusted_height = max(adjusted_height, scroll_height, 100) |
| | |
| | |
| | driver.set_window_size(scroll_width, adjusted_height) |
| | time.sleep(0.2) |
| | |
| | |
| | logger.info("スクリーンショットを撮影...") |
| | png = driver.get_screenshot_as_png() |
| | |
| | |
| | img = Image.open(BytesIO(png)) |
| | logger.info(f"スクリーンショットサイズ: {img.width}x{img.height}") |
| | |
| | |
| | if trim_whitespace: |
| | img = trim_image_whitespace(img, threshold=248, padding=20) |
| | logger.info(f"トリミング後のサイズ: {img.width}x{img.height}") |
| | |
| | |
| | prefix = f"infographic_{style}" |
| | image_url = hf_uploader.upload_image(img, prefix=prefix) |
| | |
| | elapsed = time.time() - start_time |
| | logger.info(f"並列処理による生成完了。所要時間: {elapsed:.2f}秒、URL: {image_url}") |
| | return img, image_url |
| | |
| | except Exception as e: |
| | logger.error(f"スクリーンショット生成中にエラー: {e}", exc_info=True) |
| | return Image.new('RGB', (1, 1), color=(0, 0, 0)), None |
| | finally: |
| | |
| | if driver_from_pool: |
| | driver_pool.release_driver(driver) |
| | |
| | if tmp_path and os.path.exists(tmp_path): |
| | try: |
| | os.remove(tmp_path) |
| | except Exception as e: |
| | logger.error(f"一時ファイル削除エラー: {e}") |
| | |
| | except Exception as e: |
| | logger.error(f"並列処理中のエラー: {e}", exc_info=True) |
| | return Image.new('RGB', (1, 1), color=(0, 0, 0)), None |
| |
|
| | |
| | def text_to_screenshot(text: str, extension_percentage: float, temperature: float = 1.0, |
| | trim_whitespace: bool = True, style: str = "standard") -> tuple: |
| | """テキストをGemini APIでHTMLに変換し、スクリーンショットを生成する統合関数(レガシー版)""" |
| | |
| | return text_to_screenshot_parallel(text, extension_percentage, temperature, trim_whitespace, style) |
| |
|
| | |
| | def render_and_upload_screenshot(html_code: str, extension_percentage: float = 10.0, |
| | trim_whitespace: bool = True, prefix: str = "screenshot") -> tuple: |
| | """ |
| | HTMLコードからスクリーンショットを生成し、HuggingFaceにアップロードする |
| | |
| | Returns: |
| | tuple - (PIL.Image, URL) - 生成された画像とHuggingFaceのURL |
| | """ |
| | try: |
| | |
| | img = render_fullpage_screenshot(html_code, extension_percentage, trim_whitespace) |
| | |
| | |
| | image_url = hf_uploader.upload_image(img, prefix=prefix) |
| | |
| | return img, image_url |
| | except Exception as e: |
| | logger.error(f"スクリーンショット生成とアップロード中にエラー: {e}", exc_info=True) |
| | return Image.new('RGB', (1, 1), color=(0, 0, 0)), None |
| |
|
| | |
| | app = FastAPI() |
| |
|
| | |
| | app.add_middleware( |
| | CORSMiddleware, |
| | allow_origins=["*"], |
| | allow_credentials=True, |
| | allow_methods=["*"], |
| | allow_headers=["*"], |
| | ) |
| |
|
| | |
| | |
| | gradio_dir = os.path.dirname(gr.__file__) |
| | logger.info(f"Gradio version: {gr.__version__}") |
| | logger.info(f"Gradio directory: {gradio_dir}") |
| |
|
| | |
| | static_dir = os.path.join(gradio_dir, "templates", "frontend", "static") |
| | if os.path.exists(static_dir): |
| | logger.info(f"Mounting static directory: {static_dir}") |
| | app.mount("/static", StaticFiles(directory=static_dir), name="static") |
| |
|
| | |
| | app_dir = os.path.join(gradio_dir, "templates", "frontend", "_app") |
| | if os.path.exists(app_dir): |
| | logger.info(f"Mounting _app directory: {app_dir}") |
| | app.mount("/_app", StaticFiles(directory=app_dir), name="_app") |
| |
|
| | |
| | assets_dir = os.path.join(gradio_dir, "templates", "frontend", "assets") |
| | if os.path.exists(assets_dir): |
| | logger.info(f"Mounting assets directory: {assets_dir}") |
| | app.mount("/assets", StaticFiles(directory=assets_dir), name="assets") |
| |
|
| | |
| | cdn_dir = os.path.join(gradio_dir, "templates", "cdn") |
| | if os.path.exists(cdn_dir): |
| | logger.info(f"Mounting cdn directory: {cdn_dir}") |
| | app.mount("/cdn", StaticFiles(directory=cdn_dir), name="cdn") |
| |
|
| |
|
| | |
| | @app.post("/api/screenshot", |
| | response_model=ImageUrlResponse, |
| | tags=["Screenshot"], |
| | summary="Render HTML to Full Page Screenshot and Upload to HuggingFace", |
| | description="Takes HTML code and an optional vertical extension percentage, renders it using a headless browser, uploads to HuggingFace, and returns the URL.") |
| | async def api_render_screenshot(request: ScreenshotRequest): |
| | """ |
| | API endpoint to render HTML, upload to HuggingFace, and return the URL. |
| | """ |
| | try: |
| | logger.info(f"API request received. Extension: {request.extension_percentage}%") |
| | |
| | |
| | pil_image, image_url = render_and_upload_screenshot( |
| | request.html_code, |
| | request.extension_percentage, |
| | request.trim_whitespace, |
| | prefix="screenshot" |
| | ) |
| |
|
| | if pil_image.size == (1, 1) or not image_url: |
| | logger.error("Screenshot generation failed, or upload failed.") |
| | raise HTTPException(status_code=500, detail="Failed to generate or upload screenshot") |
| |
|
| | |
| | logger.info(f"返却URL: {image_url}") |
| | return ImageUrlResponse(url=image_url) |
| |
|
| | except Exception as e: |
| | logger.error(f"API Error: {e}", exc_info=True) |
| | raise HTTPException(status_code=500, detail=f"Internal Server Error: {e}") |
| |
|
| | |
| | @app.post("/api/text-to-screenshot", |
| | response_model=ImageUrlResponse, |
| | tags=["Screenshot", "Gemini"], |
| | summary="テキストからインフォグラフィックを生成しHuggingFaceにアップロード", |
| | description="テキストをGemini APIを使ってHTMLインフォグラフィックに変換し、HuggingFaceにアップロードしたURLを返します。") |
| | async def api_text_to_screenshot(request: GeminiRequest): |
| | """ |
| | テキストからHTMLインフォグラフィックを生成してアップロードし、URLを返すAPIエンドポイント |
| | """ |
| | try: |
| | logger.info(f"テキスト→スクリーンショットAPIリクエスト受信。テキスト長さ: {len(request.text)}, " |
| | f"拡張率: {request.extension_percentage}%, 温度: {request.temperature}, " |
| | f"スタイル: {request.style}") |
| |
|
| | |
| | pil_image, image_url = text_to_screenshot_parallel( |
| | request.text, |
| | request.extension_percentage, |
| | request.temperature, |
| | request.trim_whitespace, |
| | request.style |
| | ) |
| |
|
| | if pil_image.size == (1, 1) or not image_url: |
| | logger.error("スクリーンショット生成に失敗したか、アップロードに失敗しました。") |
| | raise HTTPException(status_code=500, detail="Failed to generate or upload screenshot") |
| |
|
| | |
| | logger.info(f"返却URL: {image_url}") |
| | return ImageUrlResponse(url=image_url) |
| |
|
| | except Exception as e: |
| | logger.error(f"API Error: {e}", exc_info=True) |
| | raise HTTPException(status_code=500, detail=f"Internal Server Error: {e}") |
| |
|
| | |
| | |
| | def process_input(input_mode, input_text, extension_percentage, temperature, trim_whitespace, style): |
| | """入力モードに応じて適切な処理を行う""" |
| | if input_mode == "HTML入力": |
| | |
| | img, url = render_and_upload_screenshot( |
| | input_text, |
| | extension_percentage, |
| | trim_whitespace, |
| | prefix="html_screenshot" |
| | ) |
| | return img, url if url else "アップロード失敗またはURL取得できませんでした" |
| | else: |
| | |
| | img, url = text_to_screenshot_parallel( |
| | input_text, |
| | extension_percentage, |
| | temperature, |
| | trim_whitespace, |
| | style |
| | ) |
| | return img, url if url else "アップロード失敗またはURL取得できませんでした" |
| |
|
| | |
| | with gr.Blocks(title="Full Page Screenshot (テキスト変換対応)", theme=gr.themes.Base()) as iface: |
| | gr.Markdown("# HTMLビューア & テキスト→インフォグラフィック変換") |
| | gr.Markdown("HTMLコードをレンダリングするか、テキストをGemini APIでインフォグラフィックに変換して画像として取得します。") |
| | gr.Markdown("**パフォーマンス向上版**: 並列処理と最適化により処理時間を短縮しています") |
| |
|
| | with gr.Row(): |
| | input_mode = gr.Radio( |
| | ["HTML入力", "テキスト入力"], |
| | label="入力モード", |
| | value="HTML入力" |
| | ) |
| |
|
| | |
| | input_text = gr.Textbox( |
| | lines=15, |
| | label="入力", |
| | placeholder="HTMLコードまたはテキストを入力してください。入力モードに応じて処理されます。" |
| | ) |
| |
|
| | with gr.Row(): |
| | with gr.Column(scale=1): |
| | |
| | style_dropdown = gr.Dropdown( |
| | choices=["standard", "cute", "resort", "cool", "dental", "school","KOKUGO"], |
| | value="standard", |
| | label="デザインスタイル", |
| | info="テキスト→HTML変換時のデザインテーマを選択します", |
| | visible=False |
| | ) |
| |
|
| | with gr.Column(scale=2): |
| | extension_percentage = gr.Slider( |
| | minimum=0, |
| | maximum=30, |
| | step=1.0, |
| | value=15, |
| | label="上下高さ拡張率(%)" |
| | ) |
| |
|
| | |
| | temperature = gr.Slider( |
| | minimum=0.0, |
| | maximum=1.0, |
| | step=0.1, |
| | value=1.0, |
| | label="生成時の温度(低い=一貫性高、高い=創造性高)", |
| | visible=False |
| | ) |
| |
|
| | |
| | trim_whitespace = gr.Checkbox( |
| | label="余白を自動トリミング", |
| | value=True, |
| | info="生成される画像から余分な空白領域を自動的に削除します" |
| | ) |
| |
|
| | submit_btn = gr.Button("生成") |
| | |
| | |
| | with gr.Row(): |
| | with gr.Column(scale=1): |
| | output_image = gr.Image(type="pil", label="ページ全体のスクリーンショット") |
| | with gr.Column(scale=1): |
| | output_url = gr.Textbox(label="画像URL(HuggingFace)", info="生成された画像のURLです。このURLを使用して画像にアクセスできます。") |
| |
|
| | |
| | def update_controls_visibility(mode): |
| | |
| | is_text_mode = mode == "テキスト入力" |
| | return [ |
| | gr.update(visible=is_text_mode), |
| | gr.update(visible=is_text_mode), |
| | ] |
| |
|
| | input_mode.change( |
| | fn=update_controls_visibility, |
| | inputs=input_mode, |
| | outputs=[temperature, style_dropdown] |
| | ) |
| |
|
| | |
| | submit_btn.click( |
| | fn=process_input, |
| | inputs=[input_mode, input_text, extension_percentage, temperature, trim_whitespace, style_dropdown], |
| | outputs=[output_image, output_url] |
| | ) |
| |
|
| | |
| | gemini_model = os.environ.get("GEMINI_MODEL", "gemini-1.5-pro") |
| | hf_repo = os.environ.get("HF_REPO_ID", "leave-everything/ChoTensaiJinGrareko") |
| | gr.Markdown(f""" |
| | ## APIエンドポイント |
| | - `/api/screenshot` - HTMLコードからスクリーンショットを生成し、URLを返します |
| | - `/api/text-to-screenshot` - テキストからインフォグラフィックスクリーンショットを生成し、URLを返します |
| | |
| | ## 設定情報 |
| | - 使用モデル: {gemini_model} (環境変数 GEMINI_MODEL で変更可能) |
| | - HuggingFaceリポジトリ: {hf_repo} (環境変数 HF_REPO_ID で変更可能) |
| | - WebDriverプール最大数: {driver_pool.max_drivers} (環境変数 MAX_WEBDRIVERS で変更可能) |
| | - 対応スタイル: standard, cute, resort, cool, dental, KOKUGO |
| | """) |
| |
|
| | |
| | app = gr.mount_gradio_app(app, iface, path="/") |
| |
|
| | |
| | if __name__ == "__main__": |
| | import uvicorn |
| | logger.info("Starting Uvicorn server for local development...") |
| | uvicorn.run(app, host="0.0.0.0", port=7860) |
| |
|
| | |
| | import atexit |
| | atexit.register(driver_pool.close_all) |