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原生HTML的SRT字幕净化工具
对于srt字幕文件,可以去除其中的行号、时间、格式、空行,仅保留字幕文本。
代码:
- <!DOCTYPE html>
- <html lang="zh-CN">
- <head>
- <meta charset="UTF-8">
- <meta name="viewport" content="width=device-width, initial-scale=1.0">
- <title>SRT字幕净化工具</title>
- <style>
- * {
- box-sizing: border-box;
- margin: 0;
- padding: 0;
- font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
- }
-
- body {
- background: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%);
- color: #333;
- min-height: 100vh;
- padding: 20px;
- display: flex;
- justify-content: center;
- align-items: center;
- }
-
- .container {
- width: 100%;
- max-width: 900px;
- background-color: rgba(255, 255, 255, 0.95);
- border-radius: 16px;
- box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
- overflow: hidden;
- }
-
- header {
- background: linear-gradient(90deg, #4b6cb7, #182848);
- color: white;
- padding: 25px 30px;
- text-align: center;
- position: relative;
- }
-
- h1 {
- font-size: 2.2rem;
- margin-bottom: 10px;
- }
-
- .subtitle {
- font-size: 1.1rem;
- opacity: 0.9;
- max-width: 600px;
- margin: 0 auto;
- line-height: 1.5;
- }
-
- .main-content {
- padding: 30px;
- }
-
- .upload-area {
- border: 3px dashed #4b6cb7;
- border-radius: 12px;
- padding: 40px 20px;
- text-align: center;
- background-color: #f8f9ff;
- transition: all 0.3s ease;
- margin-bottom: 30px;
- position: relative;
- }
-
- .upload-area:hover, .upload-area.dragover {
- background-color: #eef2ff;
- border-color: #182848;
- }
-
- .upload-icon {
- font-size: 60px;
- color: #4b6cb7;
- margin-bottom: 15px;
- }
-
- .upload-text {
- font-size: 1.2rem;
- margin-bottom: 20px;
- color: #444;
- }
-
- .file-input {
- display: none;
- }
-
- .btn {
- background: linear-gradient(90deg, #4b6cb7, #182848);
- color: white;
- border: none;
- padding: 12px 30px;
- font-size: 1.1rem;
- border-radius: 50px;
- cursor: pointer;
- transition: all 0.3s ease;
- display: inline-flex;
- align-items: center;
- justify-content: center;
- gap: 8px;
- box-shadow: 0 4px 10px rgba(75, 108, 183, 0.3);
- }
-
- .btn:hover {
- transform: translateY(-3px);
- box-shadow: 0 6px 15px rgba(75, 108, 183, 0.4);
- }
-
- .btn:active {
- transform: translateY(1px);
- }
-
- .options-section {
- background-color: #f0f7ff;
- border-radius: 12px;
- padding: 20px;
- margin-bottom: 25px;
- border: 1px solid #d0e3ff;
- }
-
- .option-title {
- font-size: 1.2rem;
- color: #182848;
- margin-bottom: 15px;
- display: flex;
- align-items: center;
- gap: 10px;
- }
-
- .option-item {
- display: flex;
- align-items: center;
- margin: 10px 0;
- }
-
- .option-item input[type="checkbox"] {
- width: 20px;
- height: 20px;
- margin-right: 10px;
- accent-color: #4b6cb7;
- }
-
- .option-item label {
- font-size: 1rem;
- color: #444;
- }
-
- .result-container {
- display: none;
- margin-top: 30px;
- animation: fadeIn 0.5s ease;
- }
-
- @keyframes fadeIn {
- from { opacity: 0; transform: translateY(20px); }
- to { opacity: 1; transform: translateY(0); }
- }
-
- .section-title {
- font-size: 1.4rem;
- color: #182848;
- margin-bottom: 15px;
- padding-bottom: 10px;
- border-bottom: 2px solid #eaeaea;
- display: flex;
- align-items: center;
- gap: 10px;
- }
-
- .content-box {
- background-color: #f8f9ff;
- border-radius: 10px;
- padding: 20px;
- height: 250px;
- overflow-y: auto;
- margin-bottom: 20px;
- border: 1px solid #e0e0e0;
- line-height: 1.6;
- white-space: pre-wrap;
- font-family: monospace;
- font-size: 0.95rem;
- }
-
- .stats {
- display: flex;
- justify-content: space-between;
- background-color: #eef7ff;
- padding: 12px 15px;
- border-radius: 8px;
- margin-bottom: 20px;
- font-size: 0.9rem;
- color: #4b6cb7;
- }
-
- .stat-item {
- display: flex;
- flex-direction: column;
- align-items: center;
- }
-
- .stat-value {
- font-weight: bold;
- font-size: 1.2rem;
- color: #182848;
- }
-
- .action-buttons {
- display: flex;
- gap: 15px;
- flex-wrap: wrap;
- }
-
- .btn-download {
- background: linear-gradient(90deg, #11998e, #38ef7d);
- }
-
- .btn-copy {
- background: linear-gradient(90deg, #ff416c, #ff4b2b);
- }
-
- .btn-new {
- background: linear-gradient(90deg, #4b6cb7, #182848);
- }
-
- .file-info {
- margin-top: 15px;
- font-size: 0.9rem;
- color: #666;
- padding: 10px;
- background-color: #f0f7ff;
- border-radius: 8px;
- }
-
- .example {
- background-color: #eef7ff;
- border-left: 4px solid #4b6cb7;
- padding: 15px;
- margin: 20px 0;
- border-radius: 0 8px 8px 0;
- }
-
- .example h3 {
- color: #182848;
- margin-bottom: 10px;
- display: flex;
- align-items: center;
- gap: 10px;
- }
-
- .example-content {
- font-family: monospace;
- white-space: pre-line;
- font-size: 0.9rem;
- background-color: white;
- padding: 10px;
- border-radius: 6px;
- margin-top: 10px;
- }
-
- .status {
- padding: 12px;
- border-radius: 8px;
- margin: 15px 0;
- text-align: center;
- display: none;
- font-weight: 500;
- }
-
- .status.success {
- background-color: #d4edda;
- color: #155724;
- display: block;
- }
-
- .status.error {
- background-color: #f8d7da;
- color: #721c24;
- display: block;
- }
-
- .status.info {
- background-color: #cce5ff;
- color: #004085;
- display: block;
- }
-
- footer {
- text-align: center;
- padding: 20px;
- color: #777;
- font-size: 0.9rem;
- border-top: 1px solid #eee;
- background-color: #f8f9ff;
- }
-
- .preview-toggle {
- display: flex;
- justify-content: center;
- margin: 15px 0;
- }
-
- .toggle-btn {
- background: #eef2ff;
- border: 1px solid #d0e3ff;
- padding: 8px 20px;
- cursor: pointer;
- transition: all 0.3s ease;
- }
-
- .toggle-btn:first-child {
- border-radius: 20px 0 0 20px;
- }
-
- .toggle-btn:last-child {
- border-radius: 0 20px 20px 0;
- }
-
- .toggle-btn.active {
- background: linear-gradient(90deg, #4b6cb7, #182848);
- color: white;
- border-color: #4b6cb7;
- }
-
- [url=home.php?mod=space&uid=945662]@media[/url] (max-width: 768px) {
- .container {
- margin: 10px;
- }
-
- header {
- padding: 20px 15px;
- }
-
- .logo {
- position: static;
- margin: 0 auto 15px;
- }
-
- h1 {
- font-size: 1.8rem;
- }
-
- .main-content {
- padding: 20px 15px;
- }
-
- .action-buttons {
- flex-direction: column;
- }
-
- .btn {
- width: 100%;
- }
-
- .stats {
- flex-direction: column;
- gap: 15px;
- }
-
- .stat-item {
- flex-direction: row;
- justify-content: space-between;
- width: 100%;
- }
- }
- </style>
- </head>
- <body>
- <div class="container">
- <header>
- <h1>SRT字幕净化工具</h1>
- <p class="subtitle">上传SRT字幕文件,自动去除序号、时间码和格式代码,仅保留纯文本内容</p>
- </header>
-
- <div class="main-content">
- <div class="upload-area" id="dropArea">
- <div class="upload-icon">📄</div>
- <p class="upload-text">拖放SRT文件到此处,或点击下方按钮选择文件</p>
- <input type="file" id="fileInput" class="file-input" accept=".srt">
- <label for="fileInput" class="btn">
- 📁 选择SRT文件
- </label>
- <div class="file-info" id="fileInfo"></div>
- <div class="status" id="statusMessage"></div>
- </div>
-
- <div class="options-section">
- <h3 class="option-title">⚙️ 处理选项</h3>
- <div class="option-item">
- <input type="checkbox" id="removeEmptyLines" checked>
- <label for="removeEmptyLines">删除所有空行(包括字幕块之间的空行)</label>
- </div>
- <div class="option-item">
- <input type="checkbox" id="removeHtmlTags" checked>
- <label for="removeHtmlTags">移除HTML标签(如<b>, <i>, <u>等)</label>
- </div>
- <div class="option-item">
- <input type="checkbox" id="mergeShortLines">
- <label for="mergeShortLines">合并每段字幕中的短行(少于15个字符的行)</label>
- </div>
- </div>
-
- <div class="example">
- <h3>💡 格式示例</h3>
- <div class="example-content">原始SRT格式:
- 1
- 00:00:01,000 --> 00:00:04,000
- <b>你好,世界!</b>
-
- 2
- 00:00:05,000 --> 00:00:08,000
- 欢迎使用字幕清理工具
- 它可以去除所有格式代码
-
- 3
- 00:00:09,000 --> 00:00:12,000
- 处理完成后,您可以下载或复制结果</div>
- </div>
-
- <div class="result-container" id="resultContainer">
- <h2 class="section-title">📋 处理结果</h2>
-
- <div class="stats">
- <div class="stat-item">
- <span>原始行数</span>
- <span class="stat-value" id="originalLines">0</span>
- </div>
- <div class="stat-item">
- <span>清理后行数</span>
- <span class="stat-value" id="cleanedLines">0</span>
- </div>
- <div class="stat-item">
- <span>字符数</span>
- <span class="stat-value" id="charCount">0</span>
- </div>
- <div class="stat-item">
- <span>处理时间</span>
- <span class="stat-value" id="processTime">0ms</span>
- </div>
- </div>
-
- <div class="preview-toggle">
- <div class="toggle-btn active" data-preview="cleaned">清理后内容</div>
- <div class="toggle-btn" data-preview="original">原始内容预览</div>
- </div>
-
- <h3>清理后的字幕内容</h3>
- <div class="content-box" id="cleanedContent"></div>
-
- <div class="action-buttons">
- <button class="btn btn-download" id="downloadBtn">
- ⬇️ 下载清理后的文本
- </button>
- <button class="btn btn-copy" id="copyBtn">
- ⎘ 复制到剪贴板
- </button>
- <button class="btn btn-new" id="newFileBtn">
- ↻ 处理新文件
- </button>
- </div>
- </div>
- </div>
-
- <footer>
- <p>SRT字幕净化工具 © 2026</p>
- </footer>
- </div>
-
- <script>
- document.addEventListener('DOMContentLoaded', function() {
- const fileInput = document.getElementById('fileInput');
- const dropArea = document.getElementById('dropArea');
- const fileInfo = document.getElementById('fileInfo');
- const statusMessage = document.getElementById('statusMessage');
- const resultContainer = document.getElementById('resultContainer');
- const cleanedContent = document.getElementById('cleanedContent');
- const downloadBtn = document.getElementById('downloadBtn');
- const copyBtn = document.getElementById('copyBtn');
- const newFileBtn = document.getElementById('newFileBtn');
- const removeEmptyLines = document.getElementById('removeEmptyLines');
- const removeHtmlTags = document.getElementById('removeHtmlTags');
- const mergeShortLines = document.getElementById('mergeShortLines');
- const toggleButtons = document.querySelectorAll('.toggle-btn');
-
- let currentFile = null;
- let cleanedText = '';
- let originalContent = '';
- let startTime = 0;
-
- // 文件选择处理
- fileInput.addEventListener('change', function(e) {
- if (e.target.files.length > 0) {
- handleFile(e.target.files[0]);
- }
- });
-
- // 拖放功能
- ['dragenter', 'dragover', 'dragleave', 'drop'].forEach(eventName => {
- dropArea.addEventListener(eventName, preventDefaults, false);
- });
-
- function preventDefaults(e) {
- e.preventDefault();
- e.stopPropagation();
- }
-
- ['dragenter', 'dragover'].forEach(eventName => {
- dropArea.addEventListener(eventName, highlight, false);
- });
-
- ['dragleave', 'drop'].forEach(eventName => {
- dropArea.addEventListener(eventName, unhighlight, false);
- });
-
- function highlight() {
- dropArea.classList.add('dragover');
- }
-
- function unhighlight() {
- dropArea.classList.remove('dragover');
- }
-
- dropArea.addEventListener('drop', function(e) {
- const dt = e.dataTransfer;
- const file = dt.files[0];
- if (file && file.name.endsWith('.srt')) {
- handleFile(file);
- } else {
- showStatus('请上传有效的SRT文件', 'error');
- }
- });
-
- // 处理文件
- function handleFile(file) {
- if (!file.name.endsWith('.srt')) {
- showStatus('请上传SRT格式的文件', 'error');
- return;
- }
-
- currentFile = file;
- fileInfo.textContent = `已选择: ${file.name} (${(file.size / 1024).toFixed(2)} KB)`;
- fileInfo.style.color = '#4CAF50';
- hideStatus();
-
- startTime = performance.now();
-
- const reader = new FileReader();
- reader.onload = function(e) {
- try {
- originalContent = e.target.result;
- cleanedText = cleanSRT(originalContent);
-
- const processTime = Math.round(performance.now() - startTime);
- updateStats(originalContent, cleanedText, processTime);
-
- displayResults(cleanedText);
- showStatus('文件处理成功!', 'success');
- } catch (error) {
- showStatus(`处理文件时出错: ${error.message}`, 'error');
- console.error(error);
- }
- };
- reader.onerror = function() {
- showStatus('读取文件失败', 'error');
- };
- reader.readAsText(file);
- }
-
- // 修复后的SRT清理函数(处理各种格式)
- function cleanSRT(srtContent) {
- const removeHtml = removeHtmlTags.checked;
- const deleteEmpty = removeEmptyLines.checked;
- const mergeLines = mergeShortLines.checked;
-
- // 分割字幕块(兼容有无空行的情况)
- const blocks = [];
- let currentBlock = [];
- const lines = srtContent.split(/\r?\n/);
-
- for (let i = 0; i < lines.length; i++) {
- const line = lines[i].trim();
-
- // 检查是否为序号行(只包含数字)
- if (/^\d+$/.test(line)) {
- // 保存前一个块(如果有内容)
- if (currentBlock.length > 0) {
- blocks.push(currentBlock.join('\n'));
- currentBlock = [];
- }
- continue;
- }
-
- // 检查是否为时间码行(包含 -->)
- if (line.includes('-->')) {
- continue;
- }
-
- // 跳过空行(如果设置了删除空行)
- if (line === '') {
- if (!deleteEmpty && currentBlock.length > 0) {
- blocks.push(currentBlock.join('\n'));
- currentBlock = [];
- }
- continue;
- }
-
- // 移除HTML标签(如果设置了移除HTML)
- let cleanLine = line;
- if (removeHtml) {
- cleanLine = line.replace(/<[^>]*>/g, '');
- }
-
- // 添加到当前块
- if (cleanLine !== '') {
- currentBlock.push(cleanLine);
- }
- }
-
- // 添加最后一个块
- if (currentBlock.length > 0) {
- blocks.push(currentBlock.join('\n'));
- }
-
- // 修复合并短行功能
- if (mergeLines) {
- for (let i = 0; i < blocks.length; i++) {
- const linesInBlock = blocks[i].split('\n');
- const mergedLines = [];
- let currentMerge = '';
-
- for (let j = 0; j < linesInBlock.length; j++) {
- const line = linesInBlock[j].trim();
-
- if (line === '') continue;
-
- // 如果当前行是短行(少于15个字符)
- if (line.length < 15) {
- if (currentMerge === '') {
- currentMerge = line;
- } else {
- currentMerge += ' ' + line;
- }
- } else {
- // 当前行不是短行
- if (currentMerge !== '') {
- mergedLines.push(currentMerge);
- currentMerge = '';
- }
- mergedLines.push(line);
- }
- }
-
- // 处理最后剩余的合并行
- if (currentMerge !== '') {
- mergedLines.push(currentMerge);
- }
-
- blocks[i] = mergedLines.join('\n');
- }
- }
-
- // 根据选项决定是否删除空行
- let result;
- if (deleteEmpty) {
- result = blocks.join('\n');
- } else {
- result = blocks.join('\n\n');
- }
-
- return result;
- }
-
- // 更新统计信息
- function updateStats(original, cleaned, time) {
- const origLines = original.split(/\r?\n/).length;
- const cleanedLines = cleaned.split(/\n/).length;
- const charCount = cleaned.length;
-
- document.getElementById('originalLines').textContent = origLines;
- document.getElementById('cleanedLines').textContent = cleanedLines;
- document.getElementById('charCount').textContent = charCount;
- document.getElementById('processTime').textContent = time + 'ms';
- }
-
- // 显示结果
- function displayResults(text) {
- cleanedContent.textContent = text;
- resultContainer.style.display = 'block';
- }
-
- // 下载功能
- downloadBtn.addEventListener('click', function() {
- if (!cleanedText) return;
-
- const blob = new Blob([cleanedText], { type: 'text/plain' });
- const url = URL.createObjectURL(blob);
-
- const a = document.createElement('a');
- a.href = url;
- a.download = currentFile ?
- currentFile.name.replace('.srt', '_cleaned.txt') :
- 'cleaned_subtitles.txt';
- document.body.appendChild(a);
- a.click();
-
- setTimeout(() => {
- document.body.removeChild(a);
- window.URL.revokeObjectURL(url);
- }, 0);
- });
-
- // 复制功能
- copyBtn.addEventListener('click', function() {
- if (!cleanedText) return;
-
- navigator.clipboard.writeText(cleanedText)
- .then(() => {
- const originalText = copyBtn.innerHTML;
- copyBtn.innerHTML = '✓ 已复制!';
- showStatus('内容已复制到剪贴板', 'success');
- setTimeout(() => {
- copyBtn.innerHTML = originalText;
- }, 2000);
- })
- .catch(err => {
- console.error('复制失败:', err);
- showStatus('复制失败,请手动选择文本复制', 'error');
- });
- });
-
- // 处理新文件
- newFileBtn.addEventListener('click', function() {
- fileInput.value = '';
- fileInfo.textContent = '';
- resultContainer.style.display = 'none';
- cleanedText = '';
- originalContent = '';
- currentFile = null;
- hideStatus();
- });
-
- // 预览切换
- toggleButtons.forEach(button => {
- button.addEventListener('click', function() {
- toggleButtons.forEach(btn => btn.classList.remove('active'));
- this.classList.add('active');
-
- if (this.dataset.preview === 'original') {
- cleanedContent.textContent = originalContent;
- } else {
- cleanedContent.textContent = cleanedText;
- }
- });
- });
-
- // 状态消息显示
- function showStatus(message, type) {
- statusMessage.textContent = message;
- statusMessage.className = 'status ' + type;
- }
-
- function hideStatus() {
- statusMessage.style.display = 'none';
- }
-
- // 初始示例显示
- showStatus('请上传SRT字幕文件进行处理', 'info');
- });
- </script>
- </body>
- </html>
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