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youtube-thumbnails.html
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youtube-thumbnails.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>YouTube Thumbnail Viewer</title>
<style>
body {
font-family: Arial, sans-serif;
margin: 20px;
max-width: 800px;
margin: 0 auto;
padding: 1em;
}
input {
width: 100%;
padding: 10px;
font-size: 18px;
margin-bottom: 20px;
box-sizing: border-box;
}
.thumbnail-container {
display: flex;
flex-direction: column;
gap: 20px;
}
.thumbnail {
text-align: center;
}
.thumbnail img {
max-width: 90%;
width: auto;
height: auto;
border: 1px solid #ddd;
padding: 5px;
transition: max-width 0.3s ease;
}
.thumbnail img.expanded {
max-width: none;
}
.thumbnail p {
margin-top: 5px;
font-size: 14px;
word-break: break-all;
}
.thumbnail-url {
background-color: #f9f9f9;
padding: 5px;
border-radius: 5px;
display: flex;
align-items: center;
justify-content: center;
cursor: pointer;
}
.copy-icon {
margin-right: 10px;
}
</style>
</head>
<body>
<h1>YouTube Thumbnail Viewer</h1>
<p>Enter a YouTube URL or Video ID:</p>
<input type="text" id="videoInput" placeholder="Paste YouTube URL or video ID here" oninput="updateThumbnails()">
<div id="thumbnails" class="thumbnail-container"></div>
<script>
function extractVideoID(url) {
const regex = /(?:https?:\/\/(?:www\.)?youtube\.com\/(?:[^\/\n\s]+\/\S+\/|(?:v|embed)\/|.*[?&]v=)|youtu\.be\/)([a-zA-Z0-9_-]{11})/;
const match = url.match(regex);
return match ? match[1] : url;
}
function updateThumbnails() {
const input = document.getElementById("videoInput").value.trim();
const videoID = extractVideoID(input);
if (videoID.length === 11) {
const imageTypes = ['default', 'hqdefault', 'mqdefault', 'sddefault', 'maxresdefault', '0', '1', '2', '3'];
const container = document.getElementById("thumbnails");
container.innerHTML = '';
imageTypes.forEach(type => {
const imageUrl = `https://img.youtube.com/vi/${videoID}/${type}.jpg`;
const thumbnailHTML = `
<div class="thumbnail">
<img src="${imageUrl}" alt="Thumbnail ${type}" onclick="toggleExpand(this)">
<p class="image-size"></p>
<div class="thumbnail-url" onclick="copyText('${imageUrl}')">
<span class="copy-icon">📋</span>
<span>${imageUrl}</span>
</div>
</div>
`;
container.innerHTML += thumbnailHTML;
});
// Get actual image sizes after they've loaded
document.querySelectorAll('.thumbnail img').forEach(img => {
img.onload = function() {
this.nextElementSibling.textContent = `Width: ${this.naturalWidth}px`;
}
});
// Update URL
updateURL(input);
}
}
function toggleExpand(img) {
img.classList.toggle('expanded');
}
function copyText(text) {
navigator.clipboard.writeText(text).then(() => {
console.log('Copied to clipboard');
}).catch(err => {
console.error('Failed to copy: ', err);
});
}
function updateURL(input) {
const url = new URL(window.location);
url.searchParams.set('url', input);
window.history.pushState({}, '', url);
}
function loadFromURL() {
const urlParams = new URLSearchParams(window.location.search);
const urlValue = urlParams.get('url');
if (urlValue) {
document.getElementById("videoInput").value = urlValue;
updateThumbnails();
}
}
// Call loadFromURL when the page loads
window.onload = loadFromURL;
</script>
</body>
</html>