输入油管视频链接输出真实视频地址预览。
安装库
pip install yt-dlp输入链接获取真实视频地址
import yt_dlp
def get_video_url(youtube_url):
try:
# 设置 yt-dlp 选项，确保获取最佳的视频和音频质量，并输出调试信息
ydl_opts = {
'quiet': True, # 不显示调试信息
'format': 'bestvideo+bestaudio/best', # 获取最佳的视频和音频流
'noplaylist': True, # 不处理播放列表
'outtmpl': '%(title)s.%(ext)s', # 下载时使用原文件名
}
# 使用 yt-dlp 提取视频信息
with yt_dlp.YoutubeDL(ydl_opts) as ydl:
info_dict = ydl.extract_info(youtube_url, download=False)
# 查找包含视频流和音频流的有效 URL
for format in info_dict['formats']:
# 确保格式包含视频和音频，并且是有效的视频流
if 'url' in format and format.get('vcodec') != 'none' and format.get('acodec') != 'none':
return format['url']
return "未找到有效的视频 URL"
except Exception as e:
return f"错误: {str(e)}"
if __name__ == "__main__":
# 输入 YouTube 视频 URL
youtube_url = input("请输入 YouTube 视频 URL: ")
# 获取真实的视频 URL
real_video_url = get_video_url(youtube_url)
print(f"真实视频 URL: {real_video_url}")需要验证Cookie
https://chromewebstore.google.com/Get cookies.txt LOCALLY
Export All Cookies
import yt_dlp
def get_video_url(youtube_url):
try:
ydl_opts = {
'quiet': True,
'format': 'bestvideo+bestaudio/best',
'noplaylist': True,
'cookiefile': '/home/ubuntu/cookies.txt', # 这里指定你的cookie文件路径
'outtmpl': '%(title)s.%(ext)s',
}
with yt_dlp.YoutubeDL(ydl_opts) as ydl:
info_dict = ydl.extract_info(youtube_url, download=False)
for f in info_dict['formats']:
if 'url' in f and f.get('vcodec') != 'none' and f.get('acodec') != 'none':
return f['url']
return "未找到有效的视频 URL"
except Exception as e:
return f"错误: {str(e)}"
if __name__ == "__main__":
youtube_url = "https://www.youtube.com/watch?v=-9EM5_VFlt8"
real_video_url = get_video_url(youtube_url)
print(f"真实视频 URL: {real_video_url}")
前端应用支持链接批量导入
import subprocess
import sys
def install_packages():
packages = [
"Flask>=2.0.0",
"yt-dlp>=2025.6.30"
]
try:
subprocess.check_call([sys.executable, "-m", "pip", "install", *packages])
print("依赖安装完成！")
except subprocess.CalledProcessError as e:
print(f"安装依赖失败: {e}")
sys.exit(1)
install_packages()
import os
import tempfile
from flask import Flask, request, render_template_string, redirect, url_for, flash, send_file
import yt_dlp
from werkzeug.utils import secure_filename
app = Flask(__name__)
app.secret_key = 'your_secret_key_here'
app.config['MAX_CONTENT_LENGTH'] = 300 * 1024 # 300KB上传限制
ALLOWED_EXTENSIONS = {'txt'}
parsed_results = {}
def allowed_file(filename):
return '.' in filename and filename.rsplit('.', 1)[1].lower() in ALLOWED_EXTENSIONS
def get_video_info(youtube_url, cookiefile=None):
ydl_opts = {
'quiet': True,
'noplaylist': True,
}
if cookiefile:
ydl_opts['cookiefile'] = cookiefile
with yt_dlp.YoutubeDL(ydl_opts) as ydl:
info = ydl.extract_info(youtube_url, download=False)
return info
def get_best_video_url(youtube_url, cookiefile=None):
ydl_opts = {
'quiet': True,
'noplaylist': True,
'format': 'bestvideo+bestaudio/best',
}
if cookiefile:
ydl_opts['cookiefile'] = cookiefile
with yt_dlp.YoutubeDL(ydl_opts) as ydl:
info = ydl.extract_info(youtube_url, download=False)
best_url = info.get('url')
if not best_url:
for f in info.get('formats', []):
if f.get('vcodec') != 'none' and f.get('acodec') != 'none':
best_url = f.get('url')
break
return best_url
INPUT_PAGE = '''
<!doctype html>
<html lang="zh-CN">
<head>
<meta charset="utf-8" />
<title>YouTube批量视频解析下载</title>
<style>
body {
font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
background: #f0f4f8;
margin: 0;
min-height: 100vh;
display: flex;
justify-content: center;
align-items: center;
color: #333;
padding: 20px;
box-sizing: border-box;
}
.container {
background: #fff;
padding: 40px 48px;
border-radius: 16px;
box-shadow: 0 12px 30px rgb(0 0 0 / 0.1);
width: 100%;
max-width: 700px;
box-sizing: border-box;
text-align: center;
}
h1 {
font-weight: 700;
font-size: 28px;
margin-bottom: 40px;
user-select: none;
color: #222;
}
form {
display: flex;
flex-direction: column;
gap: 20px;
}
label {
font-size: 16px;
color: #555;
user-select: none;
text-align: left;
margin: 0 auto;
max-width: 600px;
}
input[type=file],
textarea,
input[type=text] {
margin: 0 auto;
font-size: 16px;
max-width: 600px;
width: 90%;
padding: 8px 12px;
border: 2px solid #3b82f6;
border-radius: 8px;
box-shadow: inset 0 4px 12px rgb(0 0 0 / 0.1);
outline: none;
resize: vertical;
transition: border-color 0.3s ease, box-shadow 0.3s ease;
box-sizing: border-box;
}
input[type=file]:focus,
textarea:focus,
input[type=text]:focus {
border-color: #2563eb;
box-shadow: 0 0 14px #2563eb;
}
textarea {
height: 160px;
min-height: 120px;
max-height: 300px;
line-height: 1.5;
}
button {
width: 220px;
padding: 16px 0;
margin: 0 auto;
font-size: 22px;
font-weight: 700;
color: white;
background: linear-gradient(90deg, #3b82f6 0%, #2563eb 100%);
border: none;
border-radius: 14px;
cursor: pointer;
box-shadow: 0 6px 18px rgb(59 130 246 / 0.6);
transition: background 0.3s ease, box-shadow 0.3s ease;
user-select: none;
}
button:hover {
background: linear-gradient(90deg, #2563eb 0%, #1e40af 100%);
box-shadow: 0 8px 22px rgb(37 99 235 / 0.7);
}
.error {
margin-top: 24px;
color: #dc2626;
font-weight: 600;
user-select: none;
max-width: 600px;
margin-left: auto;
margin-right: auto;
text-align: center;
}
a.download-link {
display: block;
margin-top: 30px;
font-size: 18px;
color: #3b82f6;
text-decoration: none;
}
a.download-link:hover {
text-decoration: underline;
}
/* 响应式适配 */
@media (max-width: 768px) {
.container {
padding: 30px 24px;
}
h1 {
font-size: 24px;
margin-bottom: 30px;
}
button {
width: 100%;
font-size: 20px;
padding: 14px 0;
}
input[type=file],
textarea,
input[type=text] {
width: 100%;
max-width: none;
}
label {
max-width: none;
}
a.download-link {
font-size: 16px;
}
}
@media (max-width: 480px) {
h1 {
font-size: 20px;
margin-bottom: 20px;
}
button {
font-size: 18px;
padding: 12px 0;
}
}
</style>
</head>
<body>
<div class="container">
<h1>批量YouTube视频解析下载</h1>
<form method="post" enctype="multipart/form-data">
<label>
上传<a href="https://chrome.google.com/webstore/detail/get-cookiestxt-locally/cclelndahbckbenkjhflpdbgdldlbecc" target="_blank" style="margin-left:8px; font-size:14px; color:#3b82f6; text-decoration:none;">Cookie</a> 文件（仅限txt，最大100K，选填）：</label>
<input type="file" name="cookiefile" accept=".txt" />
<label>上传链接 TXT 文件（每行一个链接，选填）：</label>
<input type="file" name="linkfile" accept=".txt" />
<label>或者直接在这里输入视频链接（多行，每行一个链接）：</label>
<textarea name="linktextarea" placeholder="https://www.youtube.com/watch?v=..." ></textarea>
<button type="submit">开始解析链接</button>
</form>
{% with messages = get_flashed_messages() %}
{% if messages %}
<div class="error">{{ messages[0] }}</div>
{% endif %}
{% endwith %}
{% if download_url %}
<a href="{{ download_url }}" class="download-link" download>⬇️ 点击这里下载解析结果TXT文件</a>
{% endif %}
</div>
</body>
</html>
'''
RESULT_PAGE = '''
<!doctype html>
<html lang="zh-CN">
<head>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1" />
<title>解析结果 - {{ info.title }}</title>
<style>
body {
font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
background: #f5f7fa;
margin: 20px;
color: #333;
text-align: center;
}
h1 {
font-weight: 700;
font-size: 26px;
margin-bottom: 20px;
}
.container {
max-width: 720px;
margin: 0 auto;
background: #fff;
padding: 24px 28px;
border-radius: 12px;
box-shadow: 0 10px 30px rgb(0 0 0 / 0.08);
}
h2 {
font-weight: 700;
font-size: 20px;
margin-bottom: 16px;
word-break: break-word;
}
img {
max-width: 320px;
border-radius: 12px;
margin-bottom: 20px;
box-shadow: 0 6px 12px rgb(0 0 0 / 0.08);
}
.btn-grid {
display: flex;
flex-wrap: wrap;
justify-content: center;
gap: 14px 18px;
margin-top: 20px;
}
.download-btn {
background-color: #3b82f6;
color: white;
border-radius: 10px;
padding: 14px 22px;
font-size: 15px;
font-weight: 600;
text-decoration: none;
display: inline-flex;
align-items: center;
gap: 6px;
box-shadow: 0 3px 10px rgb(59 130 246 / 0.45);
transition: background-color 0.3s ease;
user-select: none;
cursor: pointer;
white-space: nowrap;
border: none;
min-width: 150px;
justify-content: center;
}
.download-btn:hover {
background-color: #2563eb;
}
.no-audio-icon {
font-size: 16px;
color: #f87171;
user-select: none;
}
a.back-link {
display: inline-block;
margin-top: 20px;
font-size: 14px;
color: #3b82f6;
cursor: pointer;
text-decoration: none;
}
a.back-link:hover {
text-decoration: underline;
}
@media (max-width: 600px) {
img {
max-width: 100%;
}
.btn-grid {
justify-content: center;
}
.download-btn {
min-width: 120px;
font-size: 13px;
padding: 10px 16px;
}
}
</style>
</head>
<body>
<h1>解析结果</h1>
<div class="container">
<h2>{{ info.title }}</h2>
<img src="{{ info.thumbnail }}" alt="视频封面" />
<div>
<button class="download-btn" onclick="window.open('{{ info.url }}', '_blank')">
⬇️ 下载视频（自动选择最佳画质）
</button>
<button class="download-btn" onclick="window.open('{{ info.thumbnail }}', '_blank')">
🖼️ 下载封面
</button>
</div>
<h3 style="margin-top: 30px;">更多视频分辨率下载选项</h3>
<div class="btn-grid">
{% for f in formats %}
{% if f.vcodec != 'none' %}
<a class="download-btn" href="{{ f.url }}" target="_blank" download>
{{ f.format_note or f.format }} ({{ f.ext }})
{% if f.filesize %} - {{ (f.filesize / 1024 / 1024) | round(2) }}MB{% endif %}
{% if f.acodec == 'none' %}
<span class="no-audio-icon" title="无声音轨">🔇</span>
{% endif %}
</a>
{% endif %}
{% endfor %}
</div>
<h3 style="margin-top: 30px;">所有音频格式</h3>
<div class="btn-grid">
{% for f in formats %}
{% if f.vcodec == 'none' and f.acodec != 'none' %}
<a class="download-btn" href="{{ f.url }}" target="_blank" download>
{{ f.format_note or f.format }} ({{ f.ext }})
{% if f.filesize %} - {{ (f.filesize / 1024 / 1024) | round(2) }}MB{% endif %}
</a>
{% endif %}
{% endfor %}
</div>
<a href="{{ url_for('index') }}" class="back-link">← 返回首页</a>
</div>
</body>
</html>
'''
@app.route('/', methods=['GET', 'POST'])
def index():
error = None
url = ''
download_url = None
if request.method == 'POST':
cookie_path = None
cookiefile = request.files.get('cookiefile')
if cookiefile and cookiefile.filename != '':
if not allowed_file(cookiefile.filename):
flash('只允许上传 txt 格式的 cookie 文件。')
return render_template_string(INPUT_PAGE, error=None, url='')
filename = secure_filename(cookiefile.filename)
with tempfile.NamedTemporaryFile(delete=False) as tmp:
cookiefile.save(tmp.name)
cookie_path = tmp.name
linkfile = request.files.get('linkfile')
if linkfile and linkfile.filename != '':
# 批量上传链接txt，批量解析，生成下载文件
if not allowed_file(linkfile.filename):
flash('只允许上传 txt 格式的链接文件。')
if cookie_path and os.path.exists(cookie_path):
os.remove(cookie_path)
return render_template_string(INPUT_PAGE, error=None, url='')
try:
content = linkfile.stream.read().decode('utf-8')
link_lines = [line.strip() for line in content.splitlines() if line.strip()]
except Exception:
flash('读取链接文件失败，请确认编码为UTF-8')
if cookie_path and os.path.exists(cookie_path):
os.remove(cookie_path)
return render_template_string(INPUT_PAGE, error=None, url='')
if not link_lines:
flash('上传的链接文件为空或无有效链接。')
if cookie_path and os.path.exists(cookie_path):
os.remove(cookie_path)
return render_template_string(INPUT_PAGE, error=None, url='')
results = []
for url_line in link_lines:
try:
video_url = get_best_video_url(url_line, cookiefile=cookie_path)
if video_url:
results.append(f"{url_line} {video_url}")
else:
results.append(f"解析失败 {url_line}")
except Exception as e:
results.append(f"解析异常 {url_line} 错误: {str(e)}")
if cookie_path and os.path.exists(cookie_path):
os.remove(cookie_path)
tmp = tempfile.NamedTemporaryFile(delete=False, mode='w', encoding='utf-8', suffix='.txt')
tmp.write('\n'.join(results))
tmp.close()
file_id = os.path.basename(tmp.name)
parsed_results[file_id] = tmp.name
download_url = url_for('download_file', file_id=file_id)
return render_template_string(INPUT_PAGE, download_url=download_url, error=None, url='')
else:
# 没上传路径txt，走单链接解析（文本框）
url = request.form.get('linktextarea', '').strip()
if not url:
flash('请输入视频链接或上传链接文件。')
if cookie_path and os.path.exists(cookie_path):
os.remove(cookie_path)
return render_template_string(INPUT_PAGE, error=None, url='')
try:
data = get_video_info(url, cookiefile=cookie_path)
parsed_results[url] = data
if cookie_path and os.path.exists(cookie_path):
os.remove(cookie_path)
return redirect(url_for('result', video_url=url))
except Exception as e:
error = f"解析失败: {e}"
if cookie_path and os.path.exists(cookie_path):
os.remove(cookie_path)
return render_template_string(INPUT_PAGE, error=error, url=url, download_url=download_url)
@app.route('/result')
def result():
video_url = request.args.get('video_url')
data = parsed_results.get(video_url)
if not data:
return redirect(url_for('index'))
return render_template_string(RESULT_PAGE, info=data, formats=data.get('formats', []))
@app.route('/download/<file_id>')
def download_file(file_id):
filepath = parsed_results.get(file_id)
if filepath and os.path.exists(filepath):
response = send_file(filepath, as_attachment=True, download_name='parsed_results.txt')
def cleanup(response):
try:
os.remove(filepath)
parsed_results.pop(file_id, None)
except Exception:
pass
return response
response.call_on_close(cleanup)
return response
else:
flash("下载文件不存在或已过期")
return redirect(url_for('index'))
if __name__ == "__main__":
app.run(host='0.0.0.0', port=5000)