Python 解析抖音无水印视频

app1/views.py

 1 from django.shortcuts import render, redirect, HttpResponse
 2 from django.http import StreamingHttpResponse, FileResponse
 3 import json
 4 import re
 5 import requests
 6 
 7 
 8 header = {
 9     \'accept\': \'text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9\',
10     \'accept-language\': \'zh-CN,zh;q=0.9,en-US;q=0.8,en;q=0.7\',
11     \'pragma\': \'no-cache\',
12     \'upgrade-insecure-requests\': \'1\',
13     \'user-agent\': \'Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.114 Mobile Safari/537.36\'
14 }
15 
16 
17 def douyinurlpars(url, version=1):
18     url = re.findall(\'(https?://[^\s]+)\', url)[0]
19 
20     print(url)
21     res = requests.get(url, headers=header, allow_redirects=True).url
22     # print(requests.headers)
23     # 视频id
24     item_id = res.split(\'/\')[5]
25 
26     html_url = \'https://www.iesdouyin.com/web/api/v2/aweme/iteminfo/?item_ids=\' + item_id
27 
28 
29     res2 = requests.get(html_url, headers=header).text
30     response_title = json.loads(res2)[\'item_list\'][0][\'desc\']
31     # print(response)
32     if version == 1:
33 
34         # 无水印视频url
35         video_url = json.loads(res2)[\'item_list\'][0][\'video\'][\'play_addr\'][\'url_list\'][0].replace(\'/playwm/\', \'/play/\')
36     else:
37         # 有水印视频url
38         video_url = json.loads(res2)[\'item_list\'][0][\'video\'][\'play_addr\'][\'url_list\'][0]
39     return video_url, response_title
40 
41 
42 def douyin(request):
43     if request.method == \'POST\':
44         url = request.POST.get(\'url\')
45         if not url:
46             return render(request, \'index.html\', {\'msg\': \'输入的链接地址不能为空!!!\'})
47         res_url, title = douyinurlpars(url)
48         # res_url = \'https://aweme.snssdk.com/aweme/v1/play/?video_id=v0200fg10000c3ourrbc77uf4e6l8s8g&ratio=720p&line=0\'
49         # title = \'很多事是科学无法解释的%诡异 %经典港剧\'
50         
51         # 将url 进行编码，这里是为了res.html中给后端get传参，因为url中有特殊字符&  （最开始想用来着，后来download函数没用，所以这一步其实也用不到了）
52         date = res_url.replace(\'&\', \'renew\')
53         
54         return render(request, \'res.html\', {\'url\': res_url, \'title\': title, \'quote_url\': date})
55     return render(request, \'index.html\')
56 
57 # 备注下，download func 暂时没用，如果有想用的自己研究下也行。小事儿。。。
58 def download(request):
59 
60     head = {
61         \'Accept\': \'text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9\',
62         \'Accept-Encoding\': \'gzip, deflate\',
63         \'Accept-Language\': \'zh-CN,zh;q=0.9,en-US;q=0.8,en;q=0.7\',
64         \'Cache-Control\': \'max-age=0\',
65         \'Connection\': \'keep-alive\',
66         \'Upgrade-Insecure-Requests\': \'1\',
67         \'User-Agent\': \'Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.164 Mobile Safari/537.36\',
68     }
69 
70     quote_url = request.GET.get(\'quote_url\')
71     # print(type(quote_url), str(quote_url))
72 
73     url = quote_url.replace(\'renew\', \'&\')
74     file_name = request.GET.get(\'title\') + \'1.mp4\'
75     # file_name = \'a.mp4\'
76     print(quote_url)
77     print(url)
78     print(file_name)
79     # url = \'https://aweme.snssdk.com/aweme/v1/play/?video_id=v0200fg10000c3ourrbc77uf4e6l8s8g&ratio=720p&line=0\'
80 
81     # 文件迭代，减少内存压力
82     def generate(url):
83         r = requests.get(url, headers=head, stream=True)
84         for chunk in r.iter_content(chunk_size=512):
85             if chunk:
86                 yield chunk
87 
88     response = StreamingHttpResponse(generate(url))
89     response[\'content_type\'] = "application/octet-stream"
90     response[\'Content-Disposition\'] = \'attachment; filename="{}"\'.format(file_name)
91     return response

index.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>抖音解析</title>
    <meta name="viewport" content="width=device-width, initial-scale=1"/>

    <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css"
          integrity="sha384-HSMxcRTRxnN+Bdg0JdbxYKrThecOKuH5zCYotlSAcp1+c8xmyTe9GYg1l9a69psu" crossorigin="anonymous">
</head>
<body>

<h1 class="text-center">抖音无水印视频解析</h1>

<form class="form-horizontal" action="{% url \'app1:douyin\' %}" method="post">
    {% csrf_token %}
<br>
    <div class="form-group form-group-lg">
        <div>
            <input name="url" class="form-control input-lg text-center" type="text" id="formGroupInputLarge"
                   placeholder="放入复制的链接，不用去除链接中的文字和符号">
            <br>
            <button class="form-control btn btn-primary btn-lg">提交</button>
        </div>
    </div>

    {% if msg %}
        <div class="text-center alert alert-danger alert-dismissible " role="alert">
            <strong>{{ msg }}</strong>
        </div>
    {% endif %}


</form>


<!-- jQuery (Bootstrap 的所有 JavaScript 插件都依赖 jQuery，所以必须放在前边) -->
<script src="https://cdn.jsdelivr.net/npm/jquery@1.12.4/dist/jquery.min.js"
        integrity="sha384-nvAa0+6Qg9clwYCGGPpDQLVpLNn0fRaROjHqs13t4Ggj3Ez50XnGQqc/r8MhnRDZ"
        crossorigin="anonymous"></script>
<!-- 加载 Bootstrap 的所有 JavaScript 插件。你也可以根据需要只加载单个插件。 -->
<script src="https://stackpath.bootstrapcdn.com/bootstrap/3.4.1/js/bootstrap.min.js"
        integrity="sha384-aJ21OjlMXNL5UyIl/XNwTMqvzeRMZH2w8c5cRVpzpU8Y5bApTppSuUkhZXN0VxHd"
        crossorigin="anonymous"></script>
</body>
</html>

res.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1" />
    <meta name="referrer" content="no-referrer" />
    <title>视频页</title>
    <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css" integrity="sha384-HSMxcRTRxnN+Bdg0JdbxYKrThecOKuH5zCYotlSAcp1+c8xmyTe9GYg1l9a69psu" crossorigin="anonymous">
    <style>

    html, body {
        background: #393D49;
        height: 100%;
    }
</style>
</head>
<body>
<div class="text-center">
    <h3><a name="title">{{ title }}</a></h3>

    <!--<p class="lead"><a href="{{ url }}">查看视频</a></p>-->

</div>

<div class=" text-center">
    <video width="240" height="420" controls="controls">
        <source src="{{ url }}" type="video/mp4"/>
    </video>
</div>



<!-- jQuery (Bootstrap 的所有 JavaScript 插件都依赖 jQuery，所以必须放在前边) -->
    <script src="https://cdn.jsdelivr.net/npm/jquery@1.12.4/dist/jquery.min.js" integrity="sha384-nvAa0+6Qg9clwYCGGPpDQLVpLNn0fRaROjHqs13t4Ggj3Ez50XnGQqc/r8MhnRDZ" crossorigin="anonymous"></script>
    <!-- 加载 Bootstrap 的所有 JavaScript 插件。你也可以根据需要只加载单个插件。 -->
    <script src="https://stackpath.bootstrapcdn.com/bootstrap/3.4.1/js/bootstrap.min.js" integrity="sha384-aJ21OjlMXNL5UyIl/XNwTMqvzeRMZH2w8c5cRVpzpU8Y5bApTppSuUkhZXN0VxHd" crossorigin="anonymous"></script>
</body>
</html>

备注

注意，用django写好后，自己部署完毕。这台机器尽量不要用固定的外网ip地址，抖音对固定的IP地址有做反扒。至于怎么每次运行时更换外网IP地址，有需要的可以留言，我们交流交流。