Python抖音无水印视频解析下载

import re
import time

import requests

temp_data = {
'headers': {
'User-Agent': 'Mozilla/5.0 (Linux; Android 10; ONEPLUS A6000 Build/QKQ1.190716.003; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/81.0.4044.138 Mobile Safari/537.36 aweme_170401 JsSdk/1.0 NetType/WIFI Channel/update AppName/aweme app_version/17.4.0 ByteLocale/zh-CN Region/CN AppTheme/light SystemFontScale/1.0 BytedanceWebview/d8a21c6'
}
}

# 取视频ID
def GetVideo(Str_url):
# 正则取文本内网址
patt = re.compile(r'(((https?|ftp|file)://|)[-A-Za-z0-9+&@#/%?=~_|!:,.;]+[-A-Za-z0-9+&@#/%=~_|])', re.S)
data = patt.findall(Str_url)[3][0]
if 'v.douyin.com' in data:
try:
res = requests.get(
data,
headers=temp_data['headers'],
allow_redirects=False
)
except None:
temp_data['GetVideo'] = False
else:
Location = res.headers['Location']
if 'www.douyin.com/404' in Location:
temp_data['GetVideo'] = False
else:
# 取视频ID
video_id = re.search('\\d{19}/', Location)[0].replace("/", "")
temp_data['GetVideo'] = video_id
else:
temp_data['GetVideo'] = False

# 获取无水印视频地址
def analysis_url(video_id):
try:
res = requests.get(
'https://www.iesdouyin.com/web/api/v2/aweme/iteminfo/',
headers=temp_data['headers'],
params={
'item_ids': video_id
}
).json()
except None:
temp_data['analysis_url'] = False
else:
if res['status_code'] == 0:
play_url = res['item_list'][0]['video']['vid']
temp_data[
'analysis_url'] = 'https://aweme.snssdk.com/aweme/v1/play/?video_id={video_id}&ratio=1080p&line=0'.format(
video_id=play_url
)
else:
temp_data['analysis_url'] = False

# 下载无水印视频
def down_video(video_url):
try:
res = requests.get(
video_url,
headers=temp_data['headers']
).content
except None:
temp_data['down_video'] = False
else:
with open('{time}.mp4'.format(time=int(time.time())), 'wb') as f:
f.write(res)
temp_data['down_video'] = True

if __name__ == '__main__':
share_url = '6.92 OxF:/ 好TMD真实 https://v.douyin.com/dBVkpXo/ 复制此链接,打开Dou音搜索,直接观看视频!'
# 获取视频ID
GetVideo(share_url)
if not temp_data['GetVideo']:
print("解析视频ID失败")
else:
# 解析无水印视频地址
analysis_url(temp_data['GetVideo'])
if not temp_data['analysis_url']:
print('获取视频地址失败')
else:
# 下载视频
down_video(temp_data['analysis_url'])
if not temp_data['down_video']:
print('下载视频失败')
else:
print('视频下载成功!')

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