python 实现视频流下载保存MP4 - 许成志

时间:2024-04-15 22:20:47

# -*- coding:utf-8 -*-
import sys
import os
from glob import glob
import requests


reload(sys)
sys.setdefaultencoding("utf-8")
file_path=os.getcwd()
#获取需要转换的路径
def get_user_path(argv_dir):
if os.path.isdir(argv_dir):
return argv_dir
elif os.path.isabs(argv_dir):
return argv_dir
else:
return False
#对转换的TS文件进行排序
def get_sorted_ts(user_path):

ts_list = glob(os.path.join(user_path,\'*.ts\'))

boxer = []
for ts in ts_list:

if os.path.exists(ts):
# print(os.path.splitext(os.path.basename(ts)))
file,_ = os.path.splitext(os.path.basename(ts))
print file
boxer.append(file)
# boxer.append(int(file))
boxer.sort()
print(boxer)
return boxer
#文件合并
def convert_m3u8(file_path,boxer,o_file_name):
print u"开始拼接视频"

new_path=file_path+"/"+u"视频"
try:
os.chdir(new_path)
except Exception, e:
os.mkdir(new_path)
tmp = []
for ts in boxer:
print ts
tmp.append(str(ts)+\'.ts\')
cmd_str = \'+\'.join(tmp)
exec_str = "copy /b "+cmd_str+\' \'+o_file_name
print("copy /b "+cmd_str+\' \'+o_file_name)
os.chdir(user_path)
os.system(exec_str)
print "go home path"
import shutil
shutil.move(o_file_name,new_path+"/"+o_file_name)
os.chdir(file_path)

 

 


reload(sys)
sys.setdefaultencoding(\'utf-8\')

# 功能:爬取m3u8格式的视频

# 检查存储路径是否正常
def check_path(_path):
# 判断存储路径是否存在
if os.path.isdir(_path) or os.path.isabs(_path):
# 判断存储路径是否为空
if not os.listdir(_path):
return _path

else:

print u\'>>>[-] 目标文件不为空,将清空目标文件,是否更换路径?\'
flag = raw_input(\'>>>[*] Yes:1 No:2 \n>>>[+] [2]\')

try:
if flag == \'1\':
_path = raw_input(unicode(\'>>>[+] 请输入目标文件路径。\n>>>[+] \').encode(\'gbk\'))
check_path(_path)
else:
# 清空存储路径
os.system(\'rd /S /Q \' + _path)
os.system(\'mkdir \' + _path)
return _path
except Exception as e:
print e
exit(0)

else:
os.makedirs(_path)
return _path

# 获取ts视频的爬取位置
def get_url(_url, _path):

all_url = _url.split(\'/\')
url_pre = \'/\'.join(all_url[:-1]) + \'/\'
url_next = all_url[-1]

os.chdir(_path)
# 获取m3u8文件
m3u8_txt = requests.get(_url, headers = {\'Connection\':\'close\'})
with open(url_next, \'wb\') as m3u8_content:
m3u8_content.write(m3u8_txt.content)
# 提取ts视频的url
movies_url = []
_urls = open(url_next, \'rb\')
for line in _urls.readlines():
if \'.ts\' in line:
movies_url.append(url_pre + line[:-1])
else:
continue

_urls.close()
return movies_url

# 爬取ts视频
def download_movie(num,movie_url, _path):
os.chdir(_path)
print u\'>>>[+] 第{}个视频 downloading...\'.format(num)
print \'-\' * 60
error_get = []

for _url in movie_url:

# ts视频的名称
movie_name = _url.split(\'/\')[-1][-6:]
movie_name1 = _url.split(\'_\')[-1][-6:]
# print movie_name2
if len(str(movie_name1))<=4:
movie_name1="00"+str(movie_name1)
elif len(str(movie_name1))<=5:
movie_name1="0"+str(movie_name1)
else :
movie_name1=str(movie_name1)

try:
# \'Connection\':\'close\' 防止请求端口占用
# timeout=30 防止请求时间超长连接
movie = requests.get(_url, headers = {\'Connection\':\'close\'}, timeout=60)
with open(movie_name1, \'wb\') as movie_content:
movie_content.writelines(movie)
print u\'>>>[+] 视频片段 \' + movie_name1 + u\' 下载完成\'
# 捕获异常,记录失败请求
except:
error_get.append(_url)
continue
# 如果没有不成功的请求就结束
if error_get:
print u\'共有%d个请求失败\' % len(file_list)
print \'-\' * 60
download_movie(error_get, _path)
else:
print \'>>>[+] Download successfully!!!\'

url=["http://video.renrenjiang.cn/record/alilive/7684990805-1512186274.m3u8"]

if __name__ == \'__main__\':
try:

# _url = raw_input(unicode(\'>>>[+] 请输入指定的[.m3u8]目标URL。\n>>>[+] \').encode(\'gbk\'))
# _path = raw_input(unicode(\'>>>[+] 请输入存储目标文件路径。\n>>>[+] \').encode(\'gbk\'))
for i in range(len(url)):
_url=url[i]
_path=os.getcwd()+"/"+"ts"+str(i+5)
try:
os.chdir(_path)
except Exception, e:
os.mkdir(_path)
storage_path = check_path(_path)
movie_url = get_url(_url, storage_path)
download_movie(i+1,movie_url, storage_path)#下载视频
user_path =_path
o_file_name=str(i+5)+".mp4"
boxer = get_sorted_ts(user_path)
convert_m3u8(file_path,boxer,o_file_name)#拼接视频

except Exception as e:
print e