3e8df0a8d4add19ba84e1f080b99b3d7b558d762
[svtplaydump.git] / svtplaydump.py
1 #!/usr/bin/env python
2 # -*- coding: utf-8 -*-
3 #
4 # (C) Copyright 2010 Mikael Frykholm <mikael@frykholm.com>
5 #
6 # This program is free software: you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation, either version 3 of the License, or
9 # (at your option) any later version.
10 #
11 # This program is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License for more details.
15 #
16 # You should have received a copy of the GNU General Public License
17 # along with this program. If not, see <http://www.gnu.org/licenses/>
18 #
19 # Changelog:
20 # 0.3 added apple streaming playlist parsing and decryption
21 # 0.2 added python 2.4 urlparse compatibility
22 # 0.1 initial release
23
24 from BeautifulSoup import BeautifulSoup
25 from subprocess import *
26 import re
27 import json
28 from Crypto.Cipher import AES
29 import struct
30 import argparse
31 import feedparser
32 try:
33 import urlparse
34 except ImportError:
35 pass
36 import urllib2
37 try:
38 import urllib2.urlparse as urlparse
39 except ImportError:
40 pass
41 import sys
42
43 def main(url):
44 page = urllib2.urlopen(url).read()
45 soup = BeautifulSoup(page,convertEntities=BeautifulSoup.HTML_ENTITIES)
46 videoid = re.findall("svt_article_id=(.*)[&]*",page)[0]
47 flashvars = json.loads(urllib2.urlopen("http://www.svt.se/wd?widgetId=248134&sectionId=1024&articleId=%s&position=0&format=json&type=embed&contextSectionId=1024"%videoid).read())
48 try:
49 title = soup.find('meta',{'property':'og:title'}).attrMap['content']
50 except:
51 title = "unnamed"
52 if 'dynamicStreams' in flashvars:
53 url = flashvars['dynamicStreams'][0].split('url:')[1].split('.mp4,')[0] +'.mp4'
54 filename = title+".mp4"
55 print Popen(["rtmpdump",u"-o"+filename,"-r", url], stdout=PIPE).communicate()[0]
56 if 'pathflv' in flashvars:
57 rtmp = flashvars['pathflv'][0]
58 filename = title+".flv"
59 print Popen(["mplayer","-dumpstream","-dumpfile",filename, rtmp], stdout=PIPE).communicate()[0]
60 if 'video' in flashvars:
61 for reference in flashvars['video']['videoReferences']:
62 if reference['url'].endswith("m3u8"):
63 url=reference['url']
64 download_from_playlist(url, title+'.ts')
65 else:
66 print "Could not find any streams"
67 return
68 return title+'.ts'
69 def download_from_playlist(url, title):
70 playlist = parse_playlist(urllib2.urlopen(url).read())
71 videourl = sorted(playlist, key=lambda k: int(k['BANDWIDTH']))[-1]['url']
72 segments, metadata = parse_segment_playlist(urllib2.urlopen(videourl).read())
73 if "EXT-X-KEY" in metadata:
74 key = urllib2.urlopen(metadata["EXT-X-KEY"]['URI'].strip('"')).read()
75 decrypt=True
76 else:
77 decrypt=False
78 with open("%s"%title,"w") as ofile:
79 segment=0
80 size = 0
81 for url in segments:
82 ufile = urllib2.urlopen(url)
83 print "\r{} MB".format(size/1024/1024),
84 sys.stdout.flush()
85 if decrypt:
86 iv=struct.pack("IIII",segment,0,0,0)
87 decryptor = AES.new(key, AES.MODE_CBC, iv)
88 while(True):
89 buf = ufile.read(1024)
90 if buf:
91 if decrypt:
92 buf = decryptor.decrypt(buf)
93 ofile.write(buf)
94 size += len(buf)
95 else:
96 ufile.close()
97 break
98 segment += 1
99
100 def parse_playlist(playlist):
101 assert playlist.startswith("#EXTM3U")
102 playlist = playlist.splitlines()[1:]
103 items=[]
104 for (metadata_string,url) in zip(playlist[0::2], playlist[1::2]):
105 md = dict()
106 assert 'EXT-X-STREAM-INF' in metadata_string.split(':')[0]
107 for item in metadata_string.split(':')[1].split(','):
108 if '=' in item:
109 md.update([item.split('='),])
110 md['url']=url
111 items.append(md)
112 return items
113
114 def parse_segment_playlist(playlist):
115 assert playlist.startswith("#EXTM3U")
116 PATTERN = re.compile(r'''((?:[^,"']|"[^"]*"|'[^']*')+)''')
117 segments = []
118 next_is_url=False
119 metadata = {}
120 for row in playlist.splitlines():
121 if next_is_url:
122 segments.append(row)
123 next_is_url=False
124 continue
125 if 'EXTINF' in row:
126 next_is_url=True
127 if "EXT-X-KEY" in row:
128 row = row.split(':',1)[1] #skip first part
129 parts = PATTERN.split(row)[1:-1] #do magic re split and keep quoting
130 metadata["EXT-X-KEY"] = dict([part.split('=',1) for part in parts if '=' in part]) #throw away the commas and make dict of the pairs
131 return(segments, metadata)
132
133 if __name__ == "__main__":
134 parser = argparse.ArgumentParser()
135 parser.add_argument("-r", "--rss", help="Download all files in rss",
136 action="store_true")
137 parser.add_argument("url")
138 args = parser.parse_args()
139 if args.rss:
140 d = feedparser.parse(args.url)
141 for e in d.entries:
142 print("Downloading: %s"%e.title)
143 filename = main(e.link)
144 print Popen(["avconv","-i",filename,"-vcodec","copy","-acodec","copy", filename+'.mkv'], stdout=PIPE).communicate()[0]
145 #print(e.description)
146 else:
147 filename = main(e.link)
148 print("Saved to {}".format(filename))