diff --git a/devscripts/youtube_genalgo.py b/devscripts/youtube_genalgo.py
index 22977ccd9..31d6ec952 100644
--- a/devscripts/youtube_genalgo.py
+++ b/devscripts/youtube_genalgo.py
@@ -17,18 +17,18 @@ tests = [
     # 87 - vflART1Nf 2013/07/24
     ("qwertyuioplkjhgfdsazxcvbnm1234567890QWERTYUIOPLKJHGFDSAZXCVBNM!@#$^&*()_-+={[]}|:;?/>.<",
      "tyuioplkjhgfdsazxcv<nm1234567890QWERTYUIOPLKJHGFDSAZXCVBNM!@#$^&*()_-+={[]}|:;?/>"),
-    # 86 - vfl_ymO4Z 2013/06/27
+    # 86 - vflm_D8eE 2013/07/31
     ("qwertyuioplkjhgfdsazxcvbnm1234567890QWERTYUIOPLKJHGFDSAZXCVBNM!@#$%^&*()_-+={[|};?/>.<",
-     "ertyuioplkjhgfdsazxcvbnm1234567890QWERTYUIOPLKJHGFDSAZXCVBNM!/#$%^&*()_-+={[|};?@"),
+     ">.1}|[{=+-_)(*&^%$#@!MNBVCXZASDFGHJK<POIUYTREW509876L432/mnbvcxzasdfghjklpoiuytre"),
     # 85 - vflSAFCP9 2013/07/19
     ("qwertyuioplkjhgfdsazxcvbnm1234567890QWERTYUIOPLKJHGFDSAZXCVBNM!@#$%^&*()_-+={[};?/>.<",
      "ertyuiqplkjhgfdsazx$vbnm1234567890QWERTYUIOPLKJHGFDSAZXCVBNM!@#<%^&*()_-+={[};?/c"),
     # 84
     ("qwertyuioplkjhgfdsazxcvbnm1234567890QWERTYUIOPLKJHGFDSAZXCVBNM!@#$%^&*()_-+={[};?>.<",
      "<.>?;}[{=+-_)(*&^%$#@!MNBVCXZASDFGHJKLPOIUYTREWe098765432rmnbvcxzasdfghjklpoiuyt1"),
-    # 83 - vflcaqGO8 2013/07/11
+    # 83 - vflTWC9KW 2013/08/01
     ("qwertyuioplkjhgfdsazxcvbnm1234567890QWERTYUIOPLKJHGFDSAZXCVBNM!#$%^&*()_+={[};?/>.<",
-     "urty8ioplkjhgfdsazxcvbqm1234567S90QWERTYUIOPLKJHGFDnAZXCVBNM!#$%^&*()_+={[};?/>.<"),
+     "qwertyuioplkjhg>dsazxcvbnm1234567890QWERTYUIOPLKJHGFDSAZXCVBNM!#$%^&*()_+={[};?/f"),
     # 82
     ("qwertyuioplkjhgfdsazxcvbnm1234567890QWERTYUIOPLKHGFDSAZXCVBNM!@#$%^&*(-+={[};?/>.<",
      "Q>/?;}[{=+-(*<^%$#@!MNBVCXZASDFGHKLPOIUY8REWT0q&7654321mnbvcxzasdfghjklpoiuytrew9"),
@@ -40,6 +40,12 @@ tests = [
      "Z?;}[{=+-(*&^%$#@!MNBVCXRASDFGHKLPOIUYT/EWQ0q87659321mnbvcxzasdfghjkl4oiuytrewp"),
 ]
 
+tests_age_gate = [
+    # 86 - vflqinMWD
+    ("qwertyuioplkjhgfdsazxcvbnm1234567890QWERTYUIOPLKJHGFDSAZXCVBNM!@#$%^&*()_-+={[|};?/>.<",
+     "ertyuioplkjhgfdsazxcvbnm1234567890QWERTYUIOPLKJHGFDSAZXCVBNM!/#$%^&*()_-+={[|};?@"),
+]
+
 def find_matching(wrong, right):
     idxs = [wrong.index(c) for c in right]
     return compress(idxs)
@@ -90,6 +96,8 @@ def genall(tests):
 
 def main():
     print(genall(tests))
+    print(u'    Age gate:')
+    print(genall(tests_age_gate))
 
 if __name__ == '__main__':
     main()
diff --git a/test/test_playlists.py b/test/test_playlists.py
new file mode 100644
index 000000000..65de3a55c
--- /dev/null
+++ b/test/test_playlists.py
@@ -0,0 +1,38 @@
+#!/usr/bin/env python
+
+import sys
+import unittest
+import json
+
+# Allow direct execution
+import os
+sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
+
+from youtube_dl.extractor import DailymotionPlaylistIE, VimeoChannelIE
+from youtube_dl.utils import *
+
+from helper import FakeYDL
+
+class TestPlaylists(unittest.TestCase):
+    def assertIsPlaylist(self, info):
+        """Make sure the info has '_type' set to 'playlist'"""
+        self.assertEqual(info['_type'], 'playlist')
+
+    def test_dailymotion_playlist(self):
+        dl = FakeYDL()
+        ie = DailymotionPlaylistIE(dl)
+        result = ie.extract('http://www.dailymotion.com/playlist/xv4bw_nqtv_sport/1#video=xl8v3q')
+        self.assertIsPlaylist(result)
+        self.assertEqual(result['title'], u'SPORT')
+        self.assertTrue(len(result['entries']) > 20)
+
+    def test_vimeo_channel(self):
+        dl = FakeYDL()
+        ie = VimeoChannelIE(dl)
+        result = ie.extract('http://vimeo.com/channels/tributes')
+        self.assertIsPlaylist(result)
+        self.assertEqual(result['title'], u'Vimeo Tributes')
+        self.assertTrue(len(result['entries']) > 24)
+
+if __name__ == '__main__':
+    unittest.main()
diff --git a/test/test_youtube_sig.py b/test/test_youtube_sig.py
deleted file mode 100644
index 4d45a0e08..000000000
--- a/test/test_youtube_sig.py
+++ /dev/null
@@ -1,72 +0,0 @@
-#!/usr/bin/env python
-
-import unittest
-import sys
-
-# Allow direct execution
-import os
-sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
-
-from youtube_dl.extractor.youtube import YoutubeIE
-from helper import FakeYDL
-
-sig = YoutubeIE(FakeYDL())._decrypt_signature
-
-class TestYoutubeSig(unittest.TestCase):
-    def test_92(self):
-        wrong = "F9F9B6E6FD47029957AB911A964CC20D95A181A5D37A2DBEFD67D403DB0E8BE4F4910053E4E8A79.0B70B.0B80B8"
-        right = "69B6E6FD47029957AB911A9F4CC20D95A181A5D3.A2DBEFD67D403DB0E8BE4F4910053E4E8A7980B7"
-        self.assertEqual(sig(wrong), right)
-
-    def test_90(self):
-        wrong = "qwertyuioplkjhgfdsazxcvbnm1234567890QWERTYUIOPLKJHGFDSAZXCVBNM!@#$%^&*()_-+={[]}|:;?/>.<'`"
-        right = "mrtyuioplkjhgfdsazxcvbne1234567890QWER[YUIOPLKJHGFDSAZXCVBNM!@#$%^&*()_-+={`]}|"
-        self.assertEqual(sig(wrong), right)
-
-    def test_88(self):
-        wrong = "qwertyuioplkjhgfdsazxcvbnm1234567890QWERTYUIOPLKJHGFDSAZXCVBNM!@#$%^&*()_-+={[]}|:;?/>.<"
-        right = "J:|}][{=+-_)(*&;%$#@>MNBVCXZASDFGH^KLPOIUYTREWQ0987654321mnbvcxzasdfghrklpoiuytej"
-        self.assertEqual(sig(wrong), right)
-
-    def test_87(self):
-        wrong = "qwertyuioplkjhgfdsazxcvbnm1234567890QWERTYUIOPLKJHGFDSAZXCVBNM!@#$^&*()_-+={[]}|:;?/>.<"
-        right = "tyuioplkjhgfdsazxcv<nm1234567890QWERTYUIOPLKJHGFDSAZXCVBNM!@#$^&*()_-+={[]}|:;?/>"
-        self.assertEqual(sig(wrong), right)
-
-    def test_86(self):
-        wrong = "qwertyuioplkjhgfdsazxcvbnm1234567890QWERTYUIOPLKJHGFDSAZXCVBNM!@#$%^&*()_-+={[|};?/>.<"
-        right = "ertyuioplkjhgfdsazxcvbnm1234567890QWERTYUIOPLKJHGFDSAZXCVBNM!/#$%^&*()_-+={[|};?@"
-        self.assertEqual(sig(wrong), right)
-
-    def test_85(self):
-        wrong = "qwertyuioplkjhgfdsazxcvbnm1234567890QWERTYUIOPLKJHGFDSAZXCVBNM!@#$%^&*()_-+={[};?/>.<"
-        right = "ertyuiqplkjhgfdsazx$vbnm1234567890QWERTYUIOPLKJHGFDSAZXCVBNM!@#<%^&*()_-+={[};?/c"
-        self.assertEqual(sig(wrong), right)
-
-    def test_84(self):
-        wrong = "qwertyuioplkjhgfdsazxcvbnm1234567890QWERTYUIOPLKJHGFDSAZXCVBNM!@#$%^&*()_-+={[};?>.<"
-        right = "<.>?;}[{=+-_)(*&^%$#@!MNBVCXZASDFGHJKLPOIUYTREWe098765432rmnbvcxzasdfghjklpoiuyt1"
-        self.assertEqual(sig(wrong), right)
-
-    def test_83(self):
-        wrong = "qwertyuioplkjhgfdsazxcvbnm1234567890QWERTYUIOPLKJHGFDSAZXCVBNM!#$%^&*()_+={[};?/>.<"
-        right = "urty8ioplkjhgfdsazxcvbqm1234567S90QWERTYUIOPLKJHGFDnAZXCVBNM!#$%^&*()_+={[};?/>.<"
-        self.assertEqual(sig(wrong), right)
-
-    def test_82(self):
-        wrong = "qwertyuioplkjhgfdsazxcvbnm1234567890QWERTYUIOPLKHGFDSAZXCVBNM!@#$%^&*(-+={[};?/>.<"
-        right = "Q>/?;}[{=+-(*<^%$#@!MNBVCXZASDFGHKLPOIUY8REWT0q&7654321mnbvcxzasdfghjklpoiuytrew9"
-        self.assertEqual(sig(wrong), right)
-
-    def test_81(self):
-        wrong = "qwertyuioplkjhgfdsazxcvbnm1234567890QWERTYUIOPLKHGFDSAZXCVBNM!@#$%^&*(-+={[};?/>."
-        right = "C>/?;}[{=+-(*&^%$#@!MNBVYXZASDFGHKLPOIU.TREWQ0q87659321mnbvcxzasdfghjkl4oiuytrewp"
-        self.assertEqual(sig(wrong), right)
-
-    def test_79(self):
-        wrong = "qwertyuioplkjhgfdsazxcvbnm1234567890QWERTYUIOPLKHGFDSAZXCVBNM!@#$%^&*(-+={[};?/"
-        right = "Z?;}[{=+-(*&^%$#@!MNBVCXRASDFGHKLPOIUYT/EWQ0q87659321mnbvcxzasdfghjkl4oiuytrewp"
-        self.assertEqual(sig(wrong), right)
-
-if __name__ == '__main__':
-    unittest.main()
diff --git a/youtube_dl/FileDownloader.py b/youtube_dl/FileDownloader.py
index f748df428..1f9588825 100644
--- a/youtube_dl/FileDownloader.py
+++ b/youtube_dl/FileDownloader.py
@@ -386,6 +386,35 @@ class FileDownloader(object):
             self.report_error(u'mplayer exited with code %d' % retval)
             return False
 
+    def _download_m3u8_with_ffmpeg(self, filename, url):
+        self.report_destination(filename)
+        tmpfilename = self.temp_name(filename)
+
+        args = ['ffmpeg', '-y', '-i', url, '-f', 'mp4', tmpfilename]
+        # Check for ffmpeg first
+        try:
+            subprocess.call(['ffmpeg', '-h'], stdout=(open(os.path.devnull, 'w')), stderr=subprocess.STDOUT)
+        except (OSError, IOError):
+            self.report_error(u'm3u8 download detected but "%s" could not be run' % args[0] )
+            return False
+
+        retval = subprocess.call(args)
+        if retval == 0:
+            fsize = os.path.getsize(encodeFilename(tmpfilename))
+            self.to_screen(u'\r[%s] %s bytes' % (args[0], fsize))
+            self.try_rename(tmpfilename, filename)
+            self._hook_progress({
+                'downloaded_bytes': fsize,
+                'total_bytes': fsize,
+                'filename': filename,
+                'status': 'finished',
+            })
+            return True
+        else:
+            self.to_stderr(u"\n")
+            self.report_error(u'ffmpeg exited with code %d' % retval)
+            return False
+
 
     def _do_download(self, filename, info_dict):
         url = info_dict['url']
@@ -411,6 +440,10 @@ class FileDownloader(object):
         if url.startswith('mms') or url.startswith('rtsp'):
             return self._download_with_mplayer(filename, url)
 
+        # m3u8 manifest are downloaded with ffmpeg
+        if determine_ext(url) == u'm3u8':
+            return self._download_m3u8_with_ffmpeg(filename, url)
+
         tmpfilename = self.temp_name(filename)
         stream = None
 
diff --git a/youtube_dl/PostProcessor.py b/youtube_dl/PostProcessor.py
index 8c5e53991..fddf58606 100644
--- a/youtube_dl/PostProcessor.py
+++ b/youtube_dl/PostProcessor.py
@@ -100,7 +100,8 @@ class FFmpegExtractAudioPP(FFmpegPostProcessor):
         self._nopostoverwrites = nopostoverwrites
 
     def get_audio_codec(self, path):
-        if not self._exes['ffprobe'] and not self._exes['avprobe']: return None
+        if not self._exes['ffprobe'] and not self._exes['avprobe']:
+            raise PostProcessingError(u'ffprobe or avprobe not found. Please install one.')
         try:
             cmd = [self._exes['avprobe'] or self._exes['ffprobe'], '-show_streams', encodeFilename(self._ffmpeg_filename_argument(path))]
             handle = subprocess.Popen(cmd, stderr=compat_subprocess_get_DEVNULL(), stdout=subprocess.PIPE)
@@ -208,7 +209,7 @@ class FFmpegExtractAudioPP(FFmpegPostProcessor):
             try:
                 os.utime(encodeFilename(new_path), (time.time(), information['filetime']))
             except:
-                self._downloader.to_stderr(u'WARNING: Cannot update utime of audio file')
+                self._downloader.report_warning(u'Cannot update utime of audio file')
 
         information['filepath'] = new_path
         return self._nopostoverwrites,information
diff --git a/youtube_dl/YoutubeDL.py b/youtube_dl/YoutubeDL.py
index c76f1118e..496866900 100644
--- a/youtube_dl/YoutubeDL.py
+++ b/youtube_dl/YoutubeDL.py
@@ -594,7 +594,7 @@ class YoutubeDL(object):
                         # No clear decision yet, let IE decide
                         keep_video = keep_video_wish
             except PostProcessingError as e:
-                self.to_stderr(u'ERROR: ' + e.msg)
+                self.report_error(e.msg)
         if keep_video is False and not self.params.get('keepvideo', False):
             try:
                 self.to_screen(u'Deleting original file %s (pass -k to keep)' % filename)
diff --git a/youtube_dl/__init__.py b/youtube_dl/__init__.py
index 59584e2c5..e8ac09a8f 100644
--- a/youtube_dl/__init__.py
+++ b/youtube_dl/__init__.py
@@ -402,6 +402,8 @@ def _real_main(argv=None):
             batchurls = batchfd.readlines()
             batchurls = [x.strip() for x in batchurls]
             batchurls = [x for x in batchurls if len(x) > 0 and not re.search(r'^[#/;]', x)]
+            if opts.verbose:
+                sys.stderr.write(u'[debug] Batch file urls: ' + repr(batchurls) + u'\n')
         except IOError:
             sys.exit(u'ERROR: batch file could not be read')
     all_urls = batchurls + args
diff --git a/youtube_dl/extractor/__init__.py b/youtube_dl/extractor/__init__.py
index 7cfb292d9..84c02c2ed 100644
--- a/youtube_dl/extractor/__init__.py
+++ b/youtube_dl/extractor/__init__.py
@@ -12,7 +12,7 @@ from .comedycentral import ComedyCentralIE
 from .condenast import CondeNastIE
 from .criterion import CriterionIE
 from .cspan import CSpanIE
-from .dailymotion import DailymotionIE
+from .dailymotion import DailymotionIE, DailymotionPlaylistIE
 from .depositfiles import DepositFilesIE
 from .dotsub import DotsubIE
 from .dreisat import DreiSatIE
@@ -38,15 +38,18 @@ from .infoq import InfoQIE
 from .instagram import InstagramIE
 from .jukebox import JukeboxIE
 from .justintv import JustinTVIE
+from .kankan import KankanIE
 from .keek import KeekIE
 from .liveleak import LiveLeakIE
 from .livestream import LivestreamIE
 from .metacafe import MetacafeIE
 from .mixcloud import MixcloudIE
 from .mtv import MTVIE
+from .muzu import MuzuTVIE
 from .myspass import MySpassIE
 from .myvideo import MyVideoIE
 from .nba import NBAIE
+from .ooyala import OoyalaIE
 from .photobucket import PhotobucketIE
 from .pornotube import PornotubeIE
 from .rbmaradio import RBMARadioIE
@@ -71,7 +74,8 @@ from .ustream import UstreamIE
 from .vbox7 import Vbox7IE
 from .veoh import VeohIE
 from .vevo import VevoIE
-from .vimeo import VimeoIE
+from .videofyme import VideofyMeIE
+from .vimeo import VimeoIE, VimeoChannelIE
 from .vine import VineIE
 from .c56 import C56IE
 from .wat import WatIE
diff --git a/youtube_dl/extractor/arte.py b/youtube_dl/extractor/arte.py
index 993e30f7a..69b3b0ad7 100644
--- a/youtube_dl/extractor/arte.py
+++ b/youtube_dl/extractor/arte.py
@@ -17,13 +17,14 @@ class ArteTvIE(InfoExtractor):
     """
     _EMISSION_URL = r'(?:http://)?www\.arte.tv/guide/(?P<lang>fr|de)/(?:(?:sendungen|emissions)/)?(?P<id>.*?)/(?P<name>.*?)(\?.*)?'
     _VIDEOS_URL = r'(?:http://)?videos.arte.tv/(?P<lang>fr|de)/.*-(?P<id>.*?).html'
+    _LIVEWEB_URL = r'(?:http://)?liveweb.arte.tv/(?P<lang>fr|de)/(?P<subpage>.+?)/(?P<name>.+)'
     _LIVE_URL = r'index-[0-9]+\.html$'
 
     IE_NAME = u'arte.tv'
 
     @classmethod
     def suitable(cls, url):
-        return any(re.match(regex, url) for regex in (cls._EMISSION_URL, cls._VIDEOS_URL))
+        return any(re.match(regex, url) for regex in (cls._EMISSION_URL, cls._VIDEOS_URL, cls._LIVEWEB_URL))
 
     # TODO implement Live Stream
     # from ..utils import compat_urllib_parse
@@ -68,6 +69,12 @@ class ArteTvIE(InfoExtractor):
             lang = mobj.group('lang')
             return self._extract_video(url, id, lang)
 
+        mobj = re.match(self._LIVEWEB_URL, url)
+        if mobj is not None:
+            name = mobj.group('name')
+            lang = mobj.group('lang')
+            return self._extract_liveweb(url, name, lang)
+
         if re.search(self._LIVE_URL, video_id) is not None:
             raise ExtractorError(u'Arte live streams are not yet supported, sorry')
             # self.extractLiveStream(url)
@@ -85,7 +92,7 @@ class ArteTvIE(InfoExtractor):
 
         info_dict = {'id': player_info['VID'],
                      'title': player_info['VTI'],
-                     'description': player_info['VDE'],
+                     'description': player_info.get('VDE'),
                      'upload_date': unified_strdate(player_info['VDA'].split(' ')[0]),
                      'thumbnail': player_info['programImage'],
                      'ext': 'flv',
@@ -98,12 +105,14 @@ class ArteTvIE(InfoExtractor):
                 l = 'F'
             elif lang == 'de':
                 l = 'A'
-            regexes = [r'VO?%s' % l, r'V%s-ST.' % l]
+            regexes = [r'VO?%s' % l, r'VO?.-ST%s' % l]
             return any(re.match(r, f['versionCode']) for r in regexes)
         # Some formats may not be in the same language as the url
         formats = filter(_match_lang, formats)
         # We order the formats by quality
         formats = sorted(formats, key=lambda f: int(f['height']))
+        # Prefer videos without subtitles in the same language
+        formats = sorted(formats, key=lambda f: re.match(r'VO(F|A)-STM\1', f['versionCode']) is None)
         # Pick the best quality
         format_info = formats[-1]
         if format_info['mediaType'] == u'rtmp':
@@ -144,3 +153,22 @@ class ArteTvIE(InfoExtractor):
                 'url': video_url,
                 'ext': 'flv',
                 }
+
+    def _extract_liveweb(self, url, name, lang):
+        """Extract form http://liveweb.arte.tv/"""
+        webpage = self._download_webpage(url, name)
+        video_id = self._search_regex(r'eventId=(\d+?)("|&)', webpage, u'event id')
+        config_xml = self._download_webpage('http://download.liveweb.arte.tv/o21/liveweb/events/event-%s.xml' % video_id,
+                                            video_id, u'Downloading information')
+        config_doc = xml.etree.ElementTree.fromstring(config_xml.encode('utf-8'))
+        event_doc = config_doc.find('event')
+        url_node = event_doc.find('video').find('urlHd')
+        if url_node is None:
+            url_node = video_doc.find('urlSd')
+
+        return {'id': video_id,
+                'title': event_doc.find('name%s' % lang.capitalize()).text,
+                'url': url_node.text.replace('MP4', 'mp4'),
+                'ext': 'flv',
+                'thumbnail': self._og_search_thumbnail(webpage),
+                }
diff --git a/youtube_dl/extractor/collegehumor.py b/youtube_dl/extractor/collegehumor.py
index 5badde03a..30b9c7549 100644
--- a/youtube_dl/extractor/collegehumor.py
+++ b/youtube_dl/extractor/collegehumor.py
@@ -10,7 +10,7 @@ from ..utils import (
 
 
 class CollegeHumorIE(InfoExtractor):
-    _VALID_URL = r'^(?:https?://)?(?:www\.)?collegehumor\.com/(video|embed|e)/(?P<videoid>[0-9]+)/(?P<shorttitle>.*)$'
+    _VALID_URL = r'^(?:https?://)?(?:www\.)?collegehumor\.com/(video|embed|e)/(?P<videoid>[0-9]+)/?(?P<shorttitle>.*)$'
 
     _TEST = {
         u'url': u'http://www.collegehumor.com/video/6902724/comic-con-cosplay-catastrophe',
diff --git a/youtube_dl/extractor/dailymotion.py b/youtube_dl/extractor/dailymotion.py
index 9bf7a28ca..fa8c630d0 100644
--- a/youtube_dl/extractor/dailymotion.py
+++ b/youtube_dl/extractor/dailymotion.py
@@ -1,9 +1,12 @@
 import re
 import json
+import itertools
 
 from .common import InfoExtractor
 from ..utils import (
     compat_urllib_request,
+    get_element_by_attribute,
+    get_element_by_id,
 
     ExtractorError,
 )
@@ -77,3 +80,31 @@ class DailymotionIE(InfoExtractor):
             'ext':      video_extension,
             'thumbnail': info['thumbnail_url']
         }]
+
+
+class DailymotionPlaylistIE(InfoExtractor):
+    _VALID_URL = r'(?:https?://)?(?:www\.)?dailymotion\.[a-z]{2,3}/playlist/(?P<id>.+?)/'
+    _MORE_PAGES_INDICATOR = r'<div class="next">.*?<a.*?href="/playlist/.+?".*?>.*?</a>.*?</div>'
+
+    def _real_extract(self, url):
+        mobj = re.match(self._VALID_URL, url)
+        playlist_id =  mobj.group('id')
+        video_ids = []
+
+        for pagenum in itertools.count(1):
+            webpage = self._download_webpage('https://www.dailymotion.com/playlist/%s/%s' % (playlist_id, pagenum),
+                                             playlist_id, u'Downloading page %s' % pagenum)
+
+            playlist_el = get_element_by_attribute(u'class', u'video_list', webpage)
+            video_ids.extend(re.findall(r'data-id="(.+?)" data-ext-id', playlist_el))
+
+            if re.search(self._MORE_PAGES_INDICATOR, webpage, re.DOTALL) is None:
+                break
+
+        entries = [self.url_result('http://www.dailymotion.com/video/%s' % video_id, 'Dailymotion')
+                   for video_id in video_ids]
+        return {'_type': 'playlist',
+                'id': playlist_id,
+                'title': get_element_by_id(u'playlist_name', webpage),
+                'entries': entries,
+                }
diff --git a/youtube_dl/extractor/kankan.py b/youtube_dl/extractor/kankan.py
new file mode 100644
index 000000000..8537ba584
--- /dev/null
+++ b/youtube_dl/extractor/kankan.py
@@ -0,0 +1,37 @@
+import re
+
+from .common import InfoExtractor
+from ..utils import determine_ext
+
+
+class KankanIE(InfoExtractor):
+    _VALID_URL = r'https?://(?:.*?\.)?kankan\.com/.+?/(?P<id>\d+)\.shtml'
+    
+    _TEST = {
+        u'url': u'http://yinyue.kankan.com/vod/48/48863.shtml',
+        u'file': u'48863.flv',
+        u'md5': u'29aca1e47ae68fc28804aca89f29507e',
+        u'info_dict': {
+            u'title': u'Ready To Go',
+        },
+    }
+
+    def _real_extract(self, url):
+        mobj = re.match(self._VALID_URL, url)
+        video_id = mobj.group('id')
+        webpage = self._download_webpage(url, video_id)
+
+        title = self._search_regex(r'G_TITLE=[\'"](.+?)[\'"]', webpage, u'video title')
+        gcid = self._search_regex(r'lurl:[\'"]http://.+?/.+?/(.+?)/', webpage, u'gcid')
+
+        video_info_page = self._download_webpage('http://p2s.cl.kankan.com/getCdnresource_flv?gcid=%s' % gcid,
+                                                 video_id, u'Downloading video url info')
+        ip = self._search_regex(r'ip:"(.+?)"', video_info_page, u'video url ip')
+        path = self._search_regex(r'path:"(.+?)"', video_info_page, u'video url path')
+        video_url = 'http://%s%s' % (ip, path)
+
+        return {'id': video_id,
+                'title': title,
+                'url': video_url,
+                'ext': determine_ext(video_url),
+                }
diff --git a/youtube_dl/extractor/muzu.py b/youtube_dl/extractor/muzu.py
new file mode 100644
index 000000000..03e31ea1c
--- /dev/null
+++ b/youtube_dl/extractor/muzu.py
@@ -0,0 +1,64 @@
+import re
+import json
+
+from .common import InfoExtractor
+from ..utils import (
+    compat_urllib_parse,
+    determine_ext,
+)
+
+
+class MuzuTVIE(InfoExtractor):
+    _VALID_URL = r'https?://www.muzu.tv/(.+?)/(.+?)/(?P<id>\d+)'
+    IE_NAME = u'muzu.tv'
+
+    _TEST = {
+        u'url': u'http://www.muzu.tv/defected/marcashken-featuring-sos-cat-walk-original-mix-music-video/1981454/',
+        u'file': u'1981454.mp4',
+        u'md5': u'98f8b2c7bc50578d6a0364fff2bfb000',
+        u'info_dict': {
+            u'title': u'Cat Walk (Original Mix)',
+            u'description': u'md5:90e868994de201b2570e4e5854e19420',
+            u'uploader': u'MarcAshken featuring SOS',
+        },
+    }
+
+    def _real_extract(self, url):
+        mobj = re.match(self._VALID_URL, url)
+        video_id = mobj.group('id')
+
+        info_data = compat_urllib_parse.urlencode({'format': 'json',
+                                                   'url': url,
+                                                   })
+        video_info_page = self._download_webpage('http://www.muzu.tv/api/oembed/?%s' % info_data,
+                                                 video_id, u'Downloading video info')
+        info = json.loads(video_info_page)
+
+        player_info_page = self._download_webpage('http://player.muzu.tv/player/playerInit?ai=%s' % video_id,
+                                                  video_id, u'Downloading player info')
+        video_info = json.loads(player_info_page)['videos'][0]
+        for quality in ['1080' , '720', '480', '360']:
+            if video_info.get('v%s' % quality):
+                break
+
+        data = compat_urllib_parse.urlencode({'ai': video_id,
+                                              # Even if each time you watch a video the hash changes,
+                                              # it seems to work for different videos, and it will work
+                                              # even if you use any non empty string as a hash
+                                              'viewhash': 'VBNff6djeV4HV5TRPW5kOHub2k',
+                                              'device': 'web',
+                                              'qv': quality,
+                                              })
+        video_url_page = self._download_webpage('http://player.muzu.tv/player/requestVideo?%s' % data,
+                                                video_id, u'Downloading video url')
+        video_url_info = json.loads(video_url_page)
+        video_url = video_url_info['url']
+
+        return {'id': video_id,
+                'title': info['title'],
+                'url': video_url,
+                'ext': determine_ext(video_url),
+                'thumbnail': info['thumbnail_url'],
+                'description': info['description'],
+                'uploader': info['author_name'],
+                }
diff --git a/youtube_dl/extractor/myvideo.py b/youtube_dl/extractor/myvideo.py
index b2a7b1df0..0404e6e43 100644
--- a/youtube_dl/extractor/myvideo.py
+++ b/youtube_dl/extractor/myvideo.py
@@ -2,11 +2,13 @@ import binascii
 import base64
 import hashlib
 import re
+import json
 
 from .common import InfoExtractor
 from ..utils import (
     compat_ord,
     compat_urllib_parse,
+    compat_urllib_request,
 
     ExtractorError,
 )
@@ -16,7 +18,7 @@ from ..utils import (
 class MyVideoIE(InfoExtractor):
     """Information Extractor for myvideo.de."""
 
-    _VALID_URL = r'(?:http://)?(?:www\.)?myvideo\.de/watch/([0-9]+)/([^?/]+).*'
+    _VALID_URL = r'(?:http://)?(?:www\.)?myvideo\.de/(?:[^/]+/)?watch/([0-9]+)/([^?/]+).*'
     IE_NAME = u'myvideo'
     _TEST = {
         u'url': u'http://www.myvideo.de/watch/8229274/bowling_fail_or_win',
@@ -85,6 +87,20 @@ class MyVideoIE(InfoExtractor):
                 'ext':      video_ext,
             }]
 
+        mobj = re.search(r'data-video-service="/service/data/video/%s/config' % video_id, webpage)
+        if mobj is not None:
+            request = compat_urllib_request.Request('http://www.myvideo.de/service/data/video/%s/config' % video_id, '')
+            response = self._download_webpage(request, video_id,
+                                              u'Downloading video info')
+            info = json.loads(base64.b64decode(response).decode('utf-8'))
+            return {'id': video_id,
+                    'title': info['title'],
+                    'url': info['streaming_url'].replace('rtmpe', 'rtmpt'),
+                    'play_path': info['filename'],
+                    'ext': 'flv',
+                    'thumbnail': info['thumbnail'][0]['url'],
+                    }
+
         # try encxml
         mobj = re.search('var flashvars={(.+?)}', webpage)
         if mobj is None:
diff --git a/youtube_dl/extractor/ooyala.py b/youtube_dl/extractor/ooyala.py
new file mode 100644
index 000000000..b734722d0
--- /dev/null
+++ b/youtube_dl/extractor/ooyala.py
@@ -0,0 +1,52 @@
+import re
+import json
+
+from .common import InfoExtractor
+from ..utils import unescapeHTML
+
+class OoyalaIE(InfoExtractor):
+    _VALID_URL = r'https?://.+?\.ooyala\.com/.*?embedCode=(?P<id>.+?)(&|$)'
+
+    _TEST = {
+        # From http://it.slashdot.org/story/13/04/25/178216/recovering-data-from-broken-hard-drives-and-ssds-video
+        u'url': u'http://player.ooyala.com/player.js?embedCode=pxczE2YjpfHfn1f3M-ykG_AmJRRn0PD8',
+        u'file': u'pxczE2YjpfHfn1f3M-ykG_AmJRRn0PD8.mp4',
+        u'md5': u'3f5cceb3a7bf461d6c29dc466cf8033c',
+        u'info_dict': {
+            u'title': u'Explaining Data Recovery from Hard Drives and SSDs',
+            u'description': u'How badly damaged does a drive have to be to defeat Russell and his crew? Apparently, smashed to bits.',
+        },
+    }
+
+    def _extract_result(self, info, more_info):
+        return {'id': info['embedCode'],
+                'ext': 'mp4',
+                'title': unescapeHTML(info['title']),
+                'url': info['url'],
+                'description': unescapeHTML(more_info['description']),
+                'thumbnail': more_info['promo'],
+                }
+
+    def _real_extract(self, url):
+        mobj = re.match(self._VALID_URL, url)
+        embedCode = mobj.group('id')
+        player_url = 'http://player.ooyala.com/player.js?embedCode=%s' % embedCode
+        player = self._download_webpage(player_url, embedCode)
+        mobile_url = self._search_regex(r'mobile_player_url="(.+?)&device="',
+                                        player, u'mobile player url')
+        mobile_player = self._download_webpage(mobile_url, embedCode)
+        videos_info = self._search_regex(r'eval\("\((\[{.*?stream_redirect.*?}\])\)"\);', mobile_player, u'info').replace('\\"','"')
+        videos_more_info = self._search_regex(r'eval\("\(({.*?\\"promo\\".*?})\)"', mobile_player, u'more info').replace('\\"','"')
+        videos_info = json.loads(videos_info)
+        videos_more_info =json.loads(videos_more_info)
+
+        if videos_more_info.get('lineup'):
+            videos = [self._extract_result(info, more_info) for (info, more_info) in zip(videos_info, videos_more_info['lineup'])]
+            return {'_type': 'playlist',
+                    'id': embedCode,
+                    'title': unescapeHTML(videos_more_info['title']),
+                    'entries': videos,
+                    }
+        else:
+            return self._extract_result(videos_info[0], videos_more_info)
+        
diff --git a/youtube_dl/extractor/tf1.py b/youtube_dl/extractor/tf1.py
index a8af89f83..772134a12 100644
--- a/youtube_dl/extractor/tf1.py
+++ b/youtube_dl/extractor/tf1.py
@@ -6,20 +6,17 @@ import re
 from .common import InfoExtractor
 
 class TF1IE(InfoExtractor):
-    """
-    TF1 uses the wat.tv player, currently it can only download videos with the
-    html5 player enabled, it cannot download HD videos.
-    """
-    _WORKING = False
+    """TF1 uses the wat.tv player."""
     _VALID_URL = r'http://videos.tf1.fr/.*-(.*?).html'
     _TEST = {
         u'url': u'http://videos.tf1.fr/auto-moto/citroen-grand-c4-picasso-2013-presentation-officielle-8062060.html',
         u'file': u'10635995.mp4',
-        u'md5': u'66789d3e91278d332f75e1feb7aea327',
+        u'md5': u'2e378cc28b9957607d5e88f274e637d8',
         u'info_dict': {
             u'title': u'Citroën Grand C4 Picasso 2013 : présentation officielle',
             u'description': u'Vidéo officielle du nouveau Citroën Grand C4 Picasso, lancé à l\'automne 2013.',
-        }
+        },
+        u'skip': u'Sometimes wat serves the whole file with the --test option',
     }
 
     def _real_extract(self, url):
diff --git a/youtube_dl/extractor/vevo.py b/youtube_dl/extractor/vevo.py
index 3b16dcfbc..67537eae5 100644
--- a/youtube_dl/extractor/vevo.py
+++ b/youtube_dl/extractor/vevo.py
@@ -35,12 +35,12 @@ class VevoIE(InfoExtractor):
 
         self.report_extraction(video_id)
         video_info = json.loads(info_json)
-        m_urls = list(re.finditer(r'<video src="(?P<ext>.*?):(?P<url>.*?)"', links_webpage))
+        m_urls = list(re.finditer(r'<video src="(?P<ext>.*?):/?(?P<url>.*?)"', links_webpage))
         if m_urls is None or len(m_urls) == 0:
             raise ExtractorError(u'Unable to extract video url')
         # They are sorted from worst to best quality
         m_url = m_urls[-1]
-        video_url = base_url + m_url.group('url')
+        video_url = base_url + '/' + m_url.group('url')
         ext = m_url.group('ext')
 
         return {'url': video_url,
diff --git a/youtube_dl/extractor/videofyme.py b/youtube_dl/extractor/videofyme.py
new file mode 100644
index 000000000..04106672b
--- /dev/null
+++ b/youtube_dl/extractor/videofyme.py
@@ -0,0 +1,49 @@
+import re
+import xml.etree.ElementTree
+
+from .common import InfoExtractor
+from ..utils import (
+    find_xpath_attr,
+    determine_ext,
+)
+
+class VideofyMeIE(InfoExtractor):
+    _VALID_URL = r'https?://(www.videofy.me/.+?|p.videofy.me/v)/(?P<id>\d+)(&|#|$)'
+    IE_NAME = u'videofy.me'
+
+    _TEST = {
+        u'url': u'http://www.videofy.me/thisisvideofyme/1100701',
+        u'file':  u'1100701.mp4',
+        u'md5': u'2046dd5758541d630bfa93e741e2fd79',
+        u'info_dict': {
+            u'title': u'This is VideofyMe',
+            u'description': None,
+            u'uploader': u'VideofyMe',
+            u'uploader_id': u'thisisvideofyme',
+        },
+        
+    }
+
+    def _real_extract(self, url):
+        mobj = re.match(self._VALID_URL, url)
+        video_id = mobj.group('id')
+        config_xml = self._download_webpage('http://sunshine.videofy.me/?videoId=%s' % video_id,
+                                            video_id)
+        config = xml.etree.ElementTree.fromstring(config_xml.encode('utf-8'))
+        video = config.find('video')
+        sources = video.find('sources')
+        url_node = find_xpath_attr(sources, 'source', 'id', 'HQ on')
+        if url_node is None:
+            url_node = find_xpath_attr(sources, 'source', 'id', 'HQ off')
+        video_url = url_node.find('url').text
+
+        return {'id': video_id,
+                'title': video.find('title').text,
+                'url': video_url,
+                'ext': determine_ext(video_url),
+                'thumbnail': video.find('thumb').text,
+                'description': video.find('description').text,
+                'uploader': config.find('blog/name').text,
+                'uploader_id': video.find('identifier').text,
+                'view_count': re.search(r'\d+', video.find('views').text).group(),
+                }
diff --git a/youtube_dl/extractor/vimeo.py b/youtube_dl/extractor/vimeo.py
index ac32043c1..cc9c8d018 100644
--- a/youtube_dl/extractor/vimeo.py
+++ b/youtube_dl/extractor/vimeo.py
@@ -1,5 +1,6 @@
 import json
 import re
+import itertools
 
 from .common import InfoExtractor
 from ..utils import (
@@ -171,3 +172,31 @@ class VimeoIE(InfoExtractor):
             'thumbnail':    video_thumbnail,
             'description':  video_description,
         }]
+
+
+class VimeoChannelIE(InfoExtractor):
+    IE_NAME = u'vimeo:channel'
+    _VALID_URL = r'(?:https?://)?vimeo.\com/channels/(?P<id>[^/]+)'
+    _MORE_PAGES_INDICATOR = r'<a.+?rel="next"'
+
+    def _real_extract(self, url):
+        mobj = re.match(self._VALID_URL, url)
+        channel_id =  mobj.group('id')
+        video_ids = []
+
+        for pagenum in itertools.count(1):
+            webpage = self._download_webpage('http://vimeo.com/channels/%s/videos/page:%d' % (channel_id, pagenum),
+                                             channel_id, u'Downloading page %s' % pagenum)
+            video_ids.extend(re.findall(r'id="clip_(\d+?)"', webpage))
+            if re.search(self._MORE_PAGES_INDICATOR, webpage, re.DOTALL) is None:
+                break
+
+        entries = [self.url_result('http://vimeo.com/%s' % video_id, 'Vimeo')
+                   for video_id in video_ids]
+        channel_title = self._html_search_regex(r'<a href="/channels/%s">(.*?)</a>' % channel_id,
+                                                webpage, u'channel title')
+        return {'_type': 'playlist',
+                'id': channel_id,
+                'title': channel_title,
+                'entries': entries,
+                }
diff --git a/youtube_dl/extractor/wat.py b/youtube_dl/extractor/wat.py
index 0407a2d26..7d228edac 100644
--- a/youtube_dl/extractor/wat.py
+++ b/youtube_dl/extractor/wat.py
@@ -12,17 +12,17 @@ from ..utils import (
 
 
 class WatIE(InfoExtractor):
-    _WORKING = False
     _VALID_URL=r'http://www.wat.tv/.*-(?P<shortID>.*?)_.*?.html'
     IE_NAME = 'wat.tv'
     _TEST = {
         u'url': u'http://www.wat.tv/video/world-war-philadelphia-vost-6bv55_2fjr7_.html',
         u'file': u'10631273.mp4',
-        u'md5': u'0a4fe7870f31eaeabb5e25fd8da8414a',
+        u'md5': u'd8b2231e1e333acd12aad94b80937e19',
         u'info_dict': {
             u'title': u'World War Z - Philadelphia VOST',
             u'description': u'La menace est partout. Que se passe-t-il à Philadelphia ?\r\nWORLD WAR Z, avec Brad Pitt, au cinéma le 3 juillet.\r\nhttp://www.worldwarz.fr',
-        }
+        },
+        u'skip': u'Sometimes wat serves the whole file with the --test option',
     }
     
     def download_video_info(self, real_id):
@@ -59,20 +59,8 @@ class WatIE(InfoExtractor):
 
         # Otherwise we can continue and extract just one part, we have to use
         # the short id for getting the video url
-        player_data = compat_urllib_parse.urlencode({'shortVideoId': short_id,
-                                                     'html5': '1'})
-        player_info = self._download_webpage('http://www.wat.tv/player?' + player_data,
-                                             real_id, u'Downloading player info')
-        player = json.loads(player_info)['player']
-        html5_player = self._html_search_regex(r'iframe src="(.*?)"', player,
-                                               'html5 player')
-        player_webpage = self._download_webpage(html5_player, real_id,
-                                                u'Downloading player webpage')
-
-        video_url = self._search_regex(r'urlhtml5 : "(.*?)"', player_webpage,
-                                       'video url')
         info = {'id': real_id,
-                'url': video_url,
+                'url': 'http://wat.tv/get/android5/%s.mp4' % real_id,
                 'ext': 'mp4',
                 'title': first_chapter['title'],
                 'thumbnail': first_chapter['preview'],
diff --git a/youtube_dl/extractor/worldstarhiphop.py b/youtube_dl/extractor/worldstarhiphop.py
index 5b9779c05..3237596a3 100644
--- a/youtube_dl/extractor/worldstarhiphop.py
+++ b/youtube_dl/extractor/worldstarhiphop.py
@@ -21,6 +21,13 @@ class WorldStarHipHopIE(InfoExtractor):
 
         webpage_src = self._download_webpage(url, video_id)
 
+        m_vevo_id = re.search(r'videoId=(.*?)&amp?',
+            webpage_src)
+        
+        if m_vevo_id is not None:
+            self.to_screen(u'Vevo video detected:')
+            return self.url_result('vevo:%s' % m_vevo_id.group(1), ie='Vevo')
+
         video_url = self._search_regex(r'so\.addVariable\("file","(.*?)"\)',
             webpage_src, u'video URL')
 
diff --git a/youtube_dl/extractor/youtube.py b/youtube_dl/extractor/youtube.py
index f10f2e3dd..b191021db 100644
--- a/youtube_dl/extractor/youtube.py
+++ b/youtube_dl/extractor/youtube.py
@@ -153,8 +153,14 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                      $"""
     _NEXT_URL_RE = r'[\?&]next_url=([^&]+)'
     # Listed in order of quality
-    _available_formats = ['38', '37', '46', '22', '45', '35', '44', '34', '18', '43', '6', '5', '17', '13']
-    _available_formats_prefer_free = ['38', '46', '37', '45', '22', '44', '35', '43', '34', '18', '6', '5', '17', '13']
+    _available_formats = ['38', '37', '46', '22', '45', '35', '44', '34', '18', '43', '6', '5', '17', '13',
+                          '95', '94', '93', '92', '132', '151',
+                          '85', '84', '102', '83', '101', '82', '100',
+                          ]
+    _available_formats_prefer_free = ['38', '46', '37', '45', '22', '44', '35', '43', '34', '18', '6', '5', '17', '13',
+                                      '95', '94', '93', '92', '132', '151',
+                                      '85', '102', '84', '101', '83', '100', '82',
+                                      ]
     _video_extensions = {
         '13': '3gp',
         '17': 'mp4',
@@ -166,6 +172,24 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         '44': 'webm',
         '45': 'webm',
         '46': 'webm',
+
+        # 3d videos
+        '82': 'mp4',
+        '83': 'mp4',
+        '84': 'mp4',
+        '85': 'mp4',
+        '100': 'webm',
+        '101': 'webm',
+        '102': 'webm',
+        
+        # videos that use m3u8
+        '92': 'mp4',
+        '93': 'mp4',
+        '94': 'mp4',
+        '95': 'mp4',
+        '96': 'mp4',
+        '132': 'mp4',
+        '151': 'mp4',
     }
     _video_dimensions = {
         '5': '240x400',
@@ -182,7 +206,22 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         '44': '480x854',
         '45': '720x1280',
         '46': '1080x1920',
+        '82': '360p',
+        '83': '480p',
+        '84': '720p',
+        '85': '1080p',
+        '92': '240p',
+        '93': '360p',
+        '94': '480p',
+        '95': '720p',
+        '96': '1080p',
+        '100': '360p',
+        '101': '480p',
+        '102': '720p',        
+        '132': '240p',
+        '151': '72p',
     }
+    _3d_itags = ['85', '84', '102', '83', '101', '82', '100']
     IE_NAME = u'youtube'
     _TESTS = [
         {
@@ -232,6 +271,21 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 u"uploader_id": u"justintimberlakeVEVO"
             }
         },
+        {
+            u'url': u'https://www.youtube.com/watch?v=TGi3HqYrWHE',
+            u'file': u'TGi3HqYrWHE.mp4',
+            u'note': u'm3u8 video',
+            u'info_dict': {
+                u'title': u'Triathlon - Men - London 2012 Olympic Games',
+                u'description': u'- Men -  TR02 - Triathlon - 07 August 2012 - London 2012 Olympic Games',
+                u'uploader': u'olympic',
+                u'upload_date': u'20120807',
+                u'uploader_id': u'olympic',
+            },
+            u'params': {
+                u'skip_download': True,
+            },
+        },
     ]
 
 
@@ -284,15 +338,15 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         elif len(s) == 88:
             return s[48] + s[81:67:-1] + s[82] + s[66:62:-1] + s[85] + s[61:48:-1] + s[67] + s[47:12:-1] + s[3] + s[11:3:-1] + s[2] + s[12]
         elif len(s) == 87:
-            return s[4:23] + s[86] + s[24:85]
+            return s[83:53:-1] + s[3] + s[52:40:-1] + s[86] + s[39:10:-1] + s[0] + s[9:3:-1] + s[53]
         elif len(s) == 86:
-            return s[2:63] + s[82] + s[64:82] + s[63]
+            return s[83:85] + s[26] + s[79:46:-1] + s[85] + s[45:36:-1] + s[30] + s[35:30:-1] + s[46] + s[29:26:-1] + s[82] + s[25:1:-1]
         elif len(s) == 85:
             return s[2:8] + s[0] + s[9:21] + s[65] + s[22:65] + s[84] + s[66:82] + s[21]
         elif len(s) == 84:
-            return s[83:36:-1] + s[2] + s[35:26:-1] + s[3] + s[25:3:-1] + s[26]
+            return s[83:27:-1] + s[0] + s[26:5:-1] + s[2:0:-1] + s[27]
         elif len(s) == 83:
-            return s[6] + s[3:6] + s[33] + s[7:24] + s[0] + s[25:33] + s[53] + s[34:53] + s[24] + s[54:]
+            return s[:15] + s[80] + s[16:80] + s[15]
         elif len(s) == 82:
             return s[36] + s[79:67:-1] + s[81] + s[66:40:-1] + s[33] + s[39:36:-1] + s[40] + s[35] + s[0] + s[67] + s[32:0:-1] + s[34]
         elif len(s) == 81:
@@ -303,6 +357,16 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         else:
             raise ExtractorError(u'Unable to decrypt signature, key length %d not supported; retrying might work' % (len(s)))
 
+    def _decrypt_signature_age_gate(self, s):
+        # The videos with age protection use another player, so the algorithms
+        # can be different.
+        if len(s) == 86:
+            return s[2:63] + s[82] + s[64:82] + s[63]
+        else:
+            # Fallback to the other algortihms
+            return self._decrypt_signature(s)
+
+
     def _get_available_subtitles(self, video_id):
         self.report_video_subtitles_download(video_id)
         request = compat_urllib_request.Request('http://video.google.com/timedtext?hl=en&type=list&v=%s' % video_id)
@@ -404,7 +468,9 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
     def _print_formats(self, formats):
         print('Available formats:')
         for x in formats:
-            print('%s\t:\t%s\t[%s]' %(x, self._video_extensions.get(x, 'flv'), self._video_dimensions.get(x, '???')))
+            print('%s\t:\t%s\t[%s]%s' %(x, self._video_extensions.get(x, 'flv'),
+                                        self._video_dimensions.get(x, '???'),
+                                        ' (3D)' if x in self._3d_itags else ''))
 
     def _extract_id(self, url):
         mobj = re.match(self._VALID_URL, url, re.VERBOSE)
@@ -413,6 +479,57 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         video_id = mobj.group(2)
         return video_id
 
+    def _get_video_url_list(self, url_map):
+        """
+        Transform a dictionary in the format {itag:url} to a list of (itag, url)
+        with the requested formats.
+        """
+        req_format = self._downloader.params.get('format', None)
+        format_limit = self._downloader.params.get('format_limit', None)
+        available_formats = self._available_formats_prefer_free if self._downloader.params.get('prefer_free_formats', False) else self._available_formats
+        if format_limit is not None and format_limit in available_formats:
+            format_list = available_formats[available_formats.index(format_limit):]
+        else:
+            format_list = available_formats
+        existing_formats = [x for x in format_list if x in url_map]
+        if len(existing_formats) == 0:
+            raise ExtractorError(u'no known formats available for video')
+        if self._downloader.params.get('listformats', None):
+            self._print_formats(existing_formats)
+            return
+        if req_format is None or req_format == 'best':
+            video_url_list = [(existing_formats[0], url_map[existing_formats[0]])] # Best quality
+        elif req_format == 'worst':
+            video_url_list = [(existing_formats[-1], url_map[existing_formats[-1]])] # worst quality
+        elif req_format in ('-1', 'all'):
+            video_url_list = [(f, url_map[f]) for f in existing_formats] # All formats
+        else:
+            # Specific formats. We pick the first in a slash-delimeted sequence.
+            # For example, if '1/2/3/4' is requested and '2' and '4' are available, we pick '2'.
+            req_formats = req_format.split('/')
+            video_url_list = None
+            for rf in req_formats:
+                if rf in url_map:
+                    video_url_list = [(rf, url_map[rf])]
+                    break
+            if video_url_list is None:
+                raise ExtractorError(u'requested format not available')
+        return video_url_list
+
+    def _extract_from_m3u8(self, manifest_url, video_id):
+        url_map = {}
+        def _get_urls(_manifest):
+            lines = _manifest.split('\n')
+            urls = filter(lambda l: l and not l.startswith('#'),
+                            lines)
+            return urls
+        manifest = self._download_webpage(manifest_url, video_id, u'Downloading formats manifest')
+        formats_urls = _get_urls(manifest)
+        for format_url in formats_urls:
+            itag = self._search_regex(r'itag/(\d+?)/', format_url, 'itag')
+            url_map[itag] = format_url
+        return url_map
+
     def _real_extract(self, url):
         if re.match(r'(?:https?://)?[^/]+/watch\?feature=[a-z_]+$', url):
             self._downloader.report_warning(u'Did you forget to quote the URL? Remember that & is a meta-character in most shells, so you want to put the URL in quotes, like  youtube-dl \'http://www.youtube.com/watch?feature=foo&v=BaW_jenozKc\' (or simply  youtube-dl BaW_jenozKc  ).')
@@ -567,7 +684,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
             video_duration = compat_urllib_parse.unquote_plus(video_info['length_seconds'][0])
 
         # Decide which formats to download
-        req_format = self._downloader.params.get('format', None)
 
         try:
             mobj = re.search(r';ytplayer.config = ({.*?});', video_webpage)
@@ -602,8 +718,8 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                             s = url_data['s'][0]
                             if age_gate:
                                 player_version = self._search_regex(r'ad3-(.+?)\.swf',
-                                    video_info['ad3_module'][0], 'flash player',
-                                    fatal=False)
+                                    video_info['ad3_module'][0] if 'ad3_module' in video_info else 'NOT FOUND',
+                                    'flash player', fatal=False)
                                 player = 'flash player %s' % player_version
                             else:
                                 player = u'html5 player %s' % self._search_regex(r'html5player-(.+?)\.js', video_webpage,
@@ -611,41 +727,25 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                             parts_sizes = u'.'.join(compat_str(len(part)) for part in s.split('.'))
                             self.to_screen(u'encrypted signature length %d (%s), itag %s, %s' %
                                 (len(s), parts_sizes, url_data['itag'][0], player))
-                        signature = self._decrypt_signature(url_data['s'][0])
+                        encrypted_sig = url_data['s'][0]
+                        if age_gate:
+                            signature = self._decrypt_signature_age_gate(encrypted_sig)
+                        else:
+                            signature = self._decrypt_signature(encrypted_sig)
                         url += '&signature=' + signature
                     if 'ratebypass' not in url:
                         url += '&ratebypass=yes'
                     url_map[url_data['itag'][0]] = url
-
-            format_limit = self._downloader.params.get('format_limit', None)
-            available_formats = self._available_formats_prefer_free if self._downloader.params.get('prefer_free_formats', False) else self._available_formats
-            if format_limit is not None and format_limit in available_formats:
-                format_list = available_formats[available_formats.index(format_limit):]
-            else:
-                format_list = available_formats
-            existing_formats = [x for x in format_list if x in url_map]
-            if len(existing_formats) == 0:
-                raise ExtractorError(u'no known formats available for video')
-            if self._downloader.params.get('listformats', None):
-                self._print_formats(existing_formats)
+            video_url_list = self._get_video_url_list(url_map)
+            if not video_url_list:
                 return
-            if req_format is None or req_format == 'best':
-                video_url_list = [(existing_formats[0], url_map[existing_formats[0]])] # Best quality
-            elif req_format == 'worst':
-                video_url_list = [(existing_formats[-1], url_map[existing_formats[-1]])] # worst quality
-            elif req_format in ('-1', 'all'):
-                video_url_list = [(f, url_map[f]) for f in existing_formats] # All formats
-            else:
-                # Specific formats. We pick the first in a slash-delimeted sequence.
-                # For example, if '1/2/3/4' is requested and '2' and '4' are available, we pick '2'.
-                req_formats = req_format.split('/')
-                video_url_list = None
-                for rf in req_formats:
-                    if rf in url_map:
-                        video_url_list = [(rf, url_map[rf])]
-                        break
-                if video_url_list is None:
-                    raise ExtractorError(u'requested format not available')
+        elif video_info.get('hlsvp'):
+            manifest_url = video_info['hlsvp'][0]
+            url_map = self._extract_from_m3u8(manifest_url, video_id)
+            video_url_list = self._get_video_url_list(url_map)
+            if not video_url_list:
+                return
+
         else:
             raise ExtractorError(u'no conn or url_encoded_fmt_stream_map information found in video info')
 
@@ -654,8 +754,9 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
             # Extension
             video_extension = self._video_extensions.get(format_param, 'flv')
 
-            video_format = '{0} - {1}'.format(format_param if format_param else video_extension,
-                                              self._video_dimensions.get(format_param, '???'))
+            video_format = '{0} - {1}{2}'.format(format_param if format_param else video_extension,
+                                              self._video_dimensions.get(format_param, '???'),
+                                              ' (3D)' if format_param in self._3d_itags else '')
 
             results.append({
                 'id':       video_id,
diff --git a/youtube_dl/utils.py b/youtube_dl/utils.py
index cf2ea654e..59eeaf4a8 100644
--- a/youtube_dl/utils.py
+++ b/youtube_dl/utils.py
@@ -207,7 +207,7 @@ if sys.version_info >= (2,7):
     def find_xpath_attr(node, xpath, key, val):
         """ Find the xpath xpath[@key=val] """
         assert re.match(r'^[a-zA-Z]+$', key)
-        assert re.match(r'^[a-zA-Z@]*$', val)
+        assert re.match(r'^[a-zA-Z@\s]*$', val)
         expr = xpath + u"[@%s='%s']" % (key, val)
         return node.find(expr)
 else:
diff --git a/youtube_dl/version.py b/youtube_dl/version.py
index 8b436720d..82c24646c 100644
--- a/youtube_dl/version.py
+++ b/youtube_dl/version.py
@@ -1,2 +1,2 @@
 
-__version__ = '2013.07.25.2'
+__version__ = '2013.08.08'