# encoding: utf-8

from __future__ import unicode_literals

import os
import re
import sys

from .common import InfoExtractor
from .youtube import YoutubeIE
from ..compat import (
    compat_etree_fromstring,
    compat_urllib_parse_unquote,
    compat_urlparse,
    compat_xml_parse_error,
)
from ..utils import (
    determine_ext,
    ExtractorError,
    float_or_none,
    HEADRequest,
    is_html,
    orderedSet,
    sanitized_Request,
    smuggle_url,
    unescapeHTML,
    unified_strdate,
    unsmuggle_url,
    UnsupportedError,
    url_basename,
    xpath_text,
)
from .brightcove import (
    BrightcoveLegacyIE,
    BrightcoveNewIE,
)
from .nbc import NBCSportsVPlayerIE
from .ooyala import OoyalaIE
from .rutv import RUTVIE
from .tvc import TVCIE
from .sportbox import SportBoxEmbedIE
from .smotri import SmotriIE
from .myvi import MyviIE
from .condenast import CondeNastIE
from .udn import UDNEmbedIE
from .senateisvp import SenateISVPIE
from .svt import SVTIE
from .pornhub import PornHubIE
from .xhamster import XHamsterEmbedIE
from .tnaflix import TNAFlixNetworkEmbedIE
from .vimeo import VimeoIE
from .dailymotion import DailymotionCloudIE
from .onionstudios import OnionStudiosIE
from .snagfilms import SnagFilmsEmbedIE
from .screenwavemedia import ScreenwaveMediaIE
from .mtv import MTVServicesEmbeddedIE
from .pladform import PladformIE
from .videomore import VideomoreIE
from .googledrive import GoogleDriveIE
from .jwplatform import JWPlatformIE
from .digiteka import DigitekaIE


class GenericIE(InfoExtractor):
    IE_DESC = 'Generic downloader that works on some sites'
    _VALID_URL = r'.*'
    IE_NAME = 'generic'
    _TESTS = [
        # Direct link to a video
        {
            'url': 'http://media.w3.org/2010/05/sintel/trailer.mp4',
            'md5': '67d406c2bcb6af27fa886f31aa934bbe',
            'info_dict': {
                'id': 'trailer',
                'ext': 'mp4',
                'title': 'trailer',
                'upload_date': '20100513',
            }
        },
        # Direct link to media delivered compressed (until Accept-Encoding is *)
        {
            'url': 'http://calimero.tk/muzik/FictionJunction-Parallel_Hearts.flac',
            'md5': '128c42e68b13950268b648275386fc74',
            'info_dict': {
                'id': 'FictionJunction-Parallel_Hearts',
                'ext': 'flac',
                'title': 'FictionJunction-Parallel_Hearts',
                'upload_date': '20140522',
            },
            'expected_warnings': [
                'URL could be a direct video link, returning it as such.'
            ]
        },
        # Direct download with broken HEAD
        {
            'url': 'http://ai-radio.org:8000/radio.opus',
            'info_dict': {
                'id': 'radio',
                'ext': 'opus',
                'title': 'radio',
            },
            'params': {
                'skip_download': True,  # infinite live stream
            },
            'expected_warnings': [
                r'501.*Not Implemented'
            ],
        },
        # Direct link with incorrect MIME type
        {
            'url': 'http://ftp.nluug.nl/video/nluug/2014-11-20_nj14/zaal-2/5_Lennart_Poettering_-_Systemd.webm',
            'md5': '4ccbebe5f36706d85221f204d7eb5913',
            'info_dict': {
                'url': 'http://ftp.nluug.nl/video/nluug/2014-11-20_nj14/zaal-2/5_Lennart_Poettering_-_Systemd.webm',
                'id': '5_Lennart_Poettering_-_Systemd',
                'ext': 'webm',
                'title': '5_Lennart_Poettering_-_Systemd',
                'upload_date': '20141120',
            },
            'expected_warnings': [
                'URL could be a direct video link, returning it as such.'
            ]
        },
        # RSS feed
        {
            'url': 'http://phihag.de/2014/youtube-dl/rss2.xml',
            'info_dict': {
                'id': 'http://phihag.de/2014/youtube-dl/rss2.xml',
                'title': 'Zero Punctuation',
                'description': 're:.*groundbreaking video review series.*'
            },
            'playlist_mincount': 11,
        },
        # RSS feed with enclosure
        {
            'url': 'http://podcastfeeds.nbcnews.com/audio/podcast/MSNBC-MADDOW-NETCAST-M4V.xml',
            'info_dict': {
                'id': 'pdv_maddow_netcast_m4v-02-27-2015-201624',
                'ext': 'm4v',
                'upload_date': '20150228',
                'title': 'pdv_maddow_netcast_m4v-02-27-2015-201624',
            }
        },
        # SMIL from http://videolectures.net/promogram_igor_mekjavic_eng
        {
            'url': 'http://videolectures.net/promogram_igor_mekjavic_eng/video/1/smil.xml',
            'info_dict': {
                'id': 'smil',
                'ext': 'mp4',
                'title': 'Automatics, robotics and biocybernetics',
                'description': 'md5:815fc1deb6b3a2bff99de2d5325be482',
                'upload_date': '20130627',
                'formats': 'mincount:16',
                'subtitles': 'mincount:1',
            },
            'params': {
                'force_generic_extractor': True,
                'skip_download': True,
            },
        },
        # SMIL from http://www1.wdr.de/mediathek/video/livestream/index.html
        {
            'url': 'http://metafilegenerator.de/WDR/WDR_FS/hds/hds.smil',
            'info_dict': {
                'id': 'hds',
                'ext': 'flv',
                'title': 'hds',
                'formats': 'mincount:1',
            },
            'params': {
                'skip_download': True,
            },
        },
        # SMIL from https://www.restudy.dk/video/play/id/1637
        {
            'url': 'https://www.restudy.dk/awsmedia/SmilDirectory/video_1637.xml',
            'info_dict': {
                'id': 'video_1637',
                'ext': 'flv',
                'title': 'video_1637',
                'formats': 'mincount:3',
            },
            'params': {
                'skip_download': True,
            },
        },
        # SMIL from http://adventure.howstuffworks.com/5266-cool-jobs-iditarod-musher-video.htm
        {
            'url': 'http://services.media.howstuffworks.com/videos/450221/smil-service.smil',
            'info_dict': {
                'id': 'smil-service',
                'ext': 'flv',
                'title': 'smil-service',
                'formats': 'mincount:1',
            },
            'params': {
                'skip_download': True,
            },
        },
        # SMIL from http://new.livestream.com/CoheedandCambria/WebsterHall/videos/4719370
        {
            'url': 'http://api.new.livestream.com/accounts/1570303/events/1585861/videos/4719370.smil',
            'info_dict': {
                'id': '4719370',
                'ext': 'mp4',
                'title': '571de1fd-47bc-48db-abf9-238872a58d1f',
                'formats': 'mincount:3',
            },
            'params': {
                'skip_download': True,
            },
        },
        # XSPF playlist from http://www.telegraaf.nl/tv/nieuws/binnenland/24353229/__Tikibad_ontruimd_wegens_brand__.html
        {
            'url': 'http://www.telegraaf.nl/xml/playlist/2015/8/7/mZlp2ctYIUEB.xspf',
            'info_dict': {
                'id': 'mZlp2ctYIUEB',
                'ext': 'mp4',
                'title': 'Tikibad ontruimd wegens brand',
                'description': 'md5:05ca046ff47b931f9b04855015e163a4',
                'thumbnail': 're:^https?://.*\.jpg$',
                'duration': 33,
            },
            'params': {
                'skip_download': True,
            },
        },
        # MPD from http://dash-mse-test.appspot.com/media.html
        {
            'url': 'http://yt-dash-mse-test.commondatastorage.googleapis.com/media/car-20120827-manifest.mpd',
            'md5': '4b57baab2e30d6eb3a6a09f0ba57ef53',
            'info_dict': {
                'id': 'car-20120827-manifest',
                'ext': 'mp4',
                'title': 'car-20120827-manifest',
                'formats': 'mincount:9',
            },
            'params': {
                'format': 'bestvideo',
            },
        },
        # google redirect
        {
            'url': 'http://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&cad=rja&ved=0CCUQtwIwAA&url=http%3A%2F%2Fwww.youtube.com%2Fwatch%3Fv%3DcmQHVoWB5FY&ei=F-sNU-LLCaXk4QT52ICQBQ&usg=AFQjCNEw4hL29zgOohLXvpJ-Bdh2bils1Q&bvm=bv.61965928,d.bGE',
            'info_dict': {
                'id': 'cmQHVoWB5FY',
                'ext': 'mp4',
                'upload_date': '20130224',
                'uploader_id': 'TheVerge',
                'description': 're:^Chris Ziegler takes a look at the\.*',
                'uploader': 'The Verge',
                'title': 'First Firefox OS phones side-by-side',
            },
            'params': {
                'skip_download': False,
            }
        },
        {
            # redirect in Refresh HTTP header
            'url': 'https://www.facebook.com/l.php?u=https%3A%2F%2Fwww.youtube.com%2Fwatch%3Fv%3DpO8h3EaFRdo&h=TAQHsoToz&enc=AZN16h-b6o4Zq9pZkCCdOLNKMN96BbGMNtcFwHSaazus4JHT_MFYkAA-WARTX2kvsCIdlAIyHZjl6d33ILIJU7Jzwk_K3mcenAXoAzBNoZDI_Q7EXGDJnIhrGkLXo_LJ_pAa2Jzbx17UHMd3jAs--6j2zaeto5w9RTn8T_1kKg3fdC5WPX9Dbb18vzH7YFX0eSJmoa6SP114rvlkw6pkS1-T&s=1',
            'info_dict': {
                'id': 'pO8h3EaFRdo',
                'ext': 'mp4',
                'title': 'Tripeo Boiler Room x Dekmantel Festival DJ Set',
                'description': 'md5:6294cc1af09c4049e0652b51a2df10d5',
                'upload_date': '20150917',
                'uploader_id': 'brtvofficial',
                'uploader': 'Boiler Room',
            },
            'params': {
                'skip_download': False,
            },
        },
        {
            'url': 'http://www.hodiho.fr/2013/02/regis-plante-sa-jeep.html',
            'md5': '85b90ccc9d73b4acd9138d3af4c27f89',
            'info_dict': {
                'id': '13601338388002',
                'ext': 'mp4',
                'uploader': 'www.hodiho.fr',
                'title': 'R\u00e9gis plante sa Jeep',
            }
        },
        # bandcamp page with custom domain
        {
            'add_ie': ['Bandcamp'],
            'url': 'http://bronyrock.com/track/the-pony-mash',
            'info_dict': {
                'id': '3235767654',
                'ext': 'mp3',
                'title': 'The Pony Mash',
                'uploader': 'M_Pallante',
            },
            'skip': 'There is a limit of 200 free downloads / month for the test song',
        },
        # embedded brightcove video
        # it also tests brightcove videos that need to set the 'Referer' in the
        # http requests
        {
            'add_ie': ['BrightcoveLegacy'],
            'url': 'http://www.bfmtv.com/video/bfmbusiness/cours-bourse/cours-bourse-l-analyse-technique-154522/',
            'info_dict': {
                'id': '2765128793001',
                'ext': 'mp4',
                'title': 'Le cours de bourse : l’analyse technique',
                'description': 'md5:7e9ad046e968cb2d1114004aba466fd9',
                'uploader': 'BFM BUSINESS',
            },
            'params': {
                'skip_download': True,
            },
        },
        {
            # https://github.com/rg3/youtube-dl/issues/2253
            'url': 'http://bcove.me/i6nfkrc3',
            'md5': '0ba9446db037002366bab3b3eb30c88c',
            'info_dict': {
                'id': '3101154703001',
                'ext': 'mp4',
                'title': 'Still no power',
                'uploader': 'thestar.com',
                'description': 'Mississauga resident David Farmer is still out of power as a result of the ice storm a month ago. To keep the house warm, Farmer cuts wood from his property for a wood burning stove downstairs.',
            },
            'add_ie': ['BrightcoveLegacy'],
        },
        {
            'url': 'http://www.championat.com/video/football/v/87/87499.html',
            'md5': 'fb973ecf6e4a78a67453647444222983',
            'info_dict': {
                'id': '3414141473001',
                'ext': 'mp4',
                'title': 'Видео. Удаление Дзагоева (ЦСКА)',
                'description': 'Онлайн-трансляция матча ЦСКА - "Волга"',
                'uploader': 'Championat',
            },
        },
        {
            # https://github.com/rg3/youtube-dl/issues/3541
            'add_ie': ['BrightcoveLegacy'],
            'url': 'http://www.kijk.nl/sbs6/leermijvrouwenkennen/videos/jqMiXKAYan2S/aflevering-1',
            'info_dict': {
                'id': '3866516442001',
                'ext': 'mp4',
                'title': 'Leer mij vrouwen kennen: Aflevering 1',
                'description': 'Leer mij vrouwen kennen: Aflevering 1',
                'uploader': 'SBS Broadcasting',
            },
            'skip': 'Restricted to Netherlands',
            'params': {
                'skip_download': True,  # m3u8 download
            },
        },
        # ooyala video
        {
            'url': 'http://www.rollingstone.com/music/videos/norwegian-dj-cashmere-cat-goes-spartan-on-with-me-premiere-20131219',
            'md5': '166dd577b433b4d4ebfee10b0824d8ff',
            'info_dict': {
                'id': 'BwY2RxaTrTkslxOfcan0UCf0YqyvWysJ',
                'ext': 'mp4',
                'title': '2cc213299525360.mov',  # that's what we get
                'duration': 238.231,
            },
            'add_ie': ['Ooyala'],
        },
        {
            # ooyala video embedded with http://player.ooyala.com/iframe.js
            'url': 'http://www.macrumors.com/2015/07/24/steve-jobs-the-man-in-the-machine-first-trailer/',
            'info_dict': {
                'id': 'p0MGJndjoG5SOKqO_hZJuZFPB-Tr5VgB',
                'ext': 'mp4',
                'title': '"Steve Jobs: Man in the Machine" trailer',
                'description': 'The first trailer for the Alex Gibney documentary "Steve Jobs: Man in the Machine."',
                'duration': 135.427,
            },
            'params': {
                'skip_download': True,
            },
        },
        # multiple ooyala embeds on SBN network websites
        {
            'url': 'http://www.sbnation.com/college-football-recruiting/2015/2/3/7970291/national-signing-day-rationalizations-itll-be-ok-itll-be-ok',
            'info_dict': {
                'id': 'national-signing-day-rationalizations-itll-be-ok-itll-be-ok',
                'title': '25 lies you will tell yourself on National Signing Day - SBNation.com',
            },
            'playlist_mincount': 3,
            'params': {
                'skip_download': True,
            },
            'add_ie': ['Ooyala'],
        },
        # embed.ly video
        {
            'url': 'http://www.tested.com/science/weird/460206-tested-grinding-coffee-2000-frames-second/',
            'info_dict': {
                'id': '9ODmcdjQcHQ',
                'ext': 'mp4',
                'title': 'Tested: Grinding Coffee at 2000 Frames Per Second',
                'upload_date': '20140225',
                'description': 'md5:06a40fbf30b220468f1e0957c0f558ff',
                'uploader': 'Tested',
                'uploader_id': 'testedcom',
            },
            # No need to test YoutubeIE here
            'params': {
                'skip_download': True,
            },
        },
        # funnyordie embed
        {
            'url': 'http://www.theguardian.com/world/2014/mar/11/obama-zach-galifianakis-between-two-ferns',
            'info_dict': {
                'id': '18e820ec3f',
                'ext': 'mp4',
                'title': 'Between Two Ferns with Zach Galifianakis: President Barack Obama',
                'description': 'Episode 18: President Barack Obama sits down with Zach Galifianakis for his most memorable interview yet.',
            },
        },
        # RUTV embed
        {
            'url': 'http://www.rg.ru/2014/03/15/reg-dfo/anklav-anons.html',
            'info_dict': {
                'id': '776940',
                'ext': 'mp4',
                'title': 'Охотское море стало целиком российским',
                'description': 'md5:5ed62483b14663e2a95ebbe115eb8f43',
            },
            'params': {
                # m3u8 download
                'skip_download': True,
            },
        },
        # TVC embed
        {
            'url': 'http://sch1298sz.mskobr.ru/dou_edu/karamel_ki/filial_galleries/video/iframe_src_http_tvc_ru_video_iframe_id_55304_isplay_false_acc_video_id_channel_brand_id_11_show_episodes_episode_id_32307_frameb/',
            'info_dict': {
                'id': '55304',
                'ext': 'mp4',
                'title': 'Дошкольное воспитание',
            },
        },
        # SportBox embed
        {
            'url': 'http://www.vestifinance.ru/articles/25753',
            'info_dict': {
                'id': '25753',
                'title': 'Вести Экономика ― Прямые трансляции с Форума-выставки "Госзаказ-2013"',
            },
            'playlist': [{
                'info_dict': {
                    'id': '370908',
                    'title': 'Госзаказ. День 3',
                    'ext': 'mp4',
                }
            }, {
                'info_dict': {
                    'id': '370905',
                    'title': 'Госзаказ. День 2',
                    'ext': 'mp4',
                }
            }, {
                'info_dict': {
                    'id': '370902',
                    'title': 'Госзаказ. День 1',
                    'ext': 'mp4',
                }
            }],
            'params': {
                # m3u8 download
                'skip_download': True,
            },
        },
        # Myvi.ru embed
        {
            'url': 'http://www.kinomyvi.tv/news/detail/Pervij-dublirovannij-trejler--Uzhastikov-_nOw1',
            'info_dict': {
                'id': 'f4dafcad-ff21-423d-89b5-146cfd89fa1e',
                'ext': 'mp4',
                'title': 'Ужастики, русский трейлер (2015)',
                'thumbnail': 're:^https?://.*\.jpg$',
                'duration': 153,
            }
        },
        # XHamster embed
        {
            'url': 'http://www.numisc.com/forum/showthread.php?11696-FM15-which-pumiscer-was-this-%28-vid-%29-%28-alfa-as-fuck-srx-%29&s=711f5db534502e22260dec8c5e2d66d8',
            'info_dict': {
                'id': 'showthread',
                'title': '[NSFL] [FM15] which pumiscer was this ( vid ) ( alfa as fuck srx )',
            },
            'playlist_mincount': 7,
        },
        # Embedded TED video
        {
            'url': 'http://en.support.wordpress.com/videos/ted-talks/',
            'md5': '65fdff94098e4a607385a60c5177c638',
            'info_dict': {
                'id': '1969',
                'ext': 'mp4',
                'title': 'Hidden miracles of the natural world',
                'uploader': 'Louie Schwartzberg',
                'description': 'md5:8145d19d320ff3e52f28401f4c4283b9',
            }
        },
        # Embedded Ustream video
        {
            'url': 'http://www.american.edu/spa/pti/nsa-privacy-janus-2014.cfm',
            'md5': '27b99cdb639c9b12a79bca876a073417',
            'info_dict': {
                'id': '45734260',
                'ext': 'flv',
                'uploader': 'AU SPA:  The NSA and Privacy',
                'title': 'NSA and Privacy Forum Debate featuring General Hayden and Barton Gellman'
            }
        },
        # nowvideo embed hidden behind percent encoding
        {
            'url': 'http://www.waoanime.tv/the-super-dimension-fortress-macross-episode-1/',
            'md5': '2baf4ddd70f697d94b1c18cf796d5107',
            'info_dict': {
                'id': '06e53103ca9aa',
                'ext': 'flv',
                'title': 'Macross Episode 001  Watch Macross Episode 001 onl',
                'description': 'No description',
            },
        },
        # arte embed
        {
            'url': 'http://www.tv-replay.fr/redirection/20-03-14/x-enius-arte-10753389.html',
            'md5': '7653032cbb25bf6c80d80f217055fa43',
            'info_dict': {
                'id': '048195-004_PLUS7-F',
                'ext': 'flv',
                'title': 'X:enius',
                'description': 'md5:d5fdf32ef6613cdbfd516ae658abf168',
                'upload_date': '20140320',
            },
            'params': {
                'skip_download': 'Requires rtmpdump'
            }
        },
        # francetv embed
        {
            'url': 'http://www.tsprod.com/replay-du-concert-alcaline-de-calogero',
            'info_dict': {
                'id': 'EV_30231',
                'ext': 'mp4',
                'title': 'Alcaline, le concert avec Calogero',
                'description': 'md5:61f08036dcc8f47e9cfc33aed08ffaff',
                'upload_date': '20150226',
                'timestamp': 1424989860,
                'duration': 5400,
            },
            'params': {
                # m3u8 downloads
                'skip_download': True,
            },
            'expected_warnings': [
                'Forbidden'
            ]
        },
        # Condé Nast embed
        {
            'url': 'http://www.wired.com/2014/04/honda-asimo/',
            'md5': 'ba0dfe966fa007657bd1443ee672db0f',
            'info_dict': {
                'id': '53501be369702d3275860000',
                'ext': 'mp4',
                'title': 'Honda’s  New Asimo Robot Is More Human Than Ever',
            }
        },
        # Dailymotion embed
        {
            'url': 'http://www.spi0n.com/zap-spi0n-com-n216/',
            'md5': '441aeeb82eb72c422c7f14ec533999cd',
            'info_dict': {
                'id': 'k2mm4bCdJ6CQ2i7c8o2',
                'ext': 'mp4',
                'title': 'Le Zap de Spi0n n°216 - Zapping du Web',
                'uploader': 'Spi0n',
            },
            'add_ie': ['Dailymotion'],
        },
        # YouTube embed
        {
            'url': 'http://www.badzine.de/ansicht/datum/2014/06/09/so-funktioniert-die-neue-englische-badminton-liga.html',
            'info_dict': {
                'id': 'FXRb4ykk4S0',
                'ext': 'mp4',
                'title': 'The NBL Auction 2014',
                'uploader': 'BADMINTON England',
                'uploader_id': 'BADMINTONEvents',
                'upload_date': '20140603',
                'description': 'md5:9ef128a69f1e262a700ed83edb163a73',
            },
            'add_ie': ['Youtube'],
            'params': {
                'skip_download': True,
            }
        },
        # MTVSercices embed
        {
            'url': 'http://www.gametrailers.com/news-post/76093/north-america-europe-is-getting-that-mario-kart-8-mercedes-dlc-too',
            'md5': '35727f82f58c76d996fc188f9755b0d5',
            'info_dict': {
                'id': '0306a69b-8adf-4fb5-aace-75f8e8cbfca9',
                'ext': 'mp4',
                'title': 'Review',
                'description': 'Mario\'s life in the fast lane has never looked so good.',
            },
        },
        # YouTube embed via <data-embed-url="">
        {
            'url': 'https://play.google.com/store/apps/details?id=com.gameloft.android.ANMP.GloftA8HM',
            'info_dict': {
                'id': '4vAffPZIT44',
                'ext': 'mp4',
                'title': 'Asphalt 8: Airborne - Update - Welcome to Dubai!',
                'uploader': 'Gameloft',
                'uploader_id': 'gameloft',
                'upload_date': '20140828',
                'description': 'md5:c80da9ed3d83ae6d1876c834de03e1c4',
            },
            'params': {
                'skip_download': True,
            }
        },
        # Camtasia studio
        {
            'url': 'http://www.ll.mit.edu/workshops/education/videocourses/antennas/lecture1/video/',
            'playlist': [{
                'md5': '0c5e352edabf715d762b0ad4e6d9ee67',
                'info_dict': {
                    'id': 'Fenn-AA_PA_Radar_Course_Lecture_1c_Final',
                    'title': 'Fenn-AA_PA_Radar_Course_Lecture_1c_Final - video1',
                    'ext': 'flv',
                    'duration': 2235.90,
                }
            }, {
                'md5': '10e4bb3aaca9fd630e273ff92d9f3c63',
                'info_dict': {
                    'id': 'Fenn-AA_PA_Radar_Course_Lecture_1c_Final_PIP',
                    'title': 'Fenn-AA_PA_Radar_Course_Lecture_1c_Final - pip',
                    'ext': 'flv',
                    'duration': 2235.93,
                }
            }],
            'info_dict': {
                'title': 'Fenn-AA_PA_Radar_Course_Lecture_1c_Final',
            }
        },
        # Flowplayer
        {
            'url': 'http://www.handjobhub.com/video/busty-blonde-siri-tit-fuck-while-wank-6313.html',
            'md5': '9d65602bf31c6e20014319c7d07fba27',
            'info_dict': {
                'id': '5123ea6d5e5a7',
                'ext': 'mp4',
                'age_limit': 18,
                'uploader': 'www.handjobhub.com',
                'title': 'Busty Blonde Siri Tit Fuck While Wank at HandjobHub.com',
            }
        },
        # Multiple brightcove videos
        # https://github.com/rg3/youtube-dl/issues/2283
        {
            'url': 'http://www.newyorker.com/online/blogs/newsdesk/2014/01/always-never-nuclear-command-and-control.html',
            'info_dict': {
                'id': 'always-never',
                'title': 'Always / Never - The New Yorker',
            },
            'playlist_count': 3,
            'params': {
                'extract_flat': False,
                'skip_download': True,
            }
        },
        # MLB embed
        {
            'url': 'http://umpire-empire.com/index.php/topic/58125-laz-decides-no-thats-low/',
            'md5': '96f09a37e44da40dd083e12d9a683327',
            'info_dict': {
                'id': '33322633',
                'ext': 'mp4',
                'title': 'Ump changes call to ball',
                'description': 'md5:71c11215384298a172a6dcb4c2e20685',
                'duration': 48,
                'timestamp': 1401537900,
                'upload_date': '20140531',
                'thumbnail': 're:^https?://.*\.jpg$',
            },
        },
        # Wistia embed
        {
            'url': 'http://education-portal.com/academy/lesson/north-american-exploration-failed-colonies-of-spain-france-england.html#lesson',
            'md5': '8788b683c777a5cf25621eaf286d0c23',
            'info_dict': {
                'id': '1cfaf6b7ea',
                'ext': 'mov',
                'title': 'md5:51364a8d3d009997ba99656004b5e20d',
                'duration': 643.0,
                'filesize': 182808282,
                'uploader': 'education-portal.com',
            },
        },
        {
            'url': 'http://thoughtworks.wistia.com/medias/uxjb0lwrcz',
            'md5': 'baf49c2baa8a7de5f3fc145a8506dcd4',
            'info_dict': {
                'id': 'uxjb0lwrcz',
                'ext': 'mp4',
                'title': 'Conversation about Hexagonal Rails Part 1 - ThoughtWorks',
                'duration': 1715.0,
                'uploader': 'thoughtworks.wistia.com',
            },
        },
        # Soundcloud embed
        {
            'url': 'http://nakedsecurity.sophos.com/2014/10/29/sscc-171-are-you-sure-that-1234-is-a-bad-password-podcast/',
            'info_dict': {
                'id': '174391317',
                'ext': 'mp3',
                'description': 'md5:ff867d6b555488ad3c52572bb33d432c',
                'uploader': 'Sophos Security',
                'title': 'Chet Chat 171 - Oct 29, 2014',
                'upload_date': '20141029',
            }
        },
        # Livestream embed
        {
            'url': 'http://www.esa.int/Our_Activities/Space_Science/Rosetta/Philae_comet_touch-down_webcast',
            'info_dict': {
                'id': '67864563',
                'ext': 'flv',
                'upload_date': '20141112',
                'title': 'Rosetta #CometLanding webcast HL 10',
            }
        },
        # LazyYT
        {
            'url': 'http://discourse.ubuntu.com/t/unity-8-desktop-mode-windows-on-mir/1986',
            'info_dict': {
                'id': '1986',
                'title': 'Unity 8 desktop-mode windows on Mir! - Ubuntu Discourse',
            },
            'playlist_mincount': 2,
        },
        # Cinchcast embed
        {
            'url': 'http://undergroundwellness.com/podcasts/306-5-steps-to-permanent-gut-healing/',
            'info_dict': {
                'id': '7141703',
                'ext': 'mp3',
                'upload_date': '20141126',
                'title': 'Jack Tips: 5 Steps to Permanent Gut Healing',
            }
        },
        # Cinerama player
        {
            'url': 'http://www.abc.net.au/7.30/content/2015/s4164797.htm',
            'info_dict': {
                'id': '730m_DandD_1901_512k',
                'ext': 'mp4',
                'uploader': 'www.abc.net.au',
                'title': 'Game of Thrones with dice - Dungeons and Dragons fantasy role-playing game gets new life - 19/01/2015',
            }
        },
        # embedded viddler video
        {
            'url': 'http://deadspin.com/i-cant-stop-watching-john-wall-chop-the-nuggets-with-th-1681801597',
            'info_dict': {
                'id': '4d03aad9',
                'ext': 'mp4',
                'uploader': 'deadspin',
                'title': 'WALL-TO-GORTAT',
                'timestamp': 1422285291,
                'upload_date': '20150126',
            },
            'add_ie': ['Viddler'],
        },
        # Libsyn embed
        {
            'url': 'http://thedailyshow.cc.com/podcast/episodetwelve',
            'info_dict': {
                'id': '3377616',
                'ext': 'mp3',
                'title': "The Daily Show Podcast without Jon Stewart - Episode 12: Bassem Youssef: Egypt's Jon Stewart",
                'description': 'md5:601cb790edd05908957dae8aaa866465',
                'upload_date': '20150220',
            },
        },
        # jwplayer YouTube
        {
            'url': 'http://media.nationalarchives.gov.uk/index.php/webinar-using-discovery-national-archives-online-catalogue/',
            'info_dict': {
                'id': 'Mrj4DVp2zeA',
                'ext': 'mp4',
                'upload_date': '20150212',
                'uploader': 'The National Archives UK',
                'description': 'md5:a236581cd2449dd2df4f93412f3f01c6',
                'uploader_id': 'NationalArchives08',
                'title': 'Webinar: Using Discovery, The National Archives’ online catalogue',
            },
        },
        # rtl.nl embed
        {
            'url': 'http://www.rtlnieuws.nl/nieuws/buitenland/aanslagen-kopenhagen',
            'playlist_mincount': 5,
            'info_dict': {
                'id': 'aanslagen-kopenhagen',
                'title': 'Aanslagen Kopenhagen | RTL Nieuws',
            }
        },
        # Zapiks embed
        {
            'url': 'http://www.skipass.com/news/116090-bon-appetit-s5ep3-baqueira-mi-cor.html',
            'info_dict': {
                'id': '118046',
                'ext': 'mp4',
                'title': 'EP3S5 - Bon Appétit - Baqueira Mi Corazon !',
            }
        },
        # Kaltura embed
        {
            'url': 'http://www.monumentalnetwork.com/videos/john-carlson-postgame-2-25-15',
            'info_dict': {
                'id': '1_eergr3h1',
                'ext': 'mp4',
                'upload_date': '20150226',
                'uploader_id': 'MonumentalSports-Kaltura@perfectsensedigital.com',
                'timestamp': int,
                'title': 'John Carlson Postgame 2/25/15',
            },
        },
        # Kaltura embed (different embed code)
        {
            'url': 'http://www.premierchristianradio.com/Shows/Saturday/Unbelievable/Conference-Videos/Os-Guinness-Is-It-Fools-Talk-Unbelievable-Conference-2014',
            'info_dict': {
                'id': '1_a52wc67y',
                'ext': 'flv',
                'upload_date': '20150127',
                'uploader_id': 'PremierMedia',
                'timestamp': int,
                'title': 'Os Guinness // Is It Fools Talk? // Unbelievable? Conference 2014',
            },
        },
        # Kaltura embed protected with referrer
        {
            'url': 'http://www.disney.nl/disney-channel/filmpjes/achter-de-schermen#/videoId/violetta-achter-de-schermen-ruggero',
            'info_dict': {
                'id': '1_g4fbemnq',
                'ext': 'mp4',
                'title': 'Violetta - Achter De Schermen - Ruggero',
                'description': 'Achter de schermen met Ruggero',
                'timestamp': 1435133761,
                'upload_date': '20150624',
                'uploader_id': 'echojecka',
            },
        },
        # Eagle.Platform embed (generic URL)
        {
            'url': 'http://lenta.ru/news/2015/03/06/navalny/',
            'info_dict': {
                'id': '227304',
                'ext': 'mp4',
                'title': 'Навальный вышел на свободу',
                'description': 'md5:d97861ac9ae77377f3f20eaf9d04b4f5',
                'thumbnail': 're:^https?://.*\.jpg$',
                'duration': 87,
                'view_count': int,
                'age_limit': 0,
            },
        },
        # ClipYou (Eagle.Platform) embed (custom URL)
        {
            'url': 'http://muz-tv.ru/play/7129/',
            'info_dict': {
                'id': '12820',
                'ext': 'mp4',
                'title': "'O Sole Mio",
                'thumbnail': 're:^https?://.*\.jpg$',
                'duration': 216,
                'view_count': int,
            },
        },
        # Pladform embed
        {
            'url': 'http://muz-tv.ru/kinozal/view/7400/',
            'info_dict': {
                'id': '100183293',
                'ext': 'mp4',
                'title': 'Тайны перевала Дятлова • 1 серия 2 часть',
                'description': 'Документальный сериал-расследование одной из самых жутких тайн ХХ века',
                'thumbnail': 're:^https?://.*\.jpg$',
                'duration': 694,
                'age_limit': 0,
            },
        },
        # Playwire embed
        {
            'url': 'http://www.cinemablend.com/new/First-Joe-Dirt-2-Trailer-Teaser-Stupid-Greatness-70874.html',
            'info_dict': {
                'id': '3519514',
                'ext': 'mp4',
                'title': 'Joe Dirt 2 Beautiful Loser Teaser Trailer',
                'thumbnail': 're:^https?://.*\.png$',
                'duration': 45.115,
            },
        },
        # 5min embed
        {
            'url': 'http://techcrunch.com/video/facebook-creates-on-this-day-crunch-report/518726732/',
            'md5': '4c6f127a30736b59b3e2c19234ee2bf7',
            'info_dict': {
                'id': '518726732',
                'ext': 'mp4',
                'title': 'Facebook Creates "On This Day" | Crunch Report',
            },
        },
        # SVT embed
        {
            'url': 'http://www.svt.se/sport/ishockey/jagr-tacklar-giroux-under-intervjun',
            'info_dict': {
                'id': '2900353',
                'ext': 'flv',
                'title': 'Här trycker Jagr till Giroux (under SVT-intervjun)',
                'duration': 27,
                'age_limit': 0,
            },
        },
        # Crooks and Liars embed
        {
            'url': 'http://crooksandliars.com/2015/04/fox-friends-says-protecting-atheists',
            'info_dict': {
                'id': '8RUoRhRi',
                'ext': 'mp4',
                'title': "Fox & Friends Says Protecting Atheists From Discrimination Is Anti-Christian!",
                'description': 'md5:e1a46ad1650e3a5ec7196d432799127f',
                'timestamp': 1428207000,
                'upload_date': '20150405',
                'uploader': 'Heather',
            },
        },
        # Crooks and Liars external embed
        {
            'url': 'http://theothermccain.com/2010/02/02/video-proves-that-bill-kristol-has-been-watching-glenn-beck/comment-page-1/',
            'info_dict': {
                'id': 'MTE3MjUtMzQ2MzA',
                'ext': 'mp4',
                'title': 'md5:5e3662a81a4014d24c250d76d41a08d5',
                'description': 'md5:9b8e9542d6c3c5de42d6451b7d780cec',
                'timestamp': 1265032391,
                'upload_date': '20100201',
                'uploader': 'Heather',
            },
        },
        # NBC Sports vplayer embed
        {
            'url': 'http://www.riderfans.com/forum/showthread.php?121827-Freeman&s=e98fa1ea6dc08e886b1678d35212494a',
            'info_dict': {
                'id': 'ln7x1qSThw4k',
                'ext': 'flv',
                'title': "PFT Live: New leader in the 'new-look' defense",
                'description': 'md5:65a19b4bbfb3b0c0c5768bed1dfad74e',
            },
        },
        # UDN embed
        {
            'url': 'http://www.udn.com/news/story/7314/822787',
            'md5': 'fd2060e988c326991037b9aff9df21a6',
            'info_dict': {
                'id': '300346',
                'ext': 'mp4',
                'title': '中一中男師變性 全校師生力挺',
                'thumbnail': 're:^https?://.*\.jpg$',
            }
        },
        # Ooyala embed
        {
            'url': 'http://www.businessinsider.com/excel-index-match-vlookup-video-how-to-2015-2?IR=T',
            'info_dict': {
                'id': '50YnY4czr4ms1vJ7yz3xzq0excz_pUMs',
                'ext': 'mp4',
                'description': 'VIDEO: INDEX/MATCH versus VLOOKUP.',
                'title': 'This is what separates the Excel masters from the wannabes',
                'duration': 191.933,
            },
            'params': {
                # m3u8 downloads
                'skip_download': True,
            }
        },
        # Contains a SMIL manifest
        {
            'url': 'http://www.telewebion.com/fa/1263668/%D9%82%D8%B1%D8%B9%D9%87%E2%80%8C%DA%A9%D8%B4%DB%8C-%D9%84%DB%8C%DA%AF-%D9%82%D9%87%D8%B1%D9%85%D8%A7%D9%86%D8%A7%D9%86-%D8%A7%D8%B1%D9%88%D9%BE%D8%A7/%2B-%D9%81%D9%88%D8%AA%D8%A8%D8%A7%D9%84.html',
            'info_dict': {
                'id': 'file',
                'ext': 'flv',
                'title': '+ Football: Lottery Champions League Europe',
                'uploader': 'www.telewebion.com',
            },
            'params': {
                # rtmpe downloads
                'skip_download': True,
            }
        },
        # Brightcove URL in single quotes
        {
            'url': 'http://www.sportsnet.ca/baseball/mlb/sn-presents-russell-martin-world-citizen/',
            'md5': '4ae374f1f8b91c889c4b9203c8c752af',
            'info_dict': {
                'id': '4255764656001',
                'ext': 'mp4',
                'title': 'SN Presents: Russell Martin, World Citizen',
                'description': 'To understand why he was the Toronto Blue Jays’ top off-season priority is to appreciate his background and upbringing in Montreal, where he first developed his baseball skills. Written and narrated by Stephen Brunt.',
                'uploader': 'Rogers Sportsnet',
            },
        },
        # Dailymotion Cloud video
        {
            'url': 'http://replay.publicsenat.fr/vod/le-debat/florent-kolandjian,dominique-cena,axel-decourtye,laurence-abeille,bruno-parmentier/175910',
            'md5': '49444254273501a64675a7e68c502681',
            'info_dict': {
                'id': '5585de919473990de4bee11b',
                'ext': 'mp4',
                'title': 'Le débat',
                'thumbnail': 're:^https?://.*\.jpe?g$',
            }
        },
        # OnionStudios embed
        {
            'url': 'http://www.clickhole.com/video/dont-understand-bitcoin-man-will-mumble-explanatio-2537',
            'info_dict': {
                'id': '2855',
                'ext': 'mp4',
                'title': 'Don’t Understand Bitcoin? This Man Will Mumble An Explanation At You',
                'thumbnail': 're:^https?://.*\.jpe?g$',
                'uploader': 'ClickHole',
                'uploader_id': 'clickhole',
            }
        },
        # SnagFilms embed
        {
            'url': 'http://whilewewatch.blogspot.ru/2012/06/whilewewatch-whilewewatch-gripping.html',
            'info_dict': {
                'id': '74849a00-85a9-11e1-9660-123139220831',
                'ext': 'mp4',
                'title': '#whilewewatch',
            }
        },
        # AdobeTVVideo embed
        {
            'url': 'https://helpx.adobe.com/acrobat/how-to/new-experience-acrobat-dc.html?set=acrobat--get-started--essential-beginners',
            'md5': '43662b577c018ad707a63766462b1e87',
            'info_dict': {
                'id': '2456',
                'ext': 'mp4',
                'title': 'New experience with Acrobat DC',
                'description': 'New experience with Acrobat DC',
                'duration': 248.667,
            },
        },
        # ScreenwaveMedia embed
        {
            'url': 'http://www.thecinemasnob.com/the-cinema-snob/a-nightmare-on-elm-street-2-freddys-revenge1',
            'md5': '24ace5baba0d35d55c6810b51f34e9e0',
            'info_dict': {
                'id': 'cinemasnob-55d26273809dd',
                'ext': 'mp4',
                'title': 'cinemasnob',
            },
        },
        # BrightcoveInPageEmbed embed
        {
            'url': 'http://www.geekandsundry.com/tabletop-bonus-wils-final-thoughts-on-dread/',
            'info_dict': {
                'id': '4238694884001',
                'ext': 'flv',
                'title': 'Tabletop: Dread, Last Thoughts',
                'description': 'Tabletop: Dread, Last Thoughts',
                'duration': 51690,
            },
        },
        # JWPlayer with M3U8
        {
            'url': 'http://ren.tv/novosti/2015-09-25/sluchaynyy-prohozhiy-poymal-avtougonshchika-v-murmanske-video',
            'info_dict': {
                'id': 'playlist',
                'ext': 'mp4',
                'title': 'Случайный прохожий поймал автоугонщика в Мурманске. ВИДЕО | РЕН ТВ',
                'uploader': 'ren.tv',
            },
            'params': {
                # m3u8 downloads
                'skip_download': True,
            }
        }
    ]

    def report_following_redirect(self, new_url):
        """Report information extraction."""
        self._downloader.to_screen('[redirect] Following redirect to %s' % new_url)

    def _extract_rss(self, url, video_id, doc):
        playlist_title = doc.find('./channel/title').text
        playlist_desc_el = doc.find('./channel/description')
        playlist_desc = None if playlist_desc_el is None else playlist_desc_el.text

        entries = []
        for it in doc.findall('./channel/item'):
            next_url = xpath_text(it, 'link', fatal=False)
            if not next_url:
                enclosure_nodes = it.findall('./enclosure')
                for e in enclosure_nodes:
                    next_url = e.attrib.get('url')
                    if next_url:
                        break

            if not next_url:
                continue

            entries.append({
                '_type': 'url',
                'url': next_url,
                'title': it.find('title').text,
            })

        return {
            '_type': 'playlist',
            'id': url,
            'title': playlist_title,
            'description': playlist_desc,
            'entries': entries,
        }

    def _extract_camtasia(self, url, video_id, webpage):
        """ Returns None if no camtasia video can be found. """

        camtasia_cfg = self._search_regex(
            r'fo\.addVariable\(\s*"csConfigFile",\s*"([^"]+)"\s*\);',
            webpage, 'camtasia configuration file', default=None)
        if camtasia_cfg is None:
            return None

        title = self._html_search_meta('DC.title', webpage, fatal=True)

        camtasia_url = compat_urlparse.urljoin(url, camtasia_cfg)
        camtasia_cfg = self._download_xml(
            camtasia_url, video_id,
            note='Downloading camtasia configuration',
            errnote='Failed to download camtasia configuration')
        fileset_node = camtasia_cfg.find('./playlist/array/fileset')

        entries = []
        for n in fileset_node.getchildren():
            url_n = n.find('./uri')
            if url_n is None:
                continue

            entries.append({
                'id': os.path.splitext(url_n.text.rpartition('/')[2])[0],
                'title': '%s - %s' % (title, n.tag),
                'url': compat_urlparse.urljoin(url, url_n.text),
                'duration': float_or_none(n.find('./duration').text),
            })

        return {
            '_type': 'playlist',
            'entries': entries,
            'title': title,
        }

    def _real_extract(self, url):
        if url.startswith('//'):
            return {
                '_type': 'url',
                'url': self.http_scheme() + url,
            }

        parsed_url = compat_urlparse.urlparse(url)
        if not parsed_url.scheme:
            default_search = self._downloader.params.get('default_search')
            if default_search is None:
                default_search = 'fixup_error'

            if default_search in ('auto', 'auto_warning', 'fixup_error'):
                if '/' in url:
                    self._downloader.report_warning('The url doesn\'t specify the protocol, trying with http')
                    return self.url_result('http://' + url)
                elif default_search != 'fixup_error':
                    if default_search == 'auto_warning':
                        if re.match(r'^(?:url|URL)$', url):
                            raise ExtractorError(
                                'Invalid URL:  %r . Call youtube-dl like this:  youtube-dl -v "https://www.youtube.com/watch?v=BaW_jenozKc"  ' % url,
                                expected=True)
                        else:
                            self._downloader.report_warning(
                                'Falling back to youtube search for  %s . Set --default-search "auto" to suppress this warning.' % url)
                    return self.url_result('ytsearch:' + url)

            if default_search in ('error', 'fixup_error'):
                raise ExtractorError(
                    '%r is not a valid URL. '
                    'Set --default-search "ytsearch" (or run  youtube-dl "ytsearch:%s" ) to search YouTube'
                    % (url, url), expected=True)
            else:
                if ':' not in default_search:
                    default_search += ':'
                return self.url_result(default_search + url)

        url, smuggled_data = unsmuggle_url(url)
        force_videoid = None
        is_intentional = smuggled_data and smuggled_data.get('to_generic')
        if smuggled_data and 'force_videoid' in smuggled_data:
            force_videoid = smuggled_data['force_videoid']
            video_id = force_videoid
        else:
            video_id = compat_urllib_parse_unquote(os.path.splitext(url.rstrip('/').split('/')[-1])[0])

        self.to_screen('%s: Requesting header' % video_id)

        head_req = HEADRequest(url)
        head_response = self._request_webpage(
            head_req, video_id,
            note=False, errnote='Could not send HEAD request to %s' % url,
            fatal=False)

        if head_response is not False:
            # Check for redirect
            new_url = head_response.geturl()
            if url != new_url:
                self.report_following_redirect(new_url)
                if force_videoid:
                    new_url = smuggle_url(
                        new_url, {'force_videoid': force_videoid})
                return self.url_result(new_url)

        full_response = None
        if head_response is False:
            request = sanitized_Request(url)
            request.add_header('Accept-Encoding', '*')
            full_response = self._request_webpage(request, video_id)
            head_response = full_response

        info_dict = {
            'id': video_id,
            'title': compat_urllib_parse_unquote(os.path.splitext(url_basename(url))[0]),
        }

        # Check for direct link to a video
        content_type = head_response.headers.get('Content-Type', '')
        m = re.match(r'^(?P<type>audio|video|application(?=/(?:ogg$|(?:vnd\.apple\.|x-)?mpegurl)))/(?P<format_id>.+)$', content_type)
        if m:
            upload_date = unified_strdate(
                head_response.headers.get('Last-Modified'))
            format_id = m.group('format_id')
            if format_id.endswith('mpegurl'):
                formats = self._extract_m3u8_formats(url, video_id, 'mp4')
            elif format_id == 'f4m':
                formats = self._extract_f4m_formats(url, video_id)
            else:
                formats = [{
                    'format_id': m.group('format_id'),
                    'url': url,
                    'vcodec': 'none' if m.group('type') == 'audio' else None
                }]
            info_dict.update({
                'direct': True,
                'formats': formats,
                'upload_date': upload_date,
            })
            return info_dict

        if not self._downloader.params.get('test', False) and not is_intentional:
            force = self._downloader.params.get('force_generic_extractor', False)
            self._downloader.report_warning(
                '%s on generic information extractor.' % ('Forcing' if force else 'Falling back'))

        if not full_response:
            request = sanitized_Request(url)
            # Some webservers may serve compressed content of rather big size (e.g. gzipped flac)
            # making it impossible to download only chunk of the file (yet we need only 512kB to
            # test whether it's HTML or not). According to youtube-dl default Accept-Encoding
            # that will always result in downloading the whole file that is not desirable.
            # Therefore for extraction pass we have to override Accept-Encoding to any in order
            # to accept raw bytes and being able to download only a chunk.
            # It may probably better to solve this by checking Content-Type for application/octet-stream
            # after HEAD request finishes, but not sure if we can rely on this.
            request.add_header('Accept-Encoding', '*')
            full_response = self._request_webpage(request, video_id)

        # Maybe it's a direct link to a video?
        # Be careful not to download the whole thing!
        first_bytes = full_response.read(512)
        if not is_html(first_bytes):
            self._downloader.report_warning(
                'URL could be a direct video link, returning it as such.')
            upload_date = unified_strdate(
                head_response.headers.get('Last-Modified'))
            info_dict.update({
                'direct': True,
                'url': url,
                'upload_date': upload_date,
            })
            return info_dict

        webpage = self._webpage_read_content(
            full_response, url, video_id, prefix=first_bytes)

        self.report_extraction(video_id)

        # Is it an RSS feed, a SMIL file, an XSPF playlist or a MPD manifest?
        try:
            doc = compat_etree_fromstring(webpage.encode('utf-8'))
            if doc.tag == 'rss':
                return self._extract_rss(url, video_id, doc)
            elif re.match(r'^(?:{[^}]+})?smil$', doc.tag):
                return self._parse_smil(doc, url, video_id)
            elif doc.tag == '{http://xspf.org/ns/0/}playlist':
                return self.playlist_result(self._parse_xspf(doc, video_id), video_id)
            elif re.match(r'(?i)^(?:{[^}]+})?MPD$', doc.tag):
                info_dict['formats'] = self._parse_mpd_formats(
                    doc, video_id, mpd_base_url=url.rpartition('/')[0])
                return info_dict
            elif re.match(r'^{http://ns\.adobe\.com/f4m/[12]\.0}manifest$', doc.tag):
                info_dict['formats'] = self._parse_f4m_formats(doc, url, video_id)
                return info_dict
        except compat_xml_parse_error:
            pass

        # Is it a Camtasia project?
        camtasia_res = self._extract_camtasia(url, video_id, webpage)
        if camtasia_res is not None:
            return camtasia_res

        # Sometimes embedded video player is hidden behind percent encoding
        # (e.g. https://github.com/rg3/youtube-dl/issues/2448)
        # Unescaping the whole page allows to handle those cases in a generic way
        webpage = compat_urllib_parse_unquote(webpage)

        # it's tempting to parse this further, but you would
        # have to take into account all the variations like
        #   Video Title - Site Name
        #   Site Name | Video Title
        #   Video Title - Tagline | Site Name
        # and so on and so forth; it's just not practical
        video_title = self._html_search_regex(
            r'(?s)<title>(.*?)</title>', webpage, 'video title',
            default='video')

        # Try to detect age limit automatically
        age_limit = self._rta_search(webpage)
        # And then there are the jokers who advertise that they use RTA,
        # but actually don't.
        AGE_LIMIT_MARKERS = [
            r'Proudly Labeled <a href="http://www.rtalabel.org/" title="Restricted to Adults">RTA</a>',
        ]
        if any(re.search(marker, webpage) for marker in AGE_LIMIT_MARKERS):
            age_limit = 18

        # video uploader is domain name
        video_uploader = self._search_regex(
            r'^(?:https?://)?([^/]*)/.*', url, 'video uploader')

        # Helper method
        def _playlist_from_matches(matches, getter=None, ie=None):
            urlrs = orderedSet(
                self.url_result(self._proto_relative_url(getter(m) if getter else m), ie)
                for m in matches)
            return self.playlist_result(
                urlrs, playlist_id=video_id, playlist_title=video_title)

        # Look for Brightcove Legacy Studio embeds
        bc_urls = BrightcoveLegacyIE._extract_brightcove_urls(webpage)
        if bc_urls:
            self.to_screen('Brightcove video detected.')
            entries = [{
                '_type': 'url',
                'url': smuggle_url(bc_url, {'Referer': url}),
                'ie_key': 'BrightcoveLegacy'
            } for bc_url in bc_urls]

            return {
                '_type': 'playlist',
                'title': video_title,
                'id': video_id,
                'entries': entries,
            }

        # Look for Brightcove New Studio embeds
        bc_urls = BrightcoveNewIE._extract_urls(webpage)
        if bc_urls:
            return _playlist_from_matches(bc_urls, ie='BrightcoveNew')

        # Look for embedded rtl.nl player
        matches = re.findall(
            r'<iframe[^>]+?src="((?:https?:)?//(?:www\.)?rtl\.nl/system/videoplayer/[^"]+(?:video_)?embed[^"]+)"',
            webpage)
        if matches:
            return _playlist_from_matches(matches, ie='RtlNl')

        vimeo_url = VimeoIE._extract_vimeo_url(url, webpage)
        if vimeo_url is not None:
            return self.url_result(vimeo_url)

        vid_me_embed_url = self._search_regex(
            r'src=[\'"](https?://vid\.me/[^\'"]+)[\'"]',
            webpage, 'vid.me embed', default=None)
        if vid_me_embed_url is not None:
            return self.url_result(vid_me_embed_url, 'Vidme')

        # Look for embedded YouTube player
        matches = re.findall(r'''(?x)
            (?:
                <iframe[^>]+?src=|
                data-video-url=|
                <embed[^>]+?src=|
                embedSWF\(?:\s*|
                new\s+SWFObject\(
            )
            (["\'])
                (?P<url>(?:https?:)?//(?:www\.)?youtube(?:-nocookie)?\.com/
                (?:embed|v|p)/.+?)
            \1''', webpage)
        if matches:
            return _playlist_from_matches(
                matches, lambda m: unescapeHTML(m[1]))

        # Look for lazyYT YouTube embed
        matches = re.findall(
            r'class="lazyYT" data-youtube-id="([^"]+)"', webpage)
        if matches:
            return _playlist_from_matches(matches, lambda m: unescapeHTML(m))

        # Look for embedded Dailymotion player
        matches = re.findall(
            r'<(?:(?:embed|iframe)[^>]+?src=|input[^>]+id=[\'"]dmcloudUrlEmissionSelect[\'"][^>]+value=)(["\'])(?P<url>(?:https?:)?//(?:www\.)?dailymotion\.com/(?:embed|swf)/video/.+?)\1', webpage)
        if matches:
            return _playlist_from_matches(
                matches, lambda m: unescapeHTML(m[1]))

        # Look for embedded Dailymotion playlist player (#3822)
        m = re.search(
            r'<iframe[^>]+?src=(["\'])(?P<url>(?:https?:)?//(?:www\.)?dailymotion\.[a-z]{2,3}/widget/jukebox\?.+?)\1', webpage)
        if m:
            playlists = re.findall(
                r'list\[\]=/playlist/([^/]+)/', unescapeHTML(m.group('url')))
            if playlists:
                return _playlist_from_matches(
                    playlists, lambda p: '//dailymotion.com/playlist/%s' % p)

        # Look for embedded Wistia player
        match = re.search(
            r'<(?:meta[^>]+?content|iframe[^>]+?src)=(["\'])(?P<url>(?:https?:)?//(?:fast\.)?wistia\.net/embed/iframe/.+?)\1', webpage)
        if match:
            embed_url = self._proto_relative_url(
                unescapeHTML(match.group('url')))
            return {
                '_type': 'url_transparent',
                'url': embed_url,
                'ie_key': 'Wistia',
                'uploader': video_uploader,
                'title': video_title,
                'id': video_id,
            }

        match = re.search(r'(?:id=["\']wistia_|data-wistia-?id=["\']|Wistia\.embed\(["\'])(?P<id>[^"\']+)', webpage)
        if match:
            return {
                '_type': 'url_transparent',
                'url': 'http://fast.wistia.net/embed/iframe/{0:}'.format(match.group('id')),
                'ie_key': 'Wistia',
                'uploader': video_uploader,
                'title': video_title,
                'id': match.group('id')
            }

        # Look for SVT player
        svt_url = SVTIE._extract_url(webpage)
        if svt_url:
            return self.url_result(svt_url, 'SVT')

        # Look for embedded condenast player
        matches = re.findall(
            r'<iframe\s+(?:[a-zA-Z-]+="[^"]+"\s+)*?src="(https?://player\.cnevids\.com/embed/[^"]+")',
            webpage)
        if matches:
            return {
                '_type': 'playlist',
                'entries': [{
                    '_type': 'url',
                    'ie_key': 'CondeNast',
                    'url': ma,
                } for ma in matches],
                'title': video_title,
                'id': video_id,
            }

        # Look for Bandcamp pages with custom domain
        mobj = re.search(r'<meta property="og:url"[^>]*?content="(.*?bandcamp\.com.*?)"', webpage)
        if mobj is not None:
            burl = unescapeHTML(mobj.group(1))
            # Don't set the extractor because it can be a track url or an album
            return self.url_result(burl)

        # Look for embedded Vevo player
        mobj = re.search(
            r'<iframe[^>]+?src=(["\'])(?P<url>(?:https?:)?//(?:cache\.)?vevo\.com/.+?)\1', webpage)
        if mobj is not None:
            return self.url_result(mobj.group('url'))

        # Look for embedded Viddler player
        mobj = re.search(
            r'<(?:iframe[^>]+?src|param[^>]+?value)=(["\'])(?P<url>(?:https?:)?//(?:www\.)?viddler\.com/(?:embed|player)/.+?)\1',
            webpage)
        if mobj is not None:
            return self.url_result(mobj.group('url'))

        # Look for NYTimes player
        mobj = re.search(
            r'<iframe[^>]+src=(["\'])(?P<url>(?:https?:)?//graphics8\.nytimes\.com/bcvideo/[^/]+/iframe/embed\.html.+?)\1>',
            webpage)
        if mobj is not None:
            return self.url_result(mobj.group('url'))

        # Look for Libsyn player
        mobj = re.search(
            r'<iframe[^>]+src=(["\'])(?P<url>(?:https?:)?//html5-player\.libsyn\.com/embed/.+?)\1', webpage)
        if mobj is not None:
            return self.url_result(mobj.group('url'))

        # Look for Ooyala videos
        mobj = (re.search(r'player\.ooyala\.com/[^"?]+[?#][^"]*?(?:embedCode|ec)=(?P<ec>[^"&]+)', webpage) or
                re.search(r'OO\.Player\.create\([\'"].*?[\'"],\s*[\'"](?P<ec>.{32})[\'"]', webpage) or
                re.search(r'SBN\.VideoLinkset\.ooyala\([\'"](?P<ec>.{32})[\'"]\)', webpage) or
                re.search(r'data-ooyala-video-id\s*=\s*[\'"](?P<ec>.{32})[\'"]', webpage))
        if mobj is not None:
            return OoyalaIE._build_url_result(smuggle_url(mobj.group('ec'), {'domain': url}))

        # Look for multiple Ooyala embeds on SBN network websites
        mobj = re.search(r'SBN\.VideoLinkset\.entryGroup\((\[.*?\])', webpage)
        if mobj is not None:
            embeds = self._parse_json(mobj.group(1), video_id, fatal=False)
            if embeds:
                return _playlist_from_matches(
                    embeds, getter=lambda v: OoyalaIE._url_for_embed_code(smuggle_url(v['provider_video_id'], {'domain': url})), ie='Ooyala')

        # Look for Aparat videos
        mobj = re.search(r'<iframe .*?src="(http://www\.aparat\.com/video/[^"]+)"', webpage)
        if mobj is not None:
            return self.url_result(mobj.group(1), 'Aparat')

        # Look for MPORA videos
        mobj = re.search(r'<iframe .*?src="(http://mpora\.(?:com|de)/videos/[^"]+)"', webpage)
        if mobj is not None:
            return self.url_result(mobj.group(1), 'Mpora')

        # Look for embedded NovaMov-based player
        mobj = re.search(
            r'''(?x)<(?:pagespeed_)?iframe[^>]+?src=(["\'])
                    (?P<url>http://(?:(?:embed|www)\.)?
                        (?:novamov\.com|
                           nowvideo\.(?:ch|sx|eu|at|ag|co)|
                           videoweed\.(?:es|com)|
                           movshare\.(?:net|sx|ag)|
                           divxstage\.(?:eu|net|ch|co|at|ag))
                        /embed\.php.+?)\1''', webpage)
        if mobj is not None:
            return self.url_result(mobj.group('url'))

        # Look for embedded Facebook player
        mobj = re.search(
            r'<iframe[^>]+?src=(["\'])(?P<url>https://www\.facebook\.com/video/embed.+?)\1', webpage)
        if mobj is not None:
            return self.url_result(mobj.group('url'), 'Facebook')

        # Look for embedded VK player
        mobj = re.search(r'<iframe[^>]+?src=(["\'])(?P<url>https?://vk\.com/video_ext\.php.+?)\1', webpage)
        if mobj is not None:
            return self.url_result(mobj.group('url'), 'VK')

        # Look for embedded Odnoklassniki player
        mobj = re.search(r'<iframe[^>]+?src=(["\'])(?P<url>https?://(?:odnoklassniki|ok)\.ru/videoembed/.+?)\1', webpage)
        if mobj is not None:
            return self.url_result(mobj.group('url'), 'Odnoklassniki')

        # Look for embedded ivi player
        mobj = re.search(r'<embed[^>]+?src=(["\'])(?P<url>https?://(?:www\.)?ivi\.ru/video/player.+?)\1', webpage)
        if mobj is not None:
            return self.url_result(mobj.group('url'), 'Ivi')

        # Look for embedded Huffington Post player
        mobj = re.search(
            r'<iframe[^>]+?src=(["\'])(?P<url>https?://embed\.live\.huffingtonpost\.com/.+?)\1', webpage)
        if mobj is not None:
            return self.url_result(mobj.group('url'), 'HuffPost')

        # Look for embed.ly
        mobj = re.search(r'class=["\']embedly-card["\'][^>]href=["\'](?P<url>[^"\']+)', webpage)
        if mobj is not None:
            return self.url_result(mobj.group('url'))
        mobj = re.search(r'class=["\']embedly-embed["\'][^>]src=["\'][^"\']*url=(?P<url>[^&]+)', webpage)
        if mobj is not None:
            return self.url_result(compat_urllib_parse_unquote(mobj.group('url')))

        # Look for funnyordie embed
        matches = re.findall(r'<iframe[^>]+?src="(https?://(?:www\.)?funnyordie\.com/embed/[^"]+)"', webpage)
        if matches:
            return _playlist_from_matches(
                matches, getter=unescapeHTML, ie='FunnyOrDie')

        # Look for BBC iPlayer embed
        matches = re.findall(r'setPlaylist\("(https?://www\.bbc\.co\.uk/iplayer/[^/]+/[\da-z]{8})"\)', webpage)
        if matches:
            return _playlist_from_matches(matches, ie='BBCCoUk')

        # Look for embedded RUTV player
        rutv_url = RUTVIE._extract_url(webpage)
        if rutv_url:
            return self.url_result(rutv_url, 'RUTV')

        # Look for embedded TVC player
        tvc_url = TVCIE._extract_url(webpage)
        if tvc_url:
            return self.url_result(tvc_url, 'TVC')

        # Look for embedded SportBox player
        sportbox_urls = SportBoxEmbedIE._extract_urls(webpage)
        if sportbox_urls:
            return _playlist_from_matches(sportbox_urls, ie='SportBoxEmbed')

        # Look for embedded PornHub player
        pornhub_url = PornHubIE._extract_url(webpage)
        if pornhub_url:
            return self.url_result(pornhub_url, 'PornHub')

        # Look for embedded XHamster player
        xhamster_urls = XHamsterEmbedIE._extract_urls(webpage)
        if xhamster_urls:
            return _playlist_from_matches(xhamster_urls, ie='XHamsterEmbed')

        # Look for embedded TNAFlixNetwork player
        tnaflix_urls = TNAFlixNetworkEmbedIE._extract_urls(webpage)
        if tnaflix_urls:
            return _playlist_from_matches(tnaflix_urls, ie=TNAFlixNetworkEmbedIE.ie_key())

        # Look for embedded Tvigle player
        mobj = re.search(
            r'<iframe[^>]+?src=(["\'])(?P<url>(?:https?:)?//cloud\.tvigle\.ru/video/.+?)\1', webpage)
        if mobj is not None:
            return self.url_result(mobj.group('url'), 'Tvigle')

        # Look for embedded TED player
        mobj = re.search(
            r'<iframe[^>]+?src=(["\'])(?P<url>https?://embed(?:-ssl)?\.ted\.com/.+?)\1', webpage)
        if mobj is not None:
            return self.url_result(mobj.group('url'), 'TED')

        # Look for embedded Ustream videos
        mobj = re.search(
            r'<iframe[^>]+?src=(["\'])(?P<url>http://www\.ustream\.tv/embed/.+?)\1', webpage)
        if mobj is not None:
            return self.url_result(mobj.group('url'), 'Ustream')

        # Look for embedded arte.tv player
        mobj = re.search(
            r'<script [^>]*?src="(?P<url>http://www\.arte\.tv/playerv2/embed[^"]+)"',
            webpage)
        if mobj is not None:
            return self.url_result(mobj.group('url'), 'ArteTVEmbed')

        # Look for embedded francetv player
        mobj = re.search(
            r'<iframe[^>]+?src=(["\'])(?P<url>(?:https?://)?embed\.francetv\.fr/\?ue=.+?)\1',
            webpage)
        if mobj is not None:
            return self.url_result(mobj.group('url'))

        # Look for embedded smotri.com player
        smotri_url = SmotriIE._extract_url(webpage)
        if smotri_url:
            return self.url_result(smotri_url, 'Smotri')

        # Look for embedded Myvi.ru player
        myvi_url = MyviIE._extract_url(webpage)
        if myvi_url:
            return self.url_result(myvi_url)

        # Look for embedded soundcloud player
        mobj = re.search(
            r'<iframe\s+(?:[a-zA-Z0-9_-]+="[^"]+"\s+)*src="(?P<url>https?://(?:w\.)?soundcloud\.com/player[^"]+)"',
            webpage)
        if mobj is not None:
            url = unescapeHTML(mobj.group('url'))
            return self.url_result(url)

        # Look for embedded vulture.com player
        mobj = re.search(
            r'<iframe src="(?P<url>https?://video\.vulture\.com/[^"]+)"',
            webpage)
        if mobj is not None:
            url = unescapeHTML(mobj.group('url'))
            return self.url_result(url, ie='Vulture')

        # Look for embedded mtvservices player
        mtvservices_url = MTVServicesEmbeddedIE._extract_url(webpage)
        if mtvservices_url:
            return self.url_result(mtvservices_url, ie='MTVServicesEmbedded')

        # Look for embedded yahoo player
        mobj = re.search(
            r'<iframe[^>]+?src=(["\'])(?P<url>https?://(?:screen|movies)\.yahoo\.com/.+?\.html\?format=embed)\1',
            webpage)
        if mobj is not None:
            return self.url_result(mobj.group('url'), 'Yahoo')

        # Look for embedded sbs.com.au player
        mobj = re.search(
            r'''(?x)
            (?:
                <meta\s+property="og:video"\s+content=|
                <iframe[^>]+?src=
            )
            (["\'])(?P<url>https?://(?:www\.)?sbs\.com\.au/ondemand/video/.+?)\1''',
            webpage)
        if mobj is not None:
            return self.url_result(mobj.group('url'), 'SBS')

        # Look for embedded Cinchcast player
        mobj = re.search(
            r'<iframe[^>]+?src=(["\'])(?P<url>https?://player\.cinchcast\.com/.+?)\1',
            webpage)
        if mobj is not None:
            return self.url_result(mobj.group('url'), 'Cinchcast')

        mobj = re.search(
            r'<iframe[^>]+?src=(["\'])(?P<url>https?://m(?:lb)?\.mlb\.com/shared/video/embed/embed\.html\?.+?)\1',
            webpage)
        if not mobj:
            mobj = re.search(
                r'data-video-link=["\'](?P<url>http://m.mlb.com/video/[^"\']+)',
                webpage)
        if mobj is not None:
            return self.url_result(mobj.group('url'), 'MLB')

        mobj = re.search(
            r'<(?:iframe|script)[^>]+?src=(["\'])(?P<url>%s)\1' % CondeNastIE.EMBED_URL,
            webpage)
        if mobj is not None:
            return self.url_result(self._proto_relative_url(mobj.group('url'), scheme='http:'), 'CondeNast')

        mobj = re.search(
            r'<iframe[^>]+src="(?P<url>https?://new\.livestream\.com/[^"]+/player[^"]+)"',
            webpage)
        if mobj is not None:
            return self.url_result(mobj.group('url'), 'Livestream')

        # Look for Zapiks embed
        mobj = re.search(
            r'<iframe[^>]+src="(?P<url>https?://(?:www\.)?zapiks\.fr/index\.php\?.+?)"', webpage)
        if mobj is not None:
            return self.url_result(mobj.group('url'), 'Zapiks')

        # Look for Kaltura embeds
        mobj = (re.search(r"(?s)kWidget\.(?:thumb)?[Ee]mbed\(\{.*?'wid'\s*:\s*'_?(?P<partner_id>[^']+)',.*?'entry_?[Ii]d'\s*:\s*'(?P<id>[^']+)',", webpage) or
                re.search(r'(?s)(?P<q1>["\'])(?:https?:)?//cdnapi(?:sec)?\.kaltura\.com/.*?(?:p|partner_id)/(?P<partner_id>\d+).*?(?P=q1).*?entry_?[Ii]d\s*:\s*(?P<q2>["\'])(?P<id>.+?)(?P=q2)', webpage))
        if mobj is not None:
            return self.url_result(smuggle_url(
                'kaltura:%(partner_id)s:%(id)s' % mobj.groupdict(),
                {'source_url': url}), 'Kaltura')

        # Look for Eagle.Platform embeds
        mobj = re.search(
            r'<iframe[^>]+src="(?P<url>https?://.+?\.media\.eagleplatform\.com/index/player\?.+?)"', webpage)
        if mobj is not None:
            return self.url_result(mobj.group('url'), 'EaglePlatform')

        # Look for ClipYou (uses Eagle.Platform) embeds
        mobj = re.search(
            r'<iframe[^>]+src="https?://(?P<host>media\.clipyou\.ru)/index/player\?.*\brecord_id=(?P<id>\d+).*"', webpage)
        if mobj is not None:
            return self.url_result('eagleplatform:%(host)s:%(id)s' % mobj.groupdict(), 'EaglePlatform')

        # Look for Pladform embeds
        pladform_url = PladformIE._extract_url(webpage)
        if pladform_url:
            return self.url_result(pladform_url)

        # Look for Videomore embeds
        videomore_url = VideomoreIE._extract_url(webpage)
        if videomore_url:
            return self.url_result(videomore_url)

        # Look for Playwire embeds
        mobj = re.search(
            r'<script[^>]+data-config=(["\'])(?P<url>(?:https?:)?//config\.playwire\.com/.+?)\1', webpage)
        if mobj is not None:
            return self.url_result(mobj.group('url'))

        # Look for 5min embeds
        mobj = re.search(
            r'<meta[^>]+property="og:video"[^>]+content="https?://embed\.5min\.com/(?P<id>[0-9]+)/?', webpage)
        if mobj is not None:
            return self.url_result('5min:%s' % mobj.group('id'), 'FiveMin')

        # Look for Crooks and Liars embeds
        mobj = re.search(
            r'<(?:iframe[^>]+src|param[^>]+value)=(["\'])(?P<url>(?:https?:)?//embed\.crooksandliars\.com/(?:embed|v)/.+?)\1', webpage)
        if mobj is not None:
            return self.url_result(mobj.group('url'))

        # Look for NBC Sports VPlayer embeds
        nbc_sports_url = NBCSportsVPlayerIE._extract_url(webpage)
        if nbc_sports_url:
            return self.url_result(nbc_sports_url, 'NBCSportsVPlayer')

        # Look for Google Drive embeds
        google_drive_url = GoogleDriveIE._extract_url(webpage)
        if google_drive_url:
            return self.url_result(google_drive_url, 'GoogleDrive')

        # Look for UDN embeds
        mobj = re.search(
            r'<iframe[^>]+src="(?P<url>%s)"' % UDNEmbedIE._PROTOCOL_RELATIVE_VALID_URL, webpage)
        if mobj is not None:
            return self.url_result(
                compat_urlparse.urljoin(url, mobj.group('url')), 'UDNEmbed')

        # Look for Senate ISVP iframe
        senate_isvp_url = SenateISVPIE._search_iframe_url(webpage)
        if senate_isvp_url:
            return self.url_result(senate_isvp_url, 'SenateISVP')

        # Look for Dailymotion Cloud videos
        dmcloud_url = DailymotionCloudIE._extract_dmcloud_url(webpage)
        if dmcloud_url:
            return self.url_result(dmcloud_url, 'DailymotionCloud')

        # Look for OnionStudios embeds
        onionstudios_url = OnionStudiosIE._extract_url(webpage)
        if onionstudios_url:
            return self.url_result(onionstudios_url)

        # Look for SnagFilms embeds
        snagfilms_url = SnagFilmsEmbedIE._extract_url(webpage)
        if snagfilms_url:
            return self.url_result(snagfilms_url)

        # Look for JWPlatform embeds
        jwplatform_url = JWPlatformIE._extract_url(webpage)
        if jwplatform_url:
            return self.url_result(jwplatform_url, 'JWPlatform')

        # Look for ScreenwaveMedia embeds
        mobj = re.search(ScreenwaveMediaIE.EMBED_PATTERN, webpage)
        if mobj is not None:
            return self.url_result(unescapeHTML(mobj.group('url')), 'ScreenwaveMedia')

        # Look for Digiteka embeds
        digiteka_url = DigitekaIE._extract_url(webpage)
        if digiteka_url:
            return self.url_result(self._proto_relative_url(digiteka_url), DigitekaIE.ie_key())

        # Look for Limelight embeds
        mobj = re.search(r'LimelightPlayer\.doLoad(Media|Channel|ChannelList)\(["\'](?P<id>[a-z0-9]{32})', webpage)
        if mobj:
            lm = {
                'Media': 'media',
                'Channel': 'channel',
                'ChannelList': 'channel_list',
            }
            return self.url_result('limelight:%s:%s' % (
                lm[mobj.group(1)], mobj.group(2)), 'Limelight%s' % mobj.group(1), mobj.group(2))

        # Look for AdobeTVVideo embeds
        mobj = re.search(
            r'<iframe[^>]+src=[\'"]((?:https?:)?//video\.tv\.adobe\.com/v/\d+[^"]+)[\'"]',
            webpage)
        if mobj is not None:
            return self.url_result(
                self._proto_relative_url(unescapeHTML(mobj.group(1))),
                'AdobeTVVideo')

        def check_video(vurl):
            if YoutubeIE.suitable(vurl):
                return True
            vpath = compat_urlparse.urlparse(vurl).path
            vext = determine_ext(vpath)
            return '.' in vpath and vext not in ('swf', 'png', 'jpg', 'srt', 'sbv', 'sub', 'vtt', 'ttml')

        def filter_video(urls):
            return list(filter(check_video, urls))

        # Start with something easy: JW Player in SWFObject
        found = filter_video(re.findall(r'flashvars: [\'"](?:.*&)?file=(http[^\'"&]*)', webpage))
        if not found:
            # Look for gorilla-vid style embedding
            found = filter_video(re.findall(r'''(?sx)
                (?:
                    jw_plugins|
                    JWPlayerOptions|
                    jwplayer\s*\(\s*["'][^'"]+["']\s*\)\s*\.setup
                )
                .*?
                ['"]?file['"]?\s*:\s*["\'](.*?)["\']''', webpage))
        if not found:
            # Broaden the search a little bit
            found = filter_video(re.findall(r'[^A-Za-z0-9]?(?:file|source)=(http[^\'"&]*)', webpage))
        if not found:
            # Broaden the findall a little bit: JWPlayer JS loader
            found = filter_video(re.findall(
                r'[^A-Za-z0-9]?(?:file|video_url)["\']?:\s*["\'](http(?![^\'"]+\.[0-9]+[\'"])[^\'"]+)["\']', webpage))
        if not found:
            # Flow player
            found = filter_video(re.findall(r'''(?xs)
                flowplayer\("[^"]+",\s*
                    \{[^}]+?\}\s*,
                    \s*\{[^}]+? ["']?clip["']?\s*:\s*\{\s*
                        ["']?url["']?\s*:\s*["']([^"']+)["']
            ''', webpage))
        if not found:
            # Cinerama player
            found = re.findall(
                r"cinerama\.embedPlayer\(\s*\'[^']+\',\s*'([^']+)'", webpage)
        if not found:
            # Try to find twitter cards info
            found = filter_video(re.findall(
                r'<meta (?:property|name)="twitter:player:stream" (?:content|value)="(.+?)"', webpage))
        if not found:
            # We look for Open Graph info:
            # We have to match any number spaces between elements, some sites try to align them (eg.: statigr.am)
            m_video_type = re.findall(r'<meta.*?property="og:video:type".*?content="video/(.*?)"', webpage)
            # We only look in og:video if the MIME type is a video, don't try if it's a Flash player:
            if m_video_type is not None:
                found = filter_video(re.findall(r'<meta.*?property="og:video".*?content="(.*?)"', webpage))
        if not found:
            # HTML5 video
            found = re.findall(r'(?s)<(?:video|audio)[^<]*(?:>.*?<source[^>]*)?\s+src=["\'](.*?)["\']', webpage)
        if not found:
            REDIRECT_REGEX = r'[0-9]{,2};\s*(?:URL|url)=\'?([^\'"]+)'
            found = re.search(
                r'(?i)<meta\s+(?=(?:[a-z-]+="[^"]+"\s+)*http-equiv="refresh")'
                r'(?:[a-z-]+="[^"]+"\s+)*?content="%s' % REDIRECT_REGEX,
                webpage)
            if not found:
                # Look also in Refresh HTTP header
                refresh_header = head_response.headers.get('Refresh')
                if refresh_header:
                    # In python 2 response HTTP headers are bytestrings
                    if sys.version_info < (3, 0) and isinstance(refresh_header, str):
                        refresh_header = refresh_header.decode('iso-8859-1')
                    found = re.search(REDIRECT_REGEX, refresh_header)
            if found:
                new_url = compat_urlparse.urljoin(url, unescapeHTML(found.group(1)))
                self.report_following_redirect(new_url)
                return {
                    '_type': 'url',
                    'url': new_url,
                }
        if not found:
            raise UnsupportedError(url)

        entries = []
        for video_url in found:
            video_url = video_url.replace('\\/', '/')
            video_url = compat_urlparse.urljoin(url, video_url)
            video_id = compat_urllib_parse_unquote(os.path.basename(video_url))

            # Sometimes, jwplayer extraction will result in a YouTube URL
            if YoutubeIE.suitable(video_url):
                entries.append(self.url_result(video_url, 'Youtube'))
                continue

            # here's a fun little line of code for you:
            video_id = os.path.splitext(video_id)[0]

            entry_info_dict = {
                'id': video_id,
                'uploader': video_uploader,
                'title': video_title,
                'age_limit': age_limit,
            }

            ext = determine_ext(video_url)
            if ext == 'smil':
                entry_info_dict['formats'] = self._extract_smil_formats(video_url, video_id)
            elif ext == 'xspf':
                return self.playlist_result(self._extract_xspf_playlist(video_url, video_id), video_id)
            elif ext == 'm3u8':
                entry_info_dict['formats'] = self._extract_m3u8_formats(video_url, video_id, ext='mp4')
            elif ext == 'mpd':
                entry_info_dict['formats'] = self._extract_mpd_formats(video_url, video_id)
            elif ext == 'f4m':
                entry_info_dict['formats'] = self._extract_f4m_formats(video_url, video_id)
            else:
                entry_info_dict['url'] = video_url

            entries.append(entry_info_dict)

        if len(entries) == 1:
            return entries[0]
        else:
            for num, e in enumerate(entries, start=1):
                # 'url' results don't have a title
                if e.get('title') is not None:
                    e['title'] = '%s (%d)' % (e['title'], num)
            return {
                '_type': 'playlist',
                'entries': entries,
            }
