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[youtube] Add support for downloading videos with hlsvp (fixes #1083)
They are downloaded with a m3u8 manifest, they seem to be encrypted, but ffmpeg can handle them.
This commit is contained in:
Jaime Marquínez Ferrándiz
parent
b15d4f624f
commit
1d043b93cf
1 changed files with 97 additions and 32 deletions
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@ -153,8 +153,12 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
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$"""
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_NEXT_URL_RE = r'[\?&]next_url=([^&]+)'
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# Listed in order of quality
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_available_formats = ['38', '37', '46', '22', '45', '35', '44', '34', '18', '43', '6', '5', '17', '13']
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_available_formats_prefer_free = ['38', '46', '37', '45', '22', '44', '35', '43', '34', '18', '6', '5', '17', '13']
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_available_formats = ['38', '37', '46', '22', '45', '35', '44', '34', '18', '43', '6', '5', '17', '13',
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'95', '94', '93', '92', '132', '151',
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]
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_available_formats_prefer_free = ['38', '46', '37', '45', '22', '44', '35', '43', '34', '18', '6', '5', '17', '13',
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'95', '94', '93', '92', '132', '151',
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]
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_video_extensions = {
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'13': '3gp',
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'17': 'mp4',
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@ -166,6 +170,15 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
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'44': 'webm',
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'45': 'webm',
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'46': 'webm',
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# videos that use m3u8
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'92': 'mp4',
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'93': 'mp4',
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'94': 'mp4',
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'95': 'mp4',
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'96': 'mp4',
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'132': 'mp4',
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'151': 'mp4',
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}
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_video_dimensions = {
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'5': '240x400',
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@ -182,6 +195,13 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
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'44': '480x854',
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'45': '720x1280',
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'46': '1080x1920',
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'92': '240p',
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'93': '360p',
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'94': '480p',
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'95': '720p',
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'96': '1080p',
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'132': '240p',
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'151': '72p',
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}
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IE_NAME = u'youtube'
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_TESTS = [
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@ -232,6 +252,21 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
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u"uploader_id": u"justintimberlakeVEVO"
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}
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},
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{
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u'url': u'https://www.youtube.com/watch?v=TGi3HqYrWHE',
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u'file': u'TGi3HqYrWHE.mp4',
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u'note': u'm3u8 video',
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u'info_dict': {
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u'title': u'Triathlon - Men - London 2012 Olympic Games',
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u'description': u'- Men - TR02 - Triathlon - 07 August 2012 - London 2012 Olympic Games',
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u'uploader': u'olympic',
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u'upload_date': u'20120807',
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u'uploader_id': u'olympic',
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},
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u'params': {
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u'skip_download': True,
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},
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},
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]
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@ -423,6 +458,57 @@ def _extract_id(self, url):
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video_id = mobj.group(2)
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return video_id
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def _get_video_url_list(self, url_map):
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"""
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Transform a dictionary in the format {itag:url} to a list of (itag, url)
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with the requested formats.
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"""
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req_format = self._downloader.params.get('format', None)
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format_limit = self._downloader.params.get('format_limit', None)
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available_formats = self._available_formats_prefer_free if self._downloader.params.get('prefer_free_formats', False) else self._available_formats
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if format_limit is not None and format_limit in available_formats:
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format_list = available_formats[available_formats.index(format_limit):]
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else:
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format_list = available_formats
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existing_formats = [x for x in format_list if x in url_map]
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if len(existing_formats) == 0:
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raise ExtractorError(u'no known formats available for video')
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if self._downloader.params.get('listformats', None):
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self._print_formats(existing_formats)
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return
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if req_format is None or req_format == 'best':
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video_url_list = [(existing_formats[0], url_map[existing_formats[0]])] # Best quality
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elif req_format == 'worst':
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video_url_list = [(existing_formats[-1], url_map[existing_formats[-1]])] # worst quality
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elif req_format in ('-1', 'all'):
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video_url_list = [(f, url_map[f]) for f in existing_formats] # All formats
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else:
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# Specific formats. We pick the first in a slash-delimeted sequence.
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# For example, if '1/2/3/4' is requested and '2' and '4' are available, we pick '2'.
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req_formats = req_format.split('/')
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video_url_list = None
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for rf in req_formats:
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if rf in url_map:
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video_url_list = [(rf, url_map[rf])]
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break
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if video_url_list is None:
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raise ExtractorError(u'requested format not available')
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return video_url_list
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def _extract_from_m3u8(self, manifest_url, video_id):
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url_map = {}
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def _get_urls(_manifest):
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lines = _manifest.split('\n')
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urls = filter(lambda l: l and not l.startswith('#'),
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lines)
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return urls
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manifest = self._download_webpage(manifest_url, video_id, u'Downloading formats manifest')
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formats_urls = _get_urls(manifest)
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for format_url in formats_urls:
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itag = self._search_regex(r'itag/(\d+?)/', format_url, 'itag')
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url_map[itag] = format_url
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return url_map
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def _real_extract(self, url):
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if re.match(r'(?:https?://)?[^/]+/watch\?feature=[a-z_]+$', url):
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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 ).')
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@ -577,7 +663,6 @@ def _real_extract(self, url):
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video_duration = compat_urllib_parse.unquote_plus(video_info['length_seconds'][0])
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# Decide which formats to download
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req_format = self._downloader.params.get('format', None)
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try:
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mobj = re.search(r';ytplayer.config = ({.*?});', video_webpage)
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@ -630,36 +715,16 @@ def _real_extract(self, url):
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if 'ratebypass' not in url:
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url += '&ratebypass=yes'
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url_map[url_data['itag'][0]] = url
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format_limit = self._downloader.params.get('format_limit', None)
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available_formats = self._available_formats_prefer_free if self._downloader.params.get('prefer_free_formats', False) else self._available_formats
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if format_limit is not None and format_limit in available_formats:
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format_list = available_formats[available_formats.index(format_limit):]
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else:
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format_list = available_formats
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existing_formats = [x for x in format_list if x in url_map]
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if len(existing_formats) == 0:
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raise ExtractorError(u'no known formats available for video')
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if self._downloader.params.get('listformats', None):
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self._print_formats(existing_formats)
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video_url_list = self._get_video_url_list(url_map)
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if not video_url_list:
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return
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if req_format is None or req_format == 'best':
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video_url_list = [(existing_formats[0], url_map[existing_formats[0]])] # Best quality
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elif req_format == 'worst':
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video_url_list = [(existing_formats[-1], url_map[existing_formats[-1]])] # worst quality
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elif req_format in ('-1', 'all'):
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video_url_list = [(f, url_map[f]) for f in existing_formats] # All formats
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else:
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# Specific formats. We pick the first in a slash-delimeted sequence.
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# For example, if '1/2/3/4' is requested and '2' and '4' are available, we pick '2'.
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req_formats = req_format.split('/')
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video_url_list = None
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for rf in req_formats:
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if rf in url_map:
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video_url_list = [(rf, url_map[rf])]
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break
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if video_url_list is None:
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raise ExtractorError(u'requested format not available')
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elif video_info.get('hlsvp'):
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manifest_url = video_info['hlsvp'][0]
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url_map = self._extract_from_m3u8(manifest_url, video_id)
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video_url_list = self._get_video_url_list(url_map)
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if not video_url_list:
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return
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else:
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raise ExtractorError(u'no conn or url_encoded_fmt_stream_map information found in video info')
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