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https://github.com/l1ving/youtube-dl
synced 2024-12-22 08:55:34 +08:00
[livestream] improve extraction
- split long lines - use m3u8 entry protocol for live streams - extend _VALID_URL regex for livestream original - extract livestream original live streams
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remitamine
parent
64ccbf18c0
commit
5b025168c7
@ -62,7 +62,8 @@ class LivestreamIE(InfoExtractor):
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_API_URL_TEMPLATE = 'http://livestream.com/api/accounts/%s/events/%s'
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def _parse_smil_formats(self, smil, smil_url, video_id, namespace=None, f4m_params=None, transform_rtmp_url=None):
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base_ele = find_xpath_attr(smil, self._xpath_ns('.//meta', namespace), 'name', 'httpBase')
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base_ele = find_xpath_attr(
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smil, self._xpath_ns('.//meta', namespace), 'name', 'httpBase')
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base = base_ele.get('content') if base_ele else 'http://livestreamvod-f.akamaihd.net/'
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formats = []
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@ -96,7 +97,8 @@ class LivestreamIE(InfoExtractor):
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video_url = video_data.get(key)
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if video_url:
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ext = determine_ext(video_url)
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bitrate = int_or_none(self._search_regex(r'(\d+)\.%s' % ext, video_url, 'bitrate', default=None))
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bitrate = int_or_none(self._search_regex(
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r'(\d+)\.%s' % ext, video_url, 'bitrate', default=None))
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formats.append({
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'url': video_url,
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'format_id': format_id,
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@ -119,7 +121,8 @@ class LivestreamIE(InfoExtractor):
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f4m_url = video_data.get('f4m_url')
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if f4m_url:
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f4m_formats = self._extract_f4m_formats(f4m_url, video_id, f4m_id='hds', fatal=False)
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f4m_formats = self._extract_f4m_formats(
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f4m_url, video_id, f4m_id='hds', fatal=False)
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if f4m_formats:
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formats.extend(f4m_formats)
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self._sort_formats(formats)
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@ -157,10 +160,11 @@ class LivestreamIE(InfoExtractor):
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if smil_formats:
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formats.extend(smil_formats)
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entry_protocol = 'm3u8' if is_live else 'm3u8_native'
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m3u8_url = stream_info.get('m3u8_url')
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if m3u8_url:
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m3u8_formats = self._extract_m3u8_formats(
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m3u8_url, broadcast_id, 'mp4', 'm3u8_native', m3u8_id='hls', fatal=False)
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m3u8_url, broadcast_id, 'mp4', entry_protocol, m3u8_id='hls', fatal=False)
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if m3u8_formats:
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formats.extend(m3u8_formats)
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@ -197,7 +201,8 @@ class LivestreamIE(InfoExtractor):
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else:
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info_url = '{root}?&id={id}&newer=-1&type=video'.format(
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root=feed_root_url, id=last_video)
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videos_info = self._download_json(info_url, event_id, 'Downloading page {0}'.format(i))['data']
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videos_info = self._download_json(
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info_url, event_id, 'Downloading page {0}'.format(i))['data']
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videos_info = [v['data'] for v in videos_info if v['type'] == 'video']
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if not videos_info:
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break
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@ -215,7 +220,8 @@ class LivestreamIE(InfoExtractor):
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account = mobj.group('account_id') or mobj.group('account_name')
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api_url = self._API_URL_TEMPLATE % (account, event)
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if video_id:
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video_data = self._download_json(api_url + '/videos/%s' % video_id, video_id)
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video_data = self._download_json(
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api_url + '/videos/%s' % video_id, video_id)
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return self._extract_video_info(video_data)
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else:
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event_data = self._download_json(api_url, video_id)
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@ -226,8 +232,8 @@ class LivestreamIE(InfoExtractor):
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class LivestreamOriginalIE(InfoExtractor):
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IE_NAME = 'livestream:original'
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_VALID_URL = r'''(?x)https?://original\.livestream\.com/
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(?P<user>[^/]+)/(?P<type>video|folder)
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(?:\?.*?Id=|/)(?P<id>.*?)(&|$)
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(?P<user>[^/\?#]+)(?:/(?P<type>video|folder)
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(?:(?:\?.*?Id=|/)(?P<id>.*?)(&|$))?)?
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'''
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_TESTS = [{
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'url': 'http://original.livestream.com/dealbook/video?clipId=pla_8aa4a3f1-ba15-46a4-893b-902210e138fb',
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@ -244,52 +250,61 @@ class LivestreamOriginalIE(InfoExtractor):
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'id': 'a07bf706-d0e4-4e75-a747-b021d84f2fd3',
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},
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'playlist_mincount': 4,
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}, {
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# live stream
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'url': 'http://www.livestream.com/znsbahamas',
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'only_matching': True,
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}]
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def _extract_video(self, user, video_id):
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api_url = 'http://x{0}x.api.channel.livestream.com/2.0/clipdetails?extendedInfo=true&id={1}'.format(user, video_id)
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def _extract_video_info(self, user, video_id):
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api_url = 'http://x%sx.api.channel.livestream.com/2.0/clipdetails?extendedInfo=true&id=%s' % (user, video_id)
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info = self._download_xml(api_url, video_id)
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# this url is used on mobile devices
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stream_url = 'http://x{0}x.api.channel.livestream.com/3.0/getstream.json?id={1}'.format(user, video_id)
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stream_info = self._download_json(stream_url, video_id)
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is_live = stream_info.get('isLive')
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item = info.find('channel').find('item')
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title = xpath_text(item, 'title')
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media_ns = {'media': 'http://search.yahoo.com/mrss'}
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thumbnail_url = xpath_attr(item, xpath_with_ns('media:thumbnail', media_ns), 'url')
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duration = float_or_none(xpath_attr(item, xpath_with_ns('media:content', media_ns), 'duration'))
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thumbnail_url = xpath_attr(
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item, xpath_with_ns('media:thumbnail', media_ns), 'url')
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duration = float_or_none(xpath_attr(
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item, xpath_with_ns('media:content', media_ns), 'duration'))
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ls_ns = {'ls': 'http://api.channel.livestream.com/2.0'}
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view_count = int_or_none(xpath_text(item, xpath_with_ns('ls:viewsCount', ls_ns)))
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view_count = int_or_none(xpath_text(
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item, xpath_with_ns('ls:viewsCount', ls_ns)))
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formats = [{
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'url': stream_info['progressiveUrl'],
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return {
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'id': video_id,
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'title': title,
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'thumbnail': thumbnail_url,
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'duration': duration,
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'view_count': view_count,
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}
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def _extract_video_formats(self, video_data, video_id, entry_protocol):
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formats = []
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progressive_url = video_data.get('progressiveUrl')
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if progressive_url:
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formats.append({
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'url': progressive_url,
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'format_id': 'http',
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}]
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})
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m3u8_url = stream_info.get('httpUrl')
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m3u8_url = video_data.get('httpUrl')
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if m3u8_url:
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m3u8_formats = self._extract_m3u8_formats(
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m3u8_url, video_id, 'mp4', 'm3u8_native', m3u8_id='hls', fatal=False)
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m3u8_url, video_id, 'mp4', entry_protocol, m3u8_id='hls', fatal=False)
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if m3u8_formats:
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formats.extend(m3u8_formats)
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rtsp_url = stream_info.get('rtspUrl')
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rtsp_url = video_data.get('rtspUrl')
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if rtsp_url:
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formats.append({
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'url': rtsp_url,
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'format_id': 'rtsp',
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})
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self._sort_formats(formats)
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return {
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'id': video_id,
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'title': self._live_title(xpath_text(item, 'title')) if is_live else xpath_text(item, 'title'),
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'formats': formats,
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'thumbnail': thumbnail_url,
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'duration': duration,
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'view_count': view_count,
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'is_live': is_live,
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}
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self._sort_formats(formats)
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return formats
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def _extract_folder(self, url, folder_id):
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webpage = self._download_webpage(url, folder_id)
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@ -308,13 +323,36 @@ class LivestreamOriginalIE(InfoExtractor):
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def _real_extract(self, url):
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mobj = re.match(self._VALID_URL, url)
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id = mobj.group('id')
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user = mobj.group('user')
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url_type = mobj.group('type')
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content_id = mobj.group('id')
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if url_type == 'folder':
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return self._extract_folder(url, id)
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return self._extract_folder(url, content_id)
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else:
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return self._extract_video(user, id)
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# this url is used on mobile devices
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stream_url = 'http://x%sx.api.channel.livestream.com/3.0/getstream.json' % user
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info = {}
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if content_id:
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stream_url += '?id=%s' % content_id
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info = self._extract_video_info(user, content_id)
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else:
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content_id = user
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webpage = self._download_webpage(url, content_id)
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info = {
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'title': self._og_search_title(webpage),
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'description': self._og_search_description(webpage),
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'thumbnail': self._search_regex(r'channelLogo.src\s*=\s*"([^"]+)"', webpage, 'thumbnail', None),
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}
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video_data = self._download_json(stream_url, content_id)
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is_live = video_data.get('isLive')
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entry_protocol = 'm3u8' if is_live else 'm3u8_native'
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info.update({
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'id': content_id,
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'title': self._live_title(info['title']) if is_live else info['title'],
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'formats': self._extract_video_formats(video_data, content_id, entry_protocol),
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'is_live': is_live,
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})
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return info
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# The server doesn't support HEAD request, the generic extractor can't detect
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