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- import functools
- from .common import InfoExtractor
- from ..networking import HEADRequest
- from ..utils import (
- float_or_none,
- int_or_none,
- join_nonempty,
- parse_qs,
- update_url_query,
- )
- from ..utils.traversal import traverse_obj
- class RedCDNLivxIE(InfoExtractor):
- _VALID_URL = r'https?://[^.]+\.(?:dcs\.redcdn|atmcdn)\.pl/(?:live(?:dash|hls|ss)|nvr)/o2/(?P<tenant>[^/?#]+)/(?P<id>[^?#]+)\.livx'
- IE_NAME = 'redcdnlivx'
- _TESTS = [{
- 'url': 'https://r.dcs.redcdn.pl/livedash/o2/senat/ENC02/channel.livx?indexMode=true&startTime=638272860000&stopTime=638292544000',
- 'info_dict': {
- 'id': 'ENC02-638272860000-638292544000',
- 'ext': 'mp4',
- 'title': 'ENC02',
- 'duration': 19683.982,
- 'live_status': 'was_live',
- },
- }, {
- 'url': 'https://r.dcs.redcdn.pl/livedash/o2/sejm/ENC18/live.livx?indexMode=true&startTime=722333096000&stopTime=722335562000',
- 'info_dict': {
- 'id': 'ENC18-722333096000-722335562000',
- 'ext': 'mp4',
- 'title': 'ENC18',
- 'duration': 2463.995,
- 'live_status': 'was_live',
- },
- }, {
- 'url': 'https://r.dcs.redcdn.pl/livehls/o2/sportevolution/live/triathlon2018/warsaw.livx/playlist.m3u8?startTime=550305000000&stopTime=550327620000',
- 'info_dict': {
- 'id': 'triathlon2018-warsaw-550305000000-550327620000',
- 'ext': 'mp4',
- 'title': 'triathlon2018/warsaw',
- 'duration': 22619.98,
- 'live_status': 'was_live',
- },
- }, {
- 'url': 'https://n-25-12.dcs.redcdn.pl/nvr/o2/sejm/Migacz-ENC01/1.livx?startTime=722347200000&stopTime=722367345000',
- 'only_matching': True,
- }, {
- 'url': 'https://redir.atmcdn.pl/nvr/o2/sejm/ENC08/1.livx?startTime=503831270000&stopTime=503840040000',
- 'only_matching': True,
- }]
- '''
- Known methods (first in url path):
- - `livedash` - DASH MPD
- - `livehls` - HTTP Live Streaming
- - `livess` - IIS Smooth Streaming
- - `nvr` - CCTV mode, directly returns a file, typically flv, avc1, aac
- - `sc` - shoutcast/icecast (audio streams, like radio)
- '''
- def _real_extract(self, url):
- tenant, path = self._match_valid_url(url).group('tenant', 'id')
- qs = parse_qs(url)
- start_time = traverse_obj(qs, ('startTime', 0, {int_or_none}))
- stop_time = traverse_obj(qs, ('stopTime', 0, {int_or_none}))
- def livx_mode(mode):
- suffix = ''
- if mode == 'livess':
- suffix = '/manifest'
- elif mode == 'livehls':
- suffix = '/playlist.m3u8'
- file_qs = {}
- if start_time:
- file_qs['startTime'] = start_time
- if stop_time:
- file_qs['stopTime'] = stop_time
- if mode == 'nvr':
- file_qs['nolimit'] = 1
- elif mode != 'sc':
- file_qs['indexMode'] = 'true'
- return update_url_query(f'https://r.dcs.redcdn.pl/{mode}/o2/{tenant}/{path}.livx{suffix}', file_qs)
- # no id or title for a transmission. making ones up.
- title = path \
- .replace('/live', '').replace('live/', '') \
- .replace('/channel', '').replace('channel/', '') \
- .strip('/')
- video_id = join_nonempty(title.replace('/', '-'), start_time, stop_time)
- formats = []
- # downloading the manifest separately here instead of _extract_ism_formats to also get some stream metadata
- ism_res = self._download_xml_handle(
- livx_mode('livess'), video_id,
- note='Downloading ISM manifest',
- errnote='Failed to download ISM manifest',
- fatal=False)
- ism_doc = None
- if ism_res is not False:
- ism_doc, ism_urlh = ism_res
- formats, _ = self._parse_ism_formats_and_subtitles(ism_doc, ism_urlh.url, 'ss')
- nvr_urlh = self._request_webpage(
- HEADRequest(livx_mode('nvr')), video_id, 'Follow flv file redirect', fatal=False,
- expected_status=lambda _: True)
- if nvr_urlh and nvr_urlh.status == 200:
- formats.append({
- 'url': nvr_urlh.url,
- 'ext': 'flv',
- 'format_id': 'direct-0',
- 'preference': -1, # might be slow
- })
- formats.extend(self._extract_mpd_formats(livx_mode('livedash'), video_id, mpd_id='dash', fatal=False))
- formats.extend(self._extract_m3u8_formats(
- livx_mode('livehls'), video_id, m3u8_id='hls', ext='mp4', fatal=False))
- time_scale = traverse_obj(ism_doc, ('@TimeScale', {int_or_none})) or 10000000
- duration = traverse_obj(
- ism_doc, ('@Duration', {functools.partial(float_or_none, scale=time_scale)})) or None
- live_status = None
- if traverse_obj(ism_doc, '@IsLive') == 'TRUE':
- live_status = 'is_live'
- elif duration:
- live_status = 'was_live'
- return {
- 'id': video_id,
- 'title': title,
- 'formats': formats,
- 'duration': duration,
- 'live_status': live_status,
- }
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