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fcaa2e73 | 1 | import functools |
2 | ||
3 | from .common import InfoExtractor | |
4 | from ..networking import HEADRequest | |
5 | from ..utils import ( | |
6 | float_or_none, | |
7 | int_or_none, | |
8 | join_nonempty, | |
9 | parse_qs, | |
10 | update_url_query, | |
11 | ) | |
12 | from ..utils.traversal import traverse_obj | |
13 | ||
14 | ||
15 | class RedCDNLivxIE(InfoExtractor): | |
16 | _VALID_URL = r'https?://[^.]+\.(?:dcs\.redcdn|atmcdn)\.pl/(?:live(?:dash|hls|ss)|nvr)/o2/(?P<tenant>[^/?#]+)/(?P<id>[^?#]+)\.livx' | |
17 | IE_NAME = 'redcdnlivx' | |
18 | ||
19 | _TESTS = [{ | |
20 | 'url': 'https://r.dcs.redcdn.pl/livedash/o2/senat/ENC02/channel.livx?indexMode=true&startTime=638272860000&stopTime=638292544000', | |
21 | 'info_dict': { | |
22 | 'id': 'ENC02-638272860000-638292544000', | |
23 | 'ext': 'mp4', | |
24 | 'title': 'ENC02', | |
25 | 'duration': 19683.982, | |
26 | 'live_status': 'was_live', | |
27 | }, | |
28 | }, { | |
29 | 'url': 'https://r.dcs.redcdn.pl/livedash/o2/sejm/ENC18/live.livx?indexMode=true&startTime=722333096000&stopTime=722335562000', | |
30 | 'info_dict': { | |
31 | 'id': 'ENC18-722333096000-722335562000', | |
32 | 'ext': 'mp4', | |
33 | 'title': 'ENC18', | |
34 | 'duration': 2463.995, | |
35 | 'live_status': 'was_live', | |
36 | }, | |
37 | }, { | |
38 | 'url': 'https://r.dcs.redcdn.pl/livehls/o2/sportevolution/live/triathlon2018/warsaw.livx/playlist.m3u8?startTime=550305000000&stopTime=550327620000', | |
39 | 'info_dict': { | |
40 | 'id': 'triathlon2018-warsaw-550305000000-550327620000', | |
41 | 'ext': 'mp4', | |
42 | 'title': 'triathlon2018/warsaw', | |
43 | 'duration': 22619.98, | |
44 | 'live_status': 'was_live', | |
45 | }, | |
46 | }, { | |
47 | 'url': 'https://n-25-12.dcs.redcdn.pl/nvr/o2/sejm/Migacz-ENC01/1.livx?startTime=722347200000&stopTime=722367345000', | |
48 | 'only_matching': True, | |
49 | }, { | |
50 | 'url': 'https://redir.atmcdn.pl/nvr/o2/sejm/ENC08/1.livx?startTime=503831270000&stopTime=503840040000', | |
51 | 'only_matching': True, | |
52 | }] | |
53 | ||
54 | """ | |
55 | Known methods (first in url path): | |
56 | - `livedash` - DASH MPD | |
57 | - `livehls` - HTTP Live Streaming | |
58 | - `livess` - IIS Smooth Streaming | |
59 | - `nvr` - CCTV mode, directly returns a file, typically flv, avc1, aac | |
60 | - `sc` - shoutcast/icecast (audio streams, like radio) | |
61 | """ | |
62 | ||
63 | def _real_extract(self, url): | |
64 | tenant, path = self._match_valid_url(url).group('tenant', 'id') | |
65 | qs = parse_qs(url) | |
66 | start_time = traverse_obj(qs, ('startTime', 0, {int_or_none})) | |
67 | stop_time = traverse_obj(qs, ('stopTime', 0, {int_or_none})) | |
68 | ||
69 | def livx_mode(mode): | |
70 | suffix = '' | |
71 | if mode == 'livess': | |
72 | suffix = '/manifest' | |
73 | elif mode == 'livehls': | |
74 | suffix = '/playlist.m3u8' | |
75 | file_qs = {} | |
76 | if start_time: | |
77 | file_qs['startTime'] = start_time | |
78 | if stop_time: | |
79 | file_qs['stopTime'] = stop_time | |
80 | if mode == 'nvr': | |
81 | file_qs['nolimit'] = 1 | |
82 | elif mode != 'sc': | |
83 | file_qs['indexMode'] = 'true' | |
84 | return update_url_query(f'https://r.dcs.redcdn.pl/{mode}/o2/{tenant}/{path}.livx{suffix}', file_qs) | |
85 | ||
86 | # no id or title for a transmission. making ones up. | |
87 | title = path \ | |
88 | .replace('/live', '').replace('live/', '') \ | |
89 | .replace('/channel', '').replace('channel/', '') \ | |
90 | .strip('/') | |
91 | video_id = join_nonempty(title.replace('/', '-'), start_time, stop_time) | |
92 | ||
93 | formats = [] | |
94 | # downloading the manifest separately here instead of _extract_ism_formats to also get some stream metadata | |
95 | ism_res = self._download_xml_handle( | |
96 | livx_mode('livess'), video_id, | |
97 | note='Downloading ISM manifest', | |
98 | errnote='Failed to download ISM manifest', | |
99 | fatal=False) | |
100 | ism_doc = None | |
101 | if ism_res is not False: | |
102 | ism_doc, ism_urlh = ism_res | |
103 | formats, _ = self._parse_ism_formats_and_subtitles(ism_doc, ism_urlh.url, 'ss') | |
104 | ||
105 | nvr_urlh = self._request_webpage( | |
106 | HEADRequest(livx_mode('nvr')), video_id, 'Follow flv file redirect', fatal=False, | |
107 | expected_status=lambda _: True) | |
108 | if nvr_urlh and nvr_urlh.status == 200: | |
109 | formats.append({ | |
110 | 'url': nvr_urlh.url, | |
111 | 'ext': 'flv', | |
112 | 'format_id': 'direct-0', | |
113 | 'preference': -1, # might be slow | |
114 | }) | |
115 | formats.extend(self._extract_mpd_formats(livx_mode('livedash'), video_id, mpd_id='dash', fatal=False)) | |
116 | formats.extend(self._extract_m3u8_formats( | |
117 | livx_mode('livehls'), video_id, m3u8_id='hls', ext='mp4', fatal=False)) | |
118 | ||
119 | time_scale = traverse_obj(ism_doc, ('@TimeScale', {int_or_none})) or 10000000 | |
120 | duration = traverse_obj( | |
121 | ism_doc, ('@Duration', {functools.partial(float_or_none, scale=time_scale)})) or None | |
122 | ||
123 | live_status = None | |
124 | if traverse_obj(ism_doc, '@IsLive') == 'TRUE': | |
125 | live_status = 'is_live' | |
126 | elif duration: | |
127 | live_status = 'was_live' | |
128 | ||
129 | return { | |
130 | 'id': video_id, | |
131 | 'title': title, | |
132 | 'formats': formats, | |
133 | 'duration': duration, | |
134 | 'live_status': live_status, | |
135 | } |