1 # coding: utf-8
2 from __future__ import unicode_literals
3
4 from .common import InfoExtractor
5 from ..utils import (
6 determine_ext,
7 ExtractorError,
8 int_or_none,
9 mimetype2ext,
10 parse_iso8601,
11 unified_timestamp,
12 url_or_none,
13 )
14
15
16 class AMPIE(InfoExtractor):
17 # parse Akamai Adaptive Media Player feed
18 def _extract_feed_info(self, url):
19 feed = self._download_json(
20 url, None, 'Downloading Akamai AMP feed',
21 'Unable to download Akamai AMP feed')
22 item = feed.get('channel', {}).get('item')
23 if not item:
24 raise ExtractorError('%s said: %s' % (self.IE_NAME, feed['error']))
25
26 video_id = item['guid']
27
28 def get_media_node(name, default=None):
29 media_name = 'media-%s' % name
30 media_group = item.get('media-group') or item
31 return media_group.get(media_name) or item.get(media_name) or item.get(name, default)
32
33 thumbnails = []
34 media_thumbnail = get_media_node('thumbnail')
35 if media_thumbnail:
36 if isinstance(media_thumbnail, dict):
37 media_thumbnail = [media_thumbnail]
38 for thumbnail_data in media_thumbnail:
39 thumbnail = thumbnail_data.get('@attributes', {})
40 thumbnail_url = url_or_none(thumbnail.get('url'))
41 if not thumbnail_url:
42 continue
43 thumbnails.append({
44 'url': self._proto_relative_url(thumbnail_url, 'http:'),
45 'width': int_or_none(thumbnail.get('width')),
46 'height': int_or_none(thumbnail.get('height')),
47 })
48
49 subtitles = {}
50 media_subtitle = get_media_node('subTitle')
51 if media_subtitle:
52 if isinstance(media_subtitle, dict):
53 media_subtitle = [media_subtitle]
54 for subtitle_data in media_subtitle:
55 subtitle = subtitle_data.get('@attributes', {})
56 subtitle_href = url_or_none(subtitle.get('href'))
57 if not subtitle_href:
58 continue
59 subtitles.setdefault(subtitle.get('lang') or 'en', []).append({
60 'url': subtitle_href,
61 'ext': mimetype2ext(subtitle.get('type')) or determine_ext(subtitle_href),
62 })
63
64 formats = []
65 media_content = get_media_node('content')
66 if isinstance(media_content, dict):
67 media_content = [media_content]
68 for media_data in media_content:
69 media = media_data.get('@attributes', {})
70 media_url = url_or_none(media.get('url'))
71 if not media_url:
72 continue
73 ext = mimetype2ext(media.get('type')) or determine_ext(media_url)
74 if ext == 'f4m':
75 formats.extend(self._extract_f4m_formats(
76 media_url + '?hdcore=3.4.0&plugin=aasp-3.4.0.132.124',
77 video_id, f4m_id='hds', fatal=False))
78 elif ext == 'm3u8':
79 formats.extend(self._extract_m3u8_formats(
80 media_url, video_id, 'mp4', m3u8_id='hls', fatal=False))
81 else:
82 formats.append({
83 'format_id': media_data.get('media-category', {}).get('@attributes', {}).get('label'),
84 'url': media_url,
85 'tbr': int_or_none(media.get('bitrate')),
86 'filesize': int_or_none(media.get('fileSize')),
87 'ext': ext,
88 })
89
90 self._sort_formats(formats)
91
92 timestamp = unified_timestamp(item.get('pubDate'), ' ') or parse_iso8601(item.get('dc-date'))
93
94 return {
95 'id': video_id,
96 'title': get_media_node('title'),
97 'description': get_media_node('description'),
98 'thumbnails': thumbnails,
99 'timestamp': timestamp,
100 'duration': int_or_none(media_content[0].get('@attributes', {}).get('duration')),
101 'subtitles': subtitles,
102 'formats': formats,
103 }
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