yt-dlp/youtube_dl/extractor/amp.py

85 lines
3.3 KiB
Python

# coding: utf-8
from __future__ import unicode_literals
from .common import InfoExtractor
from ..utils import (
int_or_none,
parse_iso8601,
)
class AMPIE(InfoExtractor):
def _get_media_node(self, item, name, default=None):
media_name = 'media-%s' % name
media_group = item.get('media-group') or item
return media_group.get(media_name) or item.get(media_name) or item.get(name, default)
# parse Akamai Adaptive Media Player feed
def _extract_feed_info(self, url):
item = self._download_json(
url, None,
'Downloading Akamai AMP feed',
'Unable to download Akamai AMP feed'
)['channel']['item']
video_id = item['guid']
thumbnails = []
media_thumbnail = self._get_media_node(item, 'thumbnail')
if media_thumbnail:
if isinstance(media_thumbnail, dict):
media_thumbnail = [media_thumbnail]
for thumbnail_data in media_thumbnail:
thumbnail = thumbnail_data['@attributes']
thumbnails.append({
'url': self._proto_relative_url(thumbnail['url'], 'http:'),
'width': int_or_none(thumbnail.get('width')),
'height': int_or_none(thumbnail.get('height')),
})
subtitles = {}
media_subtitle = self._get_media_node(item, 'subTitle')
if media_subtitle:
if isinstance(media_subtitle, dict):
media_subtitle = [media_subtitle]
for subtitle_data in media_subtitle:
subtitle = subtitle_data['@attributes']
lang = subtitle.get('lang') or 'en'
subtitles[lang] = [{'url': subtitle['href']}]
formats = []
media_content = self._get_media_node(item, 'content')
if isinstance(media_content, dict):
media_content = [media_content]
for media_data in media_content:
media = media_data['@attributes']
media_type = media['type']
if media_type == 'video/f4m':
f4m_formats = self._extract_f4m_formats(media['url'] + '?hdcore=3.4.0&plugin=aasp-3.4.0.132.124', video_id, f4m_id='hds', fatal=False)
if f4m_formats:
formats.extend(f4m_formats)
elif media_type == 'application/x-mpegURL':
m3u8_formats = self._extract_m3u8_formats(media['url'], video_id, m3u8_id='hls', fatal=False)
if m3u8_formats:
formats.extend(m3u8_formats)
else:
formats.append({
'format_id': media_data['media-category']['@attributes']['label'],
'url': media['url'],
'preference': 1,
'vbr': int_or_none(media.get('bitrate')),
'filesize': int_or_none(media.get('fileSize')),
})
self._sort_formats(formats)
return {
'id': video_id,
'title': self._get_media_node(item, 'title'),
'description': self._get_media_node(item, 'description'),
'thumbnails': thumbnails,
'timestamp': parse_iso8601(item.get('pubDate'), ' '),
'duration': int_or_none(media_content[0].get('@attributes', {}).get('duration')),
'formats': formats,
}