mirror of
https://github.com/yt-dlp/yt-dlp.git
synced 2024-11-30 23:50:09 +01:00
132 lines
4.9 KiB
Python
132 lines
4.9 KiB
Python
from __future__ import unicode_literals
|
|
|
|
import re
|
|
|
|
from .common import InfoExtractor
|
|
from ..utils import (
|
|
int_or_none,
|
|
parse_duration,
|
|
remove_end,
|
|
xpath_element,
|
|
xpath_text,
|
|
)
|
|
|
|
|
|
class DigitallySpeakingIE(InfoExtractor):
|
|
_VALID_URL = r'https?://(?:s?evt\.dispeak|events\.digitallyspeaking)\.com/(?:[^/]+/)+xml/(?P<id>[^.]+)\.xml'
|
|
|
|
_TESTS = [{
|
|
# From http://gdcvault.com/play/1023460/Tenacious-Design-and-The-Interface
|
|
'url': 'http://evt.dispeak.com/ubm/gdc/sf16/xml/840376_BQRC.xml',
|
|
'md5': 'a8efb6c31ed06ca8739294960b2dbabd',
|
|
'info_dict': {
|
|
'id': '840376_BQRC',
|
|
'ext': 'mp4',
|
|
'title': 'Tenacious Design and The Interface of \'Destiny\'',
|
|
},
|
|
}, {
|
|
# From http://www.gdcvault.com/play/1014631/Classic-Game-Postmortem-PAC
|
|
'url': 'http://events.digitallyspeaking.com/gdc/sf11/xml/12396_1299111843500GMPX.xml',
|
|
'only_matching': True,
|
|
}, {
|
|
# From http://www.gdcvault.com/play/1013700/Advanced-Material
|
|
'url': 'http://sevt.dispeak.com/ubm/gdc/eur10/xml/11256_1282118587281VNIT.xml',
|
|
'only_matching': True,
|
|
}, {
|
|
# From https://gdcvault.com/play/1016624, empty speakerVideo
|
|
'url': 'https://sevt.dispeak.com/ubm/gdc/online12/xml/201210-822101_1349794556671DDDD.xml',
|
|
'info_dict': {
|
|
'id': '201210-822101_1349794556671DDDD',
|
|
'ext': 'flv',
|
|
'title': 'Pre-launch - Preparing to Take the Plunge',
|
|
},
|
|
}, {
|
|
# From http://www.gdcvault.com/play/1014846/Conference-Keynote-Shigeru, empty slideVideo
|
|
'url': 'http://events.digitallyspeaking.com/gdc/project25/xml/p25-miyamoto1999_1282467389849HSVB.xml',
|
|
'only_matching': True,
|
|
}]
|
|
|
|
def _parse_mp4(self, metadata):
|
|
video_formats = []
|
|
video_root = None
|
|
|
|
mp4_video = xpath_text(metadata, './mp4video', default=None)
|
|
if mp4_video is not None:
|
|
mobj = re.match(r'(?P<root>https?://.*?/).*', mp4_video)
|
|
video_root = mobj.group('root')
|
|
if video_root is None:
|
|
http_host = xpath_text(metadata, 'httpHost', default=None)
|
|
if http_host:
|
|
video_root = 'http://%s/' % http_host
|
|
if video_root is None:
|
|
# Hard-coded in http://evt.dispeak.com/ubm/gdc/sf16/custom/player2.js
|
|
# Works for GPUTechConf, too
|
|
video_root = 'http://s3-2u.digitallyspeaking.com/'
|
|
|
|
formats = metadata.findall('./MBRVideos/MBRVideo')
|
|
if not formats:
|
|
return None
|
|
for a_format in formats:
|
|
stream_name = xpath_text(a_format, 'streamName', fatal=True)
|
|
video_path = re.match(r'mp4\:(?P<path>.*)', stream_name).group('path')
|
|
url = video_root + video_path
|
|
bitrate = xpath_text(a_format, 'bitrate')
|
|
tbr = int_or_none(bitrate)
|
|
vbr = int_or_none(self._search_regex(
|
|
r'-(\d+)\.mp4', video_path, 'vbr', default=None))
|
|
abr = tbr - vbr if tbr and vbr else None
|
|
video_formats.append({
|
|
'format_id': bitrate,
|
|
'url': url,
|
|
'tbr': tbr,
|
|
'vbr': vbr,
|
|
'abr': abr,
|
|
})
|
|
return video_formats
|
|
|
|
def _parse_flv(self, metadata):
|
|
formats = []
|
|
akamai_url = xpath_text(metadata, './akamaiHost', fatal=True)
|
|
audios = metadata.findall('./audios/audio')
|
|
for audio in audios:
|
|
formats.append({
|
|
'url': 'rtmp://%s/ondemand?ovpfv=1.1' % akamai_url,
|
|
'play_path': remove_end(audio.get('url'), '.flv'),
|
|
'ext': 'flv',
|
|
'vcodec': 'none',
|
|
'quality': 1,
|
|
'format_id': audio.get('code'),
|
|
})
|
|
for video_key, format_id, preference in (
|
|
('slide', 'slides', -2), ('speaker', 'speaker', -1)):
|
|
video_path = xpath_text(metadata, './%sVideo' % video_key)
|
|
if not video_path:
|
|
continue
|
|
formats.append({
|
|
'url': 'rtmp://%s/ondemand?ovpfv=1.1' % akamai_url,
|
|
'play_path': remove_end(video_path, '.flv'),
|
|
'ext': 'flv',
|
|
'format_note': '%s video' % video_key,
|
|
'quality': preference,
|
|
'format_id': format_id,
|
|
})
|
|
return formats
|
|
|
|
def _real_extract(self, url):
|
|
video_id = self._match_id(url)
|
|
|
|
xml_description = self._download_xml(url, video_id)
|
|
metadata = xpath_element(xml_description, 'metadata')
|
|
|
|
video_formats = self._parse_mp4(metadata)
|
|
if video_formats is None:
|
|
video_formats = self._parse_flv(metadata)
|
|
|
|
return {
|
|
'id': video_id,
|
|
'formats': video_formats,
|
|
'title': xpath_text(metadata, 'title', fatal=True),
|
|
'duration': parse_duration(xpath_text(metadata, 'endTime')),
|
|
'creator': xpath_text(metadata, 'speaker'),
|
|
}
|