56 lines
2.0 KiB
Python
56 lines
2.0 KiB
Python
# coding: utf-8
|
|
from __future__ import unicode_literals
|
|
|
|
from .common import InfoExtractor
|
|
from ..utils import (
|
|
xpath_element,
|
|
xpath_text,
|
|
int_or_none,
|
|
parse_duration,
|
|
)
|
|
|
|
|
|
class GPUTechConfIE(InfoExtractor):
|
|
_VALID_URL = r'https?://on-demand\.gputechconf\.com/gtc/2015/video/S(?P<id>\d+)\.html'
|
|
_TEST = {
|
|
'url': 'http://on-demand.gputechconf.com/gtc/2015/video/S5156.html',
|
|
'md5': 'a8862a00a0fd65b8b43acc5b8e33f798',
|
|
'info_dict': {
|
|
'id': '5156',
|
|
'ext': 'mp4',
|
|
'title': 'Coordinating More Than 3 Million CUDA Threads for Social Network Analysis',
|
|
'duration': 1219,
|
|
}
|
|
}
|
|
|
|
def _real_extract(self, url):
|
|
video_id = self._match_id(url)
|
|
webpage = self._download_webpage(url, video_id)
|
|
|
|
root_path = self._search_regex(r'var\s+rootPath\s*=\s*"([^"]+)', webpage, 'root path', 'http://evt.dispeak.com/nvidia/events/gtc15/')
|
|
xml_file_id = self._search_regex(r'var\s+xmlFileId\s*=\s*"([^"]+)', webpage, 'xml file id')
|
|
|
|
doc = self._download_xml('%sxml/%s.xml' % (root_path, xml_file_id), video_id)
|
|
|
|
metadata = xpath_element(doc, 'metadata')
|
|
http_host = xpath_text(metadata, 'httpHost', 'http host', True)
|
|
mbr_videos = xpath_element(metadata, 'MBRVideos')
|
|
|
|
formats = []
|
|
for mbr_video in mbr_videos.findall('MBRVideo'):
|
|
stream_name = xpath_text(mbr_video, 'streamName')
|
|
if stream_name:
|
|
formats.append({
|
|
'url': 'http://%s/%s' % (http_host, stream_name.replace('mp4:', '')),
|
|
'tbr': int_or_none(xpath_text(mbr_video, 'bitrate')),
|
|
})
|
|
self._sort_formats(formats)
|
|
|
|
return {
|
|
'id': video_id,
|
|
'title': xpath_text(metadata, 'title'),
|
|
'duration': parse_duration(xpath_text(metadata, 'endTime')),
|
|
'creator': xpath_text(metadata, 'speaker'),
|
|
'formats': formats,
|
|
}
|