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