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[screencast] Add suppot for more video types (#3236)

totalwebcasting
Philipp Hagemeister 11 years ago
parent
commit
40c696e5c6
2 changed files with 60 additions and 13 deletions
  1. +2
    -2
      youtube_dl/extractor/common.py
  2. +58
    -11
      youtube_dl/extractor/screencast.py

+ 2
- 2
youtube_dl/extractor/common.py View File

@ -463,14 +463,14 @@ class InfoExtractor(object):
def _og_search_url(self, html, **kargs):
return self._og_search_property('url', html, **kargs)
def _html_search_meta(self, name, html, display_name=None, fatal=False):
def _html_search_meta(self, name, html, display_name=None, fatal=False, **kwargs):
if display_name is None:
display_name = name
return self._html_search_regex(
r'''(?ix)<meta
(?=[^>]+(?:itemprop|name|property)=["\']%s["\'])
[^>]+content=["\']([^"\']+)["\']''' % re.escape(name),
html, display_name, fatal=fatal)
html, display_name, fatal=fatal, **kwargs)
def _dc_search_uploader(self, html):
return self._html_search_meta('dc.creator', html, 'uploader')


+ 58
- 11
youtube_dl/extractor/screencast.py View File

@ -5,6 +5,7 @@ import re
from .common import InfoExtractor
from ..utils import (
ExtractorError,
compat_parse_qs,
compat_urllib_request,
)
@ -12,7 +13,7 @@ from ..utils import (
class ScreencastIE(InfoExtractor):
_VALID_URL = r'https?://www\.screencast\.com/t/(?P<id>[a-zA-Z0-9]+)'
_TEST = {
_TESTS = [{
'url': 'http://www.screencast.com/t/3ZEjQXlT',
'md5': '917df1c13798a3e96211dd1561fded83',
'info_dict': {
@ -20,24 +21,70 @@ class ScreencastIE(InfoExtractor):
'ext': 'm4v',
'title': 'Color Measurement with Ocean Optics Spectrometers',
'description': 'md5:240369cde69d8bed61349a199c5fb153',
'thumbnail': 're:^https?://.*\.jpg$'
'thumbnail': 're:^https?://.*\.(?:gif|jpg)$',
}
}
}, {
'url': 'http://www.screencast.com/t/V2uXehPJa1ZI',
'md5': 'e8e4b375a7660a9e7e35c33973410d34',
'info_dict': {
'id': 'V2uXehPJa1ZI',
'ext': 'mov',
'title': 'The Amadeus Spectrometer',
'description': 're:^In this video, our friends at.*To learn more about Amadeus, visit',
'thumbnail': 're:^https?://.*\.(?:gif|jpg)$',
}
}, {
'url': 'http://www.screencast.com/t/aAB3iowa',
'md5': 'dedb2734ed00c9755761ccaee88527cd',
'info_dict': {
'id': 'aAB3iowa',
'ext': 'mp4',
'title': 'Google Earth Export',
'description': 'Provides a demo of a CommunityViz export to Google Earth, one of the 3D viewing options.',
'thumbnail': 're:^https?://.*\.(?:gif|jpg)$',
}
},
]
def _real_extract(self, url):
mobj = re.match(self._VALID_URL, url)
video_id = mobj.group('id')
webpage = self._download_webpage(url, video_id)
flash_vars_s = self._html_search_regex(
r'<param name="flashVars" value="([^"]+)"', webpage, 'flash vars')
flash_vars = compat_parse_qs(flash_vars_s)
video_url = self._html_search_regex(
r'<embed name="Video".*?src="([^"]+)"', webpage,
'QuickTime embed', default=None)
if video_url is None:
flash_vars_s = self._html_search_regex(
r'<param name="flashVars" value="([^"]+)"', webpage, 'flash vars',
default=None)
if flash_vars_s:
flash_vars = compat_parse_qs(flash_vars_s)
video_url_raw = compat_urllib_request.quote(
flash_vars['content'][0])
video_url = video_url_raw.replace('http%3A', 'http:')
if video_url is None:
video_meta = self._html_search_meta(
'og:video', webpage, default=None)
if video_meta:
video_url = self._search_regex(
r'src=(.*?)(?:$|&)', video_meta,
'meta tag video URL', default=None)
if video_url is None:
raise ExtractorError('Cannot find video')
thumbnail = flash_vars.get('thumb', [None])[0]
video_url_raw = compat_urllib_request.quote(flash_vars['content'][0])
video_url = video_url_raw.replace('http%3A', 'http:')
title = self._og_search_title(webpage)
description = self._og_search_description(webpage)
title = self._og_search_title(webpage, default=None)
if title is None:
title = self._html_search_regex(
r'class="tabSeperator">></span><span class="tabText">(.*?)<',
webpage, 'title')
thumbnail = self._og_search_thumbnail(webpage)
description = self._og_search_description(webpage, default=None)
if description is None:
description = self._html_search_meta('description', webpage)
return {
'id': video_id,


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