[screencast] Improve extraction (closes #14617, closes #17990)

6 years ago · a1d1c63678
1 changed files with 2 additions and 1 deletions
--- a/youtube_dl/extractor/screencast.py
+++ b/youtube_dl/extractor/screencast.py
@ -92,7 +92,8 @@ class ScreencastIE(InfoExtractor):

        if video_url is None:
            video_url = self._html_search_regex(
-                r'"MediaContentUrl":"([^"]+)"', webpage, 'media content url', default=None)
+                r'MediaContentUrl["\']\s*:(["\'])(?P<url>(?:(?!\1).)+)\1',
+                webpage, 'video url', default=None, group='url')

        if video_url is None:
            video_url = self._html_search_meta(