YoutubeIE: extract the thumbnail in the best possible quality

11 years ago · 7763b04e5f
parent 9d7b44b4cc
commit 7763b04e5f
1 changed files with 6 additions and 1 deletions
--- a/youtube_dl/extractor/youtube.py
+++ b/youtube_dl/extractor/youtube.py
@ -473,7 +473,12 @@ class YoutubeIE(InfoExtractor):
        video_title = compat_urllib_parse.unquote_plus(video_info['title'][0])

        # thumbnail image
-        if 'thumbnail_url' not in video_info:
+        # We try first to get a high quality image:
+        m_thumb = re.search(r'<span itemprop="thumbnail".*?href="(.*?)">',
+                            video_webpage, re.DOTALL)
+        if m_thumb is not None:
+            video_thumbnail = m_thumb.group(1)
+        elif 'thumbnail_url' not in video_info:
            self._downloader.report_warning(u'unable to extract video thumbnail')
            video_thumbnail = ''
        else:   # don't panic if we can't find it