[ndr] Improve thumbnail extraction

10 years ago · 4ea5c7b70d
parent 8dfa187b8a
commit 4ea5c7b70d
1 changed files with 1 additions and 1 deletions
--- a/youtube_dl/extractor/ndr.py
+++ b/youtube_dl/extractor/ndr.py
@ -71,7 +71,7 @@ class NDRIE(InfoExtractor):
            thumbnails = re.findall(r'''\d+: {src: "([^"]+)"(?: \|\| '[^']+')?, quality: '([^']+)'}''', page)
            if thumbnails:
                QUALITIES = ['xs', 's', 'm', 'l', 'xl']
-                thumbnails.sort(key=lambda thumb: QUALITIES.index(thumb[1]))
+                thumbnails.sort(key=lambda thumb: QUALITIES.index(thumb[1]) if thumb[1] in QUALITIES else -1)
                thumbnail = 'http://www.ndr.de' + thumbnails[-1][0]

            for format_id in ['lo', 'hi', 'hq']: