[YoutubeDL] Make `bestvideo+bestaudio/best` default format when merger is available

9 years ago · feccf29c87
parent 5b5fbc0867
commit feccf29c87
1 changed files with 5 additions and 1 deletions
--- a/youtube_dl/YoutubeDL.py
+++ b/youtube_dl/YoutubeDL.py
@ -1091,7 +1091,11 @@ class YoutubeDL(object):

        req_format = self.params.get('format')
        if req_format is None:
-            req_format = 'best'
+            req_format_list = []
+            if info_dict['extractor'] == 'youtube' and FFmpegMergerPP(self).available:
+                req_format_list.append('bestvideo+bestaudio')
+            req_format_list.append('best')
+            req_format = '/'.join(req_format_list)
        formats_to_download = []
        if req_format == 'all':
            formats_to_download = formats