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-rw-r--r--youtube_dl/extractor/common.py41
1 files changed, 41 insertions, 0 deletions
diff --git a/youtube_dl/extractor/common.py b/youtube_dl/extractor/common.py
index 123af43c6..280693d1d 100644
--- a/youtube_dl/extractor/common.py
+++ b/youtube_dl/extractor/common.py
@@ -436,6 +436,47 @@ class InfoExtractor(object):
}
return RATING_TABLE.get(rating.lower(), None)
+ def _sort_formats(self, formats):
+ def _formats_key(f):
+ preference = f.get('preference')
+ if preference is None:
+ preference = 0 if f.get('url', '').startswith('http') else -0.1
+ if f.get('ext') in ['f4f', 'f4m']: # Not yet supported
+ preference -= 0.5
+
+ if f.get('vcodec') == 'none': # audio only
+ if self._downloader.params.get('prefer_free_formats'):
+ ORDER = [u'aac', u'mp3', u'm4a', u'webm', u'ogg', u'opus']
+ else:
+ ORDER = [u'webm', u'opus', u'ogg', u'mp3', u'aac', u'm4a']
+ ext_preference = 0
+ try:
+ audio_ext_preference = ORDER.index(f['ext'])
+ except ValueError:
+ audio_ext_preference = -1
+ else:
+ if self._downloader.params.get('prefer_free_formats'):
+ ORDER = [u'flv', u'mp4', u'webm']
+ else:
+ ORDER = [u'webm', u'flv', u'mp4']
+ try:
+ ext_preference = ORDER.index(f['ext'])
+ except ValueError:
+ ext_preference = -1
+ audio_ext_preference = 0
+
+ return (
+ preference,
+ f.get('height') if f.get('height') is not None else -1,
+ f.get('width') if f.get('width') is not None else -1,
+ ext_preference,
+ f.get('vbr') if f.get('vbr') is not None else -1,
+ f.get('abr') if f.get('abr') is not None else -1,
+ audio_ext_preference,
+ f.get('filesize') if f.get('filesize') is not None else -1,
+ f.get('format_id'),
+ )
+ formats.sort(key=_formats_key)
class SearchInfoExtractor(InfoExtractor):