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| -rw-r--r-- | yt_dlp/utils.py | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/yt_dlp/utils.py b/yt_dlp/utils.py index 9697ba1c1..65408bf19 100644 --- a/yt_dlp/utils.py +++ b/yt_dlp/utils.py @@ -6307,6 +6307,12 @@ class FormatSorter: # if format.get('preference') is None and format.get('ext') in ('f4f', 'f4m'): # Not supported? # format['preference'] = -1000 + if format.get('preference') is None and format.get('ext') == 'flv' and re.match('[hx]265|he?vc?', format.get('vcodec') or ''): + # HEVC-over-FLV is out-of-spec by FLV's original spec + # ref. https://trac.ffmpeg.org/ticket/6389 + # ref. https://github.com/yt-dlp/yt-dlp/pull/5821 + format['preference'] = -100 + # Determine missing bitrates if format.get('tbr') is None: if format.get('vbr') is not None and format.get('abr') is not None: |