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[ie/youtube] Detect "super resolution" AI-upscaled formats (#15050)

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Closes #14923
Authored by: bashonly
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bashonly 2025-11-16 16:39:22 -06:00 • committed by GitHub
parent 6ee6a6fc58
commit 4cb5e191ef
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1 changed files with 12 additions and 4 deletions
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16
yt_dlp/extractor/youtube/_video.py
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@ -3150,6 +3150,9 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
self._downloader.deprecated_feature('[youtube] include_duplicate_formats extractor argument is deprecated. '
'Use formats=duplicate extractor argument instead')
def is_super_resolution(f_url):
return '1' in traverse_obj(f_url, ({parse_qs}, 'xtags', ..., {urllib.parse.parse_qs}, 'sr', ...))
def solve_sig(s, spec):
return ''.join(s[i] for i in spec)
@ -3202,7 +3205,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
def get_stream_id(fmt_stream):
return str_or_none(fmt_stream.get('itag')), traverse_obj(fmt_stream, 'audioTrack', 'id'), fmt_stream.get('isDrc')
def process_format_stream(fmt_stream, proto, missing_pot):
def process_format_stream(fmt_stream, proto, missing_pot, super_resolution=False):
itag = str_or_none(fmt_stream.get('itag'))
audio_track = fmt_stream.get('audioTrack') or {}
quality = fmt_stream.get('quality')
@ -3253,10 +3256,13 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
dct = {
'asr': int_or_none(fmt_stream.get('audioSampleRate')),
'filesize': int_or_none(fmt_stream.get('contentLength')),
'format_id': f'{itag}{"-drc" if fmt_stream.get("isDrc") else ""}',
'format_id': join_nonempty(itag, (
'drc' if fmt_stream.get('isDrc')
else 'sr' if super_resolution
else None)),
'format_note': join_nonempty(
join_nonempty(audio_track.get('displayName'), audio_track.get('audioIsDefault') and '(default)', delim=' '),
name, fmt_stream.get('isDrc') and 'DRC',
name, fmt_stream.get('isDrc') and 'DRC', super_resolution and 'AI-upscaled',
try_get(fmt_stream, lambda x: x['projectionType'].replace('RECTANGULAR', '').lower()),
try_get(fmt_stream, lambda x: x['spatialAudioType'].replace('SPATIAL_AUDIO_TYPE_', '').lower()),
is_damaged and 'DAMAGED', missing_pot and 'MISSING POT',
@ -3342,7 +3348,9 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
self.report_warning(msg, video_id, only_once=True)
continue
fmt = process_format_stream(fmt_stream, proto, missing_pot=require_po_token and not po_token)
fmt = process_format_stream(
fmt_stream, proto, missing_pot=require_po_token and not po_token,
super_resolution=is_super_resolution(fmt_url))
if not fmt:
continue