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Code Issues Releases Wiki Activity

[youtube] skip OTF formats(#28070)

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This commit is contained in:
Remita Amine 2021-02-04 13:05:35 +01:00
parent a4bdc3112b
commit 1641b13232
1 changed files with 17 additions and 11 deletions
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28
youtube_dl/extractor/youtube.py
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@ -1477,6 +1477,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
formats = []
itags = []
itag_qualities = {}
player_url = None
q = qualities(['tiny', 'small', 'medium', 'large', 'hd720', 'hd1080', 'hd1440', 'hd2160', 'hd2880', 'highres'])
streaming_data = player_response.get('streamingData') or {}
@ -1486,6 +1487,16 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
if fmt.get('targetDurationSec') or fmt.get('drmFamilies'):
continue
itag = str_or_none(fmt.get('itag'))
quality = fmt.get('quality')
if itag and quality:
itag_qualities[itag] = quality
# FORMAT_STREAM_TYPE_OTF(otf=1) requires downloading the init fragment
# (adding `&sq=0` to the URL) and parsing emsg box to determine the
# number of fragment that would subsequently requested with (`&sq=N`)
if fmt.get('type') == 'FORMAT_STREAM_TYPE_OTF':
continue
fmt_url = fmt.get('url')
if not fmt_url:
sc = compat_parse_qs(fmt.get('signatureCipher'))
@ -1505,10 +1516,8 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
sp = try_get(sc, lambda x: x['sp'][0]) or 'signature'
fmt_url += '&' + sp + '=' + signature
itag = str_or_none(fmt.get('itag'))
if itag:
itags.append(itag)
quality = fmt.get('quality')
dct = {
'asr': int_or_none(fmt.get('audioSampleRate')),
'filesize': int_or_none(fmt.get('contentLength')),
@ -1549,22 +1558,19 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
if self._downloader.params.get('youtube_include_dash_manifest'):
dash_manifest_url = streaming_data.get('dashManifestUrl')
if dash_manifest_url:
dash_formats = []
for f in self._extract_mpd_formats(
dash_manifest_url, video_id, fatal=False):
itag = f['format_id']
if itag in itags:
continue
if itag in itag_qualities:
f['quality'] = q(itag_qualities[itag])
filesize = int_or_none(self._search_regex(
r'/clen/(\d+)', f.get('fragment_base_url')
or f['url'], 'file size', default=None))
if filesize:
f['filesize'] = filesize
dash_formats.append(f)
# Until further investigation prefer DASH formats as non-DASH
# may not be available (see [1])
# 1. https://github.com/ytdl-org/youtube-dl/issues/28070
if dash_formats:
dash_formats_keys = [f['format_id'] for f in dash_formats]
formats = [f for f in formats if f['format_id'] not in dash_formats_keys]
formats.extend(dash_formats)
formats.append(f)
if not formats:
if streaming_data.get('licenseInfos'):