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[extractor/youtube] Construct dash formats with `range` query 

Closes #6369
This commit is contained in:
pukkandan 2023-02-28 23:03:44 +05:30
parent 4d248e29d2
commit 5038f6d713
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1 changed files with 13 additions and 4 deletions
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17
yt_dlp/extractor/youtube.py
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@ -3776,10 +3776,19 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
if no_video:
dct['abr'] = tbr
if no_audio or no_video:
dct['downloader_options'] = {
# Youtube throttles chunks >~10M
'http_chunk_size': 10485760,
}
CHUNK_SIZE = 10 << 20
dct.update({
'request_data': b'x',
'protocol': 'http_dash_segments',
'fragments': [{
'url': update_url_query(dct['url'], {
'range': f'{range_start}-{min(range_start + CHUNK_SIZE - 1, dct["filesize"])}'
})
} for range_start in range(0, dct['filesize'], CHUNK_SIZE)]
} if dct['filesize'] else {
'downloader_options': {'http_chunk_size': CHUNK_SIZE} # No longer useful?
})
if dct.get('ext'):
dct['container'] = dct['ext'] + '_dash'