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https://github.com/ytdl-org/youtube-dl
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[Youtube] Construct dash formats with range
query
See yt-dlp/yt_dlp#6369
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@ -1694,8 +1694,9 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
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if n_response is None:
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# give up if descrambling failed
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break
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fmt['url'] = update_url(
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parsed_fmt_url, query_update={'n': [n_response]})
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for fmt_dct in traverse_obj(fmt, (None, (None, ('fragments', Ellipsis))), expected_type=dict):
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fmt_dct['url'] = update_url(
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fmt_dct['url'], query_update={'n': [n_response]})
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# from yt-dlp, with tweaks
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def _extract_signature_timestamp(self, video_id, player_url, ytcfg=None, fatal=False):
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@ -2047,10 +2048,19 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
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if no_video:
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dct['abr'] = tbr
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if no_audio or no_video:
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dct['downloader_options'] = {
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# Youtube throttles chunks >~10M
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'http_chunk_size': 10485760,
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}
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CHUNK_SIZE = 10 << 20
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# avoid Youtube throttling
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dct.update({
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'protocol': 'http_dash_segments',
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'fragments': [{
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'url': update_url_query(dct['url'], {
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'range': '{0}-{1}'.format(range_start, min(range_start + CHUNK_SIZE - 1, dct['filesize']))
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})
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} for range_start in range(0, dct['filesize'], CHUNK_SIZE)]
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} if dct['filesize'] else {
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'downloader_options': {'http_chunk_size': CHUNK_SIZE} # No longer useful?
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})
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if dct.get('ext'):
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dct['container'] = dct['ext'] + '_dash'
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formats.append(dct)
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