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Add option --throttled-rate below which video data is re-extracted

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Currently only for HTTP downloads

Closes #430, workaround for https://github.com/ytdl-org/youtube-dl/issues/29326
This commit is contained in:
pukkandan
2021-06-23 04:41:09 +05:30
parent 4c7853de14
commit 51d9739f80
6 changed files with 41 additions and 6 deletions
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6
yt_dlp/downloader/common.py
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@@ -14,6 +14,7 @@ from ..utils import (
format_bytes,
shell_quote,
timeconvert,
ThrottledDownload,
)
@@ -32,6 +33,7 @@ class FileDownloader(object):
verbose: Print additional info to stdout.
quiet: Do not print messages to stdout.
ratelimit: Download speed limit, in bytes/sec.
throttledratelimit: Assume the download is being throttled below this speed (bytes/sec)
retries: Number of times to retry for HTTP error 5xx
buffersize: Size of download buffer in bytes.
noresizebuffer: Do not automatically resize the download buffer.
@@ -170,7 +172,7 @@ class FileDownloader(object):
def slow_down(self, start_time, now, byte_counter):
"""Sleep if the download speed is over the rate limit."""
rate_limit = self.params.get('ratelimit')
if rate_limit is None or byte_counter == 0:
if byte_counter == 0:
return
if now is None:
now = time.time()
@@ -178,7 +180,7 @@ class FileDownloader(object):
if elapsed <= 0.0:
return
speed = float(byte_counter) / elapsed
if speed > rate_limit:
if rate_limit is not None and speed > rate_limit:
sleep_time = float(byte_counter) / rate_limit - elapsed
if sleep_time > 0:
time.sleep(sleep_time)