[pbs] Clarify comment on http formats

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Sergey M․ 2016-08-13 22:50:18 +07:00
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commit 5ec5461e1a
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@ -506,12 +506,12 @@ class PBSIE(InfoExtractor):
if http_url:
for m3u8_format in m3u8_formats:
bitrate = self._search_regex(r'(\d+)k', m3u8_format['url'], 'bitrate', default=None)
# lower qualities(150k and 192k) are not available as http formats
# https://github.com/rg3/youtube-dl/commit/cbc032c8b70a038a69259378c92b4ba97b42d491#commitcomment-17313656
# we will try to extract any http format higher than than the lowest quality documented in
# https://projects.pbs.org/confluence/display/coveapi/COVE+Video+Specifications
# as there also undocumented http formats formats(4500k and 6500k)
# http://www.pbs.org/video/2365815229/
# Lower qualities (150k and 192k) are not available as HTTP formats (see [1]),
# we won't try extracting them.
# Since summer 2016 higher quality formats (4500k and 6500k) are also available
# albeit they are not documented in [2].
# 1. https://github.com/rg3/youtube-dl/commit/cbc032c8b70a038a69259378c92b4ba97b42d491#commitcomment-17313656
# 2. https://projects.pbs.org/confluence/display/coveapi/COVE+Video+Specifications
if not bitrate or int(bitrate) < 400:
continue
f_url = re.sub(r'\d+k|baseline', bitrate + 'k', http_url)