from __future__ import unicode_literals
+import re
import json
import random
import collections
ExtractorError,
int_or_none,
parse_duration,
+ qualities,
sanitized_Request,
)
'low': {'width': 640, 'height': 480},
'medium': {'width': 848, 'height': 640},
'high': {'width': 1024, 'height': 768},
+ 'high-widescreen': {'width': 1280, 'height': 720},
}
+ QUALITIES_PREFERENCE = ('low', 'medium', 'high', 'high-widescreen',)
+ quality_key = qualities(QUALITIES_PREFERENCE)
+
AllowedQuality = collections.namedtuple('AllowedQuality', ['ext', 'qualities'])
ALLOWED_QUALITIES = (
- AllowedQuality('webm', ('high',)),
- AllowedQuality('mp4', ('low', 'medium', 'high',)),
+ AllowedQuality('webm', ['high', ]),
+ AllowedQuality('mp4', ['low', 'medium', 'high', ]),
)
+ # Some courses also offer widescreen resolution for high quality (see
+ # https://github.com/rg3/youtube-dl/issues/7766)
+ widescreen = True if re.search(
+ r'courseSupportsWidescreenVideoFormats\s*:\s*true', webpage) else False
+ best_quality = 'high-widescreen' if widescreen else 'high'
+ if widescreen:
+ for allowed_quality in ALLOWED_QUALITIES:
+ allowed_quality.qualities.append(best_quality)
+
# In order to minimize the number of calls to ViewClip API and reduce
# the probability of being throttled or banned by Pluralsight we will request
# only single format until formats listing was explicitly requested.
else:
def guess_allowed_qualities():
req_format = self._downloader.params.get('format') or 'best'
- req_format_split = req_format.split('-')
+ req_format_split = req_format.split('-', 1)
if len(req_format_split) > 1:
req_ext, req_quality = req_format_split
for allowed_quality in ALLOWED_QUALITIES:
if req_ext == allowed_quality.ext and req_quality in allowed_quality.qualities:
return (AllowedQuality(req_ext, (req_quality, )), )
req_ext = 'webm' if self._downloader.params.get('prefer_free_formats') else 'mp4'
- return (AllowedQuality(req_ext, ('high', )), )
+ return (AllowedQuality(req_ext, (best_quality, )), )
allowed_qualities = guess_allowed_qualities()
formats = []
- for ext, qualities in allowed_qualities:
- for quality in qualities:
+ for ext, qualities_ in allowed_qualities:
+ for quality in qualities_:
f = QUALITIES[quality].copy()
clip_post = {
'a': author,
'url': clip_url,
'ext': ext,
'format_id': format_id,
+ 'quality': quality_key(quality),
})
formats.append(f)
self._sort_formats(formats)
# { a = author, cn = clip_id, lc = end, m = name }
return {
- 'id': clip['clipName'],
+ 'id': clip.get('clipName') or clip['name'],
'title': '%s - %s' % (module['title'], clip['title']),
'duration': int_or_none(clip.get('duration')) or parse_duration(clip.get('formattedDuration')),
'creator': author,