felix 2021-05-23 18:34:53 +02:00 committed by pukkandan
parent cdb19aa4c2
commit 3fd4c2a543
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@ -122,6 +122,52 @@ def _extract_urls(webpage):
r'(?xi)<iframe\b[^>]+\bsrc=(["\'])(?P<url>(?:(?:https?:)?//[^/]+)?/Mediasite/Play/%s(?:\?.*?)?)\1' % _ID_RE,
webpage)]
def __extract_slides(self, *, stream_id, snum, Stream, duration, images):
slide_base_url = Stream['SlideBaseUrl']
fname_template = Stream['SlideImageFileNameTemplate']
if fname_template != 'slide_{0:D4}.jpg':
self.report_warning('Unusual slide file name template; report a bug if slide downloading fails')
fname_template = re.sub(r'\{0:D([0-9]+)\}', r'{0:0\1}', fname_template)
fragments = []
for i, slide in enumerate(Stream['Slides']):
if i == 0:
if slide['Time'] > 0:
default_slide = images.get('DefaultSlide')
if default_slide is None:
default_slide = images.get('DefaultStreamImage')
if default_slide is not None:
default_slide = default_slide['ImageFilename']
if default_slide is not None:
fragments.append({
'path': default_slide,
'duration': slide['Time'] / 1000,
})
next_time = try_get(None, [
lambda _: Stream['Slides'][i + 1]['Time'],
lambda _: duration,
lambda _: slide['Time'],
], expected_type=(int, float))
fragments.append({
'path': fname_template.format(slide.get('Number', i + 1)),
'duration': (next_time - slide['Time']) / 1000
})
return {
'format_id': '%s-%u.slides' % (stream_id, snum),
'ext': 'mhtml',
'url': slide_base_url,
'protocol': 'mhtml',
'acodec': 'none',
'vcodec': 'none',
'format_note': 'Slides',
'fragments': fragments,
'fragment_base_url': slide_base_url,
}
def _real_extract(self, url):
url, data = unsmuggle_url(url, {})
mobj = re.match(self._VALID_URL, url)
@ -198,10 +244,15 @@ def _real_extract(self, url):
'ext': mimetype2ext(VideoUrl.get('MimeType')),
})
# TODO: if Stream['HasSlideContent']:
# synthesise an MJPEG video stream '%s-%u.slides' % (stream_type, snum)
# from Stream['Slides']
# this will require writing a custom downloader...
if Stream.get('HasSlideContent', False):
images = player_options['PlayerLayoutOptions']['Images']
stream_formats.append(self.__extract_slides(
stream_id=stream_id,
snum=snum,
Stream=Stream,
duration=presentation.get('Duration'),
images=images,
))
# disprefer 'secondary' streams
if stream_type != 0: