mirror of
https://github.com/ytdl-org/youtube-dl.git
synced 2024-12-22 16:57:40 +00:00
[common] _parse_dash_manifest() from youtube.py
This commit is contained in:
Yen Chi Hsuan
parent
05d0d131a7
commit
17b598d30c
2 changed files with 52 additions and 52 deletions
|
|
@ -1330,6 +1330,58 @@ class InfoExtractor(object):
|
|||
})
|
||||
return entries
|
||||
|
||||
def _parse_dash_manifest(self, video_id, dash_doc, fatal=True):
|
||||
formats = []
|
||||
for a in dash_doc.findall('.//{urn:mpeg:DASH:schema:MPD:2011}AdaptationSet'):
|
||||
mime_type = a.attrib.get('mimeType')
|
||||
for r in a.findall('{urn:mpeg:DASH:schema:MPD:2011}Representation'):
|
||||
url_el = r.find('{urn:mpeg:DASH:schema:MPD:2011}BaseURL')
|
||||
if url_el is None:
|
||||
continue
|
||||
if mime_type == 'text/vtt':
|
||||
# TODO implement WebVTT downloading
|
||||
pass
|
||||
elif mime_type.startswith('audio/') or mime_type.startswith('video/'):
|
||||
segment_list = r.find('{urn:mpeg:DASH:schema:MPD:2011}SegmentList')
|
||||
format_id = r.attrib['id']
|
||||
video_url = url_el.text
|
||||
filesize = int_or_none(url_el.attrib.get('{http://youtube.com/yt/2012/10/10}contentLength'))
|
||||
f = {
|
||||
'format_id': format_id,
|
||||
'url': video_url,
|
||||
'width': int_or_none(r.attrib.get('width')),
|
||||
'height': int_or_none(r.attrib.get('height')),
|
||||
'tbr': int_or_none(r.attrib.get('bandwidth'), 1000),
|
||||
'asr': int_or_none(r.attrib.get('audioSamplingRate')),
|
||||
'filesize': filesize,
|
||||
'fps': int_or_none(r.attrib.get('frameRate')),
|
||||
}
|
||||
if segment_list is not None:
|
||||
f.update({
|
||||
'initialization_url': segment_list.find('{urn:mpeg:DASH:schema:MPD:2011}Initialization').attrib['sourceURL'],
|
||||
'segment_urls': [segment.attrib.get('media') for segment in segment_list.findall('{urn:mpeg:DASH:schema:MPD:2011}SegmentURL')],
|
||||
'protocol': 'http_dash_segments',
|
||||
})
|
||||
try:
|
||||
existing_format = next(
|
||||
fo for fo in formats
|
||||
if fo['format_id'] == format_id)
|
||||
except StopIteration:
|
||||
full_info = self._formats.get(format_id, {}).copy()
|
||||
full_info.update(f)
|
||||
codecs = r.attrib.get('codecs')
|
||||
if codecs:
|
||||
if full_info.get('acodec') == 'none':
|
||||
full_info['vcodec'] = codecs
|
||||
elif full_info.get('vcodec') == 'none':
|
||||
full_info['acodec'] = codecs
|
||||
formats.append(full_info)
|
||||
else:
|
||||
existing_format.update(f)
|
||||
else:
|
||||
self.report_warning('Unknown MIME type %s in DASH manifest' % mime_type)
|
||||
return formats
|
||||
|
||||
def _live_title(self, name):
|
||||
""" Generate the title for a live video """
|
||||
now = datetime.datetime.now()
|
||||
|
|
|
|||
|
|
@ -1035,58 +1035,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
|
|||
url = 'https://www.youtube.com/annotations_invideo?features=1&legacy=1&video_id=%s' % video_id
|
||||
return self._download_webpage(url, video_id, note='Searching for annotations.', errnote='Unable to download video annotations.')
|
||||
|
||||
def _parse_dash_manifest(self, video_id, dash_doc, fatal=True):
|
||||
formats = []
|
||||
for a in dash_doc.findall('.//{urn:mpeg:DASH:schema:MPD:2011}AdaptationSet'):
|
||||
mime_type = a.attrib.get('mimeType')
|
||||
for r in a.findall('{urn:mpeg:DASH:schema:MPD:2011}Representation'):
|
||||
url_el = r.find('{urn:mpeg:DASH:schema:MPD:2011}BaseURL')
|
||||
if url_el is None:
|
||||
continue
|
||||
if mime_type == 'text/vtt':
|
||||
# TODO implement WebVTT downloading
|
||||
pass
|
||||
elif mime_type.startswith('audio/') or mime_type.startswith('video/'):
|
||||
segment_list = r.find('{urn:mpeg:DASH:schema:MPD:2011}SegmentList')
|
||||
format_id = r.attrib['id']
|
||||
video_url = url_el.text
|
||||
filesize = int_or_none(url_el.attrib.get('{http://youtube.com/yt/2012/10/10}contentLength'))
|
||||
f = {
|
||||
'format_id': format_id,
|
||||
'url': video_url,
|
||||
'width': int_or_none(r.attrib.get('width')),
|
||||
'height': int_or_none(r.attrib.get('height')),
|
||||
'tbr': int_or_none(r.attrib.get('bandwidth'), 1000),
|
||||
'asr': int_or_none(r.attrib.get('audioSamplingRate')),
|
||||
'filesize': filesize,
|
||||
'fps': int_or_none(r.attrib.get('frameRate')),
|
||||
}
|
||||
if segment_list is not None:
|
||||
f.update({
|
||||
'initialization_url': segment_list.find('{urn:mpeg:DASH:schema:MPD:2011}Initialization').attrib['sourceURL'],
|
||||
'segment_urls': [segment.attrib.get('media') for segment in segment_list.findall('{urn:mpeg:DASH:schema:MPD:2011}SegmentURL')],
|
||||
'protocol': 'http_dash_segments',
|
||||
})
|
||||
try:
|
||||
existing_format = next(
|
||||
fo for fo in formats
|
||||
if fo['format_id'] == format_id)
|
||||
except StopIteration:
|
||||
full_info = self._formats.get(format_id, {}).copy()
|
||||
full_info.update(f)
|
||||
codecs = r.attrib.get('codecs')
|
||||
if codecs:
|
||||
if full_info.get('acodec') == 'none':
|
||||
full_info['vcodec'] = codecs
|
||||
elif full_info.get('vcodec') == 'none':
|
||||
full_info['acodec'] = codecs
|
||||
formats.append(full_info)
|
||||
else:
|
||||
existing_format.update(f)
|
||||
else:
|
||||
self.report_warning('Unknown MIME type %s in DASH manifest' % mime_type)
|
||||
return formats
|
||||
|
||||
def _real_extract(self, url):
|
||||
url, smuggled_data = unsmuggle_url(url, {})
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue