forked from minhngoc25a/youtube-dl
Philipp Hagemeister
parent
f20b52778b
commit
774e208f94
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@ -417,6 +417,22 @@ class YoutubeIE(YoutubeBaseInfoExtractor, SubtitlesInfoExtractor):
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'upload_date': '20140605',
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},
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},
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# video_info is None (https://github.com/rg3/youtube-dl/issues/4421)
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{
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'url': '__2ABJjxzNo',
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'info_dict': {
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'id': '__2ABJjxzNo',
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'ext': 'mp4',
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'upload_date': '20100430',
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'uploader_id': 'deadmau5',
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'description': 'md5:12c56784b8032162bb936a5f76d55360',
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'uploader': 'deadmau5',
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'title': 'Deadmau5 - Some Chords (HD)',
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},
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'expected_warnings': [
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'DASH manifest missing',
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]
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}
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]
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def __init__(self, *args, **kwargs):
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@ -666,6 +682,45 @@ class YoutubeIE(YoutubeBaseInfoExtractor, SubtitlesInfoExtractor):
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url = 'https://www.youtube.com/annotations_invideo?features=1&legacy=1&video_id=%s' % video_id
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return self._download_webpage(url, video_id, note='Searching for annotations.', errnote='Unable to download video annotations.')
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def _parse_dash_manifest(self, video_id, dash_manifest_url):
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def decrypt_sig(mobj):
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s = mobj.group(1)
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dec_s = self._decrypt_signature(s, video_id, player_url, age_gate)
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return '/signature/%s' % dec_s
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dash_manifest_url = re.sub(r'/s/([\w\.]+)', decrypt_sig, dash_manifest_url)
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dash_doc = self._download_xml(
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dash_manifest_url, video_id,
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note='Downloading DASH manifest',
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errnote='Could not download DASH manifest')
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formats = []
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for r in dash_doc.findall('.//{urn:mpeg:DASH:schema:MPD:2011}Representation'):
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url_el = r.find('{urn:mpeg:DASH:schema:MPD:2011}BaseURL')
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if url_el is None:
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continue
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format_id = r.attrib['id']
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video_url = url_el.text
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filesize = int_or_none(url_el.attrib.get('{http://youtube.com/yt/2012/10/10}contentLength'))
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f = {
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'format_id': format_id,
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'url': video_url,
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'width': int_or_none(r.attrib.get('width')),
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'tbr': int_or_none(r.attrib.get('bandwidth'), 1000),
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'asr': int_or_none(r.attrib.get('audioSamplingRate')),
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'filesize': filesize,
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'fps': int_or_none(r.attrib.get('frameRate')),
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}
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try:
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existing_format = next(
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fo for fo in formats
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if fo['format_id'] == format_id)
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except StopIteration:
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f.update(self._formats.get(format_id, {}))
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formats.append(f)
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else:
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existing_format.update(f)
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return formats
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def _real_extract(self, url):
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proto = (
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'http' if self._downloader.params.get('prefer_insecure', False)
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@ -943,51 +998,19 @@ class YoutubeIE(YoutubeBaseInfoExtractor, SubtitlesInfoExtractor):
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# Look for the DASH manifest
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if self._downloader.params.get('youtube_include_dash_manifest', True):
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try:
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# The DASH manifest used needs to be the one from the original video_webpage.
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# The one found in get_video_info seems to be using different signatures.
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# However, in the case of an age restriction there won't be any embedded dashmpd in the video_webpage.
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# Luckily, it seems, this case uses some kind of default signature (len == 86), so the
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# combination of get_video_info and the _static_decrypt_signature() decryption fallback will work here.
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dash_manifest_url = video_info.get('dashmpd')[0]
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def decrypt_sig(mobj):
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s = mobj.group(1)
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dec_s = self._decrypt_signature(s, video_id, player_url, age_gate)
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return '/signature/%s' % dec_s
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dash_manifest_url = re.sub(r'/s/([\w\.]+)', decrypt_sig, dash_manifest_url)
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dash_doc = self._download_xml(
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dash_manifest_url, video_id,
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note='Downloading DASH manifest',
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errnote='Could not download DASH manifest')
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for r in dash_doc.findall('.//{urn:mpeg:DASH:schema:MPD:2011}Representation'):
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url_el = r.find('{urn:mpeg:DASH:schema:MPD:2011}BaseURL')
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if url_el is None:
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continue
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format_id = r.attrib['id']
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video_url = url_el.text
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filesize = int_or_none(url_el.attrib.get('{http://youtube.com/yt/2012/10/10}contentLength'))
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f = {
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'format_id': format_id,
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'url': video_url,
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'width': int_or_none(r.attrib.get('width')),
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'tbr': int_or_none(r.attrib.get('bandwidth'), 1000),
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'asr': int_or_none(r.attrib.get('audioSamplingRate')),
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'filesize': filesize,
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'fps': int_or_none(r.attrib.get('frameRate')),
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}
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try:
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existing_format = next(
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fo for fo in formats
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if fo['format_id'] == format_id)
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except StopIteration:
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f.update(self._formats.get(format_id, {}))
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formats.append(f)
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dash_mpd = video_info.get('dashmpd')
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if not dash_mpd:
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self.report_warning('%s: DASH manifest missing' % video_id)
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else:
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existing_format.update(f)
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dash_manifest_url = dash_mpd[0]
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try:
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dash_formats = self._parse_dash_manifest(
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video_id, dash_manifest_url)
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except (ExtractorError, KeyError) as e:
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self.report_warning('Skipping DASH manifest: %r' % e, video_id)
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self.report_warning(
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'Skipping DASH manifest: %r' % e, video_id)
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else:
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formats.extend(dash_formats)
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self._sort_formats(formats)
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