mirror of
https://github.com/yt-dlp/yt-dlp.git
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[bbc] improve extraction
- extract f4m and dash formats - improve format sorting and listing - improve extraction of articles with `otherSettings.playlist`
This commit is contained in:
Remita Amine
parent
089a40955c
commit
a7e5f27412
1 changed files with 83 additions and 92 deletions
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@ -229,51 +229,6 @@ def _extract_asx_playlist(self, connection, programme_id):
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asx = self._download_xml(connection.get('href'), programme_id, 'Downloading ASX playlist')
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return [ref.get('href') for ref in asx.findall('./Entry/ref')]
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def _extract_connection(self, connection, programme_id):
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formats = []
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kind = connection.get('kind')
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protocol = connection.get('protocol')
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supplier = connection.get('supplier')
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if protocol == 'http':
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href = connection.get('href')
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transfer_format = connection.get('transferFormat')
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# ASX playlist
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if supplier == 'asx':
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for i, ref in enumerate(self._extract_asx_playlist(connection, programme_id)):
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formats.append({
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'url': ref,
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'format_id': 'ref%s_%s' % (i, supplier),
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})
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# Skip DASH until supported
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elif transfer_format == 'dash':
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pass
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elif transfer_format == 'hls':
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formats.extend(self._extract_m3u8_formats(
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href, programme_id, ext='mp4', entry_protocol='m3u8_native',
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m3u8_id=supplier, fatal=False))
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# Direct link
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else:
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formats.append({
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'url': href,
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'format_id': supplier or kind or protocol,
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})
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elif protocol == 'rtmp':
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application = connection.get('application', 'ondemand')
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auth_string = connection.get('authString')
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identifier = connection.get('identifier')
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server = connection.get('server')
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formats.append({
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'url': '%s://%s/%s?%s' % (protocol, server, application, auth_string),
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'play_path': identifier,
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'app': '%s?%s' % (application, auth_string),
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'page_url': 'http://www.bbc.co.uk',
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'player_url': 'http://www.bbc.co.uk/emp/releases/iplayer/revisions/617463_618125_4/617463_618125_4_emp.swf',
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'rtmp_live': False,
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'ext': 'flv',
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'format_id': supplier,
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})
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return formats
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def _extract_items(self, playlist):
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return playlist.findall('./{%s}item' % self._EMP_PLAYLIST_NS)
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@ -294,46 +249,6 @@ def _extract_medias(self, media_selection):
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def _extract_connections(self, media):
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return self._findall_ns(media, './{%s}connection')
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def _extract_video(self, media, programme_id):
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formats = []
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vbr = int_or_none(media.get('bitrate'))
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vcodec = media.get('encoding')
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service = media.get('service')
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width = int_or_none(media.get('width'))
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height = int_or_none(media.get('height'))
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file_size = int_or_none(media.get('media_file_size'))
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for connection in self._extract_connections(media):
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conn_formats = self._extract_connection(connection, programme_id)
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for format in conn_formats:
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format.update({
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'width': width,
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'height': height,
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'vbr': vbr,
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'vcodec': vcodec,
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'filesize': file_size,
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})
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if service:
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format['format_id'] = '%s_%s' % (service, format['format_id'])
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formats.extend(conn_formats)
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return formats
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def _extract_audio(self, media, programme_id):
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formats = []
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abr = int_or_none(media.get('bitrate'))
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acodec = media.get('encoding')
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service = media.get('service')
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for connection in self._extract_connections(media):
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conn_formats = self._extract_connection(connection, programme_id)
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for format in conn_formats:
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format.update({
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'format_id': '%s_%s' % (service, format['format_id']),
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'abr': abr,
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'acodec': acodec,
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'vcodec': 'none',
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})
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formats.extend(conn_formats)
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return formats
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def _get_subtitles(self, media, programme_id):
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subtitles = {}
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for connection in self._extract_connections(media):
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@ -382,10 +297,77 @@ def _process_media_selector(self, media_selection, programme_id):
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for media in self._extract_medias(media_selection):
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kind = media.get('kind')
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if kind == 'audio':
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formats.extend(self._extract_audio(media, programme_id))
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elif kind == 'video':
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formats.extend(self._extract_video(media, programme_id))
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if kind in ('video', 'audio'):
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bitrate = int_or_none(media.get('bitrate'))
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encoding = media.get('encoding')
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service = media.get('service')
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width = int_or_none(media.get('width'))
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height = int_or_none(media.get('height'))
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file_size = int_or_none(media.get('media_file_size'))
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for connection in self._extract_connections(media):
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conn_kind = connection.get('kind')
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protocol = connection.get('protocol')
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supplier = connection.get('supplier')
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href = connection.get('href')
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transfer_format = connection.get('transferFormat')
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format_id = supplier or conn_kind or protocol
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if service:
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format_id = '%s_%s' % (service, format_id)
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# ASX playlist
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if supplier == 'asx':
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for i, ref in enumerate(self._extract_asx_playlist(connection, programme_id)):
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formats.append({
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'url': ref,
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'format_id': 'ref%s_%s' % (i, format_id),
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})
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elif transfer_format == 'dash':
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formats.extend(self._extract_mpd_formats(
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href, programme_id, mpd_id=format_id, fatal=False))
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elif transfer_format == 'hls':
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formats.extend(self._extract_m3u8_formats(
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href, programme_id, ext='mp4', entry_protocol='m3u8_native',
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m3u8_id=format_id, fatal=False))
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elif transfer_format == 'hds':
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formats.extend(self._extract_f4m_formats(
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href, programme_id, f4m_id=format_id, fatal=False))
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else:
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fmt = {
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'format_id': format_id,
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'filesize': file_size,
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}
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if kind == 'video':
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fmt.update({
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'width': width,
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'height': height,
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'vbr': bitrate,
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'vcodec': encoding,
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})
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else:
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fmt.update({
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'abr': bitrate,
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'acodec': encoding,
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'vcodec': 'none',
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})
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if protocol == 'http':
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# Direct link
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fmt.update({
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'url': href,
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})
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elif protocol == 'rtmp':
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application = connection.get('application', 'ondemand')
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auth_string = connection.get('authString')
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identifier = connection.get('identifier')
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server = connection.get('server')
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fmt.update({
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'url': '%s://%s/%s?%s' % (protocol, server, application, auth_string),
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'play_path': identifier,
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'app': '%s?%s' % (application, auth_string),
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'page_url': 'http://www.bbc.co.uk',
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'player_url': 'http://www.bbc.co.uk/emp/releases/iplayer/revisions/617463_618125_4/617463_618125_4_emp.swf',
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'rtmp_live': False,
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'ext': 'flv',
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})
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formats.append(fmt)
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elif kind == 'captions':
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subtitles = self.extract_subtitles(media, programme_id)
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return formats, subtitles
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@ -820,13 +802,19 @@ def _real_extract(self, url):
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# http://www.bbc.com/turkce/multimedya/2015/10/151010_vid_ankara_patlama_ani)
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playlist = data_playable.get('otherSettings', {}).get('playlist', {})
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if playlist:
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for key in ('progressiveDownload', 'streaming'):
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entry = None
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for key in ('streaming', 'progressiveDownload'):
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playlist_url = playlist.get('%sUrl' % key)
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if not playlist_url:
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continue
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try:
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entries.append(self._extract_from_playlist_sxml(
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playlist_url, playlist_id, timestamp))
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info = self._extract_from_playlist_sxml(
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playlist_url, playlist_id, timestamp)
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if not entry:
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entry = info
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else:
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entry['title'] = info['title']
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entry['formats'].extend(info['formats'])
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except Exception as e:
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# Some playlist URL may fail with 500, at the same time
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# the other one may work fine (e.g.
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@ -834,6 +822,9 @@ def _real_extract(self, url):
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if isinstance(e.cause, compat_HTTPError) and e.cause.code == 500:
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continue
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raise
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if entry:
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self._sort_formats(entry['formats'])
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entries.append(entry)
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if entries:
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return self.playlist_result(entries, playlist_id, playlist_title, playlist_description)
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