updated from upstream | 30/03/2022 at 01:24

32 files changed, 1229 insertions, 386 deletions

diff --git a/devscripts/make_supportedsites.py b/devscripts/make_supportedsites.py
index 4c11e25f2..729f60a0e 100644
--- a/devscripts/make_supportedsites.py
+++ b/devscripts/make_supportedsites.py
@@ -24,10 +24,9 @@ def main():
     def gen_ies_md(ies):
         for ie in ies:
             ie_md = '**{0}**'.format(ie.IE_NAME)
-            ie_desc = getattr(ie, 'IE_DESC', None)
-            if ie_desc is False:
+            if ie.IE_DESC is False:
                 continue
-            if ie_desc is not None:
+            if ie.IE_DESC is not None:
                 ie_md += ': {0}'.format(ie.IE_DESC)
             search_key = getattr(ie, 'SEARCH_KEY', None)
             if search_key is not None:
diff --git a/pyinst.py b/pyinst.py
index 7b336aa9e..1033cda8f 100644
--- a/pyinst.py
+++ b/pyinst.py
@@ -74,7 +74,7 @@ def version_to_list(version):
 
 
 def dependency_options():
-    dependencies = [pycryptodome_module(), 'mutagen', 'brotli'] + collect_submodules('websockets')
+    dependencies = [pycryptodome_module(), 'mutagen', 'brotli', 'certifi'] + collect_submodules('websockets')
     excluded_modules = ['test', 'ytdlp_plugins', 'youtube-dl', 'youtube-dlc']
 
     yield from (f'--hidden-import={module}' for module in dependencies)
diff --git a/requirements.txt b/requirements.txt
index 7818aca78..b65d25456 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,4 +2,5 @@ mutagen
 pycryptodome
 websockets
 brotli; platform_python_implementation=='CPython'
-brotlicffi; platform_python_implementation!='CPython'
\ No newline at end of file
+brotlicffi; platform_python_implementation!='CPython'
+certifi
\ No newline at end of file
diff --git a/test/helper.py b/test/helper.py
index 1070e0668..28c21b2eb 100644
--- a/test/helper.py
+++ b/test/helper.py
@@ -196,15 +196,7 @@ def expect_dict(self, got_dict, expected_dict):
 
 def sanitize_got_info_dict(got_dict):
     IGNORED_FIELDS = (
-        # Format keys
-        'url', 'manifest_url', 'format', 'format_id', 'format_note', 'width', 'height', 'resolution',
-        'dynamic_range', 'tbr', 'abr', 'acodec', 'asr', 'vbr', 'fps', 'vcodec', 'container', 'filesize',
-        'filesize_approx', 'player_url', 'protocol', 'fragment_base_url', 'fragments', 'preference',
-        'language', 'language_preference', 'quality', 'source_preference', 'http_headers',
-        'stretched_ratio', 'no_resume', 'has_drm', 'downloader_options',
-
-        # RTMP formats
-        'page_url', 'app', 'play_path', 'tc_url', 'flash_version', 'rtmp_live', 'rtmp_conn', 'rtmp_protocol', 'rtmp_real_time',
+        *YoutubeDL._format_fields,
 
         # Lists
         'formats', 'thumbnails', 'subtitles', 'automatic_captions', 'comments', 'entries',
diff --git a/test/test_YoutubeDL.py b/test/test_YoutubeDL.py
index 7637297be..c9108c5b6 100644
--- a/test/test_YoutubeDL.py
+++ b/test/test_YoutubeDL.py
@@ -818,6 +818,8 @@ class TestYoutubeDL(unittest.TestCase):
         test('%(id&foo)s.bar', 'foo.bar')
         test('%(title&foo)s.bar', 'NA.bar')
         test('%(title&foo|baz)s.bar', 'baz.bar')
+        test('%(x,id&foo|baz)s.bar', 'foo.bar')
+        test('%(x,title&foo|baz)s.bar', 'baz.bar')
 
         # Laziness
         def gen():
@@ -931,7 +933,7 @@ class TestYoutubeDL(unittest.TestCase):
         res = get_videos()
         self.assertEqual(res, ['1', '2'])
 
-        def f(v):
+        def f(v, incomplete):
             if v['id'] == '1':
                 return None
             else:
diff --git a/test/test_utils.py b/test/test_utils.py
index a7f1b0e94..31f168998 100644
--- a/test/test_utils.py
+++ b/test/test_utils.py
@@ -160,10 +160,12 @@ class TestUtil(unittest.TestCase):
             sanitize_filename('New World record at 0:12:34'),
             'New World record at 0_12_34')
 
-        self.assertEqual(sanitize_filename('--gasdgf'), '_-gasdgf')
+        self.assertEqual(sanitize_filename('--gasdgf'), '--gasdgf')
         self.assertEqual(sanitize_filename('--gasdgf', is_id=True), '--gasdgf')
-        self.assertEqual(sanitize_filename('.gasdgf'), 'gasdgf')
+        self.assertEqual(sanitize_filename('--gasdgf', is_id=False), '_-gasdgf')
+        self.assertEqual(sanitize_filename('.gasdgf'), '.gasdgf')
         self.assertEqual(sanitize_filename('.gasdgf', is_id=True), '.gasdgf')
+        self.assertEqual(sanitize_filename('.gasdgf', is_id=False), 'gasdgf')
 
         forbidden = '"\0\\/'
         for fc in forbidden:
@@ -625,6 +627,8 @@ class TestUtil(unittest.TestCase):
         self.assertEqual(parse_duration('3h 11m 53s'), 11513)
         self.assertEqual(parse_duration('3 hours 11 minutes 53 seconds'), 11513)
         self.assertEqual(parse_duration('3 hours 11 mins 53 secs'), 11513)
+        self.assertEqual(parse_duration('3 hours, 11 minutes, 53 seconds'), 11513)
+        self.assertEqual(parse_duration('3 hours, 11 mins, 53 secs'), 11513)
         self.assertEqual(parse_duration('62m45s'), 3765)
         self.assertEqual(parse_duration('6m59s'), 419)
         self.assertEqual(parse_duration('49s'), 49)
diff --git a/yt_dlp/YoutubeDL.py b/yt_dlp/YoutubeDL.py
index a5c7348b2..e57716e00 100644
--- a/yt_dlp/YoutubeDL.py
+++ b/yt_dlp/YoutubeDL.py
@@ -65,6 +65,7 @@ from .utils import (
     ExistingVideoReached,
     expand_path,
     ExtractorError,
+    filter_dict,
     float_or_none,
     format_bytes,
     format_field,
@@ -72,6 +73,7 @@ from .utils import (
     formatSeconds,
     GeoRestrictedError,
     get_domain,
+    has_certifi,
     HEADRequest,
     InAdvancePagedList,
     int_or_none,
@@ -86,6 +88,7 @@ from .utils import (
     MaxDownloadsReached,
     merge_headers,
     network_exceptions,
+    NO_DEFAULT,
     number_of_digits,
     orderedSet,
     OUTTMPL_TYPES,
@@ -511,6 +514,16 @@ class YoutubeDL(object):
         'track_number', 'disc_number', 'release_year',
     ))
 
+    _format_fields = {
+        # NB: Keep in sync with the docstring of extractor/common.py
+        'url', 'manifest_url', 'ext', 'format', 'format_id', 'format_note',
+        'width', 'height', 'resolution', 'dynamic_range', 'tbr', 'abr', 'acodec', 'asr',
+        'vbr', 'fps', 'vcodec', 'container', 'filesize', 'filesize_approx',
+        'player_url', 'protocol', 'fragment_base_url', 'fragments', 'is_from_start',
+        'preference', 'language', 'language_preference', 'quality', 'source_preference',
+        'http_headers', 'stretched_ratio', 'no_resume', 'has_drm', 'downloader_options',
+        'page_url', 'app', 'play_path', 'tc_url', 'flash_version', 'rtmp_live', 'rtmp_conn', 'rtmp_protocol', 'rtmp_real_time'
+    }
     _format_selection_exts = {
         'audio': {'m4a', 'mp3', 'ogg', 'aac'},
         'video': {'mp4', 'flv', 'webm', '3gp'},
@@ -786,7 +799,7 @@ class YoutubeDL(object):
     def to_stdout(self, message, skip_eol=False, quiet=None):
         """Print message to stdout"""
         if quiet is not None:
-            self.deprecation_warning('"ydl.to_stdout" no longer accepts the argument quiet. Use "ydl.to_screen" instead')
+            self.deprecation_warning('"YoutubeDL.to_stdout" no longer accepts the argument quiet. Use "YoutubeDL.to_screen" instead')
         self._write_string(
             '%s%s' % (self._bidi_workaround(message), ('' if skip_eol else '\n')),
             self._out_files['print'])
@@ -1087,10 +1100,11 @@ class YoutubeDL(object):
             (?P<fields>{field})
             (?P<maths>(?:{math_op}{math_field})*)
             (?:>(?P<strf_format>.+?))?
-            (?P<alternate>(?<!\\),[^|&)]+)?
-            (?:&(?P<replacement>.*?))?
-            (?:\|(?P<default>.*?))?
-            $'''.format(field=FIELD_RE, math_op=MATH_OPERATORS_RE, math_field=MATH_FIELD_RE))
+            (?P<remaining>
+                (?P<alternate>(?<!\\),[^|&)]+)?
+                (?:&(?P<replacement>.*?))?
+                (?:\|(?P<default>.*?))?
+            )$'''.format(field=FIELD_RE, math_op=MATH_OPERATORS_RE, math_field=MATH_FIELD_RE))
 
         def _traverse_infodict(k):
             k = k.split('.')
@@ -1137,8 +1151,10 @@ class YoutubeDL(object):
         na = self.params.get('outtmpl_na_placeholder', 'NA')
 
         def filename_sanitizer(key, value, restricted=self.params.get('restrictfilenames')):
-            return sanitize_filename(str(value), restricted=restricted,
-                                     is_id=re.search(r'(^|[_.])id(\.|$)', key))
+            return sanitize_filename(str(value), restricted=restricted, is_id=(
+                bool(re.search(r'(^|[_.])id(\.|$)', key))
+                if 'filename-sanitization' in self.params.get('compat_opts', [])
+                else NO_DEFAULT))
 
         sanitizer = sanitize if callable(sanitize) else filename_sanitizer
         sanitize = bool(sanitize)
@@ -1161,7 +1177,7 @@ class YoutubeDL(object):
                 value = get_value(mobj)
                 replacement = mobj['replacement']
                 if value is None and mobj['alternate']:
-                    mobj = re.match(INTERNAL_FORMAT_RE, mobj['alternate'][1:])
+                    mobj = re.match(INTERNAL_FORMAT_RE, mobj['remaining'][1:])
                 else:
                     break
 
@@ -1558,13 +1574,9 @@ class YoutubeDL(object):
             if not info:
                 return info
 
-            force_properties = dict(
-                (k, v) for k, v in ie_result.items() if v is not None)
-            for f in ('_type', 'url', 'id', 'extractor', 'extractor_key', 'ie_key'):
-                if f in force_properties:
-                    del force_properties[f]
             new_result = info.copy()
-            new_result.update(force_properties)
+            new_result.update(filter_dict(ie_result, lambda k, v: (
+                v is not None and k not in {'_type', 'url', 'id', 'extractor', 'extractor_key', 'ie_key'})))
 
             # Extracted info may not be a video result (i.e.
             # info.get('_type', 'video') != video) but rather an url or
@@ -1802,7 +1814,7 @@ class YoutubeDL(object):
         ie_result['entries'] = playlist_results
 
         # Write the updated info to json
-        if _infojson_written and self._write_info_json(
+        if _infojson_written is True and self._write_info_json(
                 'updated playlist', ie_result,
                 self.prepare_filename(ie_copy, 'pl_infojson'), overwrite=True) is None:
             return
@@ -2443,6 +2455,11 @@ class YoutubeDL(object):
         info_dict['__has_drm'] = any(f.get('has_drm') for f in formats)
         if not self.params.get('allow_unplayable_formats'):
             formats = [f for f in formats if not f.get('has_drm')]
+            if info_dict['__has_drm'] and all(
+                    f.get('acodec') == f.get('vcodec') == 'none' for f in formats):
+                self.report_warning(
+                    'This video is DRM protected and only images are available for download. '
+                    'Use --list-formats to see them')
 
         get_from_start = not info_dict.get('is_live') or bool(self.params.get('live_from_start'))
         if not get_from_start:
@@ -2539,7 +2556,7 @@ class YoutubeDL(object):
 
         info_dict, _ = self.pre_process(info_dict)
 
-        if self._match_entry(info_dict) is not None:
+        if self._match_entry(info_dict, incomplete=self._format_fields) is not None:
             return info_dict
 
         self.post_extract(info_dict)
@@ -2615,8 +2632,9 @@ class YoutubeDL(object):
 
         if not formats_to_download:
             if not self.params.get('ignore_no_formats_error'):
-                raise ExtractorError('Requested format is not available', expected=True,
-                                     video_id=info_dict['id'], ie=info_dict['extractor'])
+                raise ExtractorError(
+                    'Requested format is not available. Use --list-formats for a list of available formats',
+                    expected=True, video_id=info_dict['id'], ie=info_dict['extractor'])
             self.report_warning('Requested format is not available')
             # Process what we can, even without any available formats.
             formats_to_download = [{}]
@@ -3675,6 +3693,7 @@ class YoutubeDL(object):
 
         lib_str = join_nonempty(
             compat_brotli and compat_brotli.__name__,
+            has_certifi and 'certifi',
             compat_pycrypto_AES and compat_pycrypto_AES.__name__.split('.')[0],
             SECRETSTORAGE_AVAILABLE and 'secretstorage',
             has_mutagen and 'mutagen',
@@ -3766,7 +3785,7 @@ class YoutubeDL(object):
         return encoding
 
     def _write_info_json(self, label, ie_result, infofn, overwrite=None):
-        ''' Write infojson and returns True = written, False = skip, None = error '''
+        ''' Write infojson and returns True = written, 'exists' = Already exists, False = skip, None = error '''
         if overwrite is None:
             overwrite = self.params.get('overwrites', True)
         if not self.params.get('writeinfojson'):
@@ -3778,14 +3797,15 @@ class YoutubeDL(object):
             return None
         elif not overwrite and os.path.exists(infofn):
             self.to_screen(f'[info] {label.title()} metadata is already present')
-        else:
-            self.to_screen(f'[info] Writing {label} metadata as JSON to: {infofn}')
-            try:
-                write_json_file(self.sanitize_info(ie_result, self.params.get('clean_infojson', True)), infofn)
-            except (OSError, IOError):
-                self.report_error(f'Cannot write {label} metadata to JSON file {infofn}')
-                return None
-        return True
+            return 'exists'
+
+        self.to_screen(f'[info] Writing {label} metadata as JSON to: {infofn}')
+        try:
+            write_json_file(self.sanitize_info(ie_result, self.params.get('clean_infojson', True)), infofn)
+            return True
+        except (OSError, IOError):
+            self.report_error(f'Cannot write {label} metadata to JSON file {infofn}')
+            return None
 
     def _write_description(self, label, ie_result, descfn):
         ''' Write description and returns True = written, False = skip, None = error '''
@@ -3856,9 +3876,12 @@ class YoutubeDL(object):
                 sub_info['filepath'] = sub_filename
                 ret.append((sub_filename, sub_filename_final))
             except (DownloadError, ExtractorError, IOError, OSError, ValueError) + network_exceptions as err:
+                msg = f'Unable to download video subtitles for {sub_lang!r}: {err}'
                 if self.params.get('ignoreerrors') is not True:  # False or 'only_download'
-                    raise DownloadError(f'Unable to download video subtitles for {sub_lang!r}: {err}', err)
-                self.report_warning(f'Unable to download video subtitles for {sub_lang!r}: {err}')
+                    if not self.params.get('ignoreerrors'):
+                        self.report_error(msg)
+                    raise DownloadError(msg)
+                self.report_warning(msg)
         return ret
 
     def _write_thumbnails(self, label, info_dict, filename, thumb_filename_base=None):
diff --git a/yt_dlp/__init__.py b/yt_dlp/__init__.py
index 6c6ac7adf..6d5a64336 100644
--- a/yt_dlp/__init__.py
+++ b/yt_dlp/__init__.py
@@ -93,9 +93,9 @@ def print_extractor_information(opts, urls):
         for ie in list_extractors(opts.age_limit):
             if not ie.working():
                 continue
-            desc = getattr(ie, 'IE_DESC', ie.IE_NAME)
-            if desc is False:
+            if ie.IE_DESC is False:
                 continue
+            desc = ie.IE_DESC or ie.IE_NAME
             if getattr(ie, 'SEARCH_KEY', None) is not None:
                 _SEARCHES = ('cute kittens', 'slithering pythons', 'falling cat', 'angry poodle', 'purple fish', 'running tortoise', 'sleeping bunny', 'burping cow')
                 _COUNTS = ('', '5', '10', 'all')
diff --git a/yt_dlp/downloader/external.py b/yt_dlp/downloader/external.py
index be6202eef..71af705ea 100644
--- a/yt_dlp/downloader/external.py
+++ b/yt_dlp/downloader/external.py
@@ -13,6 +13,7 @@ from ..compat import (
 )
 from ..postprocessor.ffmpeg import FFmpegPostProcessor, EXT_TO_OUT_FORMATS
 from ..utils import (
+    classproperty,
     cli_option,
     cli_valueless_option,
     cli_bool_option,
@@ -73,17 +74,23 @@ class ExternalFD(FragmentFD):
     def get_basename(cls):
         return cls.__name__[:-2].lower()
 
+    @classproperty
+    def EXE_NAME(cls):
+        return cls.get_basename()
+
     @property
     def exe(self):
-        return self.get_basename()
+        return self.EXE_NAME
 
     @classmethod
     def available(cls, path=None):
-        path = check_executable(path or cls.get_basename(), [cls.AVAILABLE_OPT])
-        if path:
-            cls.exe = path
-            return path
-        return False
+        path = check_executable(
+            cls.EXE_NAME if path in (None, cls.get_basename()) else path,
+            [cls.AVAILABLE_OPT])
+        if not path:
+            return False
+        cls.exe = path
+        return path
 
     @classmethod
     def supports(cls, info_dict):
@@ -106,7 +113,7 @@ class ExternalFD(FragmentFD):
 
     def _configuration_args(self, keys=None, *args, **kwargs):
         return _configuration_args(
-            self.get_basename(), self.params.get('external_downloader_args'), self.get_basename(),
+            self.get_basename(), self.params.get('external_downloader_args'), self.EXE_NAME,
             keys, *args, **kwargs)
 
     def _call_downloader(self, tmpfilename, info_dict):
@@ -169,7 +176,7 @@ class CurlFD(ExternalFD):
     AVAILABLE_OPT = '-V'
 
     def _make_cmd(self, tmpfilename, info_dict):
-        cmd = [self.exe, '--location', '-o', tmpfilename]
+        cmd = [self.exe, '--location', '-o', tmpfilename, '--compressed']
         if info_dict.get('http_headers') is not None:
             for key, val in info_dict['http_headers'].items():
                 cmd += ['--header', '%s: %s' % (key, val)]
@@ -219,7 +226,7 @@ class WgetFD(ExternalFD):
     AVAILABLE_OPT = '--version'
 
     def _make_cmd(self, tmpfilename, info_dict):
-        cmd = [self.exe, '-O', tmpfilename, '-nv', '--no-cookies']
+        cmd = [self.exe, '-O', tmpfilename, '-nv', '--no-cookies', '--compression=auto']
         if info_dict.get('http_headers') is not None:
             for key, val in info_dict['http_headers'].items():
                 cmd += ['--header', '%s: %s' % (key, val)]
@@ -230,7 +237,10 @@ class WgetFD(ExternalFD):
                 retry[1] = '0'
             cmd += retry
         cmd += self._option('--bind-address', 'source_address')
-        cmd += self._option('--proxy', 'proxy')
+        proxy = self.params.get('proxy')
+        if proxy:
+            for var in ('http_proxy', 'https_proxy'):
+                cmd += ['--execute', '%s=%s' % (var, proxy)]
         cmd += self._valueless_option('--no-check-certificate', 'nocheckcertificate')
         cmd += self._configuration_args()
         cmd += ['--', info_dict['url']]
@@ -303,10 +313,7 @@ class Aria2cFD(ExternalFD):
 
 class HttpieFD(ExternalFD):
     AVAILABLE_OPT = '--version'
-
-    @classmethod
-    def available(cls, path=None):
-        return super().available(path or 'http')
+    EXE_NAME = 'http'
 
     def _make_cmd(self, tmpfilename, info_dict):
         cmd = ['http', '--download', '--output', tmpfilename, info_dict['url']]
@@ -507,11 +514,13 @@ class AVconvFD(FFmpegFD):
     pass
 
 
-_BY_NAME = dict(
-    (klass.get_basename(), klass)
+_BY_NAME = {
+    klass.get_basename(): klass
     for name, klass in globals().items()
     if name.endswith('FD') and name not in ('ExternalFD', 'FragmentFD')
-)
+}
+
+_BY_EXE = {klass.EXE_NAME: klass for klass in _BY_NAME.values()}
 
 
 def list_external_downloaders():
@@ -523,4 +532,4 @@ def get_external_downloader(external_downloader):
         downloader . """
     # Drop .exe extension on Windows
     bn = os.path.splitext(os.path.basename(external_downloader))[0]
-    return _BY_NAME.get(bn)
+    return _BY_NAME.get(bn, _BY_EXE.get(bn))
diff --git a/yt_dlp/extractor/adobepass.py b/yt_dlp/extractor/adobepass.py
index f0eba8844..5d98301b8 100644
--- a/yt_dlp/extractor/adobepass.py
+++ b/yt_dlp/extractor/adobepass.py
@@ -1650,21 +1650,27 @@ class AdobePassIE(InfoExtractor):
                     hidden_data = self._hidden_inputs(first_bookend_page)
                     hidden_data['history_val'] = 1
 
-                    provider_login_redirect_page = self._download_webpage(
+                    provider_login_redirect_page_res = self._download_webpage_handle(
                         urlh.geturl(), video_id, 'Sending First Bookend',
                         query=hidden_data)
 
-                    provider_tryauth_url = self._html_search_regex(
-                        r'url:\s*[\'"]([^\'"]+)', provider_login_redirect_page, 'ajaxurl')
+                    provider_login_redirect_page, urlh = provider_login_redirect_page_res
 
-                    provider_tryauth_page = self._download_webpage(
-                        provider_tryauth_url, video_id, 'Submitting TryAuth',
-                        query=hidden_data)
+                    # Some website partners seem to not have the extra ajaxurl redirect step, so we check if we already
+                    # have the login prompt or not
+                    if 'id="password" type="password" name="password"' in provider_login_redirect_page:
+                        provider_login_page_res = provider_login_redirect_page_res
+                    else:
+                        provider_tryauth_url = self._html_search_regex(
+                            r'url:\s*[\'"]([^\'"]+)', provider_login_redirect_page, 'ajaxurl')
+                        provider_tryauth_page = self._download_webpage(
+                            provider_tryauth_url, video_id, 'Submitting TryAuth',
+                            query=hidden_data)
 
-                    provider_login_page_res = self._download_webpage_handle(
-                        f'https://authorize.suddenlink.net/saml/module.php/authSynacor/login.php?AuthState={provider_tryauth_page}',
-                        video_id, 'Getting Login Page',
-                        query=hidden_data)
+                        provider_login_page_res = self._download_webpage_handle(
+                            f'https://authorize.suddenlink.net/saml/module.php/authSynacor/login.php?AuthState={provider_tryauth_page}',
+                            video_id, 'Getting Login Page',
+                            query=hidden_data)
 
                     provider_association_redirect, urlh = post_form(
                         provider_login_page_res, 'Logging in', {
diff --git a/yt_dlp/extractor/banbye.py b/yt_dlp/extractor/banbye.py
new file mode 100644
index 000000000..3d4d36ec3
--- /dev/null
+++ b/yt_dlp/extractor/banbye.py
@@ -0,0 +1,153 @@
+# coding: utf-8
+from __future__ import unicode_literals
+
+import math
+
+from .common import InfoExtractor
+from ..compat import (
+    compat_urllib_parse_urlparse,
+    compat_parse_qs,
+)
+from ..utils import (
+    format_field,
+    InAdvancePagedList,
+    traverse_obj,
+    unified_timestamp,
+)
+
+
+class BanByeBaseIE(InfoExtractor):
+    _API_BASE = 'https://api.banbye.com'
+    _CDN_BASE = 'https://cdn.banbye.com'
+    _VIDEO_BASE = 'https://banbye.com/watch'
+
+    @staticmethod
+    def _extract_playlist_id(url, param='playlist'):
+        return compat_parse_qs(
+            compat_urllib_parse_urlparse(url).query).get(param, [None])[0]
+
+    def _extract_playlist(self, playlist_id):
+        data = self._download_json(f'{self._API_BASE}/playlists/{playlist_id}', playlist_id)
+        return self.playlist_result([
+            self.url_result(f'{self._VIDEO_BASE}/{video_id}', BanByeIE)
+            for video_id in data['videoIds']], playlist_id, data.get('name'))
+
+
+class BanByeIE(BanByeBaseIE):
+    _VALID_URL = r'https?://(?:www\.)?banbye.com/(?:en/)?watch/(?P<id>\w+)'
+    _TESTS = [{
+        'url': 'https://banbye.com/watch/v_ytfmvkVYLE8T',
+        'md5': '2f4ea15c5ca259a73d909b2cfd558eb5',
+        'info_dict': {
+            'id': 'v_ytfmvkVYLE8T',
+            'ext': 'mp4',
+            'title': 'md5:5ec098f88a0d796f987648de6322ba0f',
+            'description': 'md5:4d94836e73396bc18ef1fa0f43e5a63a',
+            'uploader': 'wRealu24',
+            'channel_id': 'ch_wrealu24',
+            'channel_url': 'https://banbye.com/channel/ch_wrealu24',
+            'timestamp': 1647604800,
+            'upload_date': '20220318',
+            'duration': 1931,
+            'thumbnail': r're:https?://.*\.webp',
+            'tags': 'count:5',
+            'like_count': int,
+            'dislike_count': int,
+            'view_count': int,
+            'comment_count': int,
+        },
+    }, {
+        'url': 'https://banbye.com/watch/v_2JjQtqjKUE_F?playlistId=p_Ld82N6gBw_OJ',
+        'info_dict': {
+            'title': 'Krzysztof Karoń',
+            'id': 'p_Ld82N6gBw_OJ',
+        },
+        'playlist_count': 9,
+    }]
+
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+        playlist_id = self._extract_playlist_id(url, 'playlistId')
+
+        if self._yes_playlist(playlist_id, video_id):
+            return self._extract_playlist(playlist_id)
+
+        data = self._download_json(f'{self._API_BASE}/videos/{video_id}', video_id)
+        thumbnails = [{
+            'id': f'{quality}p',
+            'url': f'{self._CDN_BASE}/video/{video_id}/{quality}.webp',
+        } for quality in [48, 96, 144, 240, 512, 1080]]
+        formats = [{
+            'format_id': f'http-{quality}p',
+            'quality': quality,
+            'url': f'{self._CDN_BASE}/video/{video_id}/{quality}.mp4',
+        } for quality in data['quality']]
+
+        self._sort_formats(formats)
+
+        return {
+            'id': video_id,
+            'title': data.get('title'),
+            'description': data.get('desc'),
+            'uploader': traverse_obj(data, ('channel', 'name')),
+            'channel_id': data.get('channelId'),
+            'channel_url': format_field(data, 'channelId', 'https://banbye.com/channel/%s'),
+            'timestamp': unified_timestamp(data.get('publishedAt')),
+            'duration': data.get('duration'),
+            'tags': data.get('tags'),
+            'formats': formats,
+            'thumbnails': thumbnails,
+            'like_count': data.get('likes'),
+            'dislike_count': data.get('dislikes'),
+            'view_count': data.get('views'),
+            'comment_count': data.get('commentCount'),
+        }
+
+
+class BanByeChannelIE(BanByeBaseIE):
+    _VALID_URL = r'https?://(?:www\.)?banbye.com/(?:en/)?channel/(?P<id>\w+)'
+    _TESTS = [{
+        'url': 'https://banbye.com/channel/ch_wrealu24',
+        'info_dict': {
+            'title': 'wRealu24',
+            'id': 'ch_wrealu24',
+            'description': 'md5:da54e48416b74dfdde20a04867c0c2f6',
+        },
+        'playlist_mincount': 791,
+    }, {
+        'url': 'https://banbye.com/channel/ch_wrealu24?playlist=p_Ld82N6gBw_OJ',
+        'info_dict': {
+            'title': 'Krzysztof Karoń',
+            'id': 'p_Ld82N6gBw_OJ',
+        },
+        'playlist_count': 9,
+    }]
+    _PAGE_SIZE = 100
+
+    def _real_extract(self, url):
+        channel_id = self._match_id(url)
+        playlist_id = self._extract_playlist_id(url)
+
+        if playlist_id:
+            return self._extract_playlist(playlist_id)
+
+        def page_func(page_num):
+            data = self._download_json(f'{self._API_BASE}/videos', channel_id, query={
+                'channelId': channel_id,
+                'sort': 'new',
+                'limit': self._PAGE_SIZE,
+                'offset': page_num * self._PAGE_SIZE,
+            }, note=f'Downloading page {page_num+1}')
+            return [
+                self.url_result(f"{self._VIDEO_BASE}/{video['_id']}", BanByeIE)
+                for video in data['items']
+            ]
+
+        channel_data = self._download_json(f'{self._API_BASE}/channels/{channel_id}', channel_id)
+        entries = InAdvancePagedList(
+            page_func,
+            math.ceil(channel_data['videoCount'] / self._PAGE_SIZE),
+            self._PAGE_SIZE)
+
+        return self.playlist_result(
+            entries, channel_id, channel_data.get('name'), channel_data.get('description'))
diff --git a/yt_dlp/extractor/bilibili.py b/yt_dlp/extractor/bilibili.py
index b4eb20642..dd1ff512e 100644
--- a/yt_dlp/extractor/bilibili.py
+++ b/yt_dlp/extractor/bilibili.py
@@ -15,6 +15,7 @@ from ..compat import (
 )
 from ..utils import (
     ExtractorError,
+    filter_dict,
     int_or_none,
     float_or_none,
     mimetype2ext,
@@ -755,15 +756,21 @@ class BiliIntlBaseIE(InfoExtractor):
             for i, line in enumerate(json['body']) if line.get('content'))
         return data
 
-    def _get_subtitles(self, ep_id):
-        sub_json = self._call_api(f'/web/v2/subtitle?episode_id={ep_id}&platform=web', ep_id)
+    def _get_subtitles(self, *, ep_id=None, aid=None):
+        sub_json = self._call_api(
+            '/web/v2/subtitle', ep_id or aid, note='Downloading subtitles list',
+            errnote='Unable to download subtitles list', query=filter_dict({
+                'platform': 'web',
+                'episode_id': ep_id,
+                'aid': aid,
+            }))
         subtitles = {}
         for sub in sub_json.get('subtitles') or []:
             sub_url = sub.get('url')
             if not sub_url:
                 continue
             sub_data = self._download_json(
-                sub_url, ep_id, errnote='Unable to download subtitles', fatal=False,
+                sub_url, ep_id or aid, errnote='Unable to download subtitles', fatal=False,
                 note='Downloading subtitles%s' % f' for {sub["lang"]}' if sub.get('lang') else '')
             if not sub_data:
                 continue
@@ -773,9 +780,14 @@ class BiliIntlBaseIE(InfoExtractor):
             })
         return subtitles
 
-    def _get_formats(self, ep_id):
-        video_json = self._call_api(f'/web/playurl?ep_id={ep_id}&platform=web', ep_id,
-                                    note='Downloading video formats', errnote='Unable to download video formats')
+    def _get_formats(self, *, ep_id=None, aid=None):
+        video_json = self._call_api(
+            '/web/playurl', ep_id or aid, note='Downloading video formats',
+            errnote='Unable to download video formats', query=filter_dict({
+                'platform': 'web',
+                'ep_id': ep_id,
+                'aid': aid,
+            }))
         video_json = video_json['playurl']
         formats = []
         for vid in video_json.get('video') or []:
@@ -809,15 +821,15 @@ class BiliIntlBaseIE(InfoExtractor):
         self._sort_formats(formats)
         return formats
 
-    def _extract_ep_info(self, episode_data, ep_id):
+    def _extract_video_info(self, video_data, *, ep_id=None, aid=None):
         return {
-            'id': ep_id,
-            'title': episode_data.get('title_display') or episode_data['title'],
-            'thumbnail': episode_data.get('cover'),
+            'id': ep_id or aid,
+            'title': video_data.get('title_display') or video_data.get('title'),
+            'thumbnail': video_data.get('cover'),
             'episode_number': int_or_none(self._search_regex(
-                r'^E(\d+)(?:$| - )', episode_data.get('title_display'), 'episode number', default=None)),
-            'formats': self._get_formats(ep_id),
-            'subtitles': self._get_subtitles(ep_id),
+                r'^E(\d+)(?:$| - )', video_data.get('title_display') or '', 'episode number', default=None)),
+            'formats': self._get_formats(ep_id=ep_id, aid=aid),
+            'subtitles': self._get_subtitles(ep_id=ep_id, aid=aid),
             'extractor_key': BiliIntlIE.ie_key(),
         }
 
@@ -854,7 +866,7 @@ class BiliIntlBaseIE(InfoExtractor):
 
 
 class BiliIntlIE(BiliIntlBaseIE):
-    _VALID_URL = r'https?://(?:www\.)?bili(?:bili\.tv|intl\.com)/(?:[a-z]{2}/)?play/(?P<season_id>\d+)/(?P<id>\d+)'
+    _VALID_URL = r'https?://(?:www\.)?bili(?:bili\.tv|intl\.com)/(?:[a-z]{2}/)?(play/(?P<season_id>\d+)/(?P<ep_id>\d+)|video/(?P<aid>\d+))'
     _TESTS = [{
         # Bstation page
         'url': 'https://www.bilibili.tv/en/play/34613/341736',
@@ -889,24 +901,35 @@ class BiliIntlIE(BiliIntlBaseIE):
     }, {
         'url': 'https://www.biliintl.com/en/play/34613/341736',
         'only_matching': True,
+    }, {
+        # User-generated content (as opposed to a series licensed from a studio)
+        'url': 'https://bilibili.tv/en/video/2019955076',
+        'only_matching': True,
+    }, {
+        # No language in URL
+        'url': 'https://www.bilibili.tv/video/2019955076',
+        'only_matching': True,
     }]
 
     def _real_extract(self, url):
-        season_id, video_id = self._match_valid_url(url).groups()
+        season_id, ep_id, aid = self._match_valid_url(url).group('season_id', 'ep_id', 'aid')
+        video_id = ep_id or aid
         webpage = self._download_webpage(url, video_id)
         # Bstation layout
         initial_data = self._parse_json(self._search_regex(
-            r'window\.__INITIAL_DATA__\s*=\s*({.+?});', webpage,
+            r'window\.__INITIAL_(?:DATA|STATE)__\s*=\s*({.+?});', webpage,
             'preload state', default='{}'), video_id, fatal=False) or {}
-        episode_data = traverse_obj(initial_data, ('OgvVideo', 'epDetail'), expected_type=dict)
+        video_data = (
+            traverse_obj(initial_data, ('OgvVideo', 'epDetail'), expected_type=dict)
+            or traverse_obj(initial_data, ('UgcVideo', 'videoData'), expected_type=dict) or {})
 
-        if not episode_data:
+        if season_id and not video_data:
             # Non-Bstation layout, read through episode list
             season_json = self._call_api(f'/web/v2/ogv/play/episodes?season_id={season_id}&platform=web', video_id)
-            episode_data = next(
+            video_data = next(
                 episode for episode in traverse_obj(season_json, ('sections', ..., 'episodes', ...), expected_type=dict)
-                if str(episode.get('episode_id')) == video_id)
-        return self._extract_ep_info(episode_data, video_id)
+                if str(episode.get('episode_id')) == ep_id)
+        return self._extract_video_info(video_data, ep_id=ep_id, aid=aid)
 
 
 class BiliIntlSeriesIE(BiliIntlBaseIE):
@@ -934,7 +957,7 @@ class BiliIntlSeriesIE(BiliIntlBaseIE):
         series_json = self._call_api(f'/web/v2/ogv/play/episodes?season_id={series_id}&platform=web', series_id)
         for episode in traverse_obj(series_json, ('sections', ..., 'episodes', ...), expected_type=dict, default=[]):
             episode_id = str(episode.get('episode_id'))
-            yield self._extract_ep_info(episode, episode_id)
+            yield self._extract_video_info(episode, ep_id=episode_id)
 
     def _real_extract(self, url):
         series_id = self._match_id(url)
diff --git a/yt_dlp/extractor/common.py b/yt_dlp/extractor/common.py
index f3ae3fd4c..d0e57da23 100644
--- a/yt_dlp/extractor/common.py
+++ b/yt_dlp/extractor/common.py
@@ -49,6 +49,7 @@ from ..utils import (
     error_to_compat_str,
     extract_attributes,
     ExtractorError,
+    filter_dict,
     fix_xml_ampersands,
     float_or_none,
     format_field,
@@ -248,14 +249,14 @@ class InfoExtractor(object):
     license:        License name the video is licensed under.
     creator:        The creator of the video.
     timestamp:      UNIX timestamp of the moment the video was uploaded
-    upload_date:    Video upload date (YYYYMMDD).
+    upload_date:    Video upload date in UTC (YYYYMMDD).
                     If not explicitly set, calculated from timestamp
     release_timestamp: UNIX timestamp of the moment the video was released.
                     If it is not clear whether to use timestamp or this, use the former
-    release_date:   The date (YYYYMMDD) when the video was released.
+    release_date:   The date (YYYYMMDD) when the video was released in UTC.
                     If not explicitly set, calculated from release_timestamp
     modified_timestamp: UNIX timestamp of the moment the video was last modified.
-    modified_date:   The date (YYYYMMDD) when the video was last modified.
+    modified_date:   The date (YYYYMMDD) when the video was last modified in UTC.
                     If not explicitly set, calculated from modified_timestamp
     uploader_id:    Nickname or id of the video uploader.
     uploader_url:   Full URL to a personal webpage of the video uploader.
@@ -469,6 +470,7 @@ class InfoExtractor(object):
     _GEO_IP_BLOCKS = None
     _WORKING = True
     _NETRC_MACHINE = None
+    IE_DESC = None
 
     _LOGIN_HINTS = {
         'any': 'Use --cookies, --cookies-from-browser, --username and --password, or --netrc to provide account credentials',
@@ -1033,7 +1035,7 @@ class InfoExtractor(object):
         if transform_source:
             json_string = transform_source(json_string)
         try:
-            return json.loads(json_string)
+            return json.loads(json_string, strict=False)
         except ValueError as ve:
             errmsg = '%s: Failed to parse JSON ' % video_id
             if fatal:
@@ -1587,7 +1589,7 @@ class InfoExtractor(object):
                     break
         traverse_json_ld(json_ld)
 
-        return dict((k, v) for k, v in info.items() if v is not None)
+        return filter_dict(info)
 
     def _search_nextjs_data(self, webpage, video_id, *, transform_source=None, fatal=True, **kw):
         return self._parse_json(
diff --git a/yt_dlp/extractor/ellentube.py b/yt_dlp/extractor/ellentube.py
index 544473274..d451bc048 100644
--- a/yt_dlp/extractor/ellentube.py
+++ b/yt_dlp/extractor/ellentube.py
@@ -26,7 +26,7 @@ class EllenTubeBaseIE(InfoExtractor):
         duration = None
         for entry in data.get('media'):
             if entry.get('id') == 'm3u8':
-                formats = self._extract_m3u8_formats(
+                formats, subtitles = self._extract_m3u8_formats_and_subtitles(
                     entry['url'], video_id, 'mp4',
                     entry_protocol='m3u8_native', m3u8_id='hls')
                 duration = int_or_none(entry.get('duration'))
@@ -48,6 +48,7 @@ class EllenTubeBaseIE(InfoExtractor):
             'view_count': get_insight('view'),
             'like_count': get_insight('like'),
             'formats': formats,
+            'subtitles': subtitles,
         }
 
 
diff --git a/yt_dlp/extractor/extractors.py b/yt_dlp/extractor/extractors.py
index 4eda27cdc..e5ae12a7d 100644
--- a/yt_dlp/extractor/extractors.py
+++ b/yt_dlp/extractor/extractors.py
@@ -122,6 +122,10 @@ from .awaan import (
 )
 from .azmedien import AZMedienIE
 from .baidu import BaiduVideoIE
+from .banbye import (
+    BanByeIE,
+    BanByeChannelIE,
+)
 from .bandaichannel import BandaiChannelIE
 from .bandcamp import (
     BandcampIE,
@@ -674,6 +678,12 @@ from .iqiyi import (
     IqIE,
     IqAlbumIE
 )
+
+from .itprotv import (
+    ITProTVIE,
+    ITProTVCourseIE
+)
+
 from .itv import (
     ITVIE,
     ITVBTCCIE,
@@ -731,6 +741,11 @@ from .laola1tv import (
     EHFTVIE,
     ITTFIE,
 )
+from .lastfm import (
+    LastFMIE,
+    LastFMPlaylistIE,
+    LastFMUserIE,
+)
 from .lbry import (
     LBRYIE,
     LBRYChannelIE,
@@ -1962,6 +1977,11 @@ from .washingtonpost import (
     WashingtonPostIE,
     WashingtonPostArticleIE,
 )
+from .wasdtv import (
+    WASDTVStreamIE,
+    WASDTVRecordIE,
+    WASDTVClipIE,
+)
 from .wat import WatIE
 from .watchbox import WatchBoxIE
 from .watchindianporn import WatchIndianPornIE
diff --git a/yt_dlp/extractor/fc2.py b/yt_dlp/extractor/fc2.py
index 7fc6b0e3d..54a83aa16 100644
--- a/yt_dlp/extractor/fc2.py
+++ b/yt_dlp/extractor/fc2.py
@@ -212,7 +212,6 @@ class FC2LiveIE(InfoExtractor):
             'Accept': '*/*',
             'User-Agent': std_headers['User-Agent'],
         })
-        ws.__enter__()
 
         self.write_debug('[debug] Sending HLS server request')
 
diff --git a/yt_dlp/extractor/generic.py b/yt_dlp/extractor/generic.py
index 97e34808f..4a2e30158 100644
--- a/yt_dlp/extractor/generic.py
+++ b/yt_dlp/extractor/generic.py
@@ -17,6 +17,7 @@ from ..compat import (
 )
 from ..utils import (
     determine_ext,
+    dict_get,
     ExtractorError,
     float_or_none,
     HEADRequest,
@@ -31,6 +32,7 @@ from ..utils import (
     parse_resolution,
     sanitized_Request,
     smuggle_url,
+    str_or_none,
     unescapeHTML,
     unified_timestamp,
     unsmuggle_url,
@@ -3778,11 +3780,12 @@ class GenericIE(InfoExtractor):
 
         # Video.js embed
         mobj = re.search(
-            r'(?s)\bvideojs\s*\(.+?\.src\s*\(\s*((?:\[.+?\]|{.+?}))\s*\)\s*;',
+            r'(?s)\bvideojs\s*\(.+?([a-zA-Z0-9_$]+)\.src\s*\(\s*((?:\[.+?\]|{.+?}))\s*\)\s*;',
             webpage)
         if mobj is not None:
+            varname = mobj.group(1)
             sources = self._parse_json(
-                mobj.group(1), video_id, transform_source=js_to_json,
+                mobj.group(2), video_id, transform_source=js_to_json,
                 fatal=False) or []
             if not isinstance(sources, list):
                 sources = [sources]
@@ -3819,6 +3822,21 @@ class GenericIE(InfoExtractor):
                             'Referer': full_response.geturl(),
                         },
                     })
+            # https://docs.videojs.com/player#addRemoteTextTrack
+            # https://html.spec.whatwg.org/multipage/media.html#htmltrackelement
+            for sub_match in re.finditer(rf'(?s){re.escape(varname)}' r'\.addRemoteTextTrack\(({.+?})\s*,\s*(?:true|false)\)', webpage):
+                sub = self._parse_json(
+                    sub_match.group(1), video_id, transform_source=js_to_json, fatal=False) or {}
+                src = str_or_none(sub.get('src'))
+                if not src:
+                    continue
+                subtitles.setdefault(dict_get(sub, ('language', 'srclang')) or 'und', []).append({
+                    'url': compat_urlparse.urljoin(url, src),
+                    'name': sub.get('label'),
+                    'http_headers': {
+                        'Referer': full_response.geturl(),
+                    },
+                })
             if formats or subtitles:
                 self.report_detected('video.js embed')
                 self._sort_formats(formats)
diff --git a/yt_dlp/extractor/go.py b/yt_dlp/extractor/go.py
index 2ccc6df21..f92e16600 100644
--- a/yt_dlp/extractor/go.py
+++ b/yt_dlp/extractor/go.py
@@ -217,6 +217,7 @@ class GoIE(AdobePassIE):
         title = video_data['title']
 
         formats = []
+        subtitles = {}
         for asset in video_data.get('assets', {}).get('asset', []):
             asset_url = asset.get('value')
             if not asset_url:
@@ -256,8 +257,10 @@ class GoIE(AdobePassIE):
                     error_message = ', '.join([error['message'] for error in errors])
                     raise ExtractorError('%s said: %s' % (self.IE_NAME, error_message), expected=True)
                 asset_url += '?' + entitlement['uplynkData']['sessionKey']
-                formats.extend(self._extract_m3u8_formats(
-                    asset_url, video_id, 'mp4', m3u8_id=format_id or 'hls', fatal=False))
+                fmts, subs = self._extract_m3u8_formats_and_subtitles(
+                    asset_url, video_id, 'mp4', m3u8_id=format_id or 'hls', fatal=False)
+                formats.extend(fmts)
+                self._merge_subtitles(subs, target=subtitles)
             else:
                 f = {
                     'format_id': format_id,
@@ -281,7 +284,6 @@ class GoIE(AdobePassIE):
                 formats.append(f)
         self._sort_formats(formats)
 
-        subtitles = {}
         for cc in video_data.get('closedcaption', {}).get('src', []):
             cc_url = cc.get('value')
             if not cc_url:
diff --git a/yt_dlp/extractor/itprotv.py b/yt_dlp/extractor/itprotv.py
new file mode 100644
index 000000000..64cb4e69a
--- /dev/null
+++ b/yt_dlp/extractor/itprotv.py
@@ -0,0 +1,141 @@
+# coding: utf-8
+
+import re
+
+from .common import InfoExtractor
+
+from ..utils import (
+    int_or_none,
+    str_or_none,
+    traverse_obj,
+    urljoin
+)
+
+
+class ITProTVBaseIE(InfoExtractor):
+    _ENDPOINTS = {
+        'course': 'course?url={}&brand=00002560-0000-3fa9-0000-1d61000035f3',
+        'episode': 'brand/00002560-0000-3fa9-0000-1d61000035f3/episode?url={}'
+    }
+
+    def _call_api(self, ep, item_id, webpage):
+        return self._download_json(
+            f'https://api.itpro.tv/api/urza/v3/consumer-web/{self._ENDPOINTS[ep].format(item_id)}',
+            item_id, note=f'Fetching {ep} data API',
+            headers={'Authorization': f'Bearer {self._fetch_jwt(webpage)}'})[ep]
+
+    def _fetch_jwt(self, webpage):
+        return self._search_regex(r'{"passedToken":"([\w-]+\.[\w-]+\.[\w-]+)",', webpage, 'jwt')
+
+    def _check_if_logged_in(self, webpage):
+        if re.match(r'{\s*member\s*:\s*null', webpage):
+            self.raise_login_required()
+
+
+class ITProTVIE(ITProTVBaseIE):
+    _VALID_URL = r'https://app.itpro.tv/course/(?P<course>[\w-]+)/(?P<id>[\w-]+)'
+    _TESTS = [{
+        'url': 'https://app.itpro.tv/course/guided-tour/introductionitprotv',
+        'md5': 'bca4a28c2667fd1a63052e71a94bb88c',
+        'info_dict': {
+            'id': 'introductionitprotv',
+            'ext': 'mp4',
+            'title': 'An Introduction to ITProTV 101',
+            'thumbnail': 'https://itprotv-image-bucket.s3.amazonaws.com/getting-started/itprotv-101-introduction-PGM.11_39_56_02.Still001.png',
+            'description': 'md5:b175c2c3061ce35a4dd33865b2c1da4e',
+            'duration': 269,
+            'series': 'ITProTV 101',
+            'series_id': 'guided-tour',
+            'availability': 'needs_auth',
+            'chapter': 'ITProTV 101',
+            'chapter_number': 1,
+            'chapter_id': '5dbb3de426b46c0010b5d1b6'
+        },
+    },
+        {
+        'url': 'https://app.itpro.tv/course/beyond-tech/job-interview-tips',
+        'md5': '101a299b98c47ccf4c67f9f0951defa8',
+        'info_dict': {
+            'id': 'job-interview-tips',
+            'ext': 'mp4',
+            'title': 'Job Interview Tips',
+            'thumbnail': 'https://s3.amazonaws.com:443/production-itprotv-thumbnails/2f370bf5-294d-4bbe-ab80-c0b5781630ea.png',
+            'description': 'md5:30d8ba483febdf89ec85623aad3c3cb6',
+            'duration': 267,
+            'series': 'Beyond Tech',
+            'series_id': 'beyond-tech',
+            'availability': 'needs_auth',
+            'chapter': 'Job Development',
+            'chapter_number': 2,
+            'chapter_id': '5f7c78d424330c000edf04d9'
+        },
+    }]
+
+    def _real_extract(self, url):
+        episode_id, course_name = self._match_valid_url(url).group('id', 'course')
+        webpage = self._download_webpage(url, episode_id)
+        self._check_if_logged_in(webpage)
+        course = self._call_api('course', course_name, webpage)
+        episode = self._call_api('episode', episode_id, webpage)
+
+        chapter_number, chapter = next((
+            (i, topic) for i, topic in enumerate(course.get('topics') or [], 1)
+            if traverse_obj(topic, 'id') == episode.get('topic')), {})
+
+        return {
+            'id': episode_id,
+            'title': episode.get('title'),
+            'description': episode.get('description'),
+            'thumbnail': episode.get('thumbnail'),
+            'formats': [
+                {'url': episode[f'jwVideo{h}Embed'], 'height': h}
+                for h in (320, 480, 720, 1080) if episode.get(f'jwVideo{h}Embed')
+            ],
+            'duration': int_or_none(episode.get('length')),
+            'series': course.get('name'),
+            'series_id': course.get('url'),
+            'chapter': str_or_none(chapter.get('title')),
+            'chapter_number': chapter_number,
+            'chapter_id': str_or_none(chapter.get('id')),
+            'subtitles': {
+                'en': [{'ext': 'vtt', 'data': episode['enCaptionData']}]
+            } if episode.get('enCaptionData') else None,
+        }
+
+
+class ITProTVCourseIE(ITProTVBaseIE):
+    _VALID_URL = r'https?://app.itpro.tv/course/(?P<id>[\w-]+)/?(?:$|[#?])'
+    _TESTS = [
+        {
+            'url': 'https://app.itpro.tv/course/guided-tour',
+            'info_dict': {
+                'id': 'guided-tour',
+                'description': 'md5:b175c2c3061ce35a4dd33865b2c1da4e',
+                'title': 'ITProTV 101',
+            },
+            'playlist_count': 6
+        },
+        {
+            'url': 'https://app.itpro.tv/course/beyond-tech',
+            'info_dict': {
+                'id': 'beyond-tech',
+                'description': 'md5:44cd99855e7f81a15ce1269bd0621fed',
+                'title': 'Beyond Tech'
+            },
+            'playlist_count': 15
+        },
+    ]
+
+    def _real_extract(self, url):
+        course_id = self._match_id(url)
+        webpage = self._download_webpage(url, course_id)
+        self._check_if_logged_in(webpage)
+        course = self._call_api('course', course_id, webpage)
+
+        entries = [self.url_result(
+            urljoin(url, f'{course_id}/{episode["url"]}'), ITProTVIE,
+            episode['url'], episode.get('title'), url_transparent=True)
+            for episode in course['episodes']]
+
+        return self.playlist_result(
+            entries, course_id, course.get('name'), course.get('description'))
diff --git a/yt_dlp/extractor/lastfm.py b/yt_dlp/extractor/lastfm.py
new file mode 100644
index 000000000..5215717e8
--- /dev/null
+++ b/yt_dlp/extractor/lastfm.py
@@ -0,0 +1,129 @@
+# coding: utf-8
+from __future__ import unicode_literals
+
+import re
+
+from .common import InfoExtractor
+from ..utils import int_or_none, format_field
+
+
+class LastFMPlaylistBaseIE(InfoExtractor):
+    def _entries(self, url, playlist_id):
+        webpage = self._download_webpage(url, playlist_id)
+        start_page_number = int_or_none(self._search_regex(
+            r'\bpage=(\d+)', url, 'page', default=None)) or 1
+        last_page_number = int_or_none(self._search_regex(
+            r'>(\d+)</a>[^<]*</li>[^<]*<li[^>]+class="pagination-next', webpage, 'last_page', default=None))
+
+        for page_number in range(start_page_number, (last_page_number or start_page_number) + 1):
+            webpage = self._download_webpage(
+                url, playlist_id,
+                note='Downloading page %d%s' % (page_number, format_field(last_page_number, template=' of %d')),
+                query={'page': page_number})
+            page_entries = [
+                self.url_result(player_url, 'Youtube')
+                for player_url in set(re.findall(r'data-youtube-url="([^"]+)"', webpage))
+            ]
+
+            for e in page_entries:
+                yield e
+
+    def _real_extract(self, url):
+        playlist_id = self._match_id(url)
+        return self.playlist_result(self._entries(url, playlist_id), playlist_id)
+
+
+class LastFMPlaylistIE(LastFMPlaylistBaseIE):
+    _VALID_URL = r'https?://(?:www\.)?last\.fm/(music|tag)/(?P<id>[^/]+)(?:/[^/]+)?/?(?:[?#]|$)'
+    _TESTS = [{
+        'url': 'https://www.last.fm/music/Oasis/(What%27s+the+Story)+Morning+Glory%3F',
+        'info_dict': {
+            'id': 'Oasis',
+        },
+        'playlist_count': 11,
+    }, {
+        'url': 'https://www.last.fm/music/Oasis',
+        'only_matching': True,
+    }, {
+        'url': 'https://www.last.fm/music/Oasis/',
+        'only_matching': True,
+    }, {
+        'url': 'https://www.last.fm/music/Oasis?top_tracks_date_preset=ALL#top-tracks',
+        'only_matching': True,
+    }, {
+        'url': 'https://www.last.fm/music/Oasis/+tracks',
+        'only_matching': True,
+    }, {
+        'url': 'https://www.last.fm/music/Oasis/+tracks?page=2',
+        'only_matching': True,
+    }, {
+        'url': 'https://www.last.fm/music/Oasis/+tracks?date_preset=LAST_90_DAYS#top-tracks',
+        'only_matching': True,
+    }, {
+        'url': 'https://www.last.fm/tag/rock',
+        'only_matching': True,
+    }, {
+        'url': 'https://www.last.fm/tag/rock/tracks',
+        'only_matching': True,
+    }]
+
+
+class LastFMUserIE(LastFMPlaylistBaseIE):
+    _VALID_URL = r'https?://(?:www\.)?last\.fm/user/[^/]+/playlists/(?P<id>[^/#?]+)'
+    _TESTS = [{
+        'url': 'https://www.last.fm/user/mehq/playlists/12319471',
+        'info_dict': {
+            'id': '12319471',
+        },
+        'playlist_count': 30,
+    }]
+
+
+class LastFMIE(InfoExtractor):
+    _VALID_URL = r'https?://(?:www\.)?last\.fm/music(?:/[^/]+){2}/(?P<id>[^/#?]+)'
+    _TESTS = [{
+        'url': 'https://www.last.fm/music/Oasis/_/Wonderwall',
+        'md5': '9c4a70c2e84c03d54fe24229b9e13b7b',
+        'info_dict': {
+            'id': '6hzrDeceEKc',
+            'ext': 'mp4',
+            'title': 'Oasis - Wonderwall  (Official Video)',
+            'thumbnail': r're:^https?://i.ytimg.com/.*\.jpg$',
+            'description': 'md5:0848669853c10687cc28e88b5756738f',
+            'uploader': 'Oasis',
+            'uploader_id': 'oasisinetofficial',
+            'upload_date': '20080207',
+            'album': '(What\'s The Story) Morning Glory? (Remastered)',
+            'track': 'Wonderwall (Remastered)',
+            'channel_id': 'UCUDVBtnOQi4c7E8jebpjc9Q',
+            'view_count': int,
+            'live_status': 'not_live',
+            'channel_url': 'https://www.youtube.com/channel/UCUDVBtnOQi4c7E8jebpjc9Q',
+            'tags': 'count:39',
+            'creator': 'Oasis',
+            'uploader_url': 're:^https?://www.youtube.com/user/oasisinetofficial',
+            'duration': 279,
+            'alt_title': 'Wonderwall (Remastered)',
+            'age_limit': 0,
+            'channel': 'Oasis',
+            'channel_follower_count': int,
+            'categories': ['Music'],
+            'availability': 'public',
+            'like_count': int,
+            'playable_in_embed': True,
+            'artist': 'Oasis',
+        },
+        'add_ie': ['Youtube'],
+    }, {
+        'url': 'https://www.last.fm/music/Oasis/_/Don%27t+Look+Back+In+Anger+-+Remastered/',
+        'only_matching': True,
+    }, {
+        'url': 'https://www.last.fm/music/Guns+N%27+Roses/_/Sweet+Child+o%27+Mine',
+        'only_matching': True,
+    }]
+
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+        webpage = self._download_webpage(url, video_id)
+        player_url = self._search_regex(r'(?s)class="header-new-playlink"\s+href="([^"]+)"', webpage, 'player_url')
+        return self.url_result(player_url, 'Youtube')
diff --git a/yt_dlp/extractor/rai.py b/yt_dlp/extractor/rai.py
index 34f127285..9d243b2be 100644
--- a/yt_dlp/extractor/rai.py
+++ b/yt_dlp/extractor/rai.py
@@ -11,6 +11,7 @@ from ..compat import (
 from ..utils import (
     determine_ext,
     ExtractorError,
+    filter_dict,
     find_xpath_attr,
     fix_xml_ampersands,
     GeoRestrictedError,
@@ -110,11 +111,11 @@ class RaiBaseIE(InfoExtractor):
         if not audio_only:
             formats.extend(self._create_http_urls(relinker_url, formats))
 
-        return dict((k, v) for k, v in {
+        return filter_dict({
             'is_live': is_live,
             'duration': duration,
             'formats': formats,
-        }.items() if v is not None)
+        })
 
     def _create_http_urls(self, relinker_url, fmts):
         _RELINKER_REG = r'https?://(?P<host>[^/]+?)/(?:i/)?(?P<extra>[^/]+?)/(?P<path>.+?)/(?P<id>\d+)(?:_(?P<quality>[\d\,]+))?(?:\.mp4|/playlist\.m3u8).+?'
diff --git a/yt_dlp/extractor/tver.py b/yt_dlp/extractor/tver.py
index b8ac41483..9ff3136e2 100644
--- a/yt_dlp/extractor/tver.py
+++ b/yt_dlp/extractor/tver.py
@@ -14,7 +14,7 @@ from ..utils import (
 
 
 class TVerIE(InfoExtractor):
-    _VALID_URL = r'https?://(?:www\.)?tver\.jp/(?P<path>(?:corner|episode|feature)/(?P<id>f?\d+))'
+    _VALID_URL = r'https?://(?:www\.)?tver\.jp/(?P<path>corner|episode|feature|lp|tokyo2020/video)/(?P<id>[fc]?\d+)'
     # videos are only available for 7 days
     _TESTS = [{
         'url': 'https://tver.jp/corner/f0062178',
@@ -29,6 +29,15 @@ class TVerIE(InfoExtractor):
         # subtitle = ' '
         'url': 'https://tver.jp/corner/f0068870',
         'only_matching': True,
+    }, {
+        'url': 'https://tver.jp/lp/f0009694',
+        'only_matching': True,
+    }, {
+        'url': 'https://tver.jp/lp/c0000239',
+        'only_matching': True,
+    }, {
+        'url': 'https://tver.jp/tokyo2020/video/6264525510001',
+        'only_matching': True,
     }]
     _TOKEN = None
     BRIGHTCOVE_URL_TEMPLATE = 'http://players.brightcove.net/%s/default_default/index.html?videoId=%s'
@@ -39,9 +48,11 @@ class TVerIE(InfoExtractor):
 
     def _real_extract(self, url):
         path, video_id = self._match_valid_url(url).groups()
-        api_response = self._download_json(
-            'https://api.tver.jp/v4/' + path, video_id,
-            query={'token': self._TOKEN})
+        if path == 'lp':
+            webpage = self._download_webpage(url, video_id)
+            redirect_path = self._search_regex(r'to_href="([^"]+)', webpage, 'redirect path')
+            path, video_id = self._match_valid_url(f'https://tver.jp{redirect_path}').groups()
+        api_response = self._download_json(f'https://api.tver.jp/v4/{path}/{video_id}', video_id, query={'token': self._TOKEN})
         p_id = traverse_obj(api_response, ('main', 'publisher_id'))
         if not p_id:
             error_msg, expected = traverse_obj(api_response, ('episode', 0, 'textbar', 0, ('text', 'longer')), get_all=False), True
diff --git a/yt_dlp/extractor/viki.py b/yt_dlp/extractor/viki.py
index 8234ba7df..8a930798d 100644
--- a/yt_dlp/extractor/viki.py
+++ b/yt_dlp/extractor/viki.py
@@ -261,7 +261,7 @@ class VikiIE(VikiBaseIE):
         mpd_content = self._download_webpage(mpd_url, video_id, note='Downloading initial MPD manifest')
         mpd_url = self._search_regex(
             r'(?mi)<BaseURL>(http.+.mpd)', mpd_content, 'new manifest', default=mpd_url)
-        if 'mpdhd_high' not in mpd_url:
+        if 'mpdhd_high' not in mpd_url and 'sig=' not in mpd_url:
             # Modify the URL to get 1080p
             mpd_url = mpd_url.replace('mpdhd', 'mpdhd_high')
         formats = self._extract_mpd_formats(mpd_url, video_id)
diff --git a/yt_dlp/extractor/vimeo.py b/yt_dlp/extractor/vimeo.py
index 051cf1b17..972fb480b 100644
--- a/yt_dlp/extractor/vimeo.py
+++ b/yt_dlp/extractor/vimeo.py
@@ -327,7 +327,7 @@ class VimeoIE(VimeoBaseInfoExtractor):
             'info_dict': {
                 'id': '56015672',
                 'ext': 'mp4',
-                'title': "youtube-dl test video - \u2605 \" ' \u5e78 / \\ \u00e4 \u21ad \U0001d550",
+                'title': "youtube-dl test video '' ä↭𝕐-BaW jenozKc",
                 'description': 'md5:2d3305bad981a06ff79f027f19865021',
                 'timestamp': 1355990239,
                 'upload_date': '20121220',
@@ -340,6 +340,7 @@ class VimeoIE(VimeoBaseInfoExtractor):
             'params': {
                 'format': 'best[protocol=https]',
             },
+            'skip': 'No longer available'
         },
         {
             'url': 'http://vimeopro.com/openstreetmapus/state-of-the-map-us-2013/video/68093876',
@@ -357,6 +358,10 @@ class VimeoIE(VimeoBaseInfoExtractor):
                 'upload_date': '20130610',
                 'timestamp': 1370893156,
                 'license': 'by',
+                'thumbnail': 'https://i.vimeocdn.com/video/440260469-19b0d92fca3bd84066623b53f1eb8aaa3980c6c809e2d67b6b39ab7b4a77a344-d_960',
+                'view_count': int,
+                'comment_count': int,
+                'like_count': int,
             },
             'params': {
                 'format': 'best[protocol=https]',
@@ -364,7 +369,7 @@ class VimeoIE(VimeoBaseInfoExtractor):
         },
         {
             'url': 'http://player.vimeo.com/video/54469442',
-            'md5': '619b811a4417aa4abe78dc653becf511',
+            'md5': 'b3e7f4d2cbb53bd7dc3bb6ff4ed5cfbd',
             'note': 'Videos that embed the url in the player page',
             'info_dict': {
                 'id': '54469442',
@@ -375,6 +380,7 @@ class VimeoIE(VimeoBaseInfoExtractor):
                 'uploader_id': 'businessofsoftware',
                 'duration': 3610,
                 'description': None,
+                'thumbnail': 'https://i.vimeocdn.com/video/376682406-f34043e7b766af6bef2af81366eacd6724f3fc3173179a11a97a1e26587c9529-d_1280',
             },
             'params': {
                 'format': 'best[protocol=https]',
@@ -395,6 +401,10 @@ class VimeoIE(VimeoBaseInfoExtractor):
                 'uploader': 'Jaime Marquínez Ferrándiz',
                 'duration': 10,
                 'description': 'md5:dca3ea23adb29ee387127bc4ddfce63f',
+                'thumbnail': 'https://i.vimeocdn.com/video/440665496-b2c5aee2b61089442c794f64113a8e8f7d5763c3e6b3ebfaf696ae6413f8b1f4-d_960',
+                'view_count': int,
+                'comment_count': int,
+                'like_count': int,
             },
             'params': {
                 'format': 'best[protocol=https]',
@@ -417,6 +427,10 @@ class VimeoIE(VimeoBaseInfoExtractor):
                 'timestamp': 1380339469,
                 'upload_date': '20130928',
                 'duration': 187,
+                'thumbnail': 'https://i.vimeocdn.com/video/450239872-a05512d9b1e55d707a7c04365c10980f327b06d966351bc403a5d5d65c95e572-d_1280',
+                'view_count': int,
+                'comment_count': int,
+                'like_count': int,
             },
             'params': {'format': 'http-1080p'},
         },
@@ -425,7 +439,7 @@ class VimeoIE(VimeoBaseInfoExtractor):
             'note': 'Video with subtitles',
             'info_dict': {
                 'id': '76979871',
-                'ext': 'mp4',
+                'ext': 'mov',
                 'title': 'The New Vimeo Player (You Know, For Videos)',
                 'description': 'md5:2ec900bf97c3f389378a96aee11260ea',
                 'timestamp': 1381846109,
@@ -454,6 +468,8 @@ class VimeoIE(VimeoBaseInfoExtractor):
                 'uploader': 'Tulio Gonçalves',
                 'uploader_url': r're:https?://(?:www\.)?vimeo\.com/user28849593',
                 'uploader_id': 'user28849593',
+                'duration': 118,
+                'thumbnail': 'https://i.vimeocdn.com/video/478636036-c18440305ef3df9decfb6bf207a61fe39d2d17fa462a96f6f2d93d30492b037d-d_1280',
             },
         },
         {
@@ -470,6 +486,11 @@ class VimeoIE(VimeoBaseInfoExtractor):
                 'timestamp': 1324343742,
                 'upload_date': '20111220',
                 'description': 'md5:ae23671e82d05415868f7ad1aec21147',
+                'duration': 60,
+                'comment_count': int,
+                'view_count': int,
+                'thumbnail': 'https://i.vimeocdn.com/video/231174622-dd07f015e9221ff529d451e1cc31c982b5d87bfafa48c4189b1da72824ee289a-d_1280',
+                'like_count': int,
             },
         },
         {
@@ -485,6 +506,9 @@ class VimeoIE(VimeoBaseInfoExtractor):
                 'uploader': 'Framework Studio',
                 'description': 'md5:f2edc61af3ea7a5592681ddbb683db73',
                 'upload_date': '20200225',
+                'duration': 176,
+                'thumbnail': 'https://i.vimeocdn.com/video/859377297-836494a4ef775e9d4edbace83937d9ad34dc846c688c0c419c0e87f7ab06c4b3-d_1280',
+                'uploader_url': 'https://vimeo.com/frameworkla',
             },
         },
         {
@@ -503,6 +527,11 @@ class VimeoIE(VimeoBaseInfoExtractor):
                 'timestamp': 1250886430,
                 'upload_date': '20090821',
                 'description': 'md5:bdbf314014e58713e6e5b66eb252f4a6',
+                'duration': 321,
+                'comment_count': int,
+                'view_count': int,
+                'thumbnail': 'https://i.vimeocdn.com/video/22728298-bfc22146f930de7cf497821c7b0b9f168099201ecca39b00b6bd31fcedfca7a6-d_1280',
+                'like_count': int,
             },
             'params': {
                 'skip_download': True,
@@ -535,10 +564,17 @@ class VimeoIE(VimeoBaseInfoExtractor):
                 'id': '68375962',
                 'ext': 'mp4',
                 'title': 'youtube-dl password protected test video',
+                'timestamp': 1371200155,
+                'upload_date': '20130614',
                 'uploader_url': r're:https?://(?:www\.)?vimeo\.com/user18948128',
                 'uploader_id': 'user18948128',
                 'uploader': 'Jaime Marquínez Ferrándiz',
                 'duration': 10,
+                'description': 'md5:dca3ea23adb29ee387127bc4ddfce63f',
+                'thumbnail': 'https://i.vimeocdn.com/video/440665496-b2c5aee2b61089442c794f64113a8e8f7d5763c3e6b3ebfaf696ae6413f8b1f4-d_960',
+                'view_count': int,
+                'comment_count': int,
+                'like_count': int,
             },
             'params': {
                 'format': 'best[protocol=https]',
@@ -568,12 +604,18 @@ class VimeoIE(VimeoBaseInfoExtractor):
             'info_dict': {
                 'id': '119195465',
                 'ext': 'mp4',
-                'title': 'youtube-dl test video \'ä"BaW_jenozKc',
+                'title': "youtube-dl test video '' ä↭𝕐-BaW jenozKc",
                 'uploader': 'Philipp Hagemeister',
                 'uploader_id': 'user20132939',
                 'description': 'md5:fa7b6c6d8db0bdc353893df2f111855b',
                 'upload_date': '20150209',
                 'timestamp': 1423518307,
+                'thumbnail': 'https://i.vimeocdn.com/video/default_1280',
+                'duration': 10,
+                'like_count': int,
+                'uploader_url': 'https://vimeo.com/user20132939',
+                'view_count': int,
+                'comment_count': int,
             },
             'params': {
                 'format': 'best[protocol=https]',
@@ -596,6 +638,14 @@ class VimeoIE(VimeoBaseInfoExtractor):
                 'title': 'Harrisville New Hampshire',
                 'timestamp': 1459259666,
                 'upload_date': '20160329',
+                'release_timestamp': 1459259666,
+                'license': 'by-nc',
+                'duration': 159,
+                'comment_count': int,
+                'thumbnail': 'https://i.vimeocdn.com/video/562802436-585eeb13b5020c6ac0f171a2234067938098f84737787df05ff0d767f6d54ee9-d_1280',
+                'like_count': int,
+                'uploader_url': 'https://vimeo.com/aliniamedia',
+                'release_date': '20160329',
             },
             'params': {'skip_download': True},
         },
@@ -627,6 +677,14 @@ class VimeoIE(VimeoBaseInfoExtractor):
                 'title': 'The Shoes - Submarine Feat. Blaine Harrison',
                 'uploader_id': 'karimhd',
                 'description': 'md5:8e2eea76de4504c2e8020a9bcfa1e843',
+                'channel_id': 'staffpicks',
+                'duration': 336,
+                'comment_count': int,
+                'view_count': int,
+                'thumbnail': 'https://i.vimeocdn.com/video/541243181-b593db36a16db2f0096f655da3f5a4dc46b8766d77b0f440df937ecb0c418347-d_1280',
+                'like_count': int,
+                'uploader_url': 'https://vimeo.com/karimhd',
+                'channel_url': 'https://vimeo.com/channels/staffpicks',
             },
             'params': {'skip_download': 'm3u8'},
         },
@@ -641,13 +699,19 @@ class VimeoIE(VimeoBaseInfoExtractor):
             'url': 'https://vimeo.com/581039021/9603038895',
             'info_dict': {
                 'id': '581039021',
-                # these have to be provided but we don't care
                 'ext': 'mp4',
                 'timestamp': 1627621014,
-                'title': 're:.+',
-                'uploader_id': 're:.+',
-                'uploader': 're:.+',
-                'upload_date': r're:\d+',
+                'release_timestamp': 1627621014,
+                'duration': 976,
+                'comment_count': int,
+                'thumbnail': 'https://i.vimeocdn.com/video/1202249320-4ddb2c30398c0dc0ee059172d1bd5ea481ad12f0e0e3ad01d2266f56c744b015-d_1280',
+                'like_count': int,
+                'uploader_url': 'https://vimeo.com/txwestcapital',
+                'release_date': '20210730',
+                'uploader': 'Christopher Inks',
+                'title': 'Thursday, July 29, 2021 BMA Evening Video Update',
+                'uploader_id': 'txwestcapital',
+                'upload_date': '20210730',
             },
             'params': {
                 'skip_download': True,
@@ -961,9 +1025,15 @@ class VimeoOndemandIE(VimeoIE):
             'uploader': 'גם סרטים',
             'uploader_url': r're:https?://(?:www\.)?vimeo\.com/gumfilms',
             'uploader_id': 'gumfilms',
-            'description': 'md5:4c027c965e439de4baab621e48b60791',
+            'description': 'md5:aeeba3dbd4d04b0fa98a4fdc9c639998',
             'upload_date': '20140906',
             'timestamp': 1410032453,
+            'thumbnail': 'https://i.vimeocdn.com/video/488238335-d7bf151c364cff8d467f1b73784668fe60aae28a54573a35d53a1210ae283bd8-d_1280',
+            'comment_count': int,
+            'license': 'https://creativecommons.org/licenses/by-nc-nd/3.0/',
+            'duration': 53,
+            'view_count': int,
+            'like_count': int,
         },
         'params': {
             'format': 'best[protocol=https]',
@@ -982,6 +1052,11 @@ class VimeoOndemandIE(VimeoIE):
             'description': 'md5:c3c46a90529612c8279fb6af803fc0df',
             'upload_date': '20150502',
             'timestamp': 1430586422,
+            'duration': 121,
+            'comment_count': int,
+            'view_count': int,
+            'thumbnail': 'https://i.vimeocdn.com/video/517077723-7066ae1d9a79d3eb361334fb5d58ec13c8f04b52f8dd5eadfbd6fb0bcf11f613-d_1280',
+            'like_count': int,
         },
         'params': {
             'skip_download': True,
@@ -1011,7 +1086,7 @@ class VimeoChannelIE(VimeoBaseInfoExtractor):
             'id': 'tributes',
             'title': 'Vimeo Tributes',
         },
-        'playlist_mincount': 25,
+        'playlist_mincount': 22,
     }]
     _BASE_URL_TEMPL = 'https://vimeo.com/channels/%s'
 
@@ -1196,6 +1271,9 @@ class VimeoReviewIE(VimeoBaseInfoExtractor):
             'uploader': 'Richard Hardwick',
             'uploader_id': 'user21297594',
             'description': "Comedian Dick Hardwick's five minute demo filmed in front of a live theater audience.\nEdit by Doug Mattocks",
+            'duration': 304,
+            'thumbnail': 'https://i.vimeocdn.com/video/450115033-43303819d9ebe24c2630352e18b7056d25197d09b3ae901abdac4c4f1d68de71-d_1280',
+            'uploader_url': 'https://vimeo.com/user21297594',
         },
     }, {
         'note': 'video player needs Referer',
diff --git a/yt_dlp/extractor/viu.py b/yt_dlp/extractor/viu.py
index b633df95d..b0a1fca68 100644
--- a/yt_dlp/extractor/viu.py
+++ b/yt_dlp/extractor/viu.py
@@ -1,55 +1,32 @@
 # coding: utf-8
 from __future__ import unicode_literals
 
-import json
 import re
+import json
+import uuid
+import random
+import urllib.parse
 
 from .common import InfoExtractor
-from ..compat import (
-    compat_kwargs,
-    compat_str,
-    compat_urlparse,
-    compat_urllib_request,
-)
+from ..compat import compat_str
 from ..utils import (
     ExtractorError,
     int_or_none,
+    strip_or_none,
     try_get,
     smuggle_url,
     unsmuggle_url,
+    url_or_none,
 )
 
 
 class ViuBaseIE(InfoExtractor):
-    def _real_initialize(self):
-        viu_auth_res = self._request_webpage(
-            'https://www.viu.com/api/apps/v2/authenticate', None,
-            'Requesting Viu auth', query={
-                'acct': 'test',
-                'appid': 'viu_desktop',
-                'fmt': 'json',
-                'iid': 'guest',
-                'languageid': 'default',
-                'platform': 'desktop',
-                'userid': 'guest',
-                'useridtype': 'guest',
-                'ver': '1.0'
-            }, headers=self.geo_verification_headers())
-        self._auth_token = viu_auth_res.info()['X-VIU-AUTH']
-
-    def _call_api(self, path, *args, **kwargs):
-        headers = self.geo_verification_headers()
-        headers.update({
-            'X-VIU-AUTH': self._auth_token
-        })
-        headers.update(kwargs.get('headers', {}))
-        kwargs['headers'] = headers
+    def _call_api(self, path, *args, headers={}, **kwargs):
         response = self._download_json(
-            'https://www.viu.com/api/' + path, *args,
-            **compat_kwargs(kwargs))['response']
+            f'https://www.viu.com/api/{path}', *args, **kwargs,
+            headers={**self.geo_verification_headers(), **headers})['response']
         if response.get('status') != 'success':
-            raise ExtractorError('%s said: %s' % (
-                self.IE_NAME, response['message']), expected=True)
+            raise ExtractorError(f'{self.IE_NAME} said: {response["message"]}', expected=True)
         return response
 
 
@@ -101,6 +78,7 @@ class ViuIE(ViuBaseIE):
         tdirforwhole = video_data.get('tdirforwhole')
         # #EXT-X-BYTERANGE is not supported by native hls downloader
         # and ffmpeg (#10955)
+        # FIXME: It is supported in yt-dlp
         # hls_file = video_data.get('hlsfile')
         hls_file = video_data.get('jwhlsfile')
         if url_path and tdirforwhole and hls_file:
@@ -110,10 +88,9 @@ class ViuIE(ViuBaseIE):
             #     r'(/hlsc_)[a-z]+(\d+\.m3u8)',
             #     r'\1whe\2', video_data['href'])
             m3u8_url = video_data['href']
-        formats = self._extract_m3u8_formats(m3u8_url, video_id, 'mp4')
+        formats, subtitles = self._extract_m3u8_formats_and_subtitles(m3u8_url, video_id, 'mp4')
         self._sort_formats(formats)
 
-        subtitles = {}
         for key, value in video_data.items():
             mobj = re.match(r'^subtitle_(?P<lang>[^_]+)_(?P<ext>(vtt|srt))', key)
             if not mobj:
@@ -227,42 +204,63 @@ class ViuOTTIE(InfoExtractor):
         'zh-cn': 2,
         'en-us': 3,
     }
-    _user_info = None
+
+    _user_token = None
+    _auth_codes = {}
 
     def _detect_error(self, response):
-        code = response.get('status', {}).get('code')
-        if code > 0:
+        code = try_get(response, lambda x: x['status']['code'])
+        if code and code > 0:
             message = try_get(response, lambda x: x['status']['message'])
-            raise ExtractorError('%s said: %s (%s)' % (
-                self.IE_NAME, message, code), expected=True)
-        return response['data']
-
-    def _raise_login_required(self):
-        raise ExtractorError(
-            'This video requires login. '
-            'Specify --username and --password or --netrc (machine: %s) '
-            'to provide account credentials.' % self._NETRC_MACHINE,
-            expected=True)
+            raise ExtractorError(f'{self.IE_NAME} said: {message} ({code})', expected=True)
+        return response.get('data') or {}
 
     def _login(self, country_code, video_id):
-        if not self._user_info:
+        if self._user_token is None:
             username, password = self._get_login_info()
-            if username is None or password is None:
+            if username is None:
                 return
+            headers = {
+                'Authorization': f'Bearer {self._auth_codes[country_code]}',
+                'Content-Type': 'application/json'
+            }
+            data = self._download_json(
+                'https://api-gateway-global.viu.com/api/account/validate',
+                video_id, 'Validating email address', headers=headers,
+                data=json.dumps({
+                    'principal': username,
+                    'provider': 'email'
+                }).encode())
+            if not data.get('exists'):
+                raise ExtractorError('Invalid email address')
 
             data = self._download_json(
-                compat_urllib_request.Request(
-                    'https://www.viu.com/ott/%s/index.php' % country_code, method='POST'),
-                video_id, 'Logging in', errnote=False, fatal=False,
-                query={'r': 'user/login'},
+                'https://api-gateway-global.viu.com/api/auth/login',
+                video_id, 'Logging in', headers=headers,
                 data=json.dumps({
-                    'username': username,
+                    'email': username,
                     'password': password,
-                    'platform_flag_label': 'web',
+                    'provider': 'email',
                 }).encode())
-            self._user_info = self._detect_error(data)['user']
-
-        return self._user_info
+            self._detect_error(data)
+            self._user_token = data.get('identity')
+            # need to update with valid user's token else will throw an error again
+            self._auth_codes[country_code] = data.get('token')
+        return self._user_token
+
+    def _get_token(self, country_code, video_id):
+        rand = ''.join(random.choice('0123456789') for _ in range(10))
+        return self._download_json(
+            f'https://api-gateway-global.viu.com/api/auth/token?v={rand}000', video_id,
+            headers={'Content-Type': 'application/json'}, note='Getting bearer token',
+            data=json.dumps({
+                'countryCode': country_code.upper(),
+                'platform': 'browser',
+                'platformFlagLabel': 'web',
+                'language': 'en',
+                'uuid': str(uuid.uuid4()),
+                'carrierId': '0'
+            }).encode('utf-8'))['token']
 
     def _real_extract(self, url):
         url, idata = unsmuggle_url(url, {})
@@ -279,16 +277,16 @@ class ViuOTTIE(InfoExtractor):
             query['area_id'] = area_id
 
         product_data = self._download_json(
-            'http://www.viu.com/ott/%s/index.php' % country_code, video_id,
+            f'http://www.viu.com/ott/{country_code}/index.php', video_id,
             'Downloading video info', query=query)['data']
 
         video_data = product_data.get('current_product')
         if not video_data:
-            raise ExtractorError('This video is not available in your region.', expected=True)
+            self.raise_geo_restricted()
 
         series_id = video_data.get('series_id')
         if self._yes_playlist(series_id, video_id, idata):
-            series = product_data.get('series', {})
+            series = product_data.get('series') or {}
             product = series.get('product')
             if product:
                 entries = []
@@ -296,14 +294,10 @@ class ViuOTTIE(InfoExtractor):
                     item_id = entry.get('product_id')
                     if not item_id:
                         continue
-                    item_id = compat_str(item_id)
                     entries.append(self.url_result(
-                        smuggle_url(
-                            'http://www.viu.com/ott/%s/%s/vod/%s/' % (country_code, lang_code, item_id),
-                            {'force_noplaylist': True}),  # prevent infinite recursion
-                        'ViuOTT',
-                        item_id,
-                        entry.get('synopsis', '').strip()))
+                        smuggle_url(f'http://www.viu.com/ott/{country_code}/{lang_code}/vod/{item_id}/',
+                                    {'force_noplaylist': True}),
+                        ViuOTTIE, str(item_id), entry.get('synopsis', '').strip()))
 
                 return self.playlist_result(entries, series_id, series.get('name'), series.get('description'))
 
@@ -312,69 +306,65 @@ class ViuOTTIE(InfoExtractor):
             'ccs_product_id': video_data['ccs_product_id'],
             'language_flag_id': self._LANGUAGE_FLAG.get(lang_code.lower()) or '3',
         }
-        headers = {
-            'Referer': url,
-            'Origin': url,
-        }
-        try:
+
+        def download_playback():
             stream_data = self._download_json(
-                'https://d1k2us671qcoau.cloudfront.net/distribute_web_%s.php' % country_code,
-                video_id, 'Downloading stream info', query=query, headers=headers)
-            stream_data = self._detect_error(stream_data)['stream']
-        except (ExtractorError, KeyError):
-            stream_data = None
-            if video_data.get('user_level', 0) > 0:
-                user = self._login(country_code, video_id)
-                if user:
-                    query['identity'] = user['identity']
-                    stream_data = self._download_json(
-                        'https://d1k2us671qcoau.cloudfront.net/distribute_web_%s.php' % country_code,
-                        video_id, 'Downloading stream info', query=query, headers=headers)
-                    stream_data = self._detect_error(stream_data).get('stream')
-                else:
-                    # preview is limited to 3min for non-members
-                    # try to bypass the duration limit
-                    duration_limit = True
-                    query['duration'] = '180'
-                    stream_data = self._download_json(
-                        'https://d1k2us671qcoau.cloudfront.net/distribute_web_%s.php' % country_code,
-                        video_id, 'Downloading stream info', query=query, headers=headers)
-                    try:
-                        stream_data = self._detect_error(stream_data)['stream']
-                    except (ExtractorError, KeyError):  # if still not working, give up
-                        self._raise_login_required()
+                'https://api-gateway-global.viu.com/api/playback/distribute',
+                video_id=video_id, query=query, fatal=False, note='Downloading stream info',
+                headers={
+                    'Authorization': f'Bearer {self._auth_codes[country_code]}',
+                    'Referer': url,
+                    'Origin': url
+                })
+            return self._detect_error(stream_data).get('stream')
+
+        if not self._auth_codes.get(country_code):
+            self._auth_codes[country_code] = self._get_token(country_code, video_id)
 
+        stream_data = None
+        try:
+            stream_data = download_playback()
+        except (ExtractorError, KeyError):
+            token = self._login(country_code, video_id)
+            if token is not None:
+                query['identity'] = token
+            else:
+                # preview is limited to 3min for non-members. But we can try to bypass it
+                duration_limit, query['duration'] = True, '180'
+            try:
+                stream_data = download_playback()
+            except (ExtractorError, KeyError):
+                if token is not None:
+                    raise
+                self.raise_login_required(method='password')
         if not stream_data:
             raise ExtractorError('Cannot get stream info', expected=True)
 
-        stream_sizes = stream_data.get('size', {})
         formats = []
-        for vid_format, stream_url in stream_data.get('url', {}).items():
-            height = int_or_none(self._search_regex(
-                r's(\d+)p', vid_format, 'height', default=None))
+        for vid_format, stream_url in (stream_data.get('url') or {}).items():
+            height = int(self._search_regex(r's(\d+)p', vid_format, 'height', default=None))
 
             # bypass preview duration limit
             if duration_limit:
-                stream_url = compat_urlparse.urlparse(stream_url)
-                query = dict(compat_urlparse.parse_qsl(stream_url.query, keep_blank_values=True))
-                time_duration = int_or_none(video_data.get('time_duration'))
+                stream_url = urllib.parse.urlparse(stream_url)
                 query.update({
-                    'duration': time_duration if time_duration > 0 else '9999999',
+                    'duration': video_data.get('time_duration') or '9999999',
                     'duration_start': '0',
                 })
-                stream_url = stream_url._replace(query=compat_urlparse.urlencode(query)).geturl()
+                stream_url = stream_url._replace(query=urllib.parse.urlencode(dict(
+                    urllib.parse.parse_qsl(stream_url.query, keep_blank_values=True)))).geturl()
 
             formats.append({
                 'format_id': vid_format,
                 'url': stream_url,
                 'height': height,
                 'ext': 'mp4',
-                'filesize': int_or_none(stream_sizes.get(vid_format))
+                'filesize': try_get(stream_data, lambda x: x['size'][vid_format], int)
             })
         self._sort_formats(formats)
 
         subtitles = {}
-        for sub in video_data.get('subtitle', []):
+        for sub in video_data.get('subtitle') or []:
             sub_url = sub.get('url')
             if not sub_url:
                 continue
@@ -383,17 +373,16 @@ class ViuOTTIE(InfoExtractor):
                 'ext': 'srt',
             })
 
-        title = video_data['synopsis'].strip()
-
+        title = strip_or_none(video_data.get('synopsis'))
         return {
             'id': video_id,
             'title': title,
             'description': video_data.get('description'),
-            'series': product_data.get('series', {}).get('name'),
+            'series': try_get(product_data, lambda x: x['series']['name']),
             'episode': title,
             'episode_number': int_or_none(video_data.get('number')),
             'duration': int_or_none(stream_data.get('duration')),
-            'thumbnail': video_data.get('cover_image_url'),
+            'thumbnail': url_or_none(video_data.get('cover_image_url')),
             'formats': formats,
             'subtitles': subtitles,
         }
diff --git a/yt_dlp/extractor/wasdtv.py b/yt_dlp/extractor/wasdtv.py
new file mode 100644
index 000000000..38c10dc62
--- /dev/null
+++ b/yt_dlp/extractor/wasdtv.py
@@ -0,0 +1,161 @@
+# coding: utf-8
+from __future__ import unicode_literals
+
+from .common import InfoExtractor
+from ..utils import (
+    ExtractorError,
+    int_or_none,
+    parse_iso8601,
+    traverse_obj,
+    try_get,
+)
+
+
+class WASDTVBaseIE(InfoExtractor):
+
+    def _fetch(self, path, video_id, description, query={}):
+        response = self._download_json(
+            f'https://wasd.tv/api/{path}', video_id, query=query,
+            note=f'Downloading {description} metadata',
+            errnote=f'Unable to download {description} metadata')
+        error = response.get('error')
+        if error:
+            raise ExtractorError(f'{self.IE_NAME} returned error: {error}', expected=True)
+        return response.get('result')
+
+    def _extract_thumbnails(self, thumbnails_dict):
+        return [{
+            'url': url,
+            'preference': index,
+        } for index, url in enumerate(
+            traverse_obj(thumbnails_dict, (('small', 'medium', 'large'),))) if url]
+
+    def _real_extract(self, url):
+        container = self._get_container(url)
+        stream = traverse_obj(container, ('media_container_streams', 0))
+        media = try_get(stream, lambda x: x['stream_media'][0])
+        if not media:
+            raise ExtractorError('Can not extract media data.', expected=True)
+        media_meta = media.get('media_meta')
+        media_url, is_live = self._get_media_url(media_meta)
+        video_id = media.get('media_id') or container.get('media_container_id')
+        formats, subtitles = self._extract_m3u8_formats_and_subtitles(media_url, video_id, 'mp4')
+        self._sort_formats(formats)
+        return {
+            'id': str(video_id),
+            'title': container.get('media_container_name') or self._og_search_title(self._download_webpage(url, video_id)),
+            'description': container.get('media_container_description'),
+            'thumbnails': self._extract_thumbnails(media_meta.get('media_preview_images')),
+            'timestamp': parse_iso8601(container.get('created_at')),
+            'view_count': int_or_none(stream.get('stream_current_viewers' if is_live else 'stream_total_viewers')),
+            'is_live': is_live,
+            'formats': formats,
+            'subtitles': subtitles,
+        }
+
+    def _get_container(self, url):
+        raise NotImplementedError('Subclass for get media container')
+
+    def _get_media_url(self, media_meta):
+        raise NotImplementedError('Subclass for get media url')
+
+
+class WASDTVStreamIE(WASDTVBaseIE):
+    IE_NAME = 'wasdtv:stream'
+    _VALID_URL = r'https?://wasd\.tv/(?P<id>[^/#?]+)$'
+    _TESTS = [{
+        'url': 'https://wasd.tv/24_7',
+        'info_dict': {
+            'id': '559738',
+            'ext': 'mp4',
+            'title': 'Live 24/7 Music',
+            'description': '24&#x2F;7 Music',
+            'timestamp': int,
+            'upload_date': r're:^\d{8}$',
+            'is_live': True,
+            'view_count': int,
+        },
+    }]
+
+    def _get_container(self, url):
+        nickname = self._match_id(url)
+        channel = self._fetch(f'channels/nicknames/{nickname}', video_id=nickname, description='channel')
+        channel_id = channel.get('channel_id')
+        containers = self._fetch(
+            'v2/media-containers', channel_id, 'running media containers',
+            query={
+                'channel_id': channel_id,
+                'media_container_type': 'SINGLE',
+                'media_container_status': 'RUNNING',
+            })
+        if not containers:
+            raise ExtractorError(f'{nickname} is offline', expected=True)
+        return containers[0]
+
+    def _get_media_url(self, media_meta):
+        return media_meta['media_url'], True
+
+
+class WASDTVRecordIE(WASDTVBaseIE):
+    IE_NAME = 'wasdtv:record'
+    _VALID_URL = r'https?://wasd\.tv/[^/#?]+/videos\?record=(?P<id>\d+)$'
+    _TESTS = [{
+        'url': 'https://wasd.tv/spacemita/videos?record=907755',
+        'md5': 'c9899dd85be4cc997816ff9f9ca516ce',
+        'info_dict': {
+            'id': '906825',
+            'ext': 'mp4',
+            'title': 'Музыкальный',
+            'description': 'md5:f510388d929ff60ae61d4c3cab3137cc',
+            'timestamp': 1645812079,
+            'upload_date': '20220225',
+            'thumbnail': r're:^https?://.+\.jpg',
+            'is_live': False,
+            'view_count': int,
+        },
+    }]
+
+    def _get_container(self, url):
+        container_id = self._match_id(url)
+        return self._fetch(
+            f'v2/media-containers/{container_id}', container_id, 'media container')
+
+    def _get_media_url(self, media_meta):
+        media_archive_url = media_meta.get('media_archive_url')
+        if media_archive_url:
+            return media_archive_url, False
+        return media_meta['media_url'], True
+
+
+class WASDTVClipIE(WASDTVBaseIE):
+    IE_NAME = 'wasdtv:clip'
+    _VALID_URL = r'https?://wasd\.tv/[^/#?]+/clips\?clip=(?P<id>\d+)$'
+    _TESTS = [{
+        'url': 'https://wasd.tv/spacemita/clips?clip=26804',
+        'md5': '818885e720143d7a4e776ff66fcff148',
+        'info_dict': {
+            'id': '26804',
+            'ext': 'mp4',
+            'title': 'Пуш флексит на голове стримера',
+            'timestamp': 1646682908,
+            'upload_date': '20220307',
+            'thumbnail': r're:^https?://.+\.jpg',
+            'view_count': int,
+        },
+    }]
+
+    def _real_extract(self, url):
+        clip_id = self._match_id(url)
+        clip = self._fetch(f'v2/clips/{clip_id}', video_id=clip_id, description='clip')
+        clip_data = clip.get('clip_data')
+        formats, subtitles = self._extract_m3u8_formats_and_subtitles(clip_data.get('url'), video_id=clip_id, ext='mp4')
+        self._sort_formats(formats)
+        return {
+            'id': clip_id,
+            'title': clip.get('clip_title') or self._og_search_title(self._download_webpage(url, clip_id, fatal=False)),
+            'thumbnails': self._extract_thumbnails(clip_data.get('preview')),
+            'timestamp': parse_iso8601(clip.get('created_at')),
+            'view_count': int_or_none(clip.get('clip_views_count')),
+            'formats': formats,
+            'subtitles': subtitles,
+        }
diff --git a/yt_dlp/extractor/youtube.py b/yt_dlp/extractor/youtube.py
index d74d5b0e9..19b4985f6 100644
--- a/yt_dlp/extractor/youtube.py
+++ b/yt_dlp/extractor/youtube.py
@@ -217,15 +217,35 @@ INNERTUBE_CLIENTS = {
             }
         },
         'INNERTUBE_CONTEXT_CLIENT_NAME': 2
-    }
+    },
+    # This client can access age restricted videos (unless the uploader has disabled the 'allow embedding' option)
+    # See: https://github.com/zerodytrash/YouTube-Internal-Clients
+    'tv_embedded': {
+        'INNERTUBE_API_KEY': 'AIzaSyAO_FJ2SlqU8Q4STEHLGCilw_Y9_11qcW8',
+        'INNERTUBE_CONTEXT': {
+            'client': {
+                'clientName': 'TVHTML5_SIMPLY_EMBEDDED_PLAYER',
+                'clientVersion': '2.0',
+            },
+        },
+        'INNERTUBE_CONTEXT_CLIENT_NAME': 85
+    },
 }
 
 
+def _split_innertube_client(client_name):
+    variant, *base = client_name.rsplit('.', 1)
+    if base:
+        return variant, base[0], variant
+    base, *variant = client_name.split('_', 1)
+    return client_name, base, variant[0] if variant else None
+
+
 def build_innertube_clients():
     THIRD_PARTY = {
-        'embedUrl': 'https://google.com',  # Can be any valid URL
+        'embedUrl': 'https://www.youtube.com/',  # Can be any valid URL
     }
-    BASE_CLIENTS = ('android', 'web', 'ios', 'mweb')
+    BASE_CLIENTS = ('android', 'web', 'tv', 'ios', 'mweb')
     priority = qualities(BASE_CLIENTS[::-1])
 
     for client, ytcfg in tuple(INNERTUBE_CLIENTS.items()):
@@ -234,15 +254,15 @@ def build_innertube_clients():
         ytcfg.setdefault('REQUIRE_JS_PLAYER', True)
         ytcfg['INNERTUBE_CONTEXT']['client'].setdefault('hl', 'en')
 
-        base_client, *variant = client.split('_')
+        _, base_client, variant = _split_innertube_client(client)
         ytcfg['priority'] = 10 * priority(base_client)
 
         if not variant:
-            INNERTUBE_CLIENTS[f'{client}_agegate'] = agegate_ytcfg = copy.deepcopy(ytcfg)
-            agegate_ytcfg['INNERTUBE_CONTEXT']['client']['clientScreen'] = 'EMBED'
-            agegate_ytcfg['INNERTUBE_CONTEXT']['thirdParty'] = THIRD_PARTY
-            agegate_ytcfg['priority'] -= 1
-        elif variant == ['embedded']:
+            INNERTUBE_CLIENTS[f'{client}_embedscreen'] = embedscreen = copy.deepcopy(ytcfg)
+            embedscreen['INNERTUBE_CONTEXT']['client']['clientScreen'] = 'EMBED'
+            embedscreen['INNERTUBE_CONTEXT']['thirdParty'] = THIRD_PARTY
+            embedscreen['priority'] -= 3
+        elif variant == 'embedded':
             ytcfg['INNERTUBE_CONTEXT']['thirdParty'] = THIRD_PARTY
             ytcfg['priority'] -= 2
         else:
@@ -807,6 +827,12 @@ class YoutubeBaseInfoExtractor(InfoExtractor):
         description = self._get_text(renderer, 'descriptionSnippet')
         duration = parse_duration(self._get_text(
             renderer, 'lengthText', ('thumbnailOverlays', ..., 'thumbnailOverlayTimeStatusRenderer', 'text')))
+        if duration is None:
+            duration = parse_duration(self._search_regex(
+                r'(?i)(ago)(?!.*\1)\s+(?P<duration>[a-z0-9 ,]+?)(?:\s+[\d,]+\s+views)?(?:\s+-\s+play\s+short)?$',
+                traverse_obj(renderer, ('title', 'accessibility', 'accessibilityData', 'label'), default='', expected_type=str),
+                video_id, default=None, group='duration'))
+
         view_count = self._get_count(renderer, 'viewCountText')
 
         uploader = self._get_text(renderer, 'ownerText', 'shortBylineText')
@@ -818,12 +844,17 @@ class YoutubeBaseInfoExtractor(InfoExtractor):
             renderer, ('thumbnailOverlays', ..., 'thumbnailOverlayTimeStatusRenderer', 'style'), get_all=False, expected_type=str)
         badges = self._extract_badges(renderer)
         thumbnails = self._extract_thumbnails(renderer, 'thumbnail')
+        navigation_url = urljoin('https://www.youtube.com/', traverse_obj(
+            renderer, ('navigationEndpoint', 'commandMetadata', 'webCommandMetadata', 'url'), expected_type=str))
+        url = f'https://www.youtube.com/watch?v={video_id}'
+        if overlay_style == 'SHORTS' or (navigation_url and '/shorts/' in navigation_url):
+            url = f'https://www.youtube.com/shorts/{video_id}'
 
         return {
             '_type': 'url',
             'ie_key': YoutubeIE.ie_key(),
             'id': video_id,
-            'url': f'https://www.youtube.com/watch?v={video_id}',
+            'url': url,
             'title': title,
             'description': description,
             'duration': duration,
@@ -2940,13 +2971,19 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 webpage, self._YT_INITIAL_PLAYER_RESPONSE_RE,
                 video_id, 'initial player response')
 
-        original_clients = clients
+        all_clients = set(clients)
         clients = clients[::-1]
         prs = []
 
-        def append_client(client_name):
-            if client_name in INNERTUBE_CLIENTS and client_name not in original_clients:
-                clients.append(client_name)
+        def append_client(*client_names):
+            """ Append the first client name that exists but not already used """
+            for client_name in client_names:
+                actual_client = _split_innertube_client(client_name)[0]
+                if actual_client in INNERTUBE_CLIENTS:
+                    if actual_client not in all_clients:
+                        clients.append(client_name)
+                        all_clients.add(actual_client)
+                        return
 
         # Android player_response does not have microFormats which are needed for
         # extraction of some data. So we return the initial_pr with formats
@@ -2961,7 +2998,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         tried_iframe_fallback = False
         player_url = None
         while clients:
-            client = clients.pop()
+            client, base_client, variant = _split_innertube_client(clients.pop())
             player_ytcfg = master_ytcfg if client == 'web' else {}
             if 'configs' not in self._configuration_arg('player_skip'):
                 player_ytcfg = self._extract_player_ytcfg(client, video_id) or player_ytcfg
@@ -2989,10 +3026,13 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 prs.append(pr)
 
             # creator clients can bypass AGE_VERIFICATION_REQUIRED if logged in
-            if client.endswith('_agegate') and self._is_unplayable(pr) and self.is_authenticated:
-                append_client(client.replace('_agegate', '_creator'))
+            if variant == 'embedded' and self._is_unplayable(pr) and self.is_authenticated:
+                append_client(f'{base_client}_creator')
             elif self._is_agegated(pr):
-                append_client(f'{client}_agegate')
+                if variant == 'tv_embedded':
+                    append_client(f'{base_client}_embedded')
+                elif not variant:
+                    append_client(f'tv_embedded.{base_client}', f'{base_client}_embedded')
 
         if last_error:
             if not len(prs):
@@ -3013,7 +3053,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         streaming_formats = traverse_obj(streaming_data, (..., ('formats', 'adaptiveFormats'), ...), default=[])
 
         for fmt in streaming_formats:
-            if fmt.get('targetDurationSec') or fmt.get('drmFamilies'):
+            if fmt.get('targetDurationSec'):
                 continue
 
             itag = str_or_none(fmt.get('itag'))
@@ -3095,6 +3135,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'fps': int_or_none(fmt.get('fps')) or None,
                 'height': height,
                 'quality': q(quality),
+                'has_drm': bool(fmt.get('drmFamilies')),
                 'tbr': tbr,
                 'url': fmt_url,
                 'width': int_or_none(fmt.get('width')),
@@ -3468,6 +3509,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
             subtitles, automatic_captions = {}, {}
             for lang_code, caption_track in captions.items():
                 base_url = caption_track.get('baseUrl')
+                orig_lang = parse_qs(base_url).get('lang', [None])[-1]
                 if not base_url:
                     continue
                 lang_name = self._get_text(caption_track, 'name', max_runs=1)
@@ -3481,19 +3523,20 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 for trans_code, trans_name in translation_languages.items():
                     if not trans_code:
                         continue
+                    orig_trans_code = trans_code
                     if caption_track.get('kind') != 'asr':
+                        if 'translated_subs' in self._configuration_arg('skip'):
+                            continue
                         trans_code += f'-{lang_code}'
                         trans_name += format_field(lang_name, template=' from %s')
                     # Add an "-orig" label to the original language so that it can be distinguished.
                     # The subs are returned without "-orig" as well for compatibility
-                    if lang_code == f'a-{trans_code}':
+                    if lang_code == f'a-{orig_trans_code}':
                         process_language(
                             automatic_captions, base_url, f'{trans_code}-orig', f'{trans_name} (Original)', {})
                     # Setting tlang=lang returns damaged subtitles.
-                    # Not using lang_code == f'a-{trans_code}' here for future-proofing
-                    orig_lang = parse_qs(base_url).get('lang', [None])[-1]
                     process_language(automatic_captions, base_url, trans_code, trans_name,
-                                     {} if orig_lang == trans_code else {'tlang': trans_code})
+                                     {} if orig_lang == orig_trans_code else {'tlang': trans_code})
             info['automatic_captions'] = automatic_captions
             info['subtitles'] = subtitles
 
diff --git a/yt_dlp/options.py b/yt_dlp/options.py
index 9f6b45ec6..936cc8b6f 100644
--- a/yt_dlp/options.py
+++ b/yt_dlp/options.py
@@ -334,10 +334,10 @@ def create_parser():
         action='callback', callback=_set_from_options_callback,
         callback_kwargs={
             'allowed_values': {
-                'filename', 'format-sort', 'abort-on-error', 'format-spec', 'no-playlist-metafiles',
+                'filename', 'filename-sanitization', 'format-sort', 'abort-on-error', 'format-spec', 'no-playlist-metafiles',
                 'multistreams', 'no-live-chat', 'playlist-index', 'list-formats', 'no-direct-merge',
                 'no-youtube-channel-redirect', 'no-youtube-unavailable-videos', 'no-attach-info-json', 'embed-metadata',
-                'embed-thumbnail-atomicparsley', 'seperate-video-versions', 'no-clean-infojson', 'no-keep-subs',
+                'embed-thumbnail-atomicparsley', 'seperate-video-versions', 'no-clean-infojson', 'no-keep-subs', 'no-certifi',
             }, 'aliases': {
                 'youtube-dl': ['-multistreams', 'all'],
                 'youtube-dlc': ['-no-youtube-channel-redirect', '-no-live-chat', 'all'],
@@ -461,19 +461,18 @@ def create_parser():
         metavar='COUNT', dest='max_views', default=None, type=int,
         help=optparse.SUPPRESS_HELP)
     selection.add_option(
-        '--match-filter',
-        metavar='FILTER', dest='match_filter', default=None,
+        '--match-filters',
+        metavar='FILTER', dest='match_filter', action='append',
         help=(
             'Generic video filter. Any field (see "OUTPUT TEMPLATE") can be compared with a '
             'number or a string using the operators defined in "Filtering formats". '
-            'You can also simply specify a field to match if the field is present '
-            'and "!field" to check if the field is not present. In addition, '
-            'Python style regular expression matching can be done using "~=", '
-            'and multiple filters can be checked with "&". '
-            'Use a "\\" to escape "&" or quotes if needed. Eg: --match-filter '
-            '"!is_live & like_count>?100 & description~=\'(?i)\\bcats \\& dogs\\b\'" '
-            'matches only videos that are not live, has a like count more than 100 '
-            '(or the like field is not available), and also has a description '
+            'You can also simply specify a field to match if the field is present, '
+            'use "!field" to check if the field is not present, and "&" to check multiple conditions. '
+            'Use a "\\" to escape "&" or quotes if needed. If used multiple times, '
+            'the filter matches if atleast one of the conditions are met. Eg: --match-filter '
+            '!is_live --match-filter "like_count>?100 & description~=\'(?i)\\bcats \\& dogs\\b\'" '
+            'matches only videos that are not live OR those that have a like count more than 100 '
+            '(or the like field is not available) and also has a description '
             'that contains the phrase "cats & dogs" (ignoring case)'))
     selection.add_option(
         '--no-match-filter',
@@ -1312,7 +1311,7 @@ def create_parser():
     postproc.add_option(
         '--audio-quality', metavar='QUALITY',
         dest='audioquality', default='5',
-        help='Specify ffmpeg audio quality, insert a value between 0 (best) and 10 (worst) for VBR or a specific bitrate like 128K (default %default)')
+        help='Specify ffmpeg audio quality to use when converting the audio with -x. Insert a value between 0 (best) and 10 (worst) for VBR or a specific bitrate like 128K (default %default)')
     postproc.add_option(
         '--remux-video',
         metavar='FORMAT', dest='remuxvideo', default=None,
diff --git a/yt_dlp/postprocessor/common.py b/yt_dlp/postprocessor/common.py
index d761c9303..8420ee864 100644
--- a/yt_dlp/postprocessor/common.py
+++ b/yt_dlp/postprocessor/common.py
@@ -1,13 +1,18 @@
 from __future__ import unicode_literals
 
 import functools
+import itertools
+import json
 import os
+import time
+import urllib.error
 
-from ..compat import compat_str
 from ..utils import (
     _configuration_args,
     encodeFilename,
+    network_exceptions,
     PostProcessingError,
+    sanitized_Request,
     write_string,
 )
 
@@ -63,7 +68,7 @@ class PostProcessor(metaclass=PostProcessorMetaClass):
     @classmethod
     def pp_key(cls):
         name = cls.__name__[:-2]
-        return compat_str(name[6:]) if name[:6].lower() == 'ffmpeg' else name
+        return name[6:] if name[:6].lower() == 'ffmpeg' else name
 
     def to_screen(self, text, prefix=True, *args, **kwargs):
         tag = '[%s] ' % self.PP_NAME if prefix else ''
@@ -180,6 +185,28 @@ class PostProcessor(metaclass=PostProcessorMetaClass):
             progress_template.get('postprocess-title') or 'yt-dlp %(progress._default_template)s',
             progress_dict))
 
+    def _download_json(self, url, *, expected_http_errors=(404,)):
+        # While this is not an extractor, it behaves similar to one and
+        # so obey extractor_retries and sleep_interval_requests
+        max_retries = self.get_param('extractor_retries', 3)
+        sleep_interval = self.get_param('sleep_interval_requests') or 0
+
+        self.write_debug(f'{self.PP_NAME} query: {url}')
+        for retries in itertools.count():
+            try:
+                rsp = self._downloader.urlopen(sanitized_Request(url))
+                return json.loads(rsp.read().decode(rsp.info().get_param('charset') or 'utf-8'))
+            except network_exceptions as e:
+                if isinstance(e, urllib.error.HTTPError) and e.code in expected_http_errors:
+                    return None
+                if retries < max_retries:
+                    self.report_warning(f'{e}. Retrying...')
+                    if sleep_interval > 0:
+                        self.to_screen(f'Sleeping {sleep_interval} seconds ...')
+                        time.sleep(sleep_interval)
+                    continue
+                raise PostProcessingError(f'Unable to communicate with {self.PP_NAME} API: {e}')
+
 
 class AudioConversionError(PostProcessingError):
     pass
diff --git a/yt_dlp/postprocessor/ffmpeg.py b/yt_dlp/postprocessor/ffmpeg.py
index 234ddeff0..0b18e8774 100644
--- a/yt_dlp/postprocessor/ffmpeg.py
+++ b/yt_dlp/postprocessor/ffmpeg.py
@@ -86,13 +86,18 @@ class FFmpegPostProcessor(PostProcessor):
 
     @staticmethod
     def get_versions(downloader=None):
-        return FFmpegPostProcessor.get_version_and_features(downloader)[0]
+        return FFmpegPostProcessor.get_versions_and_features(downloader)[0]
+
+    _version_cache, _features_cache = {}, {}
 
     def _determine_executables(self):
         programs = ['avprobe', 'avconv', 'ffmpeg', 'ffprobe']
 
         def get_ffmpeg_version(path, prog):
-            out = _get_exe_version_output(path, ['-bsfs'])
+            if path in self._version_cache:
+                self._versions[path], self._features = self._version_cache[path], self._features_cache.get(path, {})
+                return
+            out = _get_exe_version_output(path, ['-bsfs'], to_screen=self.write_debug)
             ver = detect_exe_version(out) if out else False
             if ver:
                 regexs = [
@@ -104,13 +109,13 @@ class FFmpegPostProcessor(PostProcessor):
                     mobj = re.match(regex, ver)
                     if mobj:
                         ver = mobj.group(1)
-            self._versions[prog] = ver
+            self._versions[prog] = self._version_cache[path] = ver
             if prog != 'ffmpeg' or not out:
                 return
 
             mobj = re.search(r'(?m)^\s+libavformat\s+(?:[0-9. ]+)\s+/\s+(?P<runtime>[0-9. ]+)', out)
             lavf_runtime_version = mobj.group('runtime').replace(' ', '') if mobj else None
-            self._features = {
+            self._features = self._features_cache[path] = {
                 'fdk': '--enable-libfdk-aac' in out,
                 'setts': 'setts' in out.splitlines(),
                 'needs_adtstoasc': is_outdated_version(lavf_runtime_version, '57.56.100', False),
@@ -148,26 +153,15 @@ class FFmpegPostProcessor(PostProcessor):
                 self._paths[basename] = location
 
         self._versions = {}
-        for p in programs:
-            get_ffmpeg_version(self._paths[p], p)
-
+        executables = {'basename': ('ffmpeg', 'avconv'), 'probe_basename': ('ffprobe', 'avprobe')}
         if prefer_ffmpeg is False:
-            prefs = ('avconv', 'ffmpeg')
-        else:
-            prefs = ('ffmpeg', 'avconv')
-        for p in prefs:
-            if self._versions[p]:
-                self.basename = p
-                break
-
-        if prefer_ffmpeg is False:
-            prefs = ('avprobe', 'ffprobe')
-        else:
-            prefs = ('ffprobe', 'avprobe')
-        for p in prefs:
-            if self._versions[p]:
-                self.probe_basename = p
-                break
+            executables = {k: v[::-1] for k, v in executables.items()}
+        for var, prefs in executables.items():
+            for p in prefs:
+                get_ffmpeg_version(self._paths[p], p)
+                if self._versions[p]:
+                    setattr(self, var, p)
+                    break
 
         if self.basename == 'avconv':
             self.deprecation_warning(
@@ -553,9 +547,9 @@ class FFmpegVideoConvertorPP(FFmpegPostProcessor):
 
     @staticmethod
     def _options(target_ext):
+        yield from FFmpegPostProcessor.stream_copy_opts(False)
         if target_ext == 'avi':
-            return ['-c:v', 'libxvid', '-vtag', 'XVID']
-        return []
+            yield from ('-c:v', 'libxvid', '-vtag', 'XVID')
 
     @PostProcessor._restrict_to(images=False)
     def run(self, info):
@@ -1129,6 +1123,8 @@ class FFmpegConcatPP(FFmpegPostProcessor):
         super().__init__(downloader)
 
     def concat_files(self, in_files, out_file):
+        if not self._downloader._ensure_dir_exists(out_file):
+            return
         if len(in_files) == 1:
             if os.path.realpath(in_files[0]) != os.path.realpath(out_file):
                 self.to_screen(f'Moving "{in_files[0]}" to "{out_file}"')
diff --git a/yt_dlp/postprocessor/sponsorblock.py b/yt_dlp/postprocessor/sponsorblock.py
index e7e04e86e..7943014e2 100644
--- a/yt_dlp/postprocessor/sponsorblock.py
+++ b/yt_dlp/postprocessor/sponsorblock.py
@@ -1,12 +1,9 @@
 from hashlib import sha256
-import itertools
 import json
 import re
-import time
 
 from .ffmpeg import FFmpegPostProcessor
-from ..compat import compat_urllib_parse_urlencode, compat_HTTPError
-from ..utils import PostProcessingError, network_exceptions, sanitized_Request
+from ..compat import compat_urllib_parse_urlencode
 
 
 class SponsorBlockPP(FFmpegPostProcessor):
@@ -94,28 +91,7 @@ class SponsorBlockPP(FFmpegPostProcessor):
             'categories': json.dumps(self._categories),
             'actionTypes': json.dumps(['skip', 'poi'])
         })
-        self.write_debug(f'SponsorBlock query: {url}')
-        for d in self._get_json(url):
+        for d in self._download_json(url) or []:
             if d['videoID'] == video_id:
                 return d['segments']
         return []
-
-    def _get_json(self, url):
-        # While this is not an extractor, it behaves similar to one and
-        # so obey extractor_retries and sleep_interval_requests
-        max_retries = self.get_param('extractor_retries', 3)
-        sleep_interval = self.get_param('sleep_interval_requests') or 0
-        for retries in itertools.count():
-            try:
-                rsp = self._downloader.urlopen(sanitized_Request(url))
-                return json.loads(rsp.read().decode(rsp.info().get_param('charset') or 'utf-8'))
-            except network_exceptions as e:
-                if isinstance(e, compat_HTTPError) and e.code == 404:
-                    return []
-                if retries < max_retries:
-                    self.report_warning(f'{e}. Retrying...')
-                    if sleep_interval > 0:
-                        self.to_screen(f'Sleeping {sleep_interval} seconds ...')
-                        time.sleep(sleep_interval)
-                    continue
-                raise PostProcessingError(f'Unable to communicate with SponsorBlock API: {e}')
diff --git a/yt_dlp/utils.py b/yt_dlp/utils.py
index da6f27801..62a1800d4 100644
--- a/yt_dlp/utils.py
+++ b/yt_dlp/utils.py
@@ -85,6 +85,12 @@ from .socks import (
     sockssocket,
 )
 
+try:
+    import certifi
+    has_certifi = True
+except ImportError:
+    has_certifi = False
+
 
 def register_socks_protocols():
     # "Register" SOCKS protocols
@@ -153,7 +159,6 @@ if compat_brotli:
 std_headers = {
     'User-Agent': random_user_agent(),
     'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
-    'Accept-Encoding': ', '.join(SUPPORTED_ENCODINGS),
     'Accept-Language': 'en-us,en;q=0.5',
     'Sec-Fetch-Mode': 'navigate',
 }
@@ -700,36 +705,40 @@ def timeconvert(timestr):
     return timestamp
 
 
-def sanitize_filename(s, restricted=False, is_id=False):
+def sanitize_filename(s, restricted=False, is_id=NO_DEFAULT):
     """Sanitizes a string so it could be used as part of a filename.
-    If restricted is set, use a stricter subset of allowed characters.
-    Set is_id if this is not an arbitrary string, but an ID that should be kept
-    if possible.
+    @param restricted   Use a stricter subset of allowed characters
+    @param is_id        Whether this is an ID that should be kept unchanged if possible.
+                        If unset, yt-dlp's new sanitization rules are in effect
     """
+    if s == '':
+        return ''
+
     def replace_insane(char):
         if restricted and char in ACCENT_CHARS:
             return ACCENT_CHARS[char]
         elif not restricted and char == '\n':
-            return ' '
+            return '\0 '
         elif char == '?' or ord(char) < 32 or ord(char) == 127:
             return ''
         elif char == '"':
             return '' if restricted else '\''
         elif char == ':':
-            return '_-' if restricted else ' -'
+            return '\0_\0-' if restricted else '\0 \0-'
         elif char in '\\/|*<>':
-            return '_'
-        if restricted and (char in '!&\'()[]{}$;`^,#' or char.isspace()):
-            return '_'
-        if restricted and ord(char) > 127:
-            return '_'
+            return '\0_'
+        if restricted and (char in '!&\'()[]{}$;`^,#' or char.isspace() or ord(char) > 127):
+            return '\0_'
         return char
 
-    if s == '':
-        return ''
-    # Handle timestamps
-    s = re.sub(r'[0-9]+(?::[0-9]+)+', lambda m: m.group(0).replace(':', '_'), s)
+    s = re.sub(r'[0-9]+(?::[0-9]+)+', lambda m: m.group(0).replace(':', '_'), s)  # Handle timestamps
     result = ''.join(map(replace_insane, s))
+    if is_id is NO_DEFAULT:
+        result = re.sub('(\0.)(?:(?=\\1)..)+', r'\1', result)  # Remove repeated substitute chars
+        STRIP_RE = '(?:\0.|[ _-])*'
+        result = re.sub(f'^\0.{STRIP_RE}|{STRIP_RE}\0.$', '', result)  # Remove substitute chars from start/end
+    result = result.replace('\0', '') or '_'
+
     if not is_id:
         while '__' in result:
             result = result.replace('__', '_')
@@ -1010,20 +1019,23 @@ def make_HTTPS_handler(params, **kwargs):
         context.options |= 4  # SSL_OP_LEGACY_SERVER_CONNECT
     context.verify_mode = ssl.CERT_REQUIRED if opts_check_certificate else ssl.CERT_NONE
     if opts_check_certificate:
-        try:
-            context.load_default_certs()
-            # Work around the issue in load_default_certs when there are bad certificates. See:
-            # https://github.com/yt-dlp/yt-dlp/issues/1060,
-            # https://bugs.python.org/issue35665, https://bugs.python.org/issue45312
-        except ssl.SSLError:
-            # enum_certificates is not present in mingw python. See https://github.com/yt-dlp/yt-dlp/issues/1151
-            if sys.platform == 'win32' and hasattr(ssl, 'enum_certificates'):
-                # Create a new context to discard any certificates that were already loaded
-                context = ssl.SSLContext(ssl.PROTOCOL_TLS_CLIENT)
-                context.check_hostname, context.verify_mode = True, ssl.CERT_REQUIRED
-                for storename in ('CA', 'ROOT'):
-                    _ssl_load_windows_store_certs(context, storename)
-            context.set_default_verify_paths()
+        if has_certifi and 'no-certifi' not in params.get('compat_opts', []):
+            context.load_verify_locations(cafile=certifi.where())
+        else:
+            try:
+                context.load_default_certs()
+                # Work around the issue in load_default_certs when there are bad certificates. See:
+                # https://github.com/yt-dlp/yt-dlp/issues/1060,
+                # https://bugs.python.org/issue35665, https://bugs.python.org/issue45312
+            except ssl.SSLError:
+                # enum_certificates is not present in mingw python. See https://github.com/yt-dlp/yt-dlp/issues/1151
+                if sys.platform == 'win32' and hasattr(ssl, 'enum_certificates'):
+                    # Create a new context to discard any certificates that were already loaded
+                    context = ssl.SSLContext(ssl.PROTOCOL_TLS_CLIENT)
+                    context.check_hostname, context.verify_mode = True, ssl.CERT_REQUIRED
+                    for storename in ('CA', 'ROOT'):
+                        _ssl_load_windows_store_certs(context, storename)
+                context.set_default_verify_paths()
     return YoutubeDLHTTPSHandler(params, context=context, **kwargs)
 
 
@@ -1392,6 +1404,9 @@ class YoutubeDLHandler(compat_urllib_request.HTTPHandler):
             if h.capitalize() not in req.headers:
                 req.add_header(h, v)
 
+        if 'Accept-encoding' not in req.headers:
+            req.add_header('Accept-encoding', ', '.join(SUPPORTED_ENCODINGS))
+
         req.headers = handle_youtubedl_headers(req.headers)
 
         if sys.version_info < (2, 7) and '#' in req.get_full_url():
@@ -2629,23 +2644,23 @@ def parse_duration(s):
         m = re.match(
             r'''(?ix)(?:P?
                 (?:
-                    [0-9]+\s*y(?:ears?)?\s*
+                    [0-9]+\s*y(?:ears?)?,?\s*
                 )?
                 (?:
-                    [0-9]+\s*m(?:onths?)?\s*
+                    [0-9]+\s*m(?:onths?)?,?\s*
                 )?
                 (?:
-                    [0-9]+\s*w(?:eeks?)?\s*
+                    [0-9]+\s*w(?:eeks?)?,?\s*
                 )?
                 (?:
-                    (?P<days>[0-9]+)\s*d(?:ays?)?\s*
+                    (?P<days>[0-9]+)\s*d(?:ays?)?,?\s*
                 )?
                 T)?
                 (?:
-                    (?P<hours>[0-9]+)\s*h(?:ours?)?\s*
+                    (?P<hours>[0-9]+)\s*h(?:ours?)?,?\s*
                 )?
                 (?:
-                    (?P<mins>[0-9]+)\s*m(?:in(?:ute)?s?)?\s*
+                    (?P<mins>[0-9]+)\s*m(?:in(?:ute)?s?)?,?\s*
                 )?
                 (?:
                     (?P<secs>[0-9]+)(?P<ms>\.[0-9]+)?\s*s(?:ec(?:ond)?s?)?\s*
@@ -2698,7 +2713,9 @@ def check_executable(exe, args=[]):
     return exe
 
 
-def _get_exe_version_output(exe, args):
+def _get_exe_version_output(exe, args, *, to_screen=None):
+    if to_screen:
+        to_screen(f'Checking exe version: {shell_quote([exe] + args)}')
     try:
         # STDIN should be redirected too. On UNIX-like systems, ffmpeg triggers
         # SIGTTOU if yt-dlp is run in the background.
@@ -3090,16 +3107,16 @@ def try_get(src, getter, expected_type=None):
                 return v
 
 
+def filter_dict(dct, cndn=lambda _, v: v is not None):
+    return {k: v for k, v in dct.items() if cndn(k, v)}
+
+
 def merge_dicts(*dicts):
     merged = {}
     for a_dict in dicts:
         for k, v in a_dict.items():
-            if v is None:
-                continue
-            if (k not in merged
-                    or (isinstance(v, compat_str) and v
-                        and isinstance(merged[k], compat_str)
-                        and not merged[k])):
+            if (v is not None and k not in merged
+                    or isinstance(v, str) and merged[k] == ''):
                 merged[k] = v
     return merged
 
@@ -3534,6 +3551,11 @@ def _match_one(filter_part, dct, incomplete):
         '=': operator.eq,
     }
 
+    if isinstance(incomplete, bool):
+        is_incomplete = lambda _: incomplete
+    else:
+        is_incomplete = lambda k: k in incomplete
+
     operator_rex = re.compile(r'''(?x)\s*
         (?P<key>[a-z_]+)
         \s*(?P<negation>!\s*)?(?P<op>%s)(?P<none_inclusive>\s*\?)?\s*
@@ -3572,7 +3594,7 @@ def _match_one(filter_part, dct, incomplete):
         if numeric_comparison is not None and m['op'] in STRING_OPERATORS:
             raise ValueError('Operator %s only supports string values!' % m['op'])
         if actual_value is None:
-            return incomplete or m['none_inclusive']
+            return is_incomplete(m['key']) or m['none_inclusive']
         return op(actual_value, comparison_value if numeric_comparison is None else numeric_comparison)
 
     UNARY_OPERATORS = {
@@ -3587,7 +3609,7 @@ def _match_one(filter_part, dct, incomplete):
     if m:
         op = UNARY_OPERATORS[m.group('op')]
         actual_value = dct.get(m.group('key'))
-        if incomplete and actual_value is None:
+        if is_incomplete(m.group('key')) and actual_value is None:
             return True
         return op(actual_value)
 
@@ -3595,24 +3617,29 @@ def _match_one(filter_part, dct, incomplete):
 
 
 def match_str(filter_str, dct, incomplete=False):
-    """ Filter a dictionary with a simple string syntax. Returns True (=passes filter) or false
-        When incomplete, all conditions passes on missing fields
+    """ Filter a dictionary with a simple string syntax.
+    @returns           Whether the filter passes
+    @param incomplete  Set of keys that is expected to be missing from dct.
+                       Can be True/False to indicate all/none of the keys may be missing.
+                       All conditions on incomplete keys pass if the key is missing
     """
     return all(
         _match_one(filter_part.replace(r'\&', '&'), dct, incomplete)
         for filter_part in re.split(r'(?<!\\)&', filter_str))
 
 
-def match_filter_func(filter_str):
-    if filter_str is None:
+def match_filter_func(filters):
+    if not filters:
         return None
+    filters = variadic(filters)
 
     def _match_func(info_dict, *args, **kwargs):
-        if match_str(filter_str, info_dict, *args, **kwargs):
+        if any(match_str(f, info_dict, *args, **kwargs) for f in filters):
             return None
         else:
-            video_title = info_dict.get('title', info_dict.get('id', 'video'))
-            return '%s does not pass filter %s, skipping ..' % (video_title, filter_str)
+            video_title = info_dict.get('title') or info_dict.get('id') or 'video'
+            filter_str = ') | ('.join(map(str.strip, filters))
+            return f'{video_title} does not pass filter ({filter_str}), skipping ..'
     return _match_func
 
 
@@ -5423,15 +5450,18 @@ class Config:
 class WebSocketsWrapper():
     """Wraps websockets module to use in non-async scopes"""
 
-    def __init__(self, url, headers=None):
+    def __init__(self, url, headers=None, connect=True):
         self.loop = asyncio.events.new_event_loop()
         self.conn = compat_websockets.connect(
             url, extra_headers=headers, ping_interval=None,
             close_timeout=float('inf'), loop=self.loop, ping_timeout=float('inf'))
+        if connect:
+            self.__enter__()
         atexit.register(self.__exit__, None, None, None)
 
     def __enter__(self):
-        self.pool = self.run_with_loop(self.conn.__aenter__(), self.loop)
+        if not self.pool:
+            self.pool = self.run_with_loop(self.conn.__aenter__(), self.loop)
         return self
 
     def send(self, *args):
@@ -5491,3 +5521,11 @@ has_websockets = bool(compat_websockets)
 def merge_headers(*dicts):
     """Merge dicts of http headers case insensitively, prioritizing the latter ones"""
     return {k.title(): v for k, v in itertools.chain.from_iterable(map(dict.items, dicts))}
+
+
+class classproperty:
+    def __init__(self, f):
+        self.f = f
+
+    def __get__(self, _, cls):
+        return self.f(cls)