+    _VALID_URL = r'''(?x)^(?:https?://)?
+                    (?:(?:(?:www\.|m\.)?soundcloud\.com/
+                            (?!stations/track)
+                            (?P<uploader>[\w\d-]+)/
+                            (?!(?:tracks|albums|sets(?:/.+?)?|reposts|likes|spotlight)/?(?:$|[?#]))
+                            (?P<title>[\w\d-]+)/?
+                            (?P<token>[^?]+?)?(?:[?].*)?$)
+                       |(?:api\.soundcloud\.com/tracks/(?P<track_id>\d+)
+                          (?:/?\?secret_token=(?P<secret_token>[^&]+))?)
+                       |(?P<player>(?:w|player|p.)\.soundcloud\.com/player/?.*?url=.*)
+                    )
+                    '''
+    IE_NAME = 'soundcloud'
+    _TESTS = [
+        {
+            'url': 'http://soundcloud.com/ethmusic/lostin-powers-she-so-heavy',
+            'md5': 'ebef0a451b909710ed1d7787dddbf0d7',
+            'info_dict': {
+                'id': '62986583',
+                'ext': 'mp3',
+                'title': 'Lostin Powers - She so Heavy (SneakPreview) Adrian Ackers Blueprint 1',
+                'description': 'No Downloads untill we record the finished version this weekend, i was too pumped n i had to post it , earl is prolly gonna b hella p.o\'d',
+                'uploader': 'E.T. ExTerrestrial Music',
+                'timestamp': 1349920598,
+                'upload_date': '20121011',
+                'duration': 143.216,
+                'license': 'all-rights-reserved',
+                'view_count': int,
+                'like_count': int,
+                'comment_count': int,
+                'repost_count': int,
+            }
+        },
+        # not streamable song
+        {
+            'url': 'https://soundcloud.com/the-concept-band/goldrushed-mastered?in=the-concept-band/sets/the-royal-concept-ep',
+            'info_dict': {
+                'id': '47127627',
+                'ext': 'mp3',
+                'title': 'Goldrushed',
+                'description': 'From Stockholm Sweden\r\nPovel / Magnus / Filip / David\r\nwww.theroyalconcept.com',
+                'uploader': 'The Royal Concept',
+                'timestamp': 1337635207,
+                'upload_date': '20120521',
+                'duration': 30,
+                'license': 'all-rights-reserved',
+                'view_count': int,
+                'like_count': int,
+                'comment_count': int,
+                'repost_count': int,
+            },
+            'params': {
+                # rtmp
+                'skip_download': True,
+            },
+        },
+        # private link
+        {
+            'url': 'https://soundcloud.com/jaimemf/youtube-dl-test-video-a-y-baw/s-8Pjrp',
+            'md5': 'aa0dd32bfea9b0c5ef4f02aacd080604',
+            'info_dict': {
+                'id': '123998367',
+                'ext': 'mp3',
+                'title': 'Youtube - Dl Test Video \'\' Ä↭',
+                'description': 'test chars:  \"\'/\\ä↭',
+                'uploader': 'jaimeMF',
+                'timestamp': 1386604920,
+                'upload_date': '20131209',
+                'duration': 9.927,
+                'license': 'all-rights-reserved',
+                'view_count': int,
+                'like_count': int,
+                'comment_count': int,
+                'repost_count': int,
+            },
+        },
+        # private link (alt format)
+        {
+            'url': 'https://api.soundcloud.com/tracks/123998367?secret_token=s-8Pjrp',
+            'md5': 'aa0dd32bfea9b0c5ef4f02aacd080604',
+            'info_dict': {
+                'id': '123998367',
+                'ext': 'mp3',
+                'title': 'Youtube - Dl Test Video \'\' Ä↭',
+                'description': 'test chars:  \"\'/\\ä↭',
+                'uploader': 'jaimeMF',
+                'timestamp': 1386604920,
+                'upload_date': '20131209',
+                'duration': 9.927,
+                'license': 'all-rights-reserved',
+                'view_count': int,
+                'like_count': int,
+                'comment_count': int,
+                'repost_count': int,
+            },
+        },
+        # downloadable song
+        {
+            'url': 'https://soundcloud.com/oddsamples/bus-brakes',
+            'md5': '7624f2351f8a3b2e7cd51522496e7631',
+            'info_dict': {
+                'id': '128590877',
+                'ext': 'mp3',
+                'title': 'Bus Brakes',
+                'description': 'md5:0053ca6396e8d2fd7b7e1595ef12ab66',
+                'uploader': 'oddsamples',
+                'timestamp': 1389232924,
+                'upload_date': '20140109',
+                'duration': 17.346,
+                'license': 'cc-by-sa',
+                'view_count': int,
+                'like_count': int,
+                'comment_count': int,
+                'repost_count': int,
+            },
+        },
+        # private link, downloadable format
+        {
+            'url': 'https://soundcloud.com/oriuplift/uponly-238-no-talking-wav/s-AyZUd',
+            'md5': '64a60b16e617d41d0bef032b7f55441e',
+            'info_dict': {
+                'id': '340344461',
+                'ext': 'wav',
+                'title': 'Uplifting Only 238 [No Talking] (incl. Alex Feed Guestmix) (Aug 31, 2017) [wav]',
+                'description': 'md5:fa20ee0fca76a3d6df8c7e57f3715366',
+                'uploader': 'Ori Uplift Music',
+                'timestamp': 1504206263,
+                'upload_date': '20170831',
+                'duration': 7449.096,
+                'license': 'all-rights-reserved',
+                'view_count': int,
+                'like_count': int,
+                'comment_count': int,
+                'repost_count': int,
+            },
+        },
+        # no album art, use avatar pic for thumbnail
+        {
+            'url': 'https://soundcloud.com/garyvee/sideways-prod-mad-real',
+            'md5': '59c7872bc44e5d99b7211891664760c2',
+            'info_dict': {
+                'id': '309699954',
+                'ext': 'mp3',
+                'title': 'Sideways (Prod. Mad Real)',
+                'description': 'md5:d41d8cd98f00b204e9800998ecf8427e',
+                'uploader': 'garyvee',
+                'timestamp': 1488152409,
+                'upload_date': '20170226',
+                'duration': 207.012,
+                'thumbnail': r're:https?://.*\.jpg',
+                'license': 'all-rights-reserved',
+                'view_count': int,
+                'like_count': int,
+                'comment_count': int,
+                'repost_count': int,
+            },
+            'params': {
+                'skip_download': True,
+            },
+        },
+        # not avaialble via api.soundcloud.com/i1/tracks/id/streams
+        {
+            'url': 'https://soundcloud.com/giovannisarani/mezzo-valzer',
+            'md5': 'e22aecd2bc88e0e4e432d7dcc0a1abf7',
+            'info_dict': {
+                'id': '583011102',
+                'ext': 'mp3',
+                'title': 'Mezzo Valzer',
+                'description': 'md5:4138d582f81866a530317bae316e8b61',
+                'uploader': 'Giovanni Sarani',
+                'timestamp': 1551394171,
+                'upload_date': '20190228',
+                'duration': 180.157,
+                'thumbnail': r're:https?://.*\.jpg',
+                'license': 'all-rights-reserved',
+                'view_count': int,
+                'like_count': int,
+                'comment_count': int,
+                'repost_count': int,
+            },
+            'expected_warnings': ['Unable to download JSON metadata'],
+        }
+    ]
+
+    _CLIENT_ID = 'FweeGBOOEOYJWLJN3oEyToGLKhmSz0I7'
+
+    @staticmethod
+    def _extract_urls(webpage):
+        return [m.group('url') for m in re.finditer(
+            r'<iframe[^>]+src=(["\'])(?P<url>(?:https?://)?(?:w\.)?soundcloud\.com/player.+?)\1',
+            webpage)]
+
+    @classmethod
+    def _resolv_url(cls, url):
+        return 'https://api.soundcloud.com/resolve.json?url=' + url + '&client_id=' + cls._CLIENT_ID
+
+    def _extract_info_dict(self, info, full_title=None, quiet=False, secret_token=None):
+        track_id = compat_str(info['id'])
+        title = info['title']
+        name = full_title or track_id
+        if quiet:
+            self.report_extraction(name)
+        thumbnail = info.get('artwork_url') or info.get('user', {}).get('avatar_url')
+        if isinstance(thumbnail, compat_str):
+            thumbnail = thumbnail.replace('-large', '-t500x500')
+        username = try_get(info, lambda x: x['user']['username'], compat_str)
+
+        def extract_count(key):
+            return int_or_none(info.get('%s_count' % key))
+
+        like_count = extract_count('favoritings')
+        if like_count is None:
+            like_count = extract_count('likes')
+
+        result = {
+            'id': track_id,
+            'uploader': username,
+            'timestamp': unified_timestamp(info.get('created_at')),
+            'title': title,
+            'description': info.get('description'),
+            'thumbnail': thumbnail,
+            'duration': float_or_none(info.get('duration'), 1000),
+            'webpage_url': info.get('permalink_url'),
+            'license': info.get('license'),
+            'view_count': extract_count('playback'),
+            'like_count': like_count,
+            'comment_count': extract_count('comment'),
+            'repost_count': extract_count('reposts'),
+            'genre': info.get('genre'),
+        }
+
+        format_urls = set()
+        formats = []
+        query = {'client_id': self._CLIENT_ID}
+        if secret_token is not None:
+            query['secret_token'] = secret_token
+        if info.get('downloadable', False):
+            # We can build a direct link to the song
+            format_url = update_url_query(
+                'https://api.soundcloud.com/tracks/%s/download' % track_id, query)
+            format_urls.add(format_url)
+            formats.append({
+                'format_id': 'download',
+                'ext': info.get('original_format', 'mp3'),
+                'url': format_url,
+                'vcodec': 'none',
+                'preference': 10,
+            })
+
+        # Old API, does not work for some tracks (e.g.
+        # https://soundcloud.com/giovannisarani/mezzo-valzer)
+        format_dict = self._download_json(
+            'https://api.soundcloud.com/i1/tracks/%s/streams' % track_id,
+            track_id, 'Downloading track url', query=query, fatal=False)
+
+        if format_dict:
+            for key, stream_url in format_dict.items():
+                if stream_url in format_urls:
+                    continue
+                format_urls.add(stream_url)
+                ext, abr = 'mp3', None
+                mobj = re.search(r'_([^_]+)_(\d+)_url', key)
+                if mobj:
+                    ext, abr = mobj.groups()
+                    abr = int(abr)
+                if key.startswith('http'):
+                    stream_formats = [{
+                        'format_id': key,
+                        'ext': ext,
+                        'url': stream_url,
+                    }]
+                elif key.startswith('rtmp'):
+                    # The url doesn't have an rtmp app, we have to extract the playpath
+                    url, path = stream_url.split('mp3:', 1)
+                    stream_formats = [{
+                        'format_id': key,
+                        'url': url,
+                        'play_path': 'mp3:' + path,
+                        'ext': 'flv',
+                    }]
+                elif key.startswith('hls'):
+                    stream_formats = self._extract_m3u8_formats(
+                        stream_url, track_id, ext, entry_protocol='m3u8_native',
+                        m3u8_id=key, fatal=False)
+                else:
+                    continue
+
+                if abr:
+                    for f in stream_formats:
+                        f['abr'] = abr
+
+                formats.extend(stream_formats)
+
+        # New API
+        transcodings = try_get(
+            info, lambda x: x['media']['transcodings'], list) or []
+        for t in transcodings:
+            if not isinstance(t, dict):
+                continue
+            format_url = url_or_none(t.get('url'))
+            if not format_url:
+                continue
+            stream = self._download_json(
+                update_url_query(format_url, query), track_id, fatal=False)
+            if not isinstance(stream, dict):
+                continue
+            stream_url = url_or_none(stream.get('url'))
+            if not stream_url:
+                continue
+            if stream_url in format_urls:
+                continue
+            format_urls.add(stream_url)
+            protocol = try_get(t, lambda x: x['format']['protocol'], compat_str)
+            if protocol != 'hls' and '/hls' in format_url:
+                protocol = 'hls'
+            ext = None
+            preset = str_or_none(t.get('preset'))
+            if preset:
+                ext = preset.split('_')[0]
+                if ext not in KNOWN_EXTENSIONS:
+                    mimetype = try_get(
+                        t, lambda x: x['format']['mime_type'], compat_str)
+                    ext = mimetype2ext(mimetype) or 'mp3'
+            format_id_list = []
+            if protocol:
+                format_id_list.append(protocol)
+            format_id_list.append(ext)
+            format_id = '_'.join(format_id_list)
+            formats.append({
+                'url': stream_url,
+                'format_id': format_id,
+                'ext': ext,
+                'protocol': 'm3u8_native' if protocol == 'hls' else 'http',
+            })
+
+        if not formats:
+            # We fallback to the stream_url in the original info, this
+            # cannot be always used, sometimes it can give an HTTP 404 error
+            formats.append({
+                'format_id': 'fallback',
+                'url': update_url_query(info['stream_url'], query),
+                'ext': 'mp3',
+            })
+            self._check_formats(formats, track_id)
+
+        for f in formats:
+            f['vcodec'] = 'none'
+
+        self._sort_formats(formats)
+        result['formats'] = formats