+class NovaEmbedIE(InfoExtractor):
+    _VALID_URL = r'https?://media\.cms\.nova\.cz/embed/(?P<id>[^/?#&]+)'
+    _TEST = {
+        'url': 'https://media.cms.nova.cz/embed/8o0n0r?autoplay=1',
+        'md5': 'ee009bafcc794541570edd44b71cbea3',
+        'info_dict': {
+            'id': '8o0n0r',
+            'ext': 'mp4',
+            'title': '2180. díl',
+            'thumbnail': r're:^https?://.*\.jpg',
+            'duration': 2578,
+        },
+    }
+
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+
+        webpage = self._download_webpage(url, video_id)
+
+        duration = None
+        formats = []
+
+        player = self._parse_json(
+            self._search_regex(
+                r'Player\.init\s*\([^,]+,\s*({.+?})\s*,\s*{.+?}\s*\)\s*;',
+                webpage, 'player', default='{}'), video_id, fatal=False)
+        if player:
+            for format_id, format_list in player['tracks'].items():
+                if not isinstance(format_list, list):
+                    format_list = [format_list]
+                for format_dict in format_list:
+                    if not isinstance(format_dict, dict):
+                        continue
+                    format_url = url_or_none(format_dict.get('src'))
+                    format_type = format_dict.get('type')
+                    ext = determine_ext(format_url)
+                    if (format_type == 'application/x-mpegURL'
+                            or format_id == 'HLS' or ext == 'm3u8'):
+                        formats.extend(self._extract_m3u8_formats(
+                            format_url, video_id, 'mp4',
+                            entry_protocol='m3u8_native', m3u8_id='hls',
+                            fatal=False))
+                    elif (format_type == 'application/dash+xml'
+                          or format_id == 'DASH' or ext == 'mpd'):
+                        formats.extend(self._extract_mpd_formats(
+                            format_url, video_id, mpd_id='dash', fatal=False))
+                    else:
+                        formats.append({
+                            'url': format_url,
+                        })
+            duration = int_or_none(player.get('duration'))
+        else:
+            # Old path, not actual as of 08.04.2020
+            bitrates = self._parse_json(
+                self._search_regex(
+                    r'(?s)(?:src|bitrates)\s*=\s*({.+?})\s*;', webpage, 'formats'),
+                video_id, transform_source=js_to_json)
+
+            QUALITIES = ('lq', 'mq', 'hq', 'hd')
+            quality_key = qualities(QUALITIES)
+
+            for format_id, format_list in bitrates.items():
+                if not isinstance(format_list, list):
+                    format_list = [format_list]
+                for format_url in format_list:
+                    format_url = url_or_none(format_url)
+                    if not format_url:
+                        continue
+                    if format_id == 'hls':
+                        formats.extend(self._extract_m3u8_formats(
+                            format_url, video_id, ext='mp4',
+                            entry_protocol='m3u8_native', m3u8_id='hls',
+                            fatal=False))
+                        continue
+                    f = {
+                        'url': format_url,
+                    }
+                    f_id = format_id
+                    for quality in QUALITIES:
+                        if '%s.mp4' % quality in format_url:
+                            f_id += '-%s' % quality
+                            f.update({
+                                'quality': quality_key(quality),
+                                'format_note': quality.upper(),
+                            })
+                            break
+                    f['format_id'] = f_id
+                    formats.append(f)
+
+        self._sort_formats(formats)
+
+        title = self._og_search_title(
+            webpage, default=None) or self._search_regex(
+            (r'<value>(?P<title>[^<]+)',
+             r'videoTitle\s*:\s*(["\'])(?P<value>(?:(?!\1).)+)\1'), webpage,
+            'title', group='value')
+        thumbnail = self._og_search_thumbnail(
+            webpage, default=None) or self._search_regex(
+            r'poster\s*:\s*(["\'])(?P<value>(?:(?!\1).)+)\1', webpage,
+            'thumbnail', fatal=False, group='value')
+        duration = int_or_none(self._search_regex(
+            r'videoDuration\s*:\s*(\d+)', webpage, 'duration',
+            default=duration))
+
+        return {
+            'id': video_id,
+            'title': title,
+            'thumbnail': thumbnail,
+            'duration': duration,
+            'formats': formats,
+        }
+
+