+ video_id = self._search_regex(
+ (r'<iframe[^>]+\bsrc=["\'](?:https?:)?//(?:api\.play-backend\.iprima\.cz/prehravac/embedded|prima\.iprima\.cz/[^/]+/[^/]+)\?.*?\bid=(p\d+)',
+ r'data-product="([^"]+)">'),
+ webpage, 'real id')
+
+ playerpage = self._download_webpage(
+ 'http://play.iprima.cz/prehravac/init',
+ video_id, note='Downloading player', query={
+ '_infuse': 1,
+ '_ts': round(time.time()),
+ 'productId': video_id,
+ }, headers={'Referer': url})
+
+ formats = []
+
+ def extract_formats(format_url, format_key=None, lang=None):
+ ext = determine_ext(format_url)
+ new_formats = []
+ if format_key == 'hls' or ext == 'm3u8':
+ new_formats = self._extract_m3u8_formats(
+ format_url, video_id, 'mp4', entry_protocol='m3u8_native',
+ m3u8_id='hls', fatal=False)
+ elif format_key == 'dash' or ext == 'mpd':
+ return
+ new_formats = self._extract_mpd_formats(
+ format_url, video_id, mpd_id='dash', fatal=False)
+ if lang:
+ for f in new_formats:
+ if not f.get('language'):
+ f['language'] = lang
+ formats.extend(new_formats)