-                r'"room_id"\s*:\s*(\d+),', page, 'room id')
-
-        config = None
-        # Douyu API sometimes returns error "Unable to load the requested class: eticket_redis_cache"
-        # Retry with different parameters - same parameters cause same errors
-        for i in range(5):
-            prefix = 'room/%s?aid=android&client_sys=android&time=%d' % (
-                room_id, int(time.time()))
-            auth = hashlib.md5((prefix + '1231').encode('ascii')).hexdigest()
-
-            config_page = self._download_webpage(
-                'http://www.douyutv.com/api/v1/%s&auth=%s' % (prefix, auth),
-                video_id)
-            try:
-                config = self._parse_json(config_page, video_id, fatal=False)
-            except ExtractorError:
-                # Wait some time before retrying to get a different time() value
-                self._sleep(1, video_id, msg_template='%(video_id)s: Error occurs. '
-                                                      'Waiting for %(timeout)s seconds before retrying')
-                continue
-            else:
-                break
-        if config is None:
-            raise ExtractorError('Unable to fetch API result')
-
-        data = config['data']
-
-        error_code = config.get('error', 0)
-        if error_code is not 0:
-            error_desc = 'Server reported error %i' % error_code
-            if isinstance(data, (compat_str, compat_basestring)):
-                error_desc += ': ' + data
-            raise ExtractorError(error_desc, expected=True)
+                r'"room_id\\?"\s*:\s*(\d+),', page, 'room id')
+
+        room = self._download_json(
+            'http://m.douyu.com/html5/live?roomId=%s' % room_id, video_id,
+            note='Downloading room info')['data']