- media_url, video_id, 'mp4', entry_protocol='m3u8_native',
- preference=-1, m3u8_id=format_id))
+ media_url, video_id, 'mp4', 'm3u8_native',
+ m3u8_id=format_id, fatal=False))
+ elif ext == 'f4m':
+ formats.extend(self._extract_f4m_formats(
+ stream_url, video_id, f4m_id=format_id, fatal=False))