ffmpeg: callback only every 10 secs
ffmpeg: callback only every 10 secs

albertz/music-player,albertz/music-player,albertz/music-player,albertz/music-player,albertz/music-player,kingsj/music-player,kingsj/music-player,kingsj/music-player,albertz/music-player,kingsj/music-player,kingsj/music-player