ffmpeg: returned metadata["duration"], if present, is always a float
ffmpeg: returned metadata["duration"], if present, is always a float

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