mp3tag 加水印标签

for /r  %%i in (*.mp3) do ffmpeg -i "%%i" -i c:wx.jpg -map 0:0 -map 1:0 -c copy -disposition:a:0 default -id3v2_version 3 -metadata title="徐老师学习馆" -metadata album="vip会员免费" -metadata artist="微信：6615921" -metadata album_artist="徐老师学习馆" -metadata:s title="徐老师学习馆" -map_metadata -1 "%%~ni.mp3" -y