致谢（Thanks）：BBDown
利用BBDown以及FFmpeg下载哔哩哔哩的音频/视频并将其转换为MP3或者flac格式。基于aardio语言。
A project to download audio/video with cover from bilibili.com via BBdown and FFmpeg project easily, and convert the m4a audio to mp3/flac format. (by aardio)
1.需要在同目录下有BBDown以及FFmpeg的可执行文件。
1.Need "bbdown.exe" and "ffmpeg.exe" in the same dir of the program.
2.所有选项均为可选，鼠标悬停时有相关解释。
2.All options are optional and are explained when the mouse is hovered over.
3.原项目和本项目均使用MIT许可证。
3.Both the original project and this project use MIT license
1.初次请下载全部的3个文件并校验其sha1值。
1.For the first time, please download all 3 files and check their sha1 values.
2.升级仅需下载BiliAuDown.exe并覆盖旧版本文件。
2.To update, just download BiliAuDown.exe and overwrite the old version.
请提前选择是否自动删除文件以免数据丢失！请勿将m4a文件备份在软件的存放目录！
Please choose in advance whether to delete files automatically to avoid data loss! Never backup the .m4a file in the software storage directory!
请提前选择是否自动删除文件以免数据丢失！请勿将m4a文件备份在软件的存放目录！
Please choose in advance whether to delete files automatically to avoid data loss! Never backup the .m4a file in the software storage directory!
请提前选择是否自动删除文件以免数据丢失！请勿将m4a文件备份在软件的存放目录！
Please choose in advance whether to delete files automatically to avoid data loss! Never backup the .m4a file in the software storage directory!