您还可以使用此命令行来找到某特定文件格式的大小。
You can also use the command line to find out the size for a particular file format.
convert命令还能够转换图像文件的格式。
The convert command is also capable of converting the formatting of the image files.
FFMPEG是一个十分优秀的命令行应用程序，它可以将视频和电影文件从一种格式转换为另一种格式。
FFMPEG is an incredible command-line application that can convert video and movie files from one format to another.
应用推荐