The difference between mkv format encapsulation and transcoding of video.

Transcoding is the simplest way to convert the video file format, such as transcoding the format that can't fit on the mobile phone into MP4 format that can be decoded and played smoothly by the hardware of the mobile phone, which is convenient for other devices to play.

Packaging is to put audio, video, subtitles and other files into one file like a bag. This method has many advantages, such as adding audio in multiple languages, selecting audio tracks according to the audience's preferences, and adding multilingual subtitle files. , and separate them very conveniently and quickly, and restore the original audio, video, subtitles and other files one by one.