A) Extract mov_text to SRT:
An MP4 is a container . It holds the video stream, the audio stream, and subtitles. The codec (like H.264) is how that data is actually compressed. Repackers must choose the right combination to ensure the video looks great but doesn't stutter on older hardware. tme xxxmmsub1 ebwh169720mp4 repack
A tool often included in repacks to ensure no files were corrupted during the download. How to Use a Repack A) Extract mov_text to SRT: An MP4 is a container