If you're looking to convert a video with specifications similar to what you've provided:

Here:

ffmpeg -i sone385.mkv

public class Sone385EngSub

As we move further into 2026, the manual "conversion" of subtitles is being replaced by AI-driven platforms. These systems can instantly recognize a project like sone385 , translate the audio, and generate an "engsub" file in minutes rather than hours. This shift is significantly lowering the barrier for global content sharing, allowing niche media to reach international audiences faster than ever before. Convert020002 Min Hot - Sone385engsub - Vast Studio

In some notation, 020002 could mean at 30fps = ~11.1 minutes, not 2 minutes. If so:

For a file that might only be a few minutes to an hour long, 20GB is a massive amount of data. It’s fantastic for archiving, but terrible for your phone, your tablet, or sending to a friend.