Change video subtitle background using

[@dodgewagen]

Thank you for your clear and wonderful explanation. Thanks to your explanation I finally understand.

[@HoseinRajaei-y8v]

i want to style ass file in ffmpeg itself or python. how can we do that? (if it is possible)

[@CarbonRiderOnline]

Since it's just a text file, you can definitely achieve that. You can either follow a template-based approach or develop a data structure that resembles style-ass data.