You can use node in BAS >
https://www.npmjs.com/package/ffmetadata
or you can use ffmpeg with BAS over "Run proccess" action
@danielz Hi, thanks.
Also these articles may be usefull
https://wiki.bablosoft.com/doku.php?id=how_to_output_script_result
https://wiki.bablosoft.com/doku.php?id=how_to_let_user_to_choose_output_file_name