drawtext issue when apply hindi language font file or other language font file

Ticket Fields

A ticket contains the following information:

• Reporter — Jaydip.
• Version — com.arthenica:mobile-ffmpeg-full-gpl:4.4.LTS
• Priority — critical

• Description

We are trying to use ffmpeg drawtext to support hindi fonts. but some characters are not rendering properly.

Used Hindi Language Font file :-​https://fonts.google.com/specimen/Khula

Input string :- जिन्दगी सिर्फ हकीक़त है हकीक़त समझो,

But output renders as