drawtext
Draw a text string or text from a specified file on top of a video, using the libfreetype library.
To enable compilation of this filter, you need to configure FFmpeg with
--enable-libfreetype
and --enable-libharfbuzz
.
To enable default font fallback and the font option you need to
configure FFmpeg with --enable-libfontconfig
.
To enable the text_shaping option, you need to configure FFmpeg with
--enable-libfribidi
.