/usr/share/mlt/profiles/square_pal is in libmlt-data 6.4.1-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 | description=768x576 4:3 PAL
frame_rate_num=25
frame_rate_den=1
width=768
height=576
progressive=1
sample_aspect_num=1
sample_aspect_den=1
display_aspect_num=4
display_aspect_den=3
colorspace=601
|