Install libplacebo-dev by entering the following commands in the terminal:
sudo apt update sudo apt install libplacebo-dev
GPU-accelerated video/image rendering primitives (development files)
The library provides useful GPU-accelerated image processing primitives based on GLSL. It includes shader routines for decoding and transforming colors, tone mapping, dithering, and for various algorithms that sample from images, such as debanding and scaling. . This package contains the development files.