mirror of
https://codeberg.org/privacy1st/nix-git
synced 2024-11-21 22:03:19 +01:00
21 lines
797 B
Nix
21 lines
797 B
Nix
{ pkgs, lib }:
|
||
let
|
||
# TODO use formula: 1920×16÷9÷3×2
|
||
# Width of our display.
|
||
max-width = "2276";
|
||
in
|
||
pkgs.stdenv.mkDerivation rec{
|
||
name = "yoda-wallpaper";
|
||
src = "${../assets/img/wallpaper.jpg}";
|
||
nativeBuildInputs = with pkgs; [ imagemagick ];
|
||
phases = "installPhase";
|
||
# magick limit width: https://stackoverflow.com/a/38415211/6334421
|
||
# magick jpg options: quality, progressive, strip metadata. https://stackoverflow.com/a/7262050/6334421
|
||
installPhase = ''
|
||
set -eu -o pipefail
|
||
mkdir -p $out
|
||
${pkgs.imagemagick}/bin/magick $src -resize '${max-width}>' -quality 90% -interlace Plane -strip $out/img.jpg
|
||
${pkgs.imagemagick}/bin/magick $src -resize '${max-width}>' $out/img.png
|
||
'';
|
||
}
|