tjh.dev
1{ lib, stdenv, fetchurl, pkg-config, yasm
2, freetype, fribidi, harfbuzz
3, fontconfigSupport ? true, fontconfig ? null # fontconfig support
4, rasterizerSupport ? false # Internal rasterizer
5, largeTilesSupport ? false # Use larger tiles in the rasterizer
6, libiconv
7}:
8
9assert fontconfigSupport -> fontconfig != null;
10
11stdenv.mkDerivation rec {
12 pname = "libass";
13 version = "0.17.1";
14
15 src = fetchurl {
16 url = "https://github.com/libass/libass/releases/download/${version}/${pname}-${version}.tar.xz";
17 sha256 = "sha256-8NoLv7pHbBauPhz9hiJW0wkVkR96uqGxbOYu5lMZJ4Q=";
18 };
19
20 outputs = [ "out" "dev" ];
21
22 configureFlags = [
23 (lib.enableFeature fontconfigSupport "fontconfig")
24 (lib.enableFeature rasterizerSupport "rasterizer")
25 (lib.enableFeature largeTilesSupport "large-tiles")
26 ];
27
28 nativeBuildInputs = [ pkg-config yasm ];
29
30 buildInputs = [ freetype fribidi harfbuzz ]
31 ++ lib.optional fontconfigSupport fontconfig
32 ++ lib.optional stdenv.isDarwin libiconv;
33
34 meta = with lib; {
35 description = "Portable ASS/SSA subtitle renderer";
36 homepage = "https://github.com/libass/libass";
37 license = licenses.isc;
38 platforms = platforms.unix;
39 maintainers = with maintainers; [ codyopel ];
40 };
41}