45 lines
1.3 KiB
Nix
45 lines
1.3 KiB
Nix
{ lib, stdenv, fetchurl, pkg-config, yasm
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, freetype, fribidi, harfbuzz
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, fontconfigSupport ? true, fontconfig ? null # fontconfig support
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, rasterizerSupport ? false # Internal rasterizer
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, largeTilesSupport ? false # Use larger tiles in the rasterizer
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, libiconv
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}:
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assert fontconfigSupport -> fontconfig != null;
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let
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mkFlag = optSet: flag: if optSet then "--enable-${flag}" else "--disable-${flag}";
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in
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with lib;
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stdenv.mkDerivation rec {
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pname = "libass";
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version = "0.15.1";
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src = fetchurl {
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url = "https://github.com/libass/libass/releases/download/${version}/${pname}-${version}.tar.xz";
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sha256 = "sha256-HN05ydAHsG5zfnc4AE1/OM+bHpKEPzcweyTn/2OrjlM=";
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};
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configureFlags = [
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(mkFlag fontconfigSupport "fontconfig")
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(mkFlag rasterizerSupport "rasterizer")
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(mkFlag largeTilesSupport "large-tiles")
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];
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nativeBuildInputs = [ pkg-config yasm ];
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buildInputs = [ freetype fribidi harfbuzz ]
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++ optional fontconfigSupport fontconfig
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++ optional stdenv.isDarwin libiconv;
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meta = {
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description = "Portable ASS/SSA subtitle renderer";
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homepage = "https://github.com/libass/libass";
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license = licenses.isc;
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platforms = platforms.unix;
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maintainers = with maintainers; [ codyopel ];
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repositories.git = "git://github.com/libass/libass.git";
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};
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}
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