nixpkgs/pkgs/development/libraries/libwebp/default.nix

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{ lib, stdenv, fetchFromGitHub, autoreconfHook, libtool
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, threadingSupport ? true # multi-threading
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, openglSupport ? false, freeglut ? null, libGL ? null, libGLU ? null # OpenGL (required for vwebp)
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, pngSupport ? true, libpng ? null # PNG image format
, jpegSupport ? true, libjpeg ? null # JPEG image format
, tiffSupport ? true, libtiff ? null # TIFF image format
, gifSupport ? true, giflib ? null # GIF image format
#, wicSupport ? true # Windows Imaging Component
, alignedSupport ? false # Force aligned memory operations
, swap16bitcspSupport ? false # Byte swap for 16bit color spaces
, experimentalSupport ? false # Experimental code
, libwebpmuxSupport ? true # Build libwebpmux
, libwebpdemuxSupport ? true # Build libwebpdemux
, libwebpdecoderSupport ? true # Build libwebpdecoder
}:
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assert openglSupport -> freeglut != null && libGL != null && libGLU != null;
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assert pngSupport -> (libpng != null);
assert jpegSupport -> (libjpeg != null);
assert tiffSupport -> (libtiff != null);
assert gifSupport -> (giflib != null);
let
mkFlag = optSet: flag: if optSet then "--enable-${flag}" else "--disable-${flag}";
in
with lib;
stdenv.mkDerivation rec {
pname = "libwebp";
version = "1.1.0";
src = fetchFromGitHub {
owner = "webmproject";
repo = pname;
rev = version;
sha256 = "1kl6qqa29ygqb2fpv140y59v539gdqx4vcf3mlaxhca2bks98qgm";
};
prePatch = "patchShebangs .";
configureFlags = [
(mkFlag threadingSupport "threading")
(mkFlag openglSupport "gl")
(mkFlag pngSupport "png")
(mkFlag jpegSupport "jpeg")
(mkFlag tiffSupport "tiff")
(mkFlag gifSupport "gif")
#(mkFlag (wicSupport && stdenv.isCygwin) "wic")
(mkFlag alignedSupport "aligned")
(mkFlag swap16bitcspSupport "swap-16bit-csp")
(mkFlag experimentalSupport "experimental")
(mkFlag libwebpmuxSupport "libwebpmux")
(mkFlag libwebpdemuxSupport "libwebpdemux")
(mkFlag libwebpdecoderSupport "libwebpdecoder")
];
nativeBuildInputs = [ autoreconfHook libtool ];
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buildInputs = [ ]
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++ optionals openglSupport [ freeglut libGL libGLU ]
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++ optional pngSupport libpng
++ optional jpegSupport libjpeg
++ optional tiffSupport libtiff
++ optional gifSupport giflib;
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enableParallelBuilding = true;
meta = {
description = "Tools and library for the WebP image format";
homepage = "https://developers.google.com/speed/webp/";
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license = licenses.bsd3;
platforms = platforms.all;
maintainers = with maintainers; [ codyopel ];
};
}