homebrew-core/Formula/webp-pixbuf-loader.rb

80 lines
2.8 KiB
Ruby

class WebpPixbufLoader < Formula
desc "WebP Image format GdkPixbuf loader"
homepage "https://github.com/aruiz/webp-pixbuf-loader"
url "https://github.com/aruiz/webp-pixbuf-loader/archive/0.0.4.tar.gz"
sha256 "cd6e4ec44755e8df3e298688c0aeb72b9467bbdd03009989c0d94b219b30fb51"
license "LGPL-2.0-or-later"
bottle do
sha256 cellar: :any, arm64_monterey: "584756145080d64d2c2a3433e1358f07cf769662b1cbb6f377374a53e66d0778"
sha256 cellar: :any, arm64_big_sur: "d44be0867a36e1b1490553db5bb621cb1eb661aad64ad34d972462ebb20ff6fd"
sha256 cellar: :any, monterey: "4c2121492916fc371fbcb4659889d2057077882e69d69c0de85929c385784d05"
sha256 cellar: :any, big_sur: "8a29656d40c431596b9447e3d765bbdff63daefb26b2f71c1e2951b31ee043dc"
sha256 cellar: :any, catalina: "cec7d81fa2746f6ffc9009686469814ba68f114d8521b2cf44a9ab9687fccd8e"
sha256 x86_64_linux: "bcf160565b7b75972090108a32ca93cf82e114354f7713ec18b9bf65fc2b4803"
end
depends_on "meson" => :build
depends_on "ninja" => :build
depends_on "pkg-config" => [:build, :test]
depends_on "gdk-pixbuf"
depends_on "webp"
# Constants for gdk-pixbuf's multiple version numbers, which are the same as
# the constants in the gdk-pixbuf formula.
def gdk_so_ver
Formula["gdk-pixbuf"].gdk_so_ver
end
def gdk_module_ver
Formula["gdk-pixbuf"].gdk_module_ver
end
# Subfolder that pixbuf loaders are installed into.
def module_subdir
"lib/gdk-pixbuf-#{gdk_so_ver}/#{gdk_module_ver}/loaders"
end
def install
mkdir "build" do
system "meson", *std_meson_args, "-Dgdk_pixbuf_moduledir=#{prefix}/#{module_subdir}", ".."
system "ninja", "-v"
system "ninja", "install", "-v"
end
end
# After the loader is linked in, update the global cache of pixbuf loaders
def post_install
ENV["GDK_PIXBUF_MODULEDIR"] = "#{HOMEBREW_PREFIX}/#{module_subdir}"
system "#{Formula["gdk-pixbuf"].opt_bin}/gdk-pixbuf-query-loaders", "--update-cache"
end
test do
# Generate a .webp file to test with.
system "#{Formula["webp"].opt_bin}/cwebp", test_fixtures("test.png"), "-o", "test.webp"
# Sample program to load a .webp file via gdk-pixbuf.
(testpath/"test.c").write <<~EOS
#include <gdk-pixbuf/gdk-pixbuf.h>
gint main (gint argc, gchar **argv) {
GError *error = NULL;
GdkPixbuf *pixbuf = gdk_pixbuf_new_from_file (argv[1], &error);
if (error) {
g_error("%s", error->message);
return 1;
};
g_assert(gdk_pixbuf_get_width(pixbuf) == 8);
g_assert(gdk_pixbuf_get_height(pixbuf) == 8);
g_object_unref(pixbuf);
return 0;
}
EOS
flags = shell_output("pkg-config --cflags --libs gdk-pixbuf-#{gdk_so_ver}").chomp.split
system ENV.cc, "test.c", "-o", "test_loader", *flags
system "./test_loader", "test.webp"
end
end