Added option to build with libheif.

scripts/bimg_decode.lua

@@ -17,6 +17,12 @@ project "bimg_decode"
 		path.join(BIMG_DIR, "src/image_decode.*"),
 	}
 
+	if _OPTIONS["with-libheif"] then
+		defines {
+			"BIMG_DECODE_HEIF=1",
+		}
+	end
+
 	using_bx()
 
 	configuration { "linux-*" }

scripts/genie.lua

@@ -18,6 +18,11 @@ newoption {
 	description = "Enable building tools.",
 }
 
+newoption {
+	trigger = "with-libheif",
+	description = "Enable building with libheif HEIF and AVIF file format decoder.",
+}
+
 solution "bimg"
 	configurations {
 		"Debug",

scripts/texturec.lua

@@ -21,6 +21,14 @@ project "texturec"
 		"bimg",
 	}
 
+	if _OPTIONS["with-libheif"] then
+		links {
+			"heif",
+		}
+
+		configuration {}
+	end
+
 	using_bx()
 
 	configuration { "mingw-*" }