webp: add an option to enable webpmux

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/webp/Config.in

@@ -15,4 +15,11 @@ config BR2_PACKAGE_WEBP_DEMUX
 	  of an extended format WebP file, which can have features
 	  like color profile, metadata and animation.
 
+config BR2_PACKAGE_WEBP_MUX
+	bool "webpmux"
+	help
+	  Mux is a part of WebPMux for creation and manipulation
+	  of an extended format WebP file, which can have features
+	  like color profile, metadata and animation.
+
 endif

package/webp/webp.mk

@@ -23,6 +23,12 @@ else
 WEBP_CONF_OPTS += --disable-libwebpdemux
 endif
 
+ifeq ($(BR2_PACKAGE_WEBP_MUX),y)
+WEBP_CONF_OPTS += --enable-libwebpmux
+else
+WEBP_CONF_OPTS += --disable-libwebpmux
+endif
+
 ifeq ($(BR2_PACKAGE_LIBPNG),y)
 WEBP_DEPENDENCIES += libpng
 WEBP_CONF_ENV += ac_cv_path_LIBPNG_CONFIG=$(STAGING_DIR)/usr/bin/libpng-config