package/libpjsip: add opus support

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/libpjsip/libpjsip.mk

@@ -32,7 +32,6 @@ LIBPJSIP_CONF_OPTS = \
 	--disable-g7221-codec \
 	--disable-ilbc-codec \
 	--disable-libwebrtc \
-	--disable-opus \
 	--disable-ext-sound \
 	--disable-g711-codec \
 	--disable-l16-codec \
@@ -72,6 +71,13 @@ else
 LIBPJSIP_CONF_OPTS += --disable-ssl
 endif
 
+ifeq ($(BR2_PACKAGE_OPUS),y)
+LIBPJSIP_DEPENDENCIES += opus
+LIBPJSIP_CONF_OPTS += --with-opus=$(STAGING_DIR)/usr
+else
+LIBPJSIP_CONF_OPTS += --disable-opus
+endif
+
 ifeq ($(BR2_PACKAGE_SPEEX)$(BR2_PACKAGE_SPEEXDSP),yy)
 LIBPJSIP_CONF_OPTS += \
 	--enable-speex-aec \