ttml: Hide behind --enable-experimental

The elements are autoplugged and currently assert on invalid streams.

diff --git a/configure.ac b/configure.ac
index 74c53f7..c48b86c 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -2497,11 +2497,13 @@ AG_GST_CHECK_FEATURE(DTLS, [DTLS plugin], dtls, [
 dnl *** ttml ***
 translit(dnm, m, l) AM_CONDITIONAL(USE_TTML, true)
 AG_GST_CHECK_FEATURE(TTML, [TTML plugin], ttml, [
-  PKG_CHECK_MODULES(TTML, [ libxml-2.0 >= 2.9.2 pango cairo pangocairo ], [
-    HAVE_TTML="yes"
-  ], [
-    HAVE_TTML="no"
-  ])
+  if test "x$BUILD_EXPERIMENTAL" = "xyes"; then
+    PKG_CHECK_MODULES(TTML, [ libxml-2.0 >= 2.9.2 pango cairo pangocairo ], [
+      HAVE_TTML="yes"
+    ], [
+      HAVE_TTML="no"
+    ])
+  fi
 ])
 
 dnl *** linsys ***