pango: Check if pangocairo supports vertical rendering and fix properties

diff --git a/configure.ac b/configure.ac
index 63b8d01..d752101 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -591,6 +591,7 @@ dnl *** pango ***
 translit(dnm, m, l) AM_CONDITIONAL(USE_PANGO, true)
 AG_GST_CHECK_FEATURE(PANGO, [Pango font rendering], pango, [
   AG_GST_PKG_CHECK_MODULES(PANGO, pango pangocairo)
+  PKG_CHECK_MODULES(PANGOCAIRO_1_15_4, pangocairo >= 1.15.4, [ AC_DEFINE(HAVE_PANGO_VERTICAL_WRITING, 1, [Defined if pango can write vertically])])
 ])
 
 dnl *** theora ***

diff --git a/ext/pango/gsttextoverlay.c b/ext/pango/gsttextoverlay.c
index b7086c0..6954245 100644 (file)
--- a/ext/pango/gsttextoverlay.c
+++ b/ext/pango/gsttextoverlay.c
@@ -450,11 +450,13 @@ gst_text_overlay_class_init (GstTextOverlayClass * klass)
           "Automatically adjust font size to screen-size.",
           DEFAULT_PROP_AUTO_ADJUST_SIZE,
           G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+
+#ifdef HAVE_PANGO_VERTICAL_WRITING
   g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_VERTICAL_RENDER,
       g_param_spec_boolean ("vertical-render", "vertical render",
           "Vertical Render.", DEFAULT_PROP_VERTICAL_RENDER,
           G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
-
+#endif
 }
 
 static void
@@ -793,14 +795,13 @@ gst_text_overlay_set_property (GObject * object, guint prop_id,
       overlay->auto_adjust_size = g_value_get_boolean (value);
       overlay->need_render = TRUE;
     }
-#ifdef HAVE_PANGO_VERTICAL_WRITING
     case PROP_VERTICAL_RENDER:
-    {
+#ifdef HAVE_PANGO_VERTICAL_WRITING
       overlay->use_vertical_render = g_value_get_boolean (value);
       gst_text_overlay_update_render_mode (overlay);
       overlay->need_render = TRUE;
-    }
 #endif
+      break;
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
       break;