textoverlay: continue processing text when silent

This prevents playback wegding when text buffers are
left to pile up.

https://bugzilla.gnome.org/show_bug.cgi?id=662829

diff --git a/ext/pango/gsttextoverlay.c b/ext/pango/gsttextoverlay.c
index e33ee5a..d57cdf4 100644 (file)
--- a/ext/pango/gsttextoverlay.c
+++ b/ext/pango/gsttextoverlay.c
@@ -2542,7 +2542,7 @@ wait_for_text_buf:
   if (overlay->video_eos)
     goto have_eos;
 
-  if (overlay->silent) {
+  if (overlay->silent && !overlay->text_linked) {
     GST_OBJECT_UNLOCK (overlay);
     ret = gst_pad_push (overlay->srcpad, buffer);
 
@@ -2632,6 +2632,11 @@ wait_for_text_buf:
         GST_OBJECT_UNLOCK (overlay);
         /* Push the video frame */
         ret = gst_pad_push (overlay->srcpad, buffer);
+      } else if (overlay->silent) {
+        GST_LOG_OBJECT (overlay, "silent enabled, pushing video buf");
+        GST_OBJECT_UNLOCK (overlay);
+        /* Push the video frame */
+        ret = gst_pad_push (overlay->srcpad, buffer);
       } else {
         gchar *in_text;
         gsize in_size;