Restore the simple Message.ParseTag overload

In daa62493 the Message.ParseTag(out Pad pad, out TagList tags) method
is added and the old one removed, but they can coexist peacefully.

2 files changed, 17 insertions, 2 deletions

diff --git a/gstreamer-sharp/Message.custom b/gstreamer-sharp/Message.custom
index 1cef4ea..893c074 100644
--- a/gstreamer-sharp/Message.custom
+++ b/gstreamer-sharp/Message.custom
@@ -579,6 +579,22 @@ public static Message NewTag (Gst.Object src, Gst.Pad pad, TagList tags) {
   return msg;
 }
 
+[DllImport("libgstreamer-0.10.dll") ]
+static extern void gst_message_parse_tag (IntPtr msg, out IntPtr tags);
+
+public void ParseTag (out TagList tags) {
+  if (Type != MessageType.Tag)
+    throw new ArgumentException ();
+
+  IntPtr raw_ptr;
+
+  gst_message_parse_tag (Handle, out raw_ptr);
+  if (raw_ptr == IntPtr.Zero)
+    tags = null;
+  else
+    tags = (TagList) Gst.GLib.Opaque.GetOpaque (raw_ptr, typeof (TagList), true);
+}
+
 [DllImport ("libgstreamer-0.10.dll") ]
 static extern void gst_message_parse_tag_full (IntPtr msg, out IntPtr pad, out IntPtr tags);
 
diff --git a/samples/MetaData.cs b/samples/MetaData.cs
index 1bfdaf2..4c92029 100644
--- a/samples/MetaData.cs
+++ b/samples/MetaData.cs
@@ -55,10 +55,9 @@ public class MetaData {
           return true;
 
         case MessageType.Tag:
-          Pad pad;
           TagList new_tags;
 
-          message.ParseTag (out pad, out new_tags);
+          message.ParseTag (out new_tags);
 
           if (tags != null) {
             tags = tags.Merge (new_tags, TagMergeMode.KeepAll);