From: Song Bing <bing.song@nxp.com>
Date: Tue, 26 Apr 2016 16:49:33 +0800
Subject: [PATCH] ximageutil: shouldn't implement transform if don't support
 it.

shouldn't implement transform if don't support it. Or
gst_buffer_copy_into() will print ERROR log.

Upstream-Status: Backport [1.9.1]

https://bugzilla.gnome.org/show_bug.cgi?id=765583
---
 sys/ximage/ximageutil.c | 11 +----------
 1 file changed, 1 insertion(+), 10 deletions(-)

diff --git a/sys/ximage/ximageutil.c b/sys/ximage/ximageutil.c
index ac2fd49f0c34..add04225b823 100644
--- a/sys/ximage/ximageutil.c
+++ b/sys/ximage/ximageutil.c
@@ -36,15 +36,6 @@ gst_meta_ximage_api_get_type (void)
   return type;
 }
 
-static gboolean
-gst_meta_ximage_transform (GstBuffer * dest, GstMeta * meta,
-    GstBuffer * buffer, GQuark type, gpointer data)
-{
-  /* ximage metadata can't be transformed or copied */
-
-  return FALSE;
-}
-
 const GstMetaInfo *
 gst_meta_ximage_get_info (void)
 {
@@ -54,7 +45,7 @@ gst_meta_ximage_get_info (void)
     const GstMetaInfo *meta =
         gst_meta_register (gst_meta_ximage_api_get_type (), "GstMetaXImageSrc",
         sizeof (GstMetaXImage), (GstMetaInitFunction) NULL,
-        (GstMetaFreeFunction) NULL, gst_meta_ximage_transform);
+        (GstMetaFreeFunction) NULL, (GstMetaTransformFunction) NULL);
     g_once_init_leave (&meta_ximage_info, meta);
   }
   return meta_ximage_info;