From d43f256a9e1acc69c85bf3898e142cdf8bce7def Mon Sep 17 00:00:00 2001
From: =?utf8?q?Sebastian=20Dr=C3=B6ge?= <sebastian@centricular.com>
Date: Wed, 1 Jul 2015 10:25:15 +0200
Subject: [PATCH] Revert "buffer: Don't copy POOLED and memory metadata
 unconditionally"

This reverts commit 7a08fa5ec4804f104e9aa9f458322f6eb49a7e49.
---
 gst/gstbuffer.c | 20 +-------------------
 1 file changed, 1 insertion(+), 19 deletions(-)

diff --git a/gst/gstbuffer.c b/gst/gstbuffer.c
index 9befa01..f86df33 100644
--- a/gst/gstbuffer.c
+++ b/gst/gstbuffer.c
@@ -406,7 +406,6 @@ gst_buffer_copy_into (GstBuffer * dest, GstBuffer * src,
   GstMetaItem *walk;
   gsize bufsize;
   gboolean region = FALSE;
-  gboolean shared_memory;
 
   g_return_val_if_fail (dest != NULL, FALSE);
   g_return_val_if_fail (src != NULL, FALSE);
@@ -469,8 +468,6 @@ gst_buffer_copy_into (GstBuffer * dest, GstBuffer * src,
     left = size;
     skip = offset;
 
-    shared_memory = TRUE;
-
     /* copy and make regions of the memory */
     for (i = 0; i < len && left > 0; i++) {
       GstMemory *mem = GST_BUFFER_MEM_PTR (src, i);
@@ -499,14 +496,12 @@ gst_buffer_copy_into (GstBuffer * dest, GstBuffer * src,
           /* deep copy or we're not allowed to share this memory
            * between buffers, always copy then */
           newmem = gst_memory_copy (mem, skip, tocopy);
-          shared_memory = FALSE;
           if (newmem) {
             gst_memory_lock (newmem, GST_LOCK_FLAG_EXCLUSIVE);
             skip = 0;
           }
         } else if (!newmem) {
           newmem = _memory_get_exclusive_reference (mem);
-          shared_memory = shared_memory && (newmem == mem);
         }
 
         if (!newmem) {
@@ -518,7 +513,6 @@ gst_buffer_copy_into (GstBuffer * dest, GstBuffer * src,
         left -= tocopy;
       }
     }
-
     if (flags & GST_BUFFER_COPY_MERGE) {
       GstMemory *mem;
 
@@ -529,10 +523,7 @@ gst_buffer_copy_into (GstBuffer * dest, GstBuffer * src,
         return FALSE;
       }
       _replace_memory (dest, len, 0, len, mem);
-      shared_memory = FALSE;
     }
-  } else {
-    shared_memory = FALSE;
   }
 
   if (flags & GST_BUFFER_COPY_META) {
@@ -543,16 +534,7 @@ gst_buffer_copy_into (GstBuffer * dest, GstBuffer * src,
       GstMeta *meta = &walk->meta;
       const GstMetaInfo *info = meta->info;
 
-      if (GST_META_FLAG_IS_SET (meta, GST_META_FLAG_POOLED)) {
-        GST_CAT_DEBUG (GST_CAT_BUFFER,
-            "don't copy POOLED meta %p of API type %s", meta,
-            g_type_name (info->api));
-      } else if (!shared_memory
-          && gst_meta_api_type_has_tag (info->api, _gst_meta_tag_memory)) {
-        GST_CAT_DEBUG (GST_CAT_BUFFER,
-            "don't copy memory meta %p of API type %s", meta,
-            g_type_name (info->api));
-      } else if (info->transform_func) {
+      if (info->transform_func) {
         GstMetaTransformCopy copy_data;
 
         copy_data.region = region;
-- 
2.7.4