From 094d9df72e8372b0a7c6e9381b375b438db3fa3c Mon Sep 17 00:00:00 2001
From: Aurelien Jacobs <aurel@gnuage.org>
Date: Tue, 6 Jan 2009 22:11:04 +0000
Subject: free all allocated metadata structures

Originally committed as revision 16457 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavformat/metadata.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'libavformat/metadata.c')

diff --git a/libavformat/metadata.c b/libavformat/metadata.c
index 5c7ef06199..70bfa3d35b 100644
--- a/libavformat/metadata.c
+++ b/libavformat/metadata.c
@@ -74,6 +74,20 @@ int av_metadata_set(AVMetadata **pm, AVMetadataTag elem)
     return 0;
 }
 
+void av_metadata_free(AVMetadata **pm)
+{
+    AVMetadata *m= *pm;
+
+    if(m){
+        while(m->count--){
+            av_free(m->elems[m->count].key);
+            av_free(m->elems[m->count].value);
+        }
+        av_free(m->elems);
+    }
+    av_freep(pm);
+}
+
 #if LIBAVFORMAT_VERSION_MAJOR < 53
 #define FILL_METADATA(s, key, value) {                                        \
     if (value && *value &&                                                    \
-- 
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