From 996f9f0c3280552d293c3dbe4266938927fd5908 Mon Sep 17 00:00:00 2001
From: Anton Khirnov <anton@khirnov.net>
Date: Sun, 18 Mar 2012 11:27:38 +0100
Subject: avfiltergraph: add an AVClass to AVFilterGraph on next major bump.

It will be used for logging, possibly also AVOptions.
---
 libavfilter/avfiltergraph.c | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

(limited to 'libavfilter/avfiltergraph.c')

diff --git a/libavfilter/avfiltergraph.c b/libavfilter/avfiltergraph.c
index 8c43251c4c..9b73cc95ab 100644
--- a/libavfilter/avfiltergraph.c
+++ b/libavfilter/avfiltergraph.c
@@ -27,9 +27,23 @@
 #include "avfiltergraph.h"
 #include "internal.h"
 
+#include "libavutil/log.h"
+
+static const AVClass filtergraph_class = {
+    .class_name = "AVFilterGraph",
+    .item_name  = av_default_item_name,
+    .version    = LIBAVUTIL_VERSION_INT,
+};
+
 AVFilterGraph *avfilter_graph_alloc(void)
 {
-    return av_mallocz(sizeof(AVFilterGraph));
+    AVFilterGraph *ret = av_mallocz(sizeof(AVFilterGraph));
+    if (!ret)
+        return NULL;
+#if FF_API_GRAPH_AVCLASS
+    ret->av_class = &filtergraph_class;
+#endif
+    return ret;
 }
 
 void avfilter_graph_free(AVFilterGraph **graph)
-- 
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