From b39b06233dfd69b941a32f29171dfb63abb23c06 Mon Sep 17 00:00:00 2001
From: Anton Khirnov <anton@khirnov.net>
Date: Sun, 5 Jun 2011 13:17:26 +0200
Subject: AVOptions: add av_opt_free convenience function.

---
 libavutil/opt.c | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'libavutil/opt.c')

diff --git a/libavutil/opt.c b/libavutil/opt.c
index 4e25918ed1..172fcec456 100644
--- a/libavutil/opt.c
+++ b/libavutil/opt.c
@@ -520,6 +520,14 @@ int av_set_options_string(void *ctx, const char *opts,
     return count;
 }
 
+void av_opt_free(void *obj)
+{
+    const AVOption *o = NULL;
+    while ((o = av_next_option(obj, o)))
+        if (o->type == FF_OPT_TYPE_STRING || o->type == FF_OPT_TYPE_BINARY)
+            av_freep((uint8_t *)obj + o->offset);
+}
+
 #ifdef TEST
 
 #undef printf
-- 
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