From 99b823f0a1be42abc0f3a6a0da946c4464db5fb6 Mon Sep 17 00:00:00 2001
From: Timo Rothenpieler <timo@rothenpieler.org>
Date: Sun, 25 Sep 2016 15:41:47 +0200
Subject: [PATCH] avcodec/mpegvideo_enc: fix memory leak

When the input frames contain side data, it will accumulate endlessly in
the coded frame, as av_frame_copy_props will append any new side data.

Fixes ticket #5799.
---
 libavcodec/mpegvideo_enc.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libavcodec/mpegvideo_enc.c b/libavcodec/mpegvideo_enc.c
index 87d795478a..5cd654f526 100644
--- a/libavcodec/mpegvideo_enc.c
+++ b/libavcodec/mpegvideo_enc.c
@@ -1735,6 +1735,7 @@ static void frame_end(MpegEncContext *s)
 
 #if FF_API_CODED_FRAME
 FF_DISABLE_DEPRECATION_WARNINGS
+    av_frame_unref(s->avctx->coded_frame);
     av_frame_copy_props(s->avctx->coded_frame, s->current_picture.f);
 FF_ENABLE_DEPRECATION_WARNINGS
 #endif