From a1c0062fef27848550083e6c024abb2fd8668938 Mon Sep 17 00:00:00 2001
From: Seven Du <dujinfang@gmail.com>
Date: Wed, 23 Mar 2016 20:00:24 +0800
Subject: [PATCH] FS-8914 feed NULL to flush encoder at the end of recording,
 this fixes possible infinite loop

---
 src/mod/applications/mod_av/avformat.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/mod/applications/mod_av/avformat.c b/src/mod/applications/mod_av/avformat.c
index 4d08f70644..dc8b4d9d2f 100644
--- a/src/mod/applications/mod_av/avformat.c
+++ b/src/mod/applications/mod_av/avformat.c
@@ -725,7 +725,7 @@ static void *SWITCH_THREAD_FUNC video_thread_run(switch_thread_t *thread, void *
 
 		av_init_packet(&pkt);
 
-		ret = avcodec_encode_video2(eh->video_st->st->codec, &pkt, eh->video_st->frame, &got_packet);
+		ret = avcodec_encode_video2(eh->video_st->st->codec, &pkt, NULL, &got_packet);
 
 		if (ret < 0) {
 			break;
@@ -735,6 +735,8 @@ static void *SWITCH_THREAD_FUNC video_thread_run(switch_thread_t *thread, void *
 			switch_mutex_unlock(eh->mutex);
 			av_free_packet(&pkt);
 			if (ret < 0) break;
+		} else {
+			break;
 		}
 	}