From e344e65109f1a75ca82aff4cecec44e79197753c Mon Sep 17 00:00:00 2001
From: Anton Khirnov <anton@khirnov.net>
Date: Wed, 20 Jul 2016 09:41:35 +0200
Subject: [PATCH] h264dec: do not call finish_setup() if we have not started a
 frame

Found-By: Jan Ruge <jan.s.ruge@gmail.com>
Bug-Id: 952
---
 libavcodec/h264dec.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/h264dec.c b/libavcodec/h264dec.c
index 4d1702e1148..0e318a50b1a 100644
--- a/libavcodec/h264dec.c
+++ b/libavcodec/h264dec.c
@@ -557,7 +557,7 @@ static int decode_nal_units(H264Context *h, const uint8_t *buf, int buf_size)
                 break;
 
             if (avctx->active_thread_type & FF_THREAD_FRAME && !h->avctx->hwaccel &&
-                i >= nals_needed && !h->setup_finished) {
+                i >= nals_needed && !h->setup_finished && h->cur_pic_ptr) {
                 ff_thread_finish_setup(avctx);
                 h->setup_finished = 1;
             }
-- 
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