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-rw-r--r--libavcodec/h264dec.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/h264dec.c b/libavcodec/h264dec.c
index 1086eab8d3..faa502ed09 100644
--- a/libavcodec/h264dec.c
+++ b/libavcodec/h264dec.c
@@ -550,7 +550,7 @@ 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) {
+ i >= nals_needed && !h->setup_finished) {
ff_thread_finish_setup(avctx);
h->setup_finished = 1;
}