[FFmpeg-devel] [PATCH 2/3] vf_idet: fix a crash caused by unreferenced buffers

[Matthieu Bouron]

From: Matthieu Bouron <matthieu.bouron at smartjog.com>

---
 libavfilter/vf_idet.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavfilter/vf_idet.c b/libavfilter/vf_idet.c
index 9f68d2f..8a0c92e 100644
--- a/libavfilter/vf_idet.c
+++ b/libavfilter/vf_idet.c
@@ -174,7 +174,7 @@ static int start_frame(AVFilterLink *link, AVFilterBufferRef *picref)
         avfilter_unref_buffer(idet->prev);
     idet->prev = idet->cur;
     idet->cur  = idet->next;
-    idet->next = picref;
+    idet->next = avfilter_ref_buffer(picref, ~0);
 
     if (!idet->cur)
         return 0;
-- 
1.7.10.4