fix CID: 1484785
check ref_frame and main_frame before use them
Signed-off-by: Steven Liu <liuq...@kuaishou.com>
---
libavfilter/vf_guided.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavfilter/vf_guided.c b/libavfilter/vf_guided.c
index e7c689e7be..0868b9cd4f 100644
--- a/libavfilter/vf_guided.c
+++ b/libavfilter/vf_guided.c
@@ -334,7 +334,7 @@ static int process_frame(FFFrameSync *fs)
}
av_frame_copy_props(out_frame, main_frame);
- if (ctx->is_disabled || !ref_frame) {
+ if ((ctx->is_disabled || !ref_frame) && ref_frame && main_frame) {
av_frame_copy_props(ref_frame, main_frame);
}
--
2.25.0
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