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authornyanmisaka <nst799610810@gmail.com>2021-02-03 01:10:11 +0800
committerTimo Rothenpieler <timo@rothenpieler.org>2021-03-25 04:40:54 +0100
commit4383b9e8a325a63b4b50022abc68122e6bab9462 (patch)
treef92e8f511a4514010057c073caaf3a4dd45b63ac
parentfbb9368226d693c99d9b0aee672c59ed1a36785b (diff)
downloadffmpeg-4383b9e8a325a63b4b50022abc68122e6bab9462.tar.gz
avfilter/overlay_cuda: fix framesync with embedded PGS subtitle
Signed-off-by: nyanmisaka <nst799610810@gmail.com>
-rw-r--r--libavfilter/vf_overlay_cuda.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/libavfilter/vf_overlay_cuda.c b/libavfilter/vf_overlay_cuda.c
index 2f0f860e50..f6ee43e929 100644
--- a/libavfilter/vf_overlay_cuda.c
+++ b/libavfilter/vf_overlay_cuda.c
@@ -157,9 +157,12 @@ static int overlay_cuda_blend(FFFrameSync *fs)
if (ret < 0)
return ret;
- if (!input_main || !input_overlay)
+ if (!input_main)
return AVERROR_BUG;
+ if (!input_overlay)
+ return ff_filter_frame(outlink, input_main);
+
ret = av_frame_make_writable(input_main);
if (ret < 0) {
av_frame_free(&input_main);