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-rw-r--r--libavfilter/sink_buffer.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/libavfilter/sink_buffer.c b/libavfilter/sink_buffer.c
index f7b16db50a..95ba590d4a 100644
--- a/libavfilter/sink_buffer.c
+++ b/libavfilter/sink_buffer.c
@@ -230,7 +230,7 @@ AVFilter avfilter_vsink_buffersink = {
.inputs = (const AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO,
.end_frame = end_frame,
- .min_perms = AV_PERM_READ, },
+ .min_perms = AV_PERM_READ | AV_PERM_PRESERVE, },
{ .name = NULL }},
.outputs = (const AVFilterPad[]) {{ .name = NULL }},
};
@@ -310,7 +310,7 @@ AVFilter avfilter_asink_abuffersink = {
.inputs = (const AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_AUDIO,
.filter_samples = filter_samples,
- .min_perms = AV_PERM_READ, },
+ .min_perms = AV_PERM_READ | AV_PERM_PRESERVE, },
{ .name = NULL }},
.outputs = (const AVFilterPad[]) {{ .name = NULL }},
};