avfilter: Constify all AVFilters

[ffmpeg] / libavfilter / vf_overlay.c

diff --git a/libavfilter/vf_overlay.c b/libavfilter/vf_overlay.c
index bda5970b8211e442c1b5a723a0692b32cda2f554..9155de3736cb702c3b011144f30766ce98ac0ac2 100644 (file)
--- a/libavfilter/vf_overlay.c
+++ b/libavfilter/vf_overlay.c
@@ -1106,7 +1106,7 @@ static const AVFilterPad avfilter_vf_overlay_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_overlay = {
+const AVFilter ff_vf_overlay = {
     .name          = "overlay",
     .description   = NULL_IF_CONFIG_SMALL("Overlay a video source on top of the input."),
     .preinit       = overlay_framesync_preinit,