avfilter: Constify all AVFilters

[ffmpeg] / libavfilter / vf_alphamerge.c

diff --git a/libavfilter/vf_alphamerge.c b/libavfilter/vf_alphamerge.c
index 69532d61c324064614779a44d304fecf963e6d1a..9b01db6605239e25931b92b18a8cdba40df57ba3 100644 (file)
--- a/libavfilter/vf_alphamerge.c
+++ b/libavfilter/vf_alphamerge.c
@@ -188,7 +188,7 @@ static const AVOption alphamerge_options[] = {
 
 FRAMESYNC_DEFINE_CLASS(alphamerge, AlphaMergeContext, fs);
 
-AVFilter ff_vf_alphamerge = {
+const AVFilter ff_vf_alphamerge = {
     .name           = "alphamerge",
     .description    = NULL_IF_CONFIG_SMALL("Copy the luma value of the second "
                       "input into the alpha channel of the first input."),