avfilter: Constify all AVFilters

[ffmpeg] / libavfilter / af_surround.c

diff --git a/libavfilter/af_surround.c b/libavfilter/af_surround.c
index d18b3146e7e5c6cc3ff8daa9104612af6f51c22f..3fb7a1bbba8e3cb1b3ee365404ba5f9aae32b89d 100644 (file)
--- a/libavfilter/af_surround.c
+++ b/libavfilter/af_surround.c
@@ -1785,7 +1785,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_surround = {
+const AVFilter ff_af_surround = {
     .name           = "surround",
     .description    = NULL_IF_CONFIG_SMALL("Apply audio surround upmix filter."),
     .query_formats  = query_formats,