avfilter: Constify all AVFilters

[ffmpeg] / libavfilter / af_aecho.c

diff --git a/libavfilter/af_aecho.c b/libavfilter/af_aecho.c
index 7a7b8bccf247711338c8ae87fc72798a976af5e7..4e45ab9a8b649af9c7ed3c745ee736707fb73671 100644 (file)
--- a/libavfilter/af_aecho.c
+++ b/libavfilter/af_aecho.c
@@ -376,7 +376,7 @@ static const AVFilterPad aecho_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_aecho = {
+const AVFilter ff_af_aecho = {
     .name          = "aecho",
     .description   = NULL_IF_CONFIG_SMALL("Add echoing to the audio."),
     .query_formats = query_formats,