avfilter: Constify all AVFilters

[ffmpeg] / libavfilter / af_anull.c

diff --git a/libavfilter/af_anull.c b/libavfilter/af_anull.c
index 1d0af451dcd88a8d054c21ae33436d89de4acbfa..74f915778fac37dfd8760c0b5d843fe52db9a5dc 100644 (file)
--- a/libavfilter/af_anull.c
+++ b/libavfilter/af_anull.c
@@ -43,7 +43,7 @@ static const AVFilterPad avfilter_af_anull_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_anull = {
+const AVFilter ff_af_anull = {
     .name          = "anull",
     .description   = NULL_IF_CONFIG_SMALL("Pass the source unchanged to the output."),
     .inputs        = avfilter_af_anull_inputs,