avfilter: Constify all AVFilters

[ffmpeg] / libavfilter / af_volume.c

diff --git a/libavfilter/af_volume.c b/libavfilter/af_volume.c
index 5fc00d82a41e06484f64168ecd0e47ba4fe02fff..844ddbeff73945c2b7902da2429235be52cf67fe 100644 (file)
--- a/libavfilter/af_volume.c
+++ b/libavfilter/af_volume.c
@@ -477,7 +477,7 @@ static const AVFilterPad avfilter_af_volume_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_volume = {
+const AVFilter ff_af_volume = {
     .name           = "volume",
     .description    = NULL_IF_CONFIG_SMALL("Change input volume."),
     .query_formats  = query_formats,