avfilter: Constify all AVFilters

[ffmpeg] / libavfilter / vf_readeia608.c

diff --git a/libavfilter/vf_readeia608.c b/libavfilter/vf_readeia608.c
index d4c3ca6e583e1c45f6dbcd93ed18078806478882..9558e938ab813914bc14c62a63a8c002b1659005 100644 (file)
--- a/libavfilter/vf_readeia608.c
+++ b/libavfilter/vf_readeia608.c
@@ -556,7 +556,7 @@ static const AVFilterPad readeia608_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_readeia608 = {
+const AVFilter ff_vf_readeia608 = {
     .name          = "readeia608",
     .description   = NULL_IF_CONFIG_SMALL("Read EIA-608 Closed Caption codes from input video and write them to frame metadata."),
     .priv_size     = sizeof(ReadEIA608Context),