avfilter: Constify all AVFilters

[ffmpeg] / libavfilter / vf_monochrome.c

diff --git a/libavfilter/vf_monochrome.c b/libavfilter/vf_monochrome.c
index 8faa068dbe8df75cf39a2e87ad0e7c2de5ed9199..29e70f8c25da9b642ae44d3847edf82ae9856468 100644 (file)
--- a/libavfilter/vf_monochrome.c
+++ b/libavfilter/vf_monochrome.c
@@ -301,7 +301,7 @@ static const AVOption monochrome_options[] = {
 
 AVFILTER_DEFINE_CLASS(monochrome);
 
-AVFilter ff_vf_monochrome = {
+const AVFilter ff_vf_monochrome = {
     .name          = "monochrome",
     .description   = NULL_IF_CONFIG_SMALL("Convert video to gray using custom color filter."),
     .priv_size     = sizeof(MonochromeContext),