avfilter: Constify all AVFilters

[ffmpeg] / libavfilter / avf_ahistogram.c

diff --git a/libavfilter/avf_ahistogram.c b/libavfilter/avf_ahistogram.c
index b37b4a66a28971775cd1a2981e4f6c66c59f2c87..864c061c2f1c27ab0db42d4e712d27a0a292d35e 100644 (file)
--- a/libavfilter/avf_ahistogram.c
+++ b/libavfilter/avf_ahistogram.c
@@ -424,7 +424,7 @@ static const AVFilterPad ahistogram_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_avf_ahistogram = {
+const AVFilter ff_avf_ahistogram = {
     .name          = "ahistogram",
     .description   = NULL_IF_CONFIG_SMALL("Convert input audio to histogram video output."),
     .uninit        = uninit,