avformat: Constify all muxer/demuxers

[ffmpeg] / libavformat / apngdec.c

diff --git a/libavformat/apngdec.c b/libavformat/apngdec.c
index bf8343faf3a105a831c11d4b0331c63918177206..e84f74e9d0831b6384d963a90774620af71f81cf 100644 (file)
--- a/libavformat/apngdec.c
+++ b/libavformat/apngdec.c
@@ -421,7 +421,7 @@ static const AVClass demuxer_class = {
     .category   = AV_CLASS_CATEGORY_DEMUXER,
 };
 
-AVInputFormat ff_apng_demuxer = {
+const AVInputFormat ff_apng_demuxer = {
     .name           = "apng",
     .long_name      = NULL_IF_CONFIG_SMALL("Animated Portable Network Graphics"),
     .priv_data_size = sizeof(APNGDemuxContext),