avformat: Constify all muxer/demuxers

[ffmpeg] / libavformat / derf.c

diff --git a/libavformat/derf.c b/libavformat/derf.c
index 58bbf5b791e8b0d38c8ed153d8d1cf4f0d13f3ee..a09433ba0733de801fb547ce4068804b62c5bcb8 100644 (file)
--- a/libavformat/derf.c
+++ b/libavformat/derf.c
@@ -68,7 +68,7 @@ static int derf_read_header(AVFormatContext *s)
     return 0;
 }
 
-AVInputFormat ff_derf_demuxer = {
+const AVInputFormat ff_derf_demuxer = {
     .name           = "derf",
     .long_name      = NULL_IF_CONFIG_SMALL("Xilam DERF"),
     .read_probe     = derf_probe,