avformat: Constify all muxer/demuxers

[ffmpeg] / libavformat / ivfenc.c

diff --git a/libavformat/ivfenc.c b/libavformat/ivfenc.c
index 889c00438c7491d2c504d37d9140fda550ec3b43..5aa8bd12574f95d6e647af7ab6f3a24406527569 100644 (file)
--- a/libavformat/ivfenc.c
+++ b/libavformat/ivfenc.c
@@ -121,7 +121,7 @@ static const AVCodecTag codec_ivf_tags[] = {
     { AV_CODEC_ID_NONE, 0 }
 };
 
-AVOutputFormat ff_ivf_muxer = {
+const AVOutputFormat ff_ivf_muxer = {
     .priv_data_size = sizeof(IVFEncContext),
     .name         = "ivf",
     .long_name    = NULL_IF_CONFIG_SMALL("On2 IVF"),