.category = AV_CLASS_CATEGORY_DEVICE_VIDEO_INPUT,
};
-AVInputFormat ff_iec61883_demuxer = {
+const AVInputFormat ff_iec61883_demuxer = {
.name = "iec61883",
.long_name = NULL_IF_CONFIG_SMALL("libiec61883 (new DV1394) A/V input device"),
.priv_data_size = sizeof(struct iec61883_data),