diff options
-rw-r--r-- | libavformat/udp.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/libavformat/udp.c b/libavformat/udp.c index 12de48cc4e..e91b95cde4 100644 --- a/libavformat/udp.c +++ b/libavformat/udp.c @@ -380,7 +380,9 @@ static int udp_open(URLContext *h, const char *uri, int flags) goto fail; } - /* if multicast, try the multicast address bind first */ + /* If multicast, try binding the multicast address first, to avoid + * receiving UDP packets from other sources aimed at the same UDP + * port. This fails on windows. */ if (s->is_multicast && (h->flags & AVIO_FLAG_READ)) { bind_ret = bind(udp_fd,(struct sockaddr *)&s->dest_addr, len); } |