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avformat/udp: modify the not write-only to read-only mode.

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not write-only include read-write pseudo flag. so make the flag read-only

Signed-off-by: Steven Liu <lq@chinaffmpeg.org>
This commit is contained in:
Xuchen Su 2019-11-26 15:02:06 +08:00 committed by Steven Liu
parent bc0bedf3c9
commit 9faee5bc14
1 changed files with 1 additions and 1 deletions
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libavformat/udp.c
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@ -797,7 +797,7 @@ static int udp_open(URLContext *h, const char *uri, int flags)
* receiving UDP packets from other sources aimed at the same UDP * receiving UDP packets from other sources aimed at the same UDP
* port. This fails on windows. This makes sending to the same address * port. This fails on windows. This makes sending to the same address
* using sendto() fail, so only do it if we're opened in read-only mode. */ * using sendto() fail, so only do it if we're opened in read-only mode. */
if (s->is_multicast && !(h->flags & AVIO_FLAG_WRITE)) { if (s->is_multicast && (h->flags & AVIO_FLAG_READ)) {
bind_ret = bind(udp_fd,(struct sockaddr *)&s->dest_addr, len); bind_ret = bind(udp_fd,(struct sockaddr *)&s->dest_addr, len);
} }
/* bind to the local address if not multicast or if the multicast /* bind to the local address if not multicast or if the multicast