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Stop sending out RTCP if RTP is inactive

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This change prevents Asterisk from sending RTCP receiver reports during a
remote bridge since it is no longer receiving media and should not be
reporting anything.

(related to ASTERISK-19366)
........

Merged revisions 360987 from http://svn.asterisk.org/svn/asterisk/branches/1.8
........

Merged revisions 360993 from http://svn.asterisk.org/svn/asterisk/branches/10


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@360994 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Kinsey Moore
2012-04-02 22:27:13 +00:00
parent 6a540e9087
commit 9cc6f2c59e
1 changed files with 32 additions and 0 deletions
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32
channels/chan_sip.c
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@@ -30402,16 +30402,48 @@ static int sip_set_rtp_peer(struct ast_channel *chan, struct ast_rtp_instance *i
if (instance) {
changed |= ast_rtp_instance_get_and_cmp_remote_address(instance, &p->redirip);
if (p->rtp) {
/* Prevent audio RTCP reads */
ast_channel_set_fd(chan, 1, -1);
/* Silence RTCP while audio RTP is inactive */
ast_rtp_instance_set_prop(p->rtp, AST_RTP_PROPERTY_RTCP, 0);
}
} else if (!ast_sockaddr_isnull(&p->redirip)) {
memset(&p->redirip, 0, sizeof(p->redirip));
changed = 1;
if (p->rtp) {
/* Enable RTCP since it will be inactive if we're coming back
* from a reinvite */
ast_rtp_instance_set_prop(p->rtp, AST_RTP_PROPERTY_RTCP, 1);
/* Enable audio RTCP reads */
ast_channel_set_fd(chan, 1, ast_rtp_instance_fd(p->rtp, 1));
}
}
if (vinstance) {
changed |= ast_rtp_instance_get_and_cmp_remote_address(vinstance, &p->vredirip);
if (p->vrtp) {
/* Prevent video RTCP reads */
ast_channel_set_fd(chan, 3, -1);
/* Silence RTCP while video RTP is inactive */
ast_rtp_instance_set_prop(p->vrtp, AST_RTP_PROPERTY_RTCP, 0);
}
} else if (!ast_sockaddr_isnull(&p->vredirip)) {
memset(&p->vredirip, 0, sizeof(p->vredirip));
changed = 1;
if (p->vrtp) {
/* Enable RTCP since it will be inactive if we're coming back
* from a reinvite */
ast_rtp_instance_set_prop(p->vrtp, AST_RTP_PROPERTY_RTCP, 1);
/* Enable video RTCP reads */
ast_channel_set_fd(chan, 3, ast_rtp_instance_fd(p->vrtp, 1));
}
}
if (tinstance) {
changed |= ast_rtp_instance_get_and_cmp_remote_address(tinstance, &p->tredirip);
} else if (!ast_sockaddr_isnull(&p->tredirip)) {