int stream_send(struct stream *s, bool marker, int pt, uint32_t ts,
struct mbuf *mb)
{
int err = 0;
if (!s)
return EINVAL;
if (!sa_isset(sdp_media_raddr(s->sdp), SA_ALL))
return 0;
if (sdp_media_dir(s->sdp) != SDP_SENDRECV)
return 0;
metric_add_packet(&s->metric_tx, mbuf_get_left(mb));
if (pt < 0)
pt = s->pt_enc;
if (pt >= 0) {
err = rtp_send(s->rtp, sdp_media_raddr(s->sdp),
marker, pt, ts, mb);
if (err)
s->metric_tx.n_err++;
}
rtpkeep_refresh(s->rtpkeep, ts);
return err;
}
int stream_send(struct stream *s, bool marker, int pt, uint32_t ts,
struct mbuf *mb)
{
int err = 0;
if (!s)
return EINVAL;
if (!sa_isset(sdp_media_raddr(s->sdp), SA_ALL))
return 0;
if (sdp_media_dir(s->sdp) != SDP_SENDRECV)
return 0;
s->stats.b_tx += mbuf_get_left(mb);
if (pt < 0)
pt = s->pt_enc;
if (pt >= 0) {
err = rtp_send(s->rtp, sdp_media_raddr(s->sdp),
marker, pt, ts, mb);
}
rtpkeep_refresh(s->rtpkeep, ts);
++s->stats.n_tx;
return err;
}
/* TODO: should we check RTP per stream, or should we have the
* check in struct call instead?
*/
static void check_rtp_handler(void *arg)
{
struct stream *strm = arg;
const uint64_t now = tmr_jiffies();
int diff_ms;
tmr_start(&strm->tmr_rtp, RTP_CHECK_INTERVAL,
check_rtp_handler, strm);
/* If no RTP was received at all, check later */
if (!strm->ts_last)
return;
/* We are in sendrecv mode, check when the last RTP packet
* was received.
*/
if (sdp_media_dir(strm->sdp) == SDP_SENDRECV) {
diff_ms = (int)(now - strm->ts_last);
debug("stream: last \"%s\" RTP packet: %d milliseconds\n",
sdp_media_name(strm->sdp), diff_ms);
if (diff_ms > (int)strm->rtp_timeout_ms) {
info("stream: no %s RTP packets received for"
" %d milliseconds\n",
sdp_media_name(strm->sdp), diff_ms);
stream_close(strm, ETIMEDOUT);
}
}
else {
re_printf("check_rtp: not checking (dir=%s)\n",
sdp_dir_name(sdp_media_dir(strm->sdp)));
}
}
int stream_debug(struct re_printf *pf, const struct stream *s)
{
struct sa rrtcp;
int err;
if (!s)
return 0;
err = re_hprintf(pf, " %s dir=%s pt_enc=%d\n", sdp_media_name(s->sdp),
sdp_dir_name(sdp_media_dir(s->sdp)),
s->pt_enc);
sdp_media_raddr_rtcp(s->sdp, &rrtcp);
err |= re_hprintf(pf, " remote: %J/%J\n",
sdp_media_raddr(s->sdp), &rrtcp);
err |= rtp_debug(pf, s->rtp);
err |= jbuf_debug(pf, s->jbuf);
return err;
}
