/**
* Tells whether telephony events payload type is supported within the
* context of the rtp session.
* @param session a rtp session
*
* @return the payload type number used for telephony events if found, -1 if not found.
**/
int rtp_session_telephone_events_supported(RtpSession *session)
{
/* search for a telephony event payload in the current profile */
session->snd.telephone_events_pt=rtp_profile_get_payload_number_from_mime(session->snd.profile,"telephone-event");
session->rcv.telephone_events_pt=rtp_profile_get_payload_number_from_mime(session->rcv.profile,"telephone-event");
/*printf("Telephone event pt is %i\n",session->telephone_events_pt);*/
return session->snd.telephone_events_pt;
}
TextStream* text_stream_start(TextStream *stream, RtpProfile *profile, const char *rem_rtp_addr, int rem_rtp_port, const char *rem_rtcp_addr, int rem_rtcp_port, int payload_type /* ignored */) {
RtpSession *rtps = stream->ms.sessions.rtp_session;
MSConnectionHelper h;
rtp_session_set_profile(rtps, profile);
if (rem_rtp_port > 0) rtp_session_set_remote_addr_full(rtps, rem_rtp_addr, rem_rtp_port, rem_rtcp_addr, rem_rtcp_port);
if (rem_rtcp_port > 0) {
rtp_session_enable_rtcp(rtps, TRUE);
} else {
rtp_session_enable_rtcp(rtps, FALSE);
}
stream->pt_t140 = rtp_profile_get_payload_number_from_mime(profile, "t140");
stream->pt_red = rtp_profile_get_payload_number_from_mime(profile, "red");
if (payload_type == stream->pt_t140) {
ms_message("Text payload type is T140");
} else if (payload_type == stream->pt_red) {
ms_message("Text payload type is RED");
} else {
/* we dont know this kind of textstream... */
ms_warning("unkown type of textstream");
}
rtp_session_set_payload_type(rtps, payload_type);
if (rem_rtp_port > 0) ms_filter_call_method(stream->ms.rtpsend, MS_RTP_SEND_SET_SESSION, rtps);
stream->ms.rtprecv = ms_filter_new(MS_RTP_RECV_ID);
ms_filter_call_method(stream->ms.rtprecv, MS_RTP_RECV_SET_SESSION, rtps);
stream->ms.sessions.rtp_session = rtps;
if (stream->ms.sessions.ticker == NULL) media_stream_start_ticker(&stream->ms);
stream->rttsource = ms_filter_new(MS_RTT_4103_SOURCE_ID);
stream->rttsink = ms_filter_new(MS_RTT_4103_SINK_ID);
ms_filter_call_method(stream->rttsource, MS_RTT_4103_SOURCE_SET_T140_PAYLOAD_TYPE_NUMBER, &stream->pt_t140);
ms_filter_call_method(stream->rttsink, MS_RTT_4103_SINK_SET_T140_PAYLOAD_TYPE_NUMBER, &stream->pt_t140);
if (payload_type == stream->pt_red) {
ms_filter_call_method(stream->rttsource, MS_RTT_4103_SOURCE_SET_RED_PAYLOAD_TYPE_NUMBER, &stream->pt_red);
ms_filter_call_method(stream->rttsink, MS_RTT_4103_SINK_SET_RED_PAYLOAD_TYPE_NUMBER, &stream->pt_red);
}
ms_connection_helper_start(&h);
ms_connection_helper_link(&h, stream->rttsource, -1, 0);
ms_connection_helper_link(&h, stream->ms.rtpsend, 0, -1);
ms_connection_helper_start(&h);
ms_connection_helper_link(&h, stream->ms.rtprecv, -1, 0);
ms_connection_helper_link(&h, stream->rttsink, 0, -1);
ms_ticker_attach_multiple(stream->ms.sessions.ticker, stream->rttsource, stream->ms.rtprecv, NULL);
stream->ms.start_time = stream->ms.last_packet_time = ms_time(NULL);
stream->ms.is_beginning = TRUE;
stream->ms.state = MSStreamStarted;
return stream;
}
PayloadType * rtp_profile_get_payload_from_mime(RtpProfile *profile,const char *mime)
{
int pt;
pt=rtp_profile_get_payload_number_from_mime(profile,mime);
if (pt==-1) return NULL;
else return rtp_profile_get_payload(profile,pt);
}
**/int rtp_session_recv_telephone_events_supported(RtpSession *session)
{
/* search for a telephony event payload in the current profile */
return rtp_profile_get_payload_number_from_mime(session->rcv.profile,"telephone-event");
}
/**
*rtp_session_telephone_events_supported:
*@session : a rtp session
*
* Tells whether telephony events payload type is supported within the context of the rtp
* session.
*
*Returns: the payload type number used for telephony events if found, -1 if not found.
**/
gint rtp_session_telephone_events_supported(RtpSession *session)
{
/* search for a telephony event payload in the current profile */
session->telephone_events_pt=rtp_profile_get_payload_number_from_mime(session->profile,"telephone-event");
return session->telephone_events_pt;
}
