static GstBuffer *
create_rtcp_app (guint32 ssrc, guint count)
{
GInetAddress *inet_addr_0;
guint16 port = 5678 + count;
GSocketAddress *socket_addr_0;
GstBuffer *rtcp_buffer;
GstRTCPPacket *rtcp_packet = NULL;
GstRTCPBuffer rtcp = GST_RTCP_BUFFER_INIT;
inet_addr_0 = g_inet_address_new_from_string ("192.168.1.1");
socket_addr_0 = g_inet_socket_address_new (inet_addr_0, port);
g_object_unref (inet_addr_0);
rtcp_buffer = gst_rtcp_buffer_new (1400);
gst_buffer_add_net_address_meta (rtcp_buffer, socket_addr_0);
g_object_unref (socket_addr_0);
/* need to begin with rr */
gst_rtcp_buffer_map (rtcp_buffer, GST_MAP_READWRITE, &rtcp);
rtcp_packet = g_slice_new0 (GstRTCPPacket);
gst_rtcp_buffer_add_packet (&rtcp, GST_RTCP_TYPE_RR, rtcp_packet);
gst_rtcp_packet_rr_set_ssrc (rtcp_packet, ssrc);
g_slice_free (GstRTCPPacket, rtcp_packet);
/* useful to make the rtcp buffer valid */
rtcp_packet = g_slice_new0 (GstRTCPPacket);
gst_rtcp_buffer_add_packet (&rtcp, GST_RTCP_TYPE_APP, rtcp_packet);
g_slice_free (GstRTCPPacket, rtcp_packet);
gst_rtcp_buffer_unmap (&rtcp);
return rtcp_buffer;
}
static GstBuffer *
make_buffer (gboolean have_sr, gint rr_count,
gboolean have_sdes, gboolean have_bye)
{
GstRTCPPacket packet;
GstBuffer *buf = gst_rtcp_buffer_new (1024);
gint i;
GstRTCPBuffer rtcpbuffer = GST_RTCP_BUFFER_INIT;
gst_rtcp_buffer_map (buf, GST_MAP_READWRITE, &rtcpbuffer);
if (have_sr)
{
gst_rtcp_buffer_add_packet (&rtcpbuffer, GST_RTCP_TYPE_SR, &packet);
gst_rtcp_packet_sr_set_sender_info (&packet, 132132, 12, 12, 12, 12);
}
if (rr_count >= 0 || !have_sr)
{
gst_rtcp_buffer_add_packet (&rtcpbuffer, GST_RTCP_TYPE_RR, &packet);
gst_rtcp_packet_rr_set_ssrc (&packet, 132132);
for (i = 0; i < rr_count; i++)
gst_rtcp_packet_add_rb (&packet, 123124+i, 12, 12, 21, 31, 41, 12);
}
if (have_sdes)
{
gst_rtcp_buffer_add_packet (&rtcpbuffer, GST_RTCP_TYPE_SDES, &packet);
gst_rtcp_packet_sdes_add_item (&packet, 123121);
gst_rtcp_packet_sdes_add_entry (&packet, GST_RTCP_SDES_EMAIL,
10, (guint8 *) "*****@*****.**");
gst_rtcp_packet_sdes_add_entry (&packet, GST_RTCP_SDES_CNAME,
10, (guint8 *) "*****@*****.**");
gst_rtcp_packet_sdes_add_entry (&packet, GST_RTCP_SDES_PHONE,
10, (guint8 *) "11-21-2-11");
}
if (have_bye)
{
gst_rtcp_buffer_add_packet (&rtcpbuffer, GST_RTCP_TYPE_BYE, &packet);
gst_rtcp_packet_bye_add_ssrc (&packet, 132123);
gst_rtcp_packet_bye_set_reason (&packet, "allo");
}
gst_rtcp_buffer_unmap (&rtcpbuffer);
return buf;
}
static void
on_sending_rtcp (GObject * sess, GstBuffer * buffer, gboolean is_early,
gboolean * do_not_supress)
{
KmsRembLocal *rl;
KmsRTCPPSFBAFBREMBPacket remb_packet;
GstRTCPBuffer rtcp = { NULL, };
GstRTCPPacket packet;
guint packet_ssrc;
rl = g_object_get_data (sess, KMS_REMB_LOCAL);
if (!rl) {
GST_WARNING ("Invalid RembLocal");
return;
}
if (is_early) {
return;
}
if (!gst_rtcp_buffer_map (buffer, GST_MAP_READWRITE, &rtcp)) {
GST_WARNING_OBJECT (sess, "Cannot map buffer to RTCP");
return;
}
if (!gst_rtcp_buffer_add_packet (&rtcp, GST_RTCP_TYPE_PSFB, &packet)) {
GST_WARNING_OBJECT (sess, "Cannot add RTCP packet");
goto end;
}
if (!kms_remb_local_update (rl)) {
goto end;
}
remb_packet.bitrate = rl->remb;
if (rl->event_manager != NULL) {
guint remb_local_max;
remb_local_max = kms_utils_remb_event_manager_get_min (rl->event_manager);
if (remb_local_max > 0) {
GST_TRACE_OBJECT (sess, "REMB local max: %" G_GUINT32_FORMAT,
remb_local_max);
remb_packet.bitrate = MIN (remb_local_max, rl->remb);
}
}
if (rl->min_bw > 0) {
remb_packet.bitrate = MAX (remb_packet.bitrate, rl->min_bw * 1000);
} else {
remb_packet.bitrate = MAX (remb_packet.bitrate, REMB_MIN);
}
remb_packet.n_ssrcs = 1;
remb_packet.ssrcs[0] = rl->remote_ssrc;
g_object_get (sess, "internal-ssrc", &packet_ssrc, NULL);
if (!kms_rtcp_psfb_afb_remb_marshall_packet (&packet, &remb_packet,
packet_ssrc)) {
gst_rtcp_packet_remove (&packet);
}
GST_TRACE_OBJECT (sess, "Sending REMB (bitrate: %" G_GUINT32_FORMAT
", ssrc: %" G_GUINT32_FORMAT ")", remb_packet.bitrate, rl->remote_ssrc);
kms_remb_base_update_stats (KMS_REMB_BASE (rl), rl->remote_ssrc,
remb_packet.bitrate);
end:
gst_rtcp_buffer_unmap (&rtcp);
}
