static void got_sources(GList *sources, gpointer user_data)
{
OwrMediaSource *source = NULL;
static gboolean have_video = FALSE, have_audio = FALSE;
g_assert(sources);
while (sources && (source = sources->data)) {
OwrMediaType media_type;
OwrSourceType source_type;
g_assert(OWR_IS_MEDIA_SOURCE(source));
g_object_get(source, "type", &source_type, "media-type", &media_type, NULL);
if (!disable_video && !have_video && media_type == OWR_MEDIA_TYPE_VIDEO && source_type == OWR_SOURCE_TYPE_CAPTURE) {
OwrVideoRenderer *renderer;
OwrPayload *payload;
have_video = TRUE;
payload = owr_video_payload_new(OWR_CODEC_TYPE_VP8, 103, 90000, TRUE, FALSE);
g_object_set(payload, "width", 1280, "height", 720, "framerate", 30.0, NULL);
g_object_set(payload, "rtx-payload-type", 123, NULL);
owr_media_session_set_send_payload(send_session_video, payload);
owr_media_session_set_send_source(send_session_video, source);
owr_transport_agent_add_session(send_transport_agent, OWR_SESSION(send_session_video));
g_print("Displaying self-view\n");
renderer = owr_video_renderer_new(NULL);
g_assert(renderer);
g_object_set(renderer, "width", 1280, "height", 720, "max-framerate", 30.0, NULL);
owr_media_renderer_set_source(OWR_MEDIA_RENDERER(renderer), source);
video_renderer = OWR_MEDIA_RENDERER(renderer);
video_source = g_object_ref(source);
} else if (!disable_audio && !have_audio && media_type == OWR_MEDIA_TYPE_AUDIO && source_type == OWR_SOURCE_TYPE_CAPTURE) {
OwrPayload *payload;
have_audio = TRUE;
payload = owr_audio_payload_new(OWR_CODEC_TYPE_OPUS, 100, 48000, 1);
owr_media_session_set_send_payload(send_session_audio, payload);
owr_media_session_set_send_source(send_session_audio, source);
owr_transport_agent_add_session(send_transport_agent, OWR_SESSION(send_session_audio));
audio_source = g_object_ref(source);
}
if ((disable_video || have_video) && (disable_audio || have_audio))
break;
sources = sources->next;
}
}
static gboolean setup_transport_agents()
{
g_print("Setting up transport agents\n");
// LEFT
left_transport_agent = owr_transport_agent_new(FALSE);
g_assert(OWR_IS_TRANSPORT_AGENT(left_transport_agent));
owr_transport_agent_set_local_port_range(left_transport_agent, 5000, 5999);
owr_transport_agent_add_local_address(left_transport_agent, "127.0.0.1");
// RIGHT
right_transport_agent = owr_transport_agent_new(TRUE);
g_assert(OWR_IS_TRANSPORT_AGENT(right_transport_agent));
owr_transport_agent_set_local_port_range(right_transport_agent, 5000, 5999);
owr_transport_agent_add_local_address(right_transport_agent, "127.0.0.1");
left_session = owr_data_session_new(TRUE);
right_session = owr_data_session_new(FALSE);
g_object_set(left_session, "sctp-local-port", 5000, "sctp-remote-port", 5000, NULL);
g_object_set(right_session, "sctp-local-port", 5000, "sctp-remote-port", 5000, NULL);
g_signal_connect(left_session, "on-new-candidate", G_CALLBACK(got_candidate), right_session);
g_signal_connect(right_session, "on-new-candidate", G_CALLBACK(got_candidate), left_session);
owr_transport_agent_add_session(left_transport_agent, OWR_SESSION(left_session));
owr_transport_agent_add_session(right_transport_agent, OWR_SESSION(right_session));
if (wait_for_dtls) {
gboolean peer_certificate_received;
GAsyncQueue *msg_queue = g_async_queue_new();
g_signal_connect(left_session, "notify::dtls-peer-certificate", G_CALLBACK(on_dtls_peer_certificate), msg_queue);
g_signal_connect(right_session, "notify::dtls-peer-certificate", G_CALLBACK(on_dtls_peer_certificate), msg_queue);
g_print("waiting for dtls handshake to complete\n");
peer_certificate_received = !!g_async_queue_timeout_pop(msg_queue, 5000000);
peer_certificate_received &= !!g_async_queue_timeout_pop(msg_queue, 5000000);
g_async_queue_unref(msg_queue);
if (!peer_certificate_received) {
g_print("dtls handshake timed out\n");
return FALSE;
}
g_print("dtls handshake to completed\n");
}
return TRUE;
}
OwrSession* new_session() {
Debug("new session");
OwrMediaSession *session = owr_media_session_new(TRUE);
g_signal_connect(session, "on-new-candidate",
G_CALLBACK(got_candidate), NULL);
g_signal_connect(session, "on-candidate-gathering-done",
G_CALLBACK(candidate_gathering_done_go), NULL);
g_signal_connect(session, "notify::dtls-certificate",
G_CALLBACK(got_dtls_certificate), NULL);
if (local_sources != NULL && local_sources->data != NULL) {
Debug("setting local source");
owr_media_session_set_send_source(session, OWR_MEDIA_SOURCE(local_sources->data));
}
// TODO make the specs (payload:120, encoding VP8, clock: 9000) mutable.
OwrPayload *payload = owr_video_payload_new(OWR_CODEC_TYPE_VP8, 120, 90000, TRUE, TRUE);
owr_media_session_set_send_payload(session, payload);
// Add session to the transport.
owr_transport_agent_add_session(transport_agent, OWR_SESSION(session));
return OWR_SESSION(session);
}
static void got_sources(GList *sources, gpointer user_data)
{
OwrMediaSource *source = NULL;
static gboolean have_video = FALSE, have_audio = FALSE;
g_assert(sources);
while (sources && (source = sources->data)) {
OwrMediaType media_type;
OwrSourceType source_type;
g_assert(OWR_IS_MEDIA_SOURCE(source));
g_object_get(source, "type", &source_type, "media-type", &media_type, NULL);
if (remote_addr) {
owr_transport_agent_add_helper_server(send_transport_agent, OWR_HELPER_SERVER_TYPE_STUN,
"stun.services.mozilla.com", 3478, NULL, NULL);
owr_transport_agent_add_helper_server(recv_transport_agent, OWR_HELPER_SERVER_TYPE_STUN,
"stun.services.mozilla.com", 3478, NULL, NULL);
}
if (!disable_video && !have_video && media_type == OWR_MEDIA_TYPE_VIDEO) {
OwrVideoRenderer *renderer;
OwrPayload *payload;
have_video = TRUE;
owr_bus_add_message_origin(bus, OWR_MESSAGE_ORIGIN(source));
payload = owr_video_payload_new(OWR_CODEC_TYPE_VP8, 103, 90000, TRUE, FALSE);
g_object_set(payload, "width", 640, "height", 480, "framerate", 30.0, NULL);
g_object_set(payload, "rtx-payload-type", 123, NULL);
if (adaptation)
g_object_set(payload, "adaptation", TRUE, NULL);
owr_media_session_set_send_payload(send_session_video, payload);
owr_media_session_set_send_source(send_session_video, source);
owr_transport_agent_add_session(recv_transport_agent, OWR_SESSION(recv_session_video));
owr_transport_agent_add_session(send_transport_agent, OWR_SESSION(send_session_video));
g_print("Displaying self-view\n");
renderer = owr_video_renderer_new(NULL);
g_assert(renderer);
owr_bus_add_message_origin(bus, OWR_MESSAGE_ORIGIN(renderer));
g_object_set(renderer, "width", 640, "height", 480, "max-framerate", 30.0, NULL);
owr_media_renderer_set_source(OWR_MEDIA_RENDERER(renderer), source);
video_renderer = OWR_MEDIA_RENDERER(renderer);
video_source = g_object_ref(source);
} else if (!disable_audio && !have_audio && media_type == OWR_MEDIA_TYPE_AUDIO) {
OwrPayload *payload;
have_audio = TRUE;
owr_bus_add_message_origin(bus, OWR_MESSAGE_ORIGIN(source));
payload = owr_audio_payload_new(OWR_CODEC_TYPE_OPUS, 100, 48000, 1);
owr_media_session_set_send_payload(send_session_audio, payload);
owr_media_session_set_send_source(send_session_audio, source);
owr_transport_agent_add_session(recv_transport_agent, OWR_SESSION(recv_session_audio));
owr_transport_agent_add_session(send_transport_agent, OWR_SESSION(send_session_audio));
audio_source = g_object_ref(source);
}
if ((disable_video || have_video) && (disable_audio || have_audio))
break;
sources = sources->next;
}
}
int main() {
GMainContext *ctx = g_main_context_default();
GMainLoop *loop = g_main_loop_new(ctx, FALSE);
/* PREPARE FOR RECEIVING */
OwrPayload *receive_payload;
owr_init_with_main_context(ctx);
recv_transport_agent = owr_transport_agent_new(FALSE);
g_assert(OWR_IS_TRANSPORT_AGENT(recv_transport_agent));
owr_transport_agent_set_local_port_range(recv_transport_agent, 5000, 5999);
owr_transport_agent_add_local_address(recv_transport_agent, "127.0.0.1");
// SEND
send_transport_agent = owr_transport_agent_new(TRUE);
g_assert(OWR_IS_TRANSPORT_AGENT(send_transport_agent));
owr_transport_agent_set_local_port_range(send_transport_agent, 5000, 5999);
owr_transport_agent_add_local_address(send_transport_agent, "127.0.0.1");
recv_session_audio = owr_media_session_new(FALSE);
recv_session_video = owr_media_session_new(FALSE);
send_session_audio = owr_media_session_new(TRUE);
send_session_video = owr_media_session_new(TRUE);
g_signal_connect(recv_session_audio, "on-new-candidate", G_CALLBACK(got_candidate), send_session_audio);
g_signal_connect(recv_session_video, "on-new-candidate", G_CALLBACK(got_candidate), send_session_video);
g_signal_connect(send_session_audio, "on-new-candidate", G_CALLBACK(got_candidate), recv_session_audio);
g_signal_connect(send_session_video, "on-new-candidate", G_CALLBACK(got_candidate), recv_session_video);
// VIDEO
g_signal_connect(recv_session_video, "on-incoming-source", G_CALLBACK(got_remote_source), NULL);
receive_payload = owr_video_payload_new(OWR_CODEC_TYPE_VP8, 103, 90000, TRUE, FALSE);
g_object_set(receive_payload, "rtx-payload-type", 123, NULL);
owr_media_session_add_receive_payload(recv_session_video, receive_payload);
g_object_unref(receive_payload);
owr_transport_agent_add_session(recv_transport_agent, OWR_SESSION(recv_session_video));
// AUDIO
g_signal_connect(recv_session_audio, "on-incoming-source", G_CALLBACK(got_remote_source), NULL);
receive_payload = owr_audio_payload_new(OWR_CODEC_TYPE_OPUS, 100, 48000, 1);
owr_media_session_add_receive_payload(recv_session_audio, receive_payload);
g_object_unref(receive_payload);
owr_transport_agent_add_session(recv_transport_agent, OWR_SESSION(recv_session_audio));
/* PREPARE FOR SENDING */
owr_get_capture_sources(OWR_MEDIA_TYPE_AUDIO|OWR_MEDIA_TYPE_VIDEO, got_sources, NULL);
g_timeout_add_seconds(5, (GSourceFunc)dump_cb, NULL);
g_main_loop_run(loop);
return 0;
}
int main(int argc, char **argv)
{
GOptionContext *options;
GError *error = NULL;
options = g_option_context_new(NULL);
g_option_context_add_main_entries(options, entries, NULL);
if (!g_option_context_parse(options, &argc, &argv, &error)) {
g_print("Failed to parse options: %s\n", error->message);
return 1;
}
if (disable_audio && disable_video) {
g_print("Audio and video disabled. Nothing to do.\n");
return 0;
}
/* PREPARE FOR RECEIVING */
OwrPayload *receive_payload;
owr_init(NULL);
recv_transport_agent = owr_transport_agent_new(FALSE);
g_assert(OWR_IS_TRANSPORT_AGENT(recv_transport_agent));
owr_transport_agent_set_local_port_range(recv_transport_agent, 5000, 5999);
owr_transport_agent_add_local_address(recv_transport_agent, "127.0.0.1");
// SEND
send_transport_agent = owr_transport_agent_new(TRUE);
g_assert(OWR_IS_TRANSPORT_AGENT(send_transport_agent));
owr_transport_agent_set_local_port_range(send_transport_agent, 5000, 5999);
owr_transport_agent_add_local_address(send_transport_agent, "127.0.0.1");
if (!disable_video) {
recv_session_video = owr_media_session_new(FALSE);
send_session_video = owr_media_session_new(TRUE);
}
if (!disable_audio) {
recv_session_audio = owr_media_session_new(FALSE);
send_session_audio = owr_media_session_new(TRUE);
}
if (!disable_video) {
g_signal_connect(recv_session_video, "on-new-candidate", G_CALLBACK(got_candidate), send_session_video);
g_signal_connect(send_session_video, "on-new-candidate", G_CALLBACK(got_candidate), recv_session_video);
}
if (!disable_audio) {
g_signal_connect(recv_session_audio, "on-new-candidate", G_CALLBACK(got_candidate), send_session_audio);
g_signal_connect(send_session_audio, "on-new-candidate", G_CALLBACK(got_candidate), recv_session_audio);
}
// VIDEO
if (!disable_video) {
g_signal_connect(recv_session_video, "on-incoming-source", G_CALLBACK(got_remote_source), NULL);
receive_payload = owr_video_payload_new(OWR_CODEC_TYPE_VP8, 103, 90000, TRUE, FALSE);
g_object_set(receive_payload, "rtx-payload-type", 123, NULL);
owr_media_session_add_receive_payload(recv_session_video, receive_payload);
owr_transport_agent_add_session(recv_transport_agent, OWR_SESSION(recv_session_video));
}
// AUDIO
if (!disable_audio) {
g_signal_connect(recv_session_audio, "on-incoming-source", G_CALLBACK(got_remote_source), NULL);
receive_payload = owr_audio_payload_new(OWR_CODEC_TYPE_OPUS, 100, 48000, 1);
owr_media_session_add_receive_payload(recv_session_audio, receive_payload);
owr_transport_agent_add_session(recv_transport_agent, OWR_SESSION(recv_session_audio));
}
/* PREPARE FOR SENDING */
owr_get_capture_sources((!disable_video ? OWR_MEDIA_TYPE_VIDEO : 0) | (!disable_audio ? OWR_MEDIA_TYPE_AUDIO : 0),
got_sources, NULL);
g_timeout_add_seconds(10, (GSourceFunc)dump_cb, NULL);
owr_run();
return 0;
}
