webrtc: indent sources

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-examples/-/merge_requests/16>
This commit is contained in:
Matthew Waters 2020-06-19 12:30:23 +10:00
parent e1c3dad258
commit 204945b902
3 changed files with 140 additions and 123 deletions

View file

@ -43,24 +43,25 @@ GST_DEBUG_CATEGORY_STATIC (debug_category);
#define GET_CUSTOM_DATA(env, thiz, fieldID) (WebRTC *)(gintptr)(*env)->GetLongField (env, thiz, fieldID)
#define SET_CUSTOM_DATA(env, thiz, fieldID, data) (*env)->SetLongField (env, thiz, fieldID, (jlong)(gintptr)data)
enum AppState {
APP_STATE_UNKNOWN = 0,
APP_STATE_ERROR = 1, /* generic error */
SERVER_CONNECTING = 1000,
SERVER_CONNECTION_ERROR,
SERVER_CONNECTED, /* Ready to register */
SERVER_REGISTERING = 2000,
SERVER_REGISTRATION_ERROR,
SERVER_REGISTERED, /* Ready to call a peer */
SERVER_CLOSED, /* server connection closed by us or the server */
PEER_CONNECTING = 3000,
PEER_CONNECTION_ERROR,
PEER_CONNECTED,
PEER_CALL_NEGOTIATING = 4000,
PEER_CALL_STARTED,
PEER_CALL_STOPPING,
PEER_CALL_STOPPED,
PEER_CALL_ERROR,
enum AppState
{
APP_STATE_UNKNOWN = 0,
APP_STATE_ERROR = 1, /* generic error */
SERVER_CONNECTING = 1000,
SERVER_CONNECTION_ERROR,
SERVER_CONNECTED, /* Ready to register */
SERVER_REGISTERING = 2000,
SERVER_REGISTRATION_ERROR,
SERVER_REGISTERED, /* Ready to call a peer */
SERVER_CLOSED, /* server connection closed by us or the server */
PEER_CONNECTING = 3000,
PEER_CONNECTION_ERROR,
PEER_CONNECTED,
PEER_CALL_NEGOTIATING = 4000,
PEER_CALL_STARTED,
PEER_CALL_STOPPING,
PEER_CALL_STOPPED,
PEER_CALL_ERROR,
};
typedef struct _WebRTC
@ -115,7 +116,7 @@ cleanup_and_quit_loop (WebRTC * webrtc, const gchar * msg, enum AppState state)
return G_SOURCE_REMOVE;
}
static gchar*
static gchar *
get_string_from_json_object (JsonObject * object)
{
JsonNode *root;
@ -135,8 +136,8 @@ get_string_from_json_object (JsonObject * object)
}
static GstElement *
handle_media_stream (GstPad * pad, GstElement * pipe, const char * convert_name,
const char * sink_name)
handle_media_stream (GstPad * pad, GstElement * pipe, const char *convert_name,
const char *sink_name)
{
GstPad *qpad;
GstElement *q, *conv, *sink;
@ -176,14 +177,14 @@ handle_media_stream (GstPad * pad, GstElement * pipe, const char * convert_name,
static void
on_incoming_decodebin_stream (GstElement * decodebin, GstPad * pad,
WebRTC * webrtc)
WebRTC * webrtc)
{
GstCaps *caps;
const gchar *name;
if (!gst_pad_has_current_caps (pad)) {
g_printerr ("Pad '%s' has no caps, can't do anything, ignoring\n",
GST_PAD_NAME (pad));
GST_PAD_NAME (pad));
return;
}
@ -191,11 +192,13 @@ on_incoming_decodebin_stream (GstElement * decodebin, GstPad * pad,
name = gst_structure_get_name (gst_caps_get_structure (caps, 0));
if (g_str_has_prefix (name, "video")) {
GstElement *sink = handle_media_stream (pad, webrtc->pipe, "videoconvert", "glimagesink");
GstElement *sink =
handle_media_stream (pad, webrtc->pipe, "videoconvert", "glimagesink");
if (webrtc->video_sink == NULL) {
webrtc->video_sink = sink;
if (webrtc->native_window)
gst_video_overlay_set_window_handle (GST_VIDEO_OVERLAY (sink), (gpointer) webrtc->native_window);
gst_video_overlay_set_window_handle (GST_VIDEO_OVERLAY (sink),
(gpointer) webrtc->native_window);
}
} else if (g_str_has_prefix (name, "audio")) {
handle_media_stream (pad, webrtc->pipe, "audioconvert", "autoaudiosink");
@ -216,21 +219,22 @@ on_incoming_stream (GstElement * webrtcbin, GstPad * pad, WebRTC * webrtc)
decodebin = gst_element_factory_make ("decodebin", NULL);
g_signal_connect (decodebin, "pad-added",
G_CALLBACK (on_incoming_decodebin_stream), webrtc);
G_CALLBACK (on_incoming_decodebin_stream), webrtc);
gst_bin_add (GST_BIN (webrtc->pipe), decodebin);
gst_element_sync_state_with_parent (decodebin);
gst_element_link (webrtcbin, decodebin);
}
static void
send_ice_candidate_message (GstElement * webrtcbin G_GNUC_UNUSED, guint mlineindex,
gchar * candidate, WebRTC * webrtc)
send_ice_candidate_message (GstElement * webrtcbin G_GNUC_UNUSED,
guint mlineindex, gchar * candidate, WebRTC * webrtc)
{
gchar *text;
JsonObject *ice, *msg;
if (webrtc->app_state < PEER_CALL_NEGOTIATING) {
cleanup_and_quit_loop (webrtc, "Can't send ICE, not in call", APP_STATE_ERROR);
cleanup_and_quit_loop (webrtc, "Can't send ICE, not in call",
APP_STATE_ERROR);
return;
}
@ -253,7 +257,8 @@ send_sdp_offer (WebRTC * webrtc, GstWebRTCSessionDescription * offer)
JsonObject *msg, *sdp;
if (webrtc->app_state < PEER_CALL_NEGOTIATING) {
cleanup_and_quit_loop (webrtc, "Can't send offer, not in call", APP_STATE_ERROR);
cleanup_and_quit_loop (webrtc, "Can't send offer, not in call",
APP_STATE_ERROR);
return;
}
@ -283,14 +288,15 @@ on_offer_created (GstPromise * promise, WebRTC * webrtc)
g_assert (webrtc->app_state == PEER_CALL_NEGOTIATING);
g_assert (gst_promise_wait(promise) == GST_PROMISE_RESULT_REPLIED);
g_assert (gst_promise_wait (promise) == GST_PROMISE_RESULT_REPLIED);
reply = gst_promise_get_reply (promise);
gst_structure_get (reply, "offer",
GST_TYPE_WEBRTC_SESSION_DESCRIPTION, &offer, NULL);
GST_TYPE_WEBRTC_SESSION_DESCRIPTION, &offer, NULL);
gst_promise_unref (promise);
promise = gst_promise_new ();
g_signal_emit_by_name (webrtc->webrtcbin, "set-local-description", offer, promise);
g_signal_emit_by_name (webrtc->webrtcbin, "set-local-description", offer,
promise);
gst_promise_interrupt (promise);
gst_promise_unref (promise);
@ -333,13 +339,12 @@ start_pipeline (WebRTC * webrtc)
GstPad *pad;
webrtc->pipe =
gst_parse_launch ("webrtcbin name=sendrecv "
"ahcsrc device-facing=front ! video/x-raw,width=[320,1280] ! queue max-size-buffers=1 ! videoconvert ! "
"vp8enc keyframe-max-dist=30 deadline=1 error-resilient=default ! rtpvp8pay picture-id-mode=15-bit mtu=1300 ! "
"queue max-size-time=300000000 ! " RTP_CAPS_VP8 " ! sendrecv.sink_0 "
"openslessrc ! queue ! audioconvert ! audioresample ! audiorate ! queue ! opusenc ! rtpopuspay ! "
"queue ! " RTP_CAPS_OPUS " ! sendrecv.sink_1 ",
&error);
gst_parse_launch ("webrtcbin name=sendrecv "
"ahcsrc device-facing=front ! video/x-raw,width=[320,1280] ! queue max-size-buffers=1 ! videoconvert ! "
"vp8enc keyframe-max-dist=30 deadline=1 error-resilient=default ! rtpvp8pay picture-id-mode=15-bit mtu=1300 ! "
"queue max-size-time=300000000 ! " RTP_CAPS_VP8 " ! sendrecv.sink_0 "
"openslessrc ! queue ! audioconvert ! audioresample ! audiorate ! queue ! opusenc ! rtpopuspay ! "
"queue ! " RTP_CAPS_OPUS " ! sendrecv.sink_1 ", &error);
if (error) {
g_printerr ("Failed to parse launch: %s\n", error->message);
@ -354,15 +359,15 @@ start_pipeline (WebRTC * webrtc)
/* This is the gstwebrtc entry point where we create the offer and so on. It
* will be called when the pipeline goes to PLAYING. */
g_signal_connect (webrtc->webrtcbin, "on-negotiation-needed",
G_CALLBACK (on_negotiation_needed), webrtc);
G_CALLBACK (on_negotiation_needed), webrtc);
/* We need to transmit this ICE candidate to the browser via the websockets
* signalling server. Incoming ice candidates from the browser need to be
* added by us too, see on_server_message() */
g_signal_connect (webrtc->webrtcbin, "on-ice-candidate",
G_CALLBACK (send_ice_candidate_message), webrtc);
G_CALLBACK (send_ice_candidate_message), webrtc);
/* Incoming streams will be exposed via this signal */
g_signal_connect (webrtc->webrtcbin, "pad-added", G_CALLBACK (on_incoming_stream),
webrtc);
g_signal_connect (webrtc->webrtcbin, "pad-added",
G_CALLBACK (on_incoming_stream), webrtc);
/* Lifetime is the same as the pipeline itself */
gst_object_unref (webrtc->webrtcbin);
@ -425,8 +430,7 @@ register_with_server (WebRTC * webrtc)
}
static void
on_server_closed (SoupWebsocketConnection * conn G_GNUC_UNUSED,
WebRTC * webrtc)
on_server_closed (SoupWebsocketConnection * conn G_GNUC_UNUSED, WebRTC * webrtc)
{
webrtc->app_state = SERVER_CLOSED;
cleanup_and_quit_loop (webrtc, "Server connection closed", 0);
@ -435,7 +439,7 @@ on_server_closed (SoupWebsocketConnection * conn G_GNUC_UNUSED,
/* One mega message handler for our asynchronous calling mechanism */
static void
on_server_message (SoupWebsocketConnection * conn, SoupWebsocketDataType type,
GBytes * message, WebRTC * webrtc)
GBytes * message, WebRTC * webrtc)
{
gsize size;
gchar *text, *data;
@ -443,14 +447,14 @@ on_server_message (SoupWebsocketConnection * conn, SoupWebsocketDataType type,
switch (type) {
case SOUP_WEBSOCKET_DATA_BINARY:
g_printerr ("Received unknown binary message, ignoring\n");
g_bytes_unref (message);
return;
g_bytes_unref (message);
return;
case SOUP_WEBSOCKET_DATA_TEXT:
data = g_bytes_unref_to_data (message, &size);
/* Convert to NULL-terminated string */
text = g_strndup (data, size);
g_free (data);
break;
/* Convert to NULL-terminated string */
text = g_strndup (data, size);
g_free (data);
break;
default:
g_assert_not_reached ();
}
@ -458,22 +462,23 @@ on_server_message (SoupWebsocketConnection * conn, SoupWebsocketDataType type,
/* Server has accepted our registration, we are ready to send commands */
if (g_strcmp0 (text, "HELLO") == 0) {
if (webrtc->app_state != SERVER_REGISTERING) {
cleanup_and_quit_loop (webrtc, "ERROR: Received HELLO when not registering",
APP_STATE_ERROR);
cleanup_and_quit_loop (webrtc,
"ERROR: Received HELLO when not registering", APP_STATE_ERROR);
goto out;
}
webrtc->app_state = SERVER_REGISTERED;
g_print ("Registered with server\n");
/* Ask signalling server to connect us with a specific peer */
if (!setup_call (webrtc)) {
cleanup_and_quit_loop (webrtc, "ERROR: Failed to setup call", PEER_CALL_ERROR);
cleanup_and_quit_loop (webrtc, "ERROR: Failed to setup call",
PEER_CALL_ERROR);
goto out;
}
/* Call has been setup by the server, now we can start negotiation */
} else if (g_strcmp0 (text, "SESSION_OK") == 0) {
if (webrtc->app_state != PEER_CONNECTING) {
cleanup_and_quit_loop (webrtc, "ERROR: Received SESSION_OK when not calling",
PEER_CONNECTION_ERROR);
cleanup_and_quit_loop (webrtc,
"ERROR: Received SESSION_OK when not calling", PEER_CONNECTION_ERROR);
goto out;
}
@ -481,23 +486,23 @@ on_server_message (SoupWebsocketConnection * conn, SoupWebsocketDataType type,
/* Start negotiation (exchange SDP and ICE candidates) */
if (!start_pipeline (webrtc))
cleanup_and_quit_loop (webrtc, "ERROR: failed to start pipeline",
PEER_CALL_ERROR);
PEER_CALL_ERROR);
/* Handle errors */
} else if (g_str_has_prefix (text, "ERROR")) {
switch (webrtc->app_state) {
case SERVER_CONNECTING:
webrtc->app_state = SERVER_CONNECTION_ERROR;
break;
break;
case SERVER_REGISTERING:
webrtc->app_state = SERVER_REGISTRATION_ERROR;
break;
break;
case PEER_CONNECTING:
webrtc->app_state = PEER_CONNECTION_ERROR;
break;
break;
case PEER_CONNECTED:
case PEER_CALL_NEGOTIATING:
webrtc->app_state = PEER_CALL_ERROR;
break;
break;
default:
webrtc->app_state = APP_STATE_ERROR;
}
@ -541,7 +546,7 @@ on_server_message (SoupWebsocketConnection * conn, SoupWebsocketDataType type,
* See tests/examples/webrtcbidirectional.c in gst-plugins-bad for how to
* handle offers from peers and reply with answers using webrtcbin. */
g_assert_cmpstr (json_object_get_string_member (object, "type"), ==,
"answer");
"answer");
text = json_object_get_string_member (object, "sdp");
@ -554,14 +559,14 @@ on_server_message (SoupWebsocketConnection * conn, SoupWebsocketDataType type,
g_assert (ret == GST_SDP_OK);
answer = gst_webrtc_session_description_new (GST_WEBRTC_SDP_TYPE_ANSWER,
sdp);
sdp);
g_assert (answer);
/* Set remote description on our pipeline */
{
GstPromise *promise = gst_promise_new ();
g_signal_emit_by_name (webrtc->webrtcbin, "set-remote-description", answer,
promise);
g_signal_emit_by_name (webrtc->webrtcbin, "set-remote-description",
answer, promise);
gst_promise_interrupt (promise);
gst_promise_unref (promise);
}
@ -577,25 +582,25 @@ on_server_message (SoupWebsocketConnection * conn, SoupWebsocketDataType type,
sdpmlineindex = json_object_get_int_member (ice, "sdpMLineIndex");
/* Add ice candidate sent by remote peer */
g_signal_emit_by_name (webrtc->webrtcbin, "add-ice-candidate", sdpmlineindex,
candidate);
g_signal_emit_by_name (webrtc->webrtcbin, "add-ice-candidate",
sdpmlineindex, candidate);
} else {
g_printerr ("Ignoring unknown JSON message:\n%s\n", text);
}
g_object_unref (parser);
}
out:
out:
g_free (text);
}
static void
on_server_connected (SoupSession * session, GAsyncResult * res,
WebRTC * webrtc)
on_server_connected (SoupSession * session, GAsyncResult * res, WebRTC * webrtc)
{
GError *error = NULL;
webrtc->ws_conn = soup_session_websocket_connect_finish (session, res, &error);
webrtc->ws_conn =
soup_session_websocket_connect_finish (session, res, &error);
if (error) {
cleanup_and_quit_loop (webrtc, error->message, SERVER_CONNECTION_ERROR);
g_error_free (error);
@ -607,8 +612,10 @@ on_server_connected (SoupSession * session, GAsyncResult * res,
webrtc->app_state = SERVER_CONNECTED;
g_print ("Connected to signalling server\n");
g_signal_connect (webrtc->ws_conn, "closed", G_CALLBACK (on_server_closed), webrtc);
g_signal_connect (webrtc->ws_conn, "message", G_CALLBACK (on_server_message), webrtc);
g_signal_connect (webrtc->ws_conn, "closed", G_CALLBACK (on_server_closed),
webrtc);
g_signal_connect (webrtc->ws_conn, "message", G_CALLBACK (on_server_message),
webrtc);
/* Register with the server so it knows about us and can accept commands */
register_with_server (webrtc);
@ -623,16 +630,16 @@ connect_to_websocket_server_async (WebRTC * webrtc)
SoupLogger *logger;
SoupMessage *message;
SoupSession *session;
const char *https_aliases[] = {"wss", NULL};
const char *https_aliases[] = { "wss", NULL };
const gchar *ca_certs;
ca_certs = g_getenv("CA_CERTIFICATES");
ca_certs = g_getenv ("CA_CERTIFICATES");
g_assert (ca_certs != NULL);
g_print ("ca-certificates %s", ca_certs);
session = soup_session_new_with_options (SOUP_SESSION_SSL_STRICT, FALSE,
// SOUP_SESSION_SSL_USE_SYSTEM_CA_FILE, TRUE,
SOUP_SESSION_SSL_CA_FILE, ca_certs,
SOUP_SESSION_HTTPS_ALIASES, https_aliases, NULL);
// SOUP_SESSION_SSL_USE_SYSTEM_CA_FILE, TRUE,
SOUP_SESSION_SSL_CA_FILE, ca_certs,
SOUP_SESSION_HTTPS_ALIASES, https_aliases, NULL);
logger = soup_logger_new (SOUP_LOGGER_LOG_BODY, -1);
soup_session_add_feature (session, SOUP_SESSION_FEATURE (logger));
@ -644,7 +651,7 @@ connect_to_websocket_server_async (WebRTC * webrtc)
/* Once connected, we will register */
soup_session_websocket_connect_async (session, message, NULL, NULL, NULL,
(GAsyncReadyCallback) on_server_connected, webrtc);
(GAsyncReadyCallback) on_server_connected, webrtc);
webrtc->app_state = SERVER_CONNECTING;
return G_SOURCE_REMOVE;
@ -708,7 +715,7 @@ native_end_call (JNIEnv * env, jobject thiz)
if (webrtc->loop) {
GThread *thread = webrtc->thread;
GST_INFO("Ending current call");
GST_INFO ("Ending current call");
cleanup_and_quit_loop (webrtc, NULL, 0);
webrtc->thread = NULL;
g_mutex_unlock (&webrtc->lock);
@ -729,14 +736,15 @@ static gpointer
_call_thread (WebRTC * webrtc)
{
GMainContext *context = NULL;
JNIEnv *env = attach_current_thread();
JNIEnv *env = attach_current_thread ();
g_mutex_lock (&webrtc->lock);
context = g_main_context_new ();
webrtc->loop = g_main_loop_new (context, FALSE);
g_main_context_invoke (context, (GSourceFunc) _unlock_mutex, &webrtc->lock);
g_main_context_invoke (context, (GSourceFunc) connect_to_websocket_server_async, webrtc);
g_main_context_invoke (context,
(GSourceFunc) connect_to_websocket_server_async, webrtc);
g_main_context_push_thread_default (context);
g_cond_broadcast (&webrtc->cond);
g_main_loop_run (webrtc->loop);
@ -748,7 +756,7 @@ _call_thread (WebRTC * webrtc)
}
static void
native_call_other_party(JNIEnv * env, jobject thiz)
native_call_other_party (JNIEnv * env, jobject thiz)
{
WebRTC *webrtc = GET_CUSTOM_DATA (env, thiz, native_webrtc_field_id);
@ -758,9 +766,9 @@ native_call_other_party(JNIEnv * env, jobject thiz)
if (webrtc->thread)
native_end_call (env, thiz);
GST_INFO("calling other party");
GST_INFO ("calling other party");
webrtc->thread = g_thread_new("webrtc", (GThreadFunc) _call_thread, webrtc);
webrtc->thread = g_thread_new ("webrtc", (GThreadFunc) _call_thread, webrtc);
g_mutex_lock (&webrtc->lock);
while (!webrtc->loop)
g_cond_wait (&webrtc->cond, &webrtc->lock);
@ -814,14 +822,13 @@ native_class_init (JNIEnv * env, jclass klass)
__android_log_print (ANDROID_LOG_ERROR, "GstPlayer", "%s", message);
(*env)->ThrowNew (env, exception_class, message);
}
//gst_debug_set_threshold_from_string ("gl*:7", FALSE);
}
static void
native_set_surface (JNIEnv * env, jobject thiz, jobject surface)
{
WebRTC *webrtc= GET_CUSTOM_DATA (env, thiz, native_webrtc_field_id);
WebRTC *webrtc = GET_CUSTOM_DATA (env, thiz, native_webrtc_field_id);
ANativeWindow *new_native_window;
if (!webrtc)
@ -829,7 +836,7 @@ native_set_surface (JNIEnv * env, jobject thiz, jobject surface)
new_native_window = surface ? ANativeWindow_fromSurface (env, surface) : NULL;
GST_DEBUG ("Received surface %p (native window %p)", surface,
new_native_window);
new_native_window);
if (webrtc->native_window) {
ANativeWindow_release (webrtc->native_window);
@ -837,36 +844,39 @@ native_set_surface (JNIEnv * env, jobject thiz, jobject surface)
webrtc->native_window = new_native_window;
if (webrtc->video_sink)
gst_video_overlay_set_window_handle (GST_VIDEO_OVERLAY (webrtc->video_sink), (guintptr) new_native_window);
gst_video_overlay_set_window_handle (GST_VIDEO_OVERLAY (webrtc->video_sink),
(guintptr) new_native_window);
}
static void
native_set_signalling_server (JNIEnv * env, jobject thiz, jstring server) {
WebRTC *webrtc= GET_CUSTOM_DATA (env, thiz, native_webrtc_field_id);
const gchar *s;
if (!webrtc)
return;
s = (*env)->GetStringUTFChars(env, server, NULL);
if (webrtc->signalling_server)
g_free (webrtc->signalling_server);
webrtc->signalling_server = g_strdup (s);
(*env)->ReleaseStringUTFChars(env, server, s);
}
static void
native_set_call_id(JNIEnv * env, jobject thiz, jstring peer_id) {
native_set_signalling_server (JNIEnv * env, jobject thiz, jstring server)
{
WebRTC *webrtc = GET_CUSTOM_DATA (env, thiz, native_webrtc_field_id);
const gchar *s;
if (!webrtc)
return;
s = (*env)->GetStringUTFChars(env, peer_id, NULL);
s = (*env)->GetStringUTFChars (env, server, NULL);
if (webrtc->signalling_server)
g_free (webrtc->signalling_server);
webrtc->signalling_server = g_strdup (s);
(*env)->ReleaseStringUTFChars (env, server, s);
}
static void
native_set_call_id (JNIEnv * env, jobject thiz, jstring peer_id)
{
WebRTC *webrtc = GET_CUSTOM_DATA (env, thiz, native_webrtc_field_id);
const gchar *s;
if (!webrtc)
return;
s = (*env)->GetStringUTFChars (env, peer_id, NULL);
g_free (webrtc->peer_id);
webrtc->peer_id = g_strdup (s);
(*env)->ReleaseStringUTFChars(env, peer_id, s);
(*env)->ReleaseStringUTFChars (env, peer_id, s);
}
/* List of implemented native methods */

View file

@ -183,8 +183,8 @@ const gchar *html_source = " \n \
";
static void
handle_media_stream (GstPad * pad, GstElement * pipe, const char * convert_name,
const char * sink_name)
handle_media_stream (GstPad * pad, GstElement * pipe, const char *convert_name,
const char *sink_name)
{
GstPad *qpad;
GstElement *q, *conv, *resample, *sink;
@ -250,7 +250,8 @@ on_incoming_decodebin_stream (GstElement * decodebin, GstPad * pad,
}
static void
on_incoming_stream (GstElement * webrtc, GstPad * pad, ReceiverEntry *receiver_entry)
on_incoming_stream (GstElement * webrtc, GstPad * pad,
ReceiverEntry * receiver_entry)
{
GstElement *decodebin;
GstPad *sinkpad;
@ -287,10 +288,11 @@ create_receiver_entry (SoupWebsocketConnection * connection)
G_CALLBACK (soup_websocket_message_cb), (gpointer) receiver_entry);
error = NULL;
receiver_entry->pipeline = gst_parse_launch ("webrtcbin name=webrtcbin stun-server=stun://" STUN_SERVER " "
receiver_entry->pipeline =
gst_parse_launch ("webrtcbin name=webrtcbin stun-server=stun://"
STUN_SERVER " "
"audiotestsrc is-live=true wave=red-noise ! audioconvert ! audioresample ! queue ! opusenc ! rtpopuspay ! "
"queue ! " RTP_CAPS_OPUS "97 ! webrtcbin. "
, &error);
"queue ! " RTP_CAPS_OPUS "97 ! webrtcbin. ", &error);
if (error != NULL) {
g_error ("Could not create WebRTC pipeline: %s\n", error->message);
g_error_free (error);
@ -302,18 +304,24 @@ create_receiver_entry (SoupWebsocketConnection * connection)
g_assert (receiver_entry->webrtcbin != NULL);
/* Incoming streams will be exposed via this signal */
g_signal_connect (receiver_entry->webrtcbin, "pad-added", G_CALLBACK (on_incoming_stream),
receiver_entry);
g_signal_connect (receiver_entry->webrtcbin, "pad-added",
G_CALLBACK (on_incoming_stream), receiver_entry);
#if 0
GstElement *rtpbin = gst_bin_get_by_name (GST_BIN (receiver_entry->webrtcbin), "rtpbin");
GstElement *rtpbin =
gst_bin_get_by_name (GST_BIN (receiver_entry->webrtcbin), "rtpbin");
g_object_set (rtpbin, "latency", 40, NULL);
gst_object_unref (rtpbin);
#endif
// Create a 2nd transceiver for the receive only video stream
video_caps = gst_caps_from_string ("application/x-rtp,media=video,encoding-name=H264,payload=" RTP_PAYLOAD_TYPE ",clock-rate=90000,packetization-mode=(string)1, profile-level-id=(string)42c016");
g_signal_emit_by_name (receiver_entry->webrtcbin, "add-transceiver", GST_WEBRTC_RTP_TRANSCEIVER_DIRECTION_RECVONLY, video_caps, NULL, &trans);
video_caps =
gst_caps_from_string
("application/x-rtp,media=video,encoding-name=H264,payload="
RTP_PAYLOAD_TYPE
",clock-rate=90000,packetization-mode=(string)1, profile-level-id=(string)42c016");
g_signal_emit_by_name (receiver_entry->webrtcbin, "add-transceiver",
GST_WEBRTC_RTP_TRANSCEIVER_DIRECTION_RECVONLY, video_caps, NULL, &trans);
gst_caps_unref (video_caps);
gst_object_unref (trans);

View file

@ -525,7 +525,7 @@ on_offer_set (GstPromise * promise, gpointer user_data)
}
static void
on_offer_received (GstSDPMessage *sdp)
on_offer_received (GstSDPMessage * sdp)
{
GstWebRTCSessionDescription *offer = NULL;
GstPromise *promise;
@ -536,8 +536,7 @@ on_offer_received (GstSDPMessage *sdp)
/* Set remote description on our pipeline */
{
promise = gst_promise_new_with_change_func (on_offer_set, NULL, NULL);
g_signal_emit_by_name (webrtc1, "set-remote-description", offer,
promise);
g_signal_emit_by_name (webrtc1, "set-remote-description", offer, promise);
}
gst_webrtc_session_description_free (offer);
}