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Start streaming

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This commit is contained in:
Pierre HUBERT 2020-04-22 18:29:00 +02:00
parent a16618bb51
commit b9a329c8f0
2 changed files with 43 additions and 0 deletions
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4
lib/helpers/calls_helper.dart
View File

@ -62,4 +62,8 @@ class CallsHelper {
"type": "CANDIDATE",
"data": jsonEncode(candidate.toMap())
});
/// Mark ourselves as ready to stream to other peers
static Future<void> markPeerReady(int callID) async =>
await ws("calls/mark_ready", {"callID": callID});
}

39
lib/ui/screens/call_screen.dart
View File

@ -200,6 +200,39 @@ class _CallScreenState extends SafeState<CallScreen> {
await _renderers[userID()].initialize();
_renderers[userID()].srcObject = _localStream;
setState(() {});
// Open stream
final peerConnection = await createPeerConnection(_conf.pluginConfig, {
"mandatory": {},
"optional": [],
});
_peersConnections[userID()] = peerConnection;
await peerConnection.addStream(_localStream);
peerConnection.onAddStream =
(s) => throw Exception("Got a new stream on main peer connection!");
peerConnection.onIceCandidate =
(c) => CallsHelper.sendIceCandidate(convID, userID(), c);
peerConnection.onIceConnectionState = (c) {
print("New connection state: $c");
if (c == RTCIceConnectionState.RTCIceConnectionStateConnected)
CallsHelper.markPeerReady(convID);
};
peerConnection.onSignalingState = (c) => print("New signaling state: $c");
// Create & send offer
final offer = await peerConnection.createOffer({
"mandatory": {
"OfferToReceiveAudio": true,
"OfferToReceiveVideo": true,
},
"optional": [],
});
await peerConnection.setLocalDescription(offer);
await CallsHelper.sendSessionDescription(convID, userID(), offer);
} catch (e, stack) {
print("Could not start streaming! $e\n$stack");
showSimpleSnack(context, tr("Could not start streaming!"));
@ -208,6 +241,12 @@ class _CallScreenState extends SafeState<CallScreen> {
/// Stop local streaming
Future<void> _stopStreaming() async {
// Close peer connection
if (_peersConnections.containsKey(userID())) {
_peersConnections[userID()].close();
_peersConnections.remove(userID());
}
// Stop local stream
if (_localStream != null) {
await _localStream.dispose();