Fix SDP negotiation when a stream is audio only (#1307)

lynckia · Oct 2, 2018 · 03b381f · 03b381f
1 parent b37a5c1
commit 03b381f
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Showing 3 changed files with 9 additions and 1 deletion.
diff --git a/erizo/src/erizo/WebRtcConnection.cpp b/erizo/src/erizo/WebRtcConnection.cpp
@@ -240,6 +240,9 @@ std::shared_ptr<SdpInfo> WebRtcConnection::getLocalSdpInfo() {
   bool receiving_audio = remote_sdp_->audio_ssrc_map.size() > 0;
   bool receiving_video = remote_sdp_->video_ssrc_map.size() > 0;
 
+  audio_enabled_ = sending_audio || receiving_audio;
+  video_enabled_ = sending_video || receiving_video;
+
   if (!sending_audio && receiving_audio) {
     local_sdp_->audioDirection = erizo::RECVONLY;
   } else if (sending_audio && !receiving_audio) {

diff --git a/erizo_controller/erizoClient/src/webrtc-stacks/ChromeStableStack.js b/erizo_controller/erizoClient/src/webrtc-stacks/ChromeStableStack.js
@@ -7,6 +7,10 @@ const ChromeStableStack = (specInput) => {
   const spec = specInput;
   const that = BaseStack(specInput);
   const defaultSimulcastSpatialLayers = 2;
+  that.mediaConstraints = {
+    offerToReceiveVideo: true,
+    offerToReceiveAudio: true,
+  };
 
   that.enableSimulcast = (sdpInput) => {
     let result;

diff --git a/extras/basic_example/public/script.js b/extras/basic_example/public/script.js
@@ -51,12 +51,13 @@ window.onload = function () {
   var roomName = getParameterByName('room') || 'basicExampleRoom';
   var singlePC = getParameterByName('singlePC') || false;
   var roomType = getParameterByName('type') || 'erizo';
+  var audioOnly = getParameterByName('onlyAudio') || false;
   var mediaConfiguration = getParameterByName('mediaConfiguration') || 'default';
   var onlySubscribe = getParameterByName('onlySubscribe');
   var onlyPublish = getParameterByName('onlyPublish');
   console.log('Selected Room', roomName, 'of type', roomType);
   var config = {audio: true,
-                video: true,
+                video: !audioOnly,
                 data: true,
                 screen: screen,
                 videoSize: [640, 480, 640, 480],