Switch to a different codec

app/src/main/java/com/nextcloud/talk/controllers/CallController.java

@@ -1305,7 +1305,7 @@ public class CallController extends BaseController {
 
                         String sessionDescriptionStringWithPreferredCodec = MagicWebRTCUtils.preferCodec
                                 (ncSignalingMessage.getPayload().getSdp(),
-                                        "VP8", false);
+                                        "H264", false);
 
                         sessionDescriptionWithPreferredCodec = new SessionDescription(
                                 SessionDescription.Type.fromCanonicalForm(type),

app/src/main/java/com/nextcloud/talk/webrtc/MagicPeerConnectionWrapper.java

@@ -374,7 +374,7 @@ public class MagicPeerConnectionWrapper {
             SessionDescription sessionDescriptionWithPreferredCodec;
             String sessionDescriptionStringWithPreferredCodec = MagicWebRTCUtils.preferCodec
                     (sessionDescription.description,
-                            "VP8", false);
+                            "H264", false);
             sessionDescriptionWithPreferredCodec = new SessionDescription(
                     sessionDescription.type,
                     sessionDescriptionStringWithPreferredCodec);