Chromoting to report roundtrip latency

remoting/client/plugin/chromoting_scriptable_object.cc

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "remoting/client/plugin/chromoting_scriptable_object.h"
 
 #include "base/logging.h"
 #include "base/stringprintf.h"
 #include "ppapi/cpp/var.h"
 #include "remoting/client/client_config.h"
@@ skipping 14 matching lines @@
 const char kDesktopSizeUpdate[] = "desktopSizeUpdate";
 const char kLoginChallenge[] = "loginChallenge";
 const char kSendIq[] = "sendIq";
 const char kQualityAttribute[] = "quality";
 const char kStatusAttribute[] = "status";
 const char kVideoBandwidthAttribute[] = "videoBandwidth";
 const char kVideoCaptureLatencyAttribute[] = "videoCaptureLatency";
 const char kVideoEncodeLatencyAttribute[] = "videoEncodeLatency";
 const char kVideoDecodeLatencyAttribute[] = "videoDecodeLatency";
 const char kVideoRenderLatencyAttribute[] = "videoRenderLatency";
+const char kRoundTripLatencyAttribute[] = "roundTripLatency";
 
 }  // namespace
 
 ChromotingScriptableObject::ChromotingScriptableObject(
     ChromotingInstance* instance)
     : instance_(instance) {
 }
 
 ChromotingScriptableObject::~ChromotingScriptableObject() {
 }
@@ skipping 29 matching lines @@
   AddAttribute(kSendIq, Var());
   AddAttribute(kDesktopWidth, Var(0));
   AddAttribute(kDesktopHeight, Var(0));
 
   // Statistics.
   AddAttribute(kVideoBandwidthAttribute, Var());
   AddAttribute(kVideoCaptureLatencyAttribute, Var());
   AddAttribute(kVideoEncodeLatencyAttribute, Var());
   AddAttribute(kVideoDecodeLatencyAttribute, Var());
   AddAttribute(kVideoRenderLatencyAttribute, Var());
+  AddAttribute(kRoundTripLatencyAttribute, Var());
 
   AddMethod("connect", &ChromotingScriptableObject::DoConnect);
   AddMethod("connectSandboxed",
             &ChromotingScriptableObject::DoConnectSandboxed);
   AddMethod("disconnect", &ChromotingScriptableObject::DoDisconnect);
   AddMethod("submitLoginInfo", &ChromotingScriptableObject::DoSubmitLogin);
   AddMethod("onIq", &ChromotingScriptableObject::DoOnIq);
 }
 
 bool ChromotingScriptableObject::HasProperty(const Var& name, Var* exception) {
@@ skipping 50 matching lines @@
   if (name.AsString() == kVideoBandwidthAttribute)
     return instance_->GetStats()->video_bandwidth()->Rate();
   if (name.AsString() == kVideoCaptureLatencyAttribute)
     return instance_->GetStats()->video_capture_ms()->Average();
   if (name.AsString() == kVideoEncodeLatencyAttribute)
     return instance_->GetStats()->video_encode_ms()->Average();
   if (name.AsString() == kVideoDecodeLatencyAttribute)
     return instance_->GetStats()->video_decode_ms()->Average();
   if (name.AsString() == kVideoRenderLatencyAttribute)
     return instance_->GetStats()->video_paint_ms()->Average();
+  if (name.AsString() == kRoundTripLatencyAttribute)
+    return instance_->GetStats()->round_trip_ms()->Average();
 
   // TODO(ajwong): This incorrectly return a null object if a function
   // property is requested.
   return properties_[iter->second].attribute;
 }
 
 void ChromotingScriptableObject::GetAllPropertyNames(
     std::vector<Var>* properties,
     Var* exception) {
   for (size_t i = 0; i < properties_.size(); i++) {
@@ skipping 263 matching lines @@
     *exception = Var("response_xml must be a string.");
     return Var();
   }
 
   xmpp_proxy_->OnIq(args[0].AsString());
 
   return Var();
 }
 
 }  // namespace remoting