Make the BWE threshold adaptive.

webrtc/modules/remote_bitrate_estimator/remote_bitrate_estimators_test.cc

 /*
  *  Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 246 matching lines @@
 
  private:
   DISALLOW_COPY_AND_ASSIGN(BweFeedbackTest);
 };
 
 INSTANTIATE_TEST_CASE_P(VideoSendersTest,
                         BweFeedbackTest,
                         ::testing::Values(kRembEstimator,
                                           kFullSendSideEstimator));
 
+TEST_P(BweFeedbackTest, ConstantCapacity) {
+  AdaptiveVideoSource source(0, 30, 300, 0, 0);
+  PacedVideoSender sender(&uplink_, &source, GetParam());
+  ChokeFilter filter(&uplink_, 0);
+  RateCounterFilter counter(&uplink_, 0, "receiver_input");
+  PacketReceiver receiver(&uplink_, 0, GetParam(), false, false);
+  const int kCapacityKbps = 1000;
+  filter.SetCapacity(kCapacityKbps);
+  filter.SetMaxDelay(500);
+  RunFor(180 * 1000);
+  PrintResults(kCapacityKbps, counter.GetBitrateStats(), 0,
+               receiver.GetDelayStats(), counter.GetBitrateStats());
+}
+
 TEST_P(BweFeedbackTest, Choke1000kbps500kbps1000kbps) {
   AdaptiveVideoSource source(0, 30, 300, 0, 0);
   PacedVideoSender sender(&uplink_, &source, GetParam());
   ChokeFilter filter(&uplink_, 0);
   RateCounterFilter counter(&uplink_, 0, "receiver_input");
   PacketReceiver receiver(&uplink_, 0, GetParam(), false, false);
   const int kHighCapacityKbps = 1000;
   const int kLowCapacityKbps = 500;
   filter.SetCapacity(kHighCapacityKbps);
   filter.SetMaxDelay(500);
@@ skipping 54 matching lines @@
   RunFor(300 * 1000);
   PrintResults(filter.GetBitrateStats().GetMean(), counter2.GetBitrateStats(),
                0, receiver.GetDelayStats(), counter2.GetBitrateStats());
 }
 
 TEST_P(BweFeedbackTest, PacedSelfFairness50msTest) {
   RunFairnessTest(GetParam(), 4, 0, 300, 3000, 50);
 }
 
 TEST_P(BweFeedbackTest, PacedSelfFairness500msTest) {
-  RunFairnessTest(GetParam(), 4, 0, 300, 3000, 50);
+  RunFairnessTest(GetParam(), 4, 0, 300, 3000, 500);
 }
 
 TEST_P(BweFeedbackTest, PacedSelfFairness1000msTest) {
   RunFairnessTest(GetParam(), 4, 0, 300, 3000, 1000);
 }
 
 TEST_P(BweFeedbackTest, TcpFairness50msTest) {
   RunFairnessTest(GetParam(), 1, 1, 300, 2000, 50);
 }
 
 TEST_P(BweFeedbackTest, TcpFairness500msTest) {
   RunFairnessTest(GetParam(), 1, 1, 300, 2000, 500);
 }
 
 TEST_P(BweFeedbackTest, TcpFairness1000msTest) {
   RunFairnessTest(GetParam(), 1, 1, 300, 2000, 1000);
 }
 }  // namespace bwe
 }  // namespace testing
 }  // namespace webrtc