Enable BWE logging to command line when rtc_enable_bwe_test_logging is set to true

webrtc/modules/remote_bitrate_estimator/overuse_estimator.cc

Index: webrtc/modules/remote_bitrate_estimator/overuse_estimator.cc
diff --git a/webrtc/modules/remote_bitrate_estimator/overuse_estimator.cc b/webrtc/modules/remote_bitrate_estimator/overuse_estimator.cc
index 83917912e8824ce34d186d5dab470e1b52e38dd8..03f76714bb913f3a20d2c18b98153a63306afa1b 100644
--- a/webrtc/modules/remote_bitrate_estimator/overuse_estimator.cc
+++ b/webrtc/modules/remote_bitrate_estimator/overuse_estimator.cc
@@ -20,6 +20,8 @@
 #include "webrtc/base/logging.h"
 #include "webrtc/modules/remote_bitrate_estimator/include/bwe_defines.h"
 
+#include "webrtc/modules/remote_bitrate_estimator/test/bwe_test_logging.h"
+
 namespace webrtc {
 
 enum { kMinFramePeriodHistoryLength = 60 };
@@ -48,9 +50,11 @@ OveruseEstimator::~OveruseEstimator() {
 void OveruseEstimator::Update(int64_t t_delta,
                               double ts_delta,
                               int size_delta,
-                              BandwidthUsage current_hypothesis) {
+                              BandwidthUsage current_hypothesis,
+                              int64_t now_ms) {
   const double min_frame_period = UpdateMinFramePeriod(ts_delta);
   const double t_ts_delta = t_delta - ts_delta;
+  BWE_TEST_LOGGING_PLOT(1, "dm[ms]", now_ms, t_ts_delta);

[stefan-webrtc, 2016/09/01 14:07:36]

what does dm mean?

[Gaetano Carlucci, 2016/09/01 16:06:26]

The m stands for measured. It differentiates with respect to d which comes from
the mathematical model.

   double fs_delta = size_delta;
 
   ++num_of_deltas_;
@@ -71,6 +75,8 @@ void OveruseEstimator::Update(int64_t t_delta,
   const double Eh[2] = {E_[0][0]*h[0] + E_[0][1]*h[1],
                         E_[1][0]*h[0] + E_[1][1]*h[1]};
 
+  BWE_TEST_LOGGING_PLOT(1, "d[ms]", now_ms, slope_*h[0] - offset_);
+
   const double residual = t_ts_delta - slope_*h[0] - offset_;
 
   const bool in_stable_state = (current_hypothesis == kBwNormal);
@@ -112,6 +118,11 @@ void OveruseEstimator::Update(int64_t t_delta,
   slope_ = slope_ + K[0] * residual;
   prev_offset_ = offset_;
   offset_ = offset_ + K[1] * residual;
+
+  BWE_TEST_LOGGING_PLOT(1, "kc", now_ms, K[0]);
+  BWE_TEST_LOGGING_PLOT(1, "km",  now_ms, K[1]);
+  BWE_TEST_LOGGING_PLOT(1, "slope[1/bps]", now_ms, slope_);
+  BWE_TEST_LOGGING_PLOT(1, "var_noise", now_ms, var_noise_);
 }
 
 double OveruseEstimator::UpdateMinFramePeriod(double ts_delta) {