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Side by Side Diff: webrtc/modules/remote_bitrate_estimator/overuse_detector.cc

Issue 2933243003: Plot acknowledged bitrate when compiled with rtc_enable_bwe_test_logging. (Closed)
Patch Set: Created 3 years, 6 months ago
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1 /* 1 /*
2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. 2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
3 * 3 *
4 * Use of this source code is governed by a BSD-style license 4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source 5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found 6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may 7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree. 8 * be found in the AUTHORS file in the root of the source tree.
9 */ 9 */
10 10
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83 } 83 }
84 84
85 BandwidthUsage OveruseDetector::Detect(double offset, 85 BandwidthUsage OveruseDetector::Detect(double offset,
86 double ts_delta, 86 double ts_delta,
87 int num_of_deltas, 87 int num_of_deltas,
88 int64_t now_ms) { 88 int64_t now_ms) {
89 if (num_of_deltas < 2) { 89 if (num_of_deltas < 2) {
90 return BandwidthUsage::kBwNormal; 90 return BandwidthUsage::kBwNormal;
91 } 91 }
92 const double T = std::min(num_of_deltas, kMinNumDeltas) * offset; 92 const double T = std::min(num_of_deltas, kMinNumDeltas) * offset;
93 BWE_TEST_LOGGING_PLOT(1, "offset_ms#1", now_ms, offset); 93 BWE_TEST_LOGGING_PLOT(1, "T", now_ms, T);
94 BWE_TEST_LOGGING_PLOT(1, "gamma_ms#1", now_ms, threshold_ / kMinNumDeltas); 94 BWE_TEST_LOGGING_PLOT(1, "threshold", now_ms, threshold_);
95 if (T > threshold_) { 95 if (T > threshold_) {
96 if (time_over_using_ == -1) { 96 if (time_over_using_ == -1) {
97 // Initialize the timer. Assume that we've been 97 // Initialize the timer. Assume that we've been
98 // over-using half of the time since the previous 98 // over-using half of the time since the previous
99 // sample. 99 // sample.
100 time_over_using_ = ts_delta / 2; 100 time_over_using_ = ts_delta / 2;
101 } else { 101 } else {
102 // Increment timer 102 // Increment timer
103 time_over_using_ += ts_delta; 103 time_over_using_ += ts_delta;
104 } 104 }
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153 RTC_DCHECK(in_experiment_); 153 RTC_DCHECK(in_experiment_);
154 double k_up = 0.0; 154 double k_up = 0.0;
155 double k_down = 0.0; 155 double k_down = 0.0;
156 overusing_time_threshold_ = kOverUsingTimeThreshold; 156 overusing_time_threshold_ = kOverUsingTimeThreshold;
157 if (ReadExperimentConstants(&k_up, &k_down)) { 157 if (ReadExperimentConstants(&k_up, &k_down)) {
158 k_up_ = k_up; 158 k_up_ = k_up;
159 k_down_ = k_down; 159 k_down_ = k_down;
160 } 160 }
161 } 161 }
162 } // namespace webrtc 162 } // namespace webrtc
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