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1 /* | 1 /* |
2 * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2016 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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71 | 71 |
72 private: | 72 private: |
73 float UpdateWindow(int64_t now_ms, int bytes, int rate_window_ms); | 73 float UpdateWindow(int64_t now_ms, int bytes, int rate_window_ms); |
74 int sum_; | 74 int sum_; |
75 int64_t current_win_ms_; | 75 int64_t current_win_ms_; |
76 int64_t prev_time_ms_; | 76 int64_t prev_time_ms_; |
77 float bitrate_estimate_; | 77 float bitrate_estimate_; |
78 float bitrate_estimate_var_; | 78 float bitrate_estimate_var_; |
79 }; | 79 }; |
80 | 80 |
81 Result IncomingPacketFeedback(const PacketFeedback& packet_feedback); | 81 void IncomingPacketFeedback(const PacketFeedback& packet_feedback); |
82 Result OnLongFeedbackDelay(int64_t arrival_time_ms); | 82 Result OnLongFeedbackDelay(int64_t arrival_time_ms); |
| 83 |
| 84 Result MaybeUpdateEstimate(bool overusing); |
83 // Updates the current remote rate estimate and returns true if a valid | 85 // Updates the current remote rate estimate and returns true if a valid |
84 // estimate exists. | 86 // estimate exists. |
85 bool UpdateEstimate(int64_t packet_arrival_time_ms, | 87 bool UpdateEstimate(int64_t now_ms, |
86 int64_t now_ms, | |
87 rtc::Optional<uint32_t> acked_bitrate_bps, | 88 rtc::Optional<uint32_t> acked_bitrate_bps, |
| 89 bool overusing, |
88 uint32_t* target_bitrate_bps); | 90 uint32_t* target_bitrate_bps); |
89 | 91 |
90 rtc::ThreadChecker network_thread_; | 92 rtc::ThreadChecker network_thread_; |
91 RtcEventLog* const event_log_; | 93 RtcEventLog* const event_log_; |
92 const Clock* const clock_; | 94 const Clock* const clock_; |
93 std::unique_ptr<InterArrival> inter_arrival_; | 95 std::unique_ptr<InterArrival> inter_arrival_; |
94 std::unique_ptr<TrendlineEstimator> trendline_estimator_; | 96 std::unique_ptr<TrendlineEstimator> trendline_estimator_; |
95 OveruseDetector detector_; | 97 OveruseDetector detector_; |
96 BitrateEstimator receiver_incoming_bitrate_; | 98 BitrateEstimator receiver_incoming_bitrate_; |
97 int64_t last_update_ms_; | |
98 int64_t last_seen_packet_ms_; | 99 int64_t last_seen_packet_ms_; |
99 bool uma_recorded_; | 100 bool uma_recorded_; |
100 AimdRateControl rate_control_; | 101 AimdRateControl rate_control_; |
101 ProbeBitrateEstimator probe_bitrate_estimator_; | 102 ProbeBitrateEstimator probe_bitrate_estimator_; |
102 size_t trendline_window_size_; | 103 size_t trendline_window_size_; |
103 double trendline_smoothing_coeff_; | 104 double trendline_smoothing_coeff_; |
104 double trendline_threshold_gain_; | 105 double trendline_threshold_gain_; |
105 ProbingIntervalEstimator probing_interval_estimator_; | 106 ProbingIntervalEstimator probing_interval_estimator_; |
106 int consecutive_delayed_feedbacks_; | 107 int consecutive_delayed_feedbacks_; |
107 uint32_t last_logged_bitrate_; | 108 uint32_t last_logged_bitrate_; |
108 BandwidthUsage last_logged_state_; | 109 BandwidthUsage last_logged_state_; |
109 | 110 |
110 RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(DelayBasedBwe); | 111 RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(DelayBasedBwe); |
111 }; | 112 }; |
112 | 113 |
113 } // namespace webrtc | 114 } // namespace webrtc |
114 | 115 |
115 #endif // WEBRTC_MODULES_CONGESTION_CONTROLLER_DELAY_BASED_BWE_H_ | 116 #endif // WEBRTC_MODULES_CONGESTION_CONTROLLER_DELAY_BASED_BWE_H_ |
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