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1 /* | 1 /* |
2 * Copyright (c) 2017 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2017 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 |
11 #ifndef WEBRTC_MODULES_CONGESTION_CONTROLLER_ACKNOWLEDGE_BITRATE_ESTIMATOR_H_ | 11 #ifndef WEBRTC_MODULES_CONGESTION_CONTROLLER_ACKNOWLEDGE_BITRATE_ESTIMATOR_H_ |
12 #define WEBRTC_MODULES_CONGESTION_CONTROLLER_ACKNOWLEDGE_BITRATE_ESTIMATOR_H_ | 12 #define WEBRTC_MODULES_CONGESTION_CONTROLLER_ACKNOWLEDGE_BITRATE_ESTIMATOR_H_ |
13 | 13 |
14 #include <vector> | 14 #include <vector> |
15 | 15 |
16 #include "webrtc/rtc_base/optional.h" | 16 #include "webrtc/base/optional.h" |
17 | 17 |
18 namespace webrtc { | 18 namespace webrtc { |
19 | 19 |
20 struct PacketFeedback; | 20 struct PacketFeedback; |
21 | 21 |
22 // Computes a bayesian estimate of the throughput given acks containing | 22 // Computes a bayesian estimate of the throughput given acks containing |
23 // the arrival time and payload size. Samples which are far from the current | 23 // the arrival time and payload size. Samples which are far from the current |
24 // estimate or are based on few packets are given a smaller weight, as they | 24 // estimate or are based on few packets are given a smaller weight, as they |
25 // are considered to be more likely to have been caused by, e.g., delay spikes | 25 // are considered to be more likely to have been caused by, e.g., delay spikes |
26 // unrelated to congestion. | 26 // unrelated to congestion. |
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39 int sum_; | 39 int sum_; |
40 int64_t current_win_ms_; | 40 int64_t current_win_ms_; |
41 int64_t prev_time_ms_; | 41 int64_t prev_time_ms_; |
42 float bitrate_estimate_; | 42 float bitrate_estimate_; |
43 float bitrate_estimate_var_; | 43 float bitrate_estimate_var_; |
44 }; | 44 }; |
45 | 45 |
46 } // namespace webrtc | 46 } // namespace webrtc |
47 | 47 |
48 #endif // WEBRTC_MODULES_CONGESTION_CONTROLLER_ACKNOWLEDGE_BITRATE_ESTIMATOR_H_ | 48 #endif // WEBRTC_MODULES_CONGESTION_CONTROLLER_ACKNOWLEDGE_BITRATE_ESTIMATOR_H_ |
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