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1 /* | |
2 * Copyright (c) 2017 The WebRTC project authors. All Rights Reserved. | |
3 * | |
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 | |
6 * tree. An additional intellectual property rights grant can be found | |
7 * in the file PATENTS. All contributing project authors may | |
8 * be found in the AUTHORS file in the root of the source tree. | |
9 */ | |
10 | |
11 #ifndef WEBRTC_MODULES_CONGESTION_CONTROLLER_ACKNOWLEDGED_BITRATE_ESTIMATOR_H_ | |
12 #define WEBRTC_MODULES_CONGESTION_CONTROLLER_ACKNOWLEDGED_BITRATE_ESTIMATOR_H_ | |
13 | |
14 #include <memory> | |
15 #include <vector> | |
16 | |
17 #include "webrtc/base/optional.h" | |
18 #include "webrtc/modules/congestion_controller/bitrate_estimator.h" | |
19 | |
20 namespace webrtc { | |
21 | |
22 struct PacketFeedback; | |
23 | |
24 class BitrateEstimatorCreator { | |
25 public: | |
26 virtual ~BitrateEstimatorCreator() = default; | |
27 virtual std::unique_ptr<BitrateEstimator> Create() const; | |
28 }; | |
29 | |
30 class AcknowledgedBitrateEstimator { | |
31 public: | |
32 AcknowledgedBitrateEstimator( | |
philipel
2017/06/14 09:34:05
I would suggest using one ctor with no arguments a
tschumi
2017/06/14 10:57:46
Acknowledged.
| |
33 std::unique_ptr<BitrateEstimatorCreator> bitrate_estimator_creator); | |
34 | |
35 void IncomingPacketFeedbackVector( | |
36 const std::vector<PacketFeedback>& packet_feedback_vector, | |
37 bool currently_in_alr); | |
38 rtc::Optional<uint32_t> bitrate_bps() const; | |
39 | |
40 private: | |
41 bool SentBeforeAlrEnded(const PacketFeedback& packet); | |
42 bool AlrEnded(bool currently_in_alr) const; | |
43 void MaybeResetBitrateEstimator(bool currently_in_alr); | |
44 | |
45 bool was_in_alr_; | |
46 rtc::Optional<int64_t> alr_ended_time_ms_; | |
47 const std::unique_ptr<BitrateEstimatorCreator> bitrate_estimator_creator_; | |
48 std::unique_ptr<BitrateEstimator> bitrate_estimator_; | |
49 }; | |
50 | |
51 } // namespace webrtc | |
52 | |
53 #endif // WEBRTC_MODULES_CONGESTION_CONTROLLER_ACKNOWLEDGED_BITRATE_ESTIMATOR_H _ | |
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