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 12 #ifndef MODULES_REMOTE_BITRATE_ESTIMATOR_TEST_ESTIMATORS_CONGESTION_WINDOW_H_ 13 #define MODULES_REMOTE_BITRATE_ESTIMATOR_TEST_ESTIMATORS_CONGESTION_WINDOW_H_ 14 15 #include "modules/remote_bitrate_estimator/test/estimators/bbr.h" 16 17 #include "api/optional.h" 18 19 namespace webrtc { 20 namespace testing { 21 namespace bwe { 22 class CongestionWindow { 23 public: 24 CongestionWindow(); 25 ~CongestionWindow(); 26 int GetCongestionWindow(BbrBweSender::Mode mode, 27 int64_t bandwidth_estimate, 28 rtc::Optional<int64_t> min_rtt, 29 float gain); 30 int GetTargetCongestionWindow(int64_t bandwidth_estimate, 31 rtc::Optional<int64_t> min_rtt, 32 float gain); 33 // Packet sent from sender, meaning it is inflight until we receive it and we 34 // should add packet's size to data_inflight. 35 void PacketSent(size_t sent_packet_size); 36 37 // Ack was received by sender, meaning packet is no longer inflight. 38 void AckReceived(size_t received_packet_size); 39 data_inflight()40 size_t data_inflight() { return data_inflight_bytes_; } 41 42 private: 43 size_t data_inflight_bytes_; 44 }; 45 } // namespace bwe 46 } // namespace testing 47 } // namespace webrtc 48 49 #endif // MODULES_REMOTE_BITRATE_ESTIMATOR_TEST_ESTIMATORS_CONGESTION_WINDOW_H_ 50