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 MODULES_CONGESTION_CONTROLLER_GOOG_CC_ACKNOWLEDGED_BITRATE_ESTIMATOR_H_ 12 #define MODULES_CONGESTION_CONTROLLER_GOOG_CC_ACKNOWLEDGED_BITRATE_ESTIMATOR_H_ 13 14 #include <memory> 15 #include <vector> 16 17 #include "absl/types/optional.h" 18 #include "api/transport/network_types.h" 19 #include "api/transport/webrtc_key_value_config.h" 20 #include "api/units/data_rate.h" 21 #include "modules/congestion_controller/goog_cc/acknowledged_bitrate_estimator_interface.h" 22 #include "modules/congestion_controller/goog_cc/bitrate_estimator.h" 23 24 namespace webrtc { 25 26 class AcknowledgedBitrateEstimator 27 : public AcknowledgedBitrateEstimatorInterface { 28 public: 29 AcknowledgedBitrateEstimator( 30 const WebRtcKeyValueConfig* key_value_config, 31 std::unique_ptr<BitrateEstimator> bitrate_estimator); 32 33 explicit AcknowledgedBitrateEstimator( 34 const WebRtcKeyValueConfig* key_value_config); 35 ~AcknowledgedBitrateEstimator() override; 36 37 void IncomingPacketFeedbackVector( 38 const std::vector<PacketResult>& packet_feedback_vector) override; 39 absl::optional<DataRate> bitrate() const override; 40 absl::optional<DataRate> PeekRate() const override; 41 void SetAlr(bool in_alr) override; 42 void SetAlrEndedTime(Timestamp alr_ended_time) override; 43 44 private: 45 absl::optional<Timestamp> alr_ended_time_; 46 bool in_alr_; 47 std::unique_ptr<BitrateEstimator> bitrate_estimator_; 48 }; 49 50 } // namespace webrtc 51 52 #endif // MODULES_CONGESTION_CONTROLLER_GOOG_CC_ACKNOWLEDGED_BITRATE_ESTIMATOR_H_ 53