1 /* 2 * Copyright (c) 2015 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 #include <algorithm> 12 13 #include "webrtc/modules/remote_bitrate_estimator/test/estimators/tcp.h" 14 15 #include "testing/gtest/include/gtest/gtest.h" 16 #include "webrtc/base/common.h" 17 #include "webrtc/modules/bitrate_controller/include/bitrate_controller.h" 18 #include "webrtc/modules/remote_bitrate_estimator/test/bwe_test_logging.h" 19 #include "webrtc/modules/rtp_rtcp/include/receive_statistics.h" 20 21 namespace webrtc { 22 namespace testing { 23 namespace bwe { 24 TcpBweReceiver(int flow_id)25TcpBweReceiver::TcpBweReceiver(int flow_id) 26 : BweReceiver(flow_id), 27 last_feedback_ms_(0), 28 latest_owd_ms_(0) { 29 } 30 ~TcpBweReceiver()31TcpBweReceiver::~TcpBweReceiver() { 32 } 33 ReceivePacket(int64_t arrival_time_ms,const MediaPacket & media_packet)34void TcpBweReceiver::ReceivePacket(int64_t arrival_time_ms, 35 const MediaPacket& media_packet) { 36 latest_owd_ms_ = arrival_time_ms - media_packet.sender_timestamp_ms() / 1000; 37 acks_.push_back(media_packet.header().sequenceNumber); 38 39 // Log received packet information. 40 BweReceiver::ReceivePacket(arrival_time_ms, media_packet); 41 } 42 GetFeedback(int64_t now_ms)43FeedbackPacket* TcpBweReceiver::GetFeedback(int64_t now_ms) { 44 int64_t corrected_send_time_ms = now_ms - latest_owd_ms_; 45 FeedbackPacket* fb = 46 new TcpFeedback(flow_id_, now_ms * 1000, corrected_send_time_ms, acks_); 47 last_feedback_ms_ = now_ms; 48 acks_.clear(); 49 return fb; 50 } 51 52 } // namespace bwe 53 } // namespace testing 54 } // namespace webrtc 55