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52de8b0270
This makes it possible to save log outputs from scenario tests to either files or memory. Bug: webrtc:9510 Change-Id: I883bd8240ab712d31d54118adf979041bd83481a Reviewed-on: https://webrtc-review.googlesource.com/c/116321 Commit-Queue: Sebastian Jansson <srte@webrtc.org> Reviewed-by: Per Kjellander <perkj@webrtc.org> Reviewed-by: Niels Moller <nisse@webrtc.org> Reviewed-by: Björn Terelius <terelius@webrtc.org> Cr-Commit-Position: refs/heads/master@{#26284}
68 lines
2.4 KiB
C++
68 lines
2.4 KiB
C++
/*
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* Copyright 2018 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "modules/congestion_controller/test/controller_printer.h"
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#include <limits>
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#include <utility>
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#include "absl/types/optional.h"
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#include "api/units/data_rate.h"
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#include "api/units/data_size.h"
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#include "api/units/time_delta.h"
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namespace webrtc {
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ControlStatePrinter::ControlStatePrinter(
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std::unique_ptr<RtcEventLogOutput> output,
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std::unique_ptr<DebugStatePrinter> debug_printer)
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: output_(std::move(output)), debug_printer_(std::move(debug_printer)) {}
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ControlStatePrinter::~ControlStatePrinter() = default;
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void ControlStatePrinter::PrintHeaders() {
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output_->Write("time bandwidth rtt target pacing padding window");
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if (debug_printer_) {
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output_->Write(" ");
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debug_printer_->PrintHeaders(output_.get());
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}
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output_->Write("\n");
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output_->Flush();
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}
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void ControlStatePrinter::PrintState(const Timestamp time,
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const NetworkControlUpdate state) {
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double timestamp = time.seconds<double>();
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auto estimate = state.target_rate->network_estimate;
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double bandwidth = estimate.bandwidth.bps() / 8.0;
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double rtt = estimate.round_trip_time.seconds<double>();
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double target_rate = state.target_rate->target_rate.bps() / 8.0;
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double pacing_rate = state.pacer_config->data_rate().bps() / 8.0;
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double padding_rate = state.pacer_config->pad_rate().bps() / 8.0;
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double congestion_window = state.congestion_window
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? state.congestion_window->bytes<double>()
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: std::numeric_limits<double>::infinity();
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LogWriteFormat(output_.get(), "%f %f %f %f %f %f %f", timestamp, bandwidth,
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rtt, target_rate, pacing_rate, padding_rate,
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congestion_window);
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if (debug_printer_) {
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output_->Write(" ");
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debug_printer_->PrintValues(output_.get());
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}
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output_->Write("\n");
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output_->Flush();
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}
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void ControlStatePrinter::PrintState(const Timestamp time) {
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if (debug_printer_ && debug_printer_->Attached()) {
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PrintState(time, debug_printer_->GetState(time));
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}
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}
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} // namespace webrtc
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