chromium/third_party/webrtc/modules/audio_coding/neteq/nack_tracker.cc

/*
 *  Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */

#include "modules/audio_coding/neteq/nack_tracker.h"

#include <cstdint>
#include <utility>

#include "api/field_trials_view.h"
#include "rtc_base/checks.h"
#include "rtc_base/experiments/struct_parameters_parser.h"
#include "rtc_base/logging.h"

namespace webrtc {
namespace {

const int kDefaultSampleRateKhz = …;
const int kMaxPacketSizeMs = …;
constexpr char kNackTrackerConfigFieldTrial[] = …;

}  // namespace

NackTracker::Config::Config(const FieldTrialsView& field_trials) { … }

NackTracker::NackTracker(const FieldTrialsView& field_trials)
    : … { … }

NackTracker::~NackTracker() = default;

void NackTracker::UpdateSampleRate(int sample_rate_hz) { … }

void NackTracker::UpdateLastReceivedPacket(uint16_t sequence_number,
                                           uint32_t timestamp) { … }

absl::optional<int> NackTracker::GetSamplesPerPacket(
    uint16_t sequence_number_current_received_rtp,
    uint32_t timestamp_current_received_rtp) const { … }

void NackTracker::UpdateList(uint16_t sequence_number_current_received_rtp,
                             uint32_t timestamp_current_received_rtp) { … }

uint32_t NackTracker::EstimateTimestamp(uint16_t sequence_num,
                                        int samples_per_packet) { … }

void NackTracker::UpdateLastDecodedPacket(uint16_t sequence_number,
                                          uint32_t timestamp) { … }

NackTracker::NackList NackTracker::GetNackList() const { … }

void NackTracker::Reset() { … }

void NackTracker::SetMaxNackListSize(size_t max_nack_list_size) { … }

void NackTracker::LimitNackListSize() { … }

int64_t NackTracker::TimeToPlay(uint32_t timestamp) const { … }

// We don't erase elements with time-to-play shorter than round-trip-time.
std::vector<uint16_t> NackTracker::GetNackList(int64_t round_trip_time_ms) { … }

void NackTracker::UpdatePacketLossRate(int packets_lost) { … }
}  // namespace webrtc