chromium/third_party/webrtc/modules/rtp_rtcp/source/fec_test_helper.cc

/*
 *  Copyright (c) 2012 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/rtp_rtcp/source/fec_test_helper.h"

#include <memory>
#include <utility>

#include "modules/rtp_rtcp/include/rtp_rtcp_defines.h"
#include "modules/rtp_rtcp/source/byte_io.h"
#include "modules/rtp_rtcp/source/rtp_packet.h"
#include "rtc_base/checks.h"

namespace webrtc {
namespace test {
namespace fec {

namespace {

constexpr uint8_t kRtpMarkerBitMask = …;

constexpr uint8_t kFecPayloadType = …;
constexpr uint8_t kRedPayloadType = …;
constexpr uint8_t kVp8PayloadType = …;

constexpr int kPacketTimestampIncrement = …;
}  // namespace

MediaPacketGenerator::MediaPacketGenerator(uint32_t min_packet_size,
                                           uint32_t max_packet_size,
                                           uint32_t ssrc,
                                           Random* random)
    : … { … }

MediaPacketGenerator::~MediaPacketGenerator() = default;

ForwardErrorCorrection::PacketList MediaPacketGenerator::ConstructMediaPackets(
    int num_media_packets,
    uint16_t start_seq_num) { … }

ForwardErrorCorrection::PacketList MediaPacketGenerator::ConstructMediaPackets(
    int num_media_packets) { … }

uint16_t MediaPacketGenerator::GetNextSeqNum() { … }

AugmentedPacketGenerator::AugmentedPacketGenerator(uint32_t ssrc)
    : … { … }

void AugmentedPacketGenerator::NewFrame(size_t num_packets) { … }

uint16_t AugmentedPacketGenerator::NextPacketSeqNum() { … }

std::unique_ptr<AugmentedPacket> AugmentedPacketGenerator::NextPacket(
    size_t offset,
    size_t length) { … }

void AugmentedPacketGenerator::WriteRtpHeader(const RTPHeader& header,
                                              uint8_t* data) { … }

FlexfecPacketGenerator::FlexfecPacketGenerator(uint32_t media_ssrc,
                                               uint32_t flexfec_ssrc)
    : … { … }

std::unique_ptr<AugmentedPacket> FlexfecPacketGenerator::BuildFlexfecPacket(
    const ForwardErrorCorrection::Packet& packet) { … }

UlpfecPacketGenerator::UlpfecPacketGenerator(uint32_t ssrc)
    : … { … }

RtpPacketReceived UlpfecPacketGenerator::BuildMediaRedPacket(
    const AugmentedPacket& packet,
    bool is_recovered) { … }

RtpPacketReceived UlpfecPacketGenerator::BuildUlpfecRedPacket(
    const ForwardErrorCorrection::Packet& packet) { … }

}  // namespace fec
}  // namespace test
}  // namespace webrtc