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/*
* 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.
*/
#ifndef MODULES_RTP_RTCP_SOURCE_ULPFEC_RECEIVER_IMPL_H_
#define MODULES_RTP_RTCP_SOURCE_ULPFEC_RECEIVER_IMPL_H_
#include <memory>
#include <vector>
#include "modules/rtp_rtcp/include/rtp_rtcp_defines.h"
#include "modules/rtp_rtcp/include/ulpfec_receiver.h"
#include "modules/rtp_rtcp/source/forward_error_correction.h"
#include "rtc_base/criticalsection.h"
#include "typedefs.h" // NOLINT(build/include)
namespace webrtc {
class UlpfecReceiverImpl : public UlpfecReceiver {
public:
explicit UlpfecReceiverImpl(uint32_t ssrc, RecoveredPacketReceiver* callback);
virtual ~UlpfecReceiverImpl();
int32_t AddReceivedRedPacket(const RTPHeader& rtp_header,
const uint8_t* incoming_rtp_packet,
size_t packet_length,
uint8_t ulpfec_payload_type) override;
int32_t ProcessReceivedFec() override;
FecPacketCounter GetPacketCounter() const override;
private:
const uint32_t ssrc_;
rtc::CriticalSection crit_sect_;
RecoveredPacketReceiver* recovered_packet_callback_;
std::unique_ptr<ForwardErrorCorrection> fec_;
// TODO(nisse): The AddReceivedRedPacket method adds one or two packets to
// this list at a time, after which it is emptied by ProcessReceivedFec. It
// will make things simpler to merge AddReceivedRedPacket and
// ProcessReceivedFec into a single method, and we can then delete this list.
std::vector<std::unique_ptr<ForwardErrorCorrection::ReceivedPacket>>
received_packets_;
ForwardErrorCorrection::RecoveredPacketList recovered_packets_;
FecPacketCounter packet_counter_;
};
} // namespace webrtc
#endif // MODULES_RTP_RTCP_SOURCE_ULPFEC_RECEIVER_IMPL_H_
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