blob: dc9adb408d59bc71beae193ec310014fd694c44f [file] [log] [blame]
* 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 "webrtc/modules/rtp_rtcp/include/rtp_rtcp_defines.h"
#include "webrtc/typedefs.h"
namespace webrtc {
struct FecPacketCounter {
: num_packets(0),
first_packet_time_ms(-1) {}
size_t num_packets; // Number of received packets.
size_t num_fec_packets; // Number of received FEC packets.
size_t num_recovered_packets; // Number of recovered media packets using FEC.
int64_t first_packet_time_ms; // Time when first packet is received.
class UlpfecReceiver {
static UlpfecReceiver* Create(uint32_t ssrc,
RecoveredPacketReceiver* callback);
virtual ~UlpfecReceiver() {}
// Takes a RED packet, strips the RED header, and adds the resulting
// "virtual" RTP packet(s) into the internal buffer.
// TODO(brandtr): Set |ulpfec_payload_type| during constructor call,
// rather than as a parameter here.
virtual int32_t AddReceivedRedPacket(const RTPHeader& rtp_header,
const uint8_t* incoming_rtp_packet,
size_t packet_length,
uint8_t ulpfec_payload_type) = 0;
// Sends the received packets to the FEC and returns all packets
// (both original media and recovered) through the callback.
virtual int32_t ProcessReceivedFec() = 0;
// Returns a counter describing the added and recovered packets.
virtual FecPacketCounter GetPacketCounter() const = 0;
} // namespace webrtc