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1f38a38b6f
Setting the rtp header extensions on the packet delivery thread (currently worker, soon to be network), is now possible without taking the hit of deleting and recreating the receive stream (and rtp receiver and related state). Bug: webrtc:11993 Change-Id: I9bbe306844a25d85d79cd216092ead66eaf68960 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/223741 Reviewed-by: Niels Moller <nisse@webrtc.org> Commit-Queue: Tommi <tommi@webrtc.org> Cr-Commit-Position: refs/heads/main@{#34953}
61 lines
2.1 KiB
C++
61 lines
2.1 KiB
C++
/*
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* Copyright (c) 2013 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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#ifndef MODULES_RTP_RTCP_INCLUDE_ULPFEC_RECEIVER_H_
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#define MODULES_RTP_RTCP_INCLUDE_ULPFEC_RECEIVER_H_
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#include <memory>
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#include "api/array_view.h"
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#include "api/rtp_parameters.h"
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#include "modules/rtp_rtcp/include/rtp_rtcp_defines.h"
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#include "modules/rtp_rtcp/source/rtp_packet_received.h"
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namespace webrtc {
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struct FecPacketCounter {
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FecPacketCounter() = default;
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size_t num_packets = 0; // Number of received packets.
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size_t num_bytes = 0;
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size_t num_fec_packets = 0; // Number of received FEC packets.
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size_t num_recovered_packets =
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0; // Number of recovered media packets using FEC.
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int64_t first_packet_time_ms = -1; // Time when first packet is received.
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};
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class UlpfecReceiver {
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public:
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static std::unique_ptr<UlpfecReceiver> Create(
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uint32_t ssrc,
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RecoveredPacketReceiver* callback,
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rtc::ArrayView<const RtpExtension> extensions);
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virtual ~UlpfecReceiver() {}
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// Takes a RED packet, strips the RED header, and adds the resulting
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// "virtual" RTP packet(s) into the internal buffer.
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//
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// TODO(brandtr): Set `ulpfec_payload_type` during constructor call,
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// rather than as a parameter here.
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virtual bool AddReceivedRedPacket(const RtpPacketReceived& rtp_packet,
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uint8_t ulpfec_payload_type) = 0;
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// Sends the received packets to the FEC and returns all packets
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// (both original media and recovered) through the callback.
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virtual int32_t ProcessReceivedFec() = 0;
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// Returns a counter describing the added and recovered packets.
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virtual FecPacketCounter GetPacketCounter() const = 0;
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virtual void SetRtpExtensions(
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rtc::ArrayView<const RtpExtension> extensions) = 0;
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};
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} // namespace webrtc
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#endif // MODULES_RTP_RTCP_INCLUDE_ULPFEC_RECEIVER_H_
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