61 lines
2.0 KiB
C
61 lines
2.0 KiB
C
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/*
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* Copyright (c) 2016 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 WEBRTC_MODULES_RTP_RTCP_SOURCE_FLEXFEC_RECEIVER_IMPL_H_
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#define WEBRTC_MODULES_RTP_RTCP_SOURCE_FLEXFEC_RECEIVER_IMPL_H_
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#include <memory>
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#include "webrtc/base/basictypes.h"
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#include "webrtc/base/sequenced_task_checker.h"
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#include "webrtc/call.h"
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#include "webrtc/modules/rtp_rtcp/include/flexfec_receiver.h"
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#include "webrtc/modules/rtp_rtcp/source/forward_error_correction.h"
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#include "webrtc/system_wrappers/include/clock.h"
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namespace webrtc {
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class FlexfecReceiverImpl : public FlexfecReceiver {
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public:
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FlexfecReceiverImpl(uint32_t flexfec_ssrc,
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uint32_t protected_media_ssrc,
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RecoveredPacketReceiver* callback);
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~FlexfecReceiverImpl();
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// Implements FlexfecReceiver.
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bool AddAndProcessReceivedPacket(const uint8_t* packet, size_t packet_length);
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FecPacketCounter GetPacketCounter() const;
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private:
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bool AddReceivedPacket(const uint8_t* packet, size_t packet_length);
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bool ProcessReceivedPackets();
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// Config.
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const uint32_t flexfec_ssrc_;
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const uint32_t protected_media_ssrc_;
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// Erasure code interfacing and callback.
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std::unique_ptr<ForwardErrorCorrection> erasure_code_;
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ForwardErrorCorrection::ReceivedPacketList received_packets_;
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ForwardErrorCorrection::RecoveredPacketList recovered_packets_;
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RecoveredPacketReceiver* const callback_;
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// Logging and stats.
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Clock* const clock_;
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int64_t last_recovered_packet_ms_;
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FecPacketCounter packet_counter_;
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rtc::SequencedTaskChecker sequence_checker_;
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};
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} // namespace webrtc
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#endif // WEBRTC_MODULES_RTP_RTCP_SOURCE_FLEXFEC_RECEIVER_IMPL_H_
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