0baf55d23b
BUG=webrtc:6423 Review-Url: https://codereview.webrtc.org/2695923004 Cr-Commit-Position: refs/heads/master@{#16663}
81 lines
2.9 KiB
C++
81 lines
2.9 KiB
C++
/*
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* Copyright (c) 2015 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_CONGESTION_CONTROLLER_TRANSPORT_FEEDBACK_ADAPTER_H_
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#define WEBRTC_MODULES_CONGESTION_CONTROLLER_TRANSPORT_FEEDBACK_ADAPTER_H_
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#include <memory>
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#include <vector>
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#include "webrtc/base/criticalsection.h"
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#include "webrtc/base/thread_annotations.h"
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#include "webrtc/base/thread_checker.h"
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#include "webrtc/modules/congestion_controller/delay_based_bwe.h"
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#include "webrtc/modules/include/module_common_types.h"
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#include "webrtc/modules/remote_bitrate_estimator/include/send_time_history.h"
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namespace webrtc {
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class BitrateController;
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class RtcEventLog;
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class ProcessThread;
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class TransportFeedbackAdapter : public TransportFeedbackObserver,
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public CallStatsObserver {
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public:
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TransportFeedbackAdapter(RtcEventLog* event_log,
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Clock* clock,
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BitrateController* bitrate_controller);
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virtual ~TransportFeedbackAdapter();
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void InitBwe();
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// Implements TransportFeedbackObserver.
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void AddPacket(uint16_t sequence_number,
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size_t length,
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int probe_cluster_id) override;
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void OnSentPacket(uint16_t sequence_number, int64_t send_time_ms);
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// TODO(holmer): This method should return DelayBasedBwe::Result so that we
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// can get rid of the dependency on BitrateController. Requires changes
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// to the CongestionController interface.
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void OnTransportFeedback(const rtcp::TransportFeedback& feedback) override;
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std::vector<PacketInfo> GetTransportFeedbackVector() const override;
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// Implements CallStatsObserver.
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void OnRttUpdate(int64_t avg_rtt_ms, int64_t max_rtt_ms) override;
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void SetStartBitrate(int start_bitrate_bps);
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void SetMinBitrate(int min_bitrate_bps);
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void SetTransportOverhead(int transport_overhead_bytes_per_packet);
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int64_t GetProbingIntervalMs() const;
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private:
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std::vector<PacketInfo> GetPacketFeedbackVector(
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const rtcp::TransportFeedback& feedback);
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const bool send_side_bwe_with_overhead_;
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rtc::CriticalSection lock_;
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rtc::CriticalSection bwe_lock_;
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int transport_overhead_bytes_per_packet_ GUARDED_BY(&lock_);
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SendTimeHistory send_time_history_ GUARDED_BY(&lock_);
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std::unique_ptr<DelayBasedBwe> delay_based_bwe_ GUARDED_BY(&bwe_lock_);
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RtcEventLog* const event_log_;
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Clock* const clock_;
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int64_t current_offset_ms_;
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int64_t last_timestamp_us_;
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BitrateController* const bitrate_controller_;
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std::vector<PacketInfo> last_packet_feedback_vector_;
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};
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} // namespace webrtc
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#endif // WEBRTC_MODULES_CONGESTION_CONTROLLER_TRANSPORT_FEEDBACK_ADAPTER_H_
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