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2222a80e79
Bug: webrtc:5876 Change-Id: Iae14e5f1679067a5a5e0584ca830aee0870c8807 Reviewed-on: https://webrtc-review.googlesource.com/c/111463 Reviewed-by: Karl Wiberg <kwiberg@webrtc.org> Commit-Queue: Niels Moller <nisse@webrtc.org> Cr-Commit-Position: refs/heads/master@{#25715}
134 lines
5.3 KiB
C++
134 lines
5.3 KiB
C++
/*
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* Copyright (c) 2017 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 CALL_RTP_TRANSPORT_CONTROLLER_SEND_H_
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#define CALL_RTP_TRANSPORT_CONTROLLER_SEND_H_
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#include <map>
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#include <memory>
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#include <string>
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#include <vector>
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#include "api/transport/network_control.h"
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#include "call/rtp_bitrate_configurator.h"
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#include "call/rtp_transport_controller_send_interface.h"
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#include "call/rtp_video_sender.h"
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#include "modules/congestion_controller/include/send_side_congestion_controller_interface.h"
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#include "modules/pacing/packet_router.h"
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#include "modules/utility/include/process_thread.h"
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#include "rtc_base/constructormagic.h"
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#include "rtc_base/networkroute.h"
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#include "rtc_base/task_queue.h"
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namespace webrtc {
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class Clock;
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class FrameEncryptorInterface;
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class RtcEventLog;
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// TODO(nisse): When we get the underlying transports here, we should
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// have one object implementing RtpTransportControllerSendInterface
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// per transport, sharing the same congestion controller.
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class RtpTransportControllerSend final
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: public RtpTransportControllerSendInterface,
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public NetworkChangedObserver {
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public:
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RtpTransportControllerSend(
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Clock* clock,
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RtcEventLog* event_log,
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NetworkControllerFactoryInterface* controller_factory,
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const BitrateConstraints& bitrate_config);
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~RtpTransportControllerSend() override;
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RtpVideoSenderInterface* CreateRtpVideoSender(
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const std::vector<uint32_t>& ssrcs,
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std::map<uint32_t, RtpState> suspended_ssrcs,
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const std::map<uint32_t, RtpPayloadState>&
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states, // move states into RtpTransportControllerSend
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const RtpConfig& rtp_config,
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int rtcp_report_interval_ms,
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Transport* send_transport,
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const RtpSenderObservers& observers,
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RtcEventLog* event_log,
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std::unique_ptr<FecController> fec_controller,
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const RtpSenderFrameEncryptionConfig& frame_encryption_config) override;
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void DestroyRtpVideoSender(
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RtpVideoSenderInterface* rtp_video_sender) override;
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// Implements NetworkChangedObserver interface.
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void OnNetworkChanged(uint32_t bitrate_bps,
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uint8_t fraction_loss,
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int64_t rtt_ms,
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int64_t probing_interval_ms) override;
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// Implements RtpTransportControllerSendInterface
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rtc::TaskQueue* GetWorkerQueue() override;
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PacketRouter* packet_router() override;
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TransportFeedbackObserver* transport_feedback_observer() override;
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RtpPacketSender* packet_sender() override;
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const RtpKeepAliveConfig& keepalive_config() const override;
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void SetAllocatedSendBitrateLimits(int min_send_bitrate_bps,
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int max_padding_bitrate_bps,
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int max_total_bitrate_bps) override;
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void SetKeepAliveConfig(const RtpKeepAliveConfig& config);
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void SetPacingFactor(float pacing_factor) override;
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void SetQueueTimeLimit(int limit_ms) override;
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CallStatsObserver* GetCallStatsObserver() override;
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void RegisterPacketFeedbackObserver(
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PacketFeedbackObserver* observer) override;
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void DeRegisterPacketFeedbackObserver(
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PacketFeedbackObserver* observer) override;
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void RegisterTargetTransferRateObserver(
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TargetTransferRateObserver* observer) override;
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void OnNetworkRouteChanged(const std::string& transport_name,
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const rtc::NetworkRoute& network_route) override;
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void OnNetworkAvailability(bool network_available) override;
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RtcpBandwidthObserver* GetBandwidthObserver() override;
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int64_t GetPacerQueuingDelayMs() const override;
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int64_t GetFirstPacketTimeMs() const override;
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void SetPerPacketFeedbackAvailable(bool available) override;
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void EnablePeriodicAlrProbing(bool enable) override;
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void OnSentPacket(const rtc::SentPacket& sent_packet) override;
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void SetSdpBitrateParameters(const BitrateConstraints& constraints) override;
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void SetClientBitratePreferences(const BitrateSettings& preferences) override;
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void SetAllocatedBitrateWithoutFeedback(uint32_t bitrate_bps) override;
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void OnTransportOverheadChanged(
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size_t transport_overhead_per_packet) override;
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private:
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const Clock* const clock_;
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PacketRouter packet_router_;
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std::vector<std::unique_ptr<RtpVideoSenderInterface>> video_rtp_senders_;
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PacedSender pacer_;
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RtpKeepAliveConfig keepalive_;
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RtpBitrateConfigurator bitrate_configurator_;
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std::map<std::string, rtc::NetworkRoute> network_routes_;
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const std::unique_ptr<ProcessThread> process_thread_;
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rtc::CriticalSection observer_crit_;
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TargetTransferRateObserver* observer_ RTC_GUARDED_BY(observer_crit_);
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std::unique_ptr<SendSideCongestionControllerInterface> send_side_cc_;
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RateLimiter retransmission_rate_limiter_;
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// TODO(perkj): |task_queue_| is supposed to replace |process_thread_|.
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// |task_queue_| is defined last to ensure all pending tasks are cancelled
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// and deleted before any other members.
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rtc::TaskQueue task_queue_;
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RTC_DISALLOW_COPY_AND_ASSIGN(RtpTransportControllerSend);
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};
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} // namespace webrtc
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#endif // CALL_RTP_TRANSPORT_CONTROLLER_SEND_H_
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