1227e8b345
RTP timestams helper functions moved from rtp_utility added functions to deal with CompactNtp timestamps R=åsapersson BUG=webrtc:5260 Review URL: https://codereview.webrtc.org/1535113002 Cr-Commit-Position: refs/heads/master@{#11106}
143 lines
5.2 KiB
C++
143 lines
5.2 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 WEBRTC_MODULES_RTP_RTCP_SOURCE_RECEIVE_STATISTICS_IMPL_H_
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#define WEBRTC_MODULES_RTP_RTCP_SOURCE_RECEIVE_STATISTICS_IMPL_H_
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#include "webrtc/modules/rtp_rtcp/include/receive_statistics.h"
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#include <algorithm>
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#include <map>
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#include "webrtc/base/scoped_ptr.h"
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#include "webrtc/modules/rtp_rtcp/source/bitrate.h"
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#include "webrtc/system_wrappers/include/critical_section_wrapper.h"
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#include "webrtc/system_wrappers/include/ntp_time.h"
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namespace webrtc {
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class CriticalSectionWrapper;
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class StreamStatisticianImpl : public StreamStatistician {
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public:
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StreamStatisticianImpl(Clock* clock,
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RtcpStatisticsCallback* rtcp_callback,
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StreamDataCountersCallback* rtp_callback);
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virtual ~StreamStatisticianImpl() {}
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bool GetStatistics(RtcpStatistics* statistics, bool reset) override;
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void GetDataCounters(size_t* bytes_received,
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uint32_t* packets_received) const override;
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void GetReceiveStreamDataCounters(
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StreamDataCounters* data_counters) const override;
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uint32_t BitrateReceived() const override;
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bool IsRetransmitOfOldPacket(const RTPHeader& header,
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int64_t min_rtt) const override;
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bool IsPacketInOrder(uint16_t sequence_number) const override;
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void IncomingPacket(const RTPHeader& rtp_header,
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size_t packet_length,
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bool retransmitted);
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void FecPacketReceived(const RTPHeader& header, size_t packet_length);
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void SetMaxReorderingThreshold(int max_reordering_threshold);
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void ProcessBitrate();
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virtual void LastReceiveTimeNtp(uint32_t* secs, uint32_t* frac) const;
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private:
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bool InOrderPacketInternal(uint16_t sequence_number) const;
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RtcpStatistics CalculateRtcpStatistics();
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void UpdateJitter(const RTPHeader& header, NtpTime receive_time);
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void UpdateCounters(const RTPHeader& rtp_header,
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size_t packet_length,
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bool retransmitted);
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void NotifyRtpCallback() LOCKS_EXCLUDED(stream_lock_.get());
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void NotifyRtcpCallback() LOCKS_EXCLUDED(stream_lock_.get());
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Clock* clock_;
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rtc::scoped_ptr<CriticalSectionWrapper> stream_lock_;
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Bitrate incoming_bitrate_;
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uint32_t ssrc_;
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int max_reordering_threshold_; // In number of packets or sequence numbers.
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// Stats on received RTP packets.
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uint32_t jitter_q4_;
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uint32_t cumulative_loss_;
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uint32_t jitter_q4_transmission_time_offset_;
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int64_t last_receive_time_ms_;
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NtpTime last_receive_time_ntp_;
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uint32_t last_received_timestamp_;
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int32_t last_received_transmission_time_offset_;
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uint16_t received_seq_first_;
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uint16_t received_seq_max_;
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uint16_t received_seq_wraps_;
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// Current counter values.
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size_t received_packet_overhead_;
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StreamDataCounters receive_counters_;
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// Counter values when we sent the last report.
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uint32_t last_report_inorder_packets_;
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uint32_t last_report_old_packets_;
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uint16_t last_report_seq_max_;
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RtcpStatistics last_reported_statistics_;
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RtcpStatisticsCallback* const rtcp_callback_;
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StreamDataCountersCallback* const rtp_callback_;
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};
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class ReceiveStatisticsImpl : public ReceiveStatistics,
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public RtcpStatisticsCallback,
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public StreamDataCountersCallback {
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public:
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explicit ReceiveStatisticsImpl(Clock* clock);
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~ReceiveStatisticsImpl();
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// Implement ReceiveStatistics.
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void IncomingPacket(const RTPHeader& header,
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size_t packet_length,
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bool retransmitted) override;
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void FecPacketReceived(const RTPHeader& header,
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size_t packet_length) override;
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StatisticianMap GetActiveStatisticians() const override;
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StreamStatistician* GetStatistician(uint32_t ssrc) const override;
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void SetMaxReorderingThreshold(int max_reordering_threshold) override;
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// Implement Module.
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int32_t Process() override;
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int64_t TimeUntilNextProcess() override;
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void RegisterRtcpStatisticsCallback(
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RtcpStatisticsCallback* callback) override;
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void RegisterRtpStatisticsCallback(
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StreamDataCountersCallback* callback) override;
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private:
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void StatisticsUpdated(const RtcpStatistics& statistics,
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uint32_t ssrc) override;
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void CNameChanged(const char* cname, uint32_t ssrc) override;
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void DataCountersUpdated(const StreamDataCounters& counters,
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uint32_t ssrc) override;
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typedef std::map<uint32_t, StreamStatisticianImpl*> StatisticianImplMap;
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Clock* clock_;
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rtc::scoped_ptr<CriticalSectionWrapper> receive_statistics_lock_;
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int64_t last_rate_update_ms_;
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StatisticianImplMap statisticians_;
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RtcpStatisticsCallback* rtcp_stats_callback_;
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StreamDataCountersCallback* rtp_stats_callback_;
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};
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} // namespace webrtc
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#endif // WEBRTC_MODULES_RTP_RTCP_SOURCE_RECEIVE_STATISTICS_IMPL_H_
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