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1242 lines
48 KiB
1242 lines
48 KiB
/*
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* Copyright 2012 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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#include "pc/stats_collector.h"
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#include <memory>
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#include <set>
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#include <utility>
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#include <vector>
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#include "pc/channel.h"
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#include "pc/peer_connection.h"
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#include "rtc_base/checks.h"
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#include "rtc_base/third_party/base64/base64.h"
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#include "system_wrappers/include/field_trial.h"
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namespace webrtc {
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namespace {
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// Field trial which controls whether to report standard-compliant bytes
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// sent/received per stream. If enabled, padding and headers are not included
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// in bytes sent or received.
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constexpr char kUseStandardBytesStats[] = "WebRTC-UseStandardBytesStats";
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// The following is the enum RTCStatsIceCandidateType from
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// http://w3c.github.io/webrtc-stats/#rtcstatsicecandidatetype-enum such that
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// our stats report for ice candidate type could conform to that.
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const char STATSREPORT_LOCAL_PORT_TYPE[] = "host";
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const char STATSREPORT_STUN_PORT_TYPE[] = "serverreflexive";
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const char STATSREPORT_PRFLX_PORT_TYPE[] = "peerreflexive";
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const char STATSREPORT_RELAY_PORT_TYPE[] = "relayed";
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// Strings used by the stats collector to report adapter types. This fits the
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// general stype of http://w3c.github.io/webrtc-stats than what
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// AdapterTypeToString does.
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const char* STATSREPORT_ADAPTER_TYPE_ETHERNET = "lan";
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const char* STATSREPORT_ADAPTER_TYPE_WIFI = "wlan";
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const char* STATSREPORT_ADAPTER_TYPE_WWAN = "wwan";
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const char* STATSREPORT_ADAPTER_TYPE_VPN = "vpn";
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const char* STATSREPORT_ADAPTER_TYPE_LOOPBACK = "loopback";
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const char* STATSREPORT_ADAPTER_TYPE_WILDCARD = "wildcard";
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template <typename ValueType>
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struct TypeForAdd {
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const StatsReport::StatsValueName name;
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const ValueType& value;
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};
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typedef TypeForAdd<bool> BoolForAdd;
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typedef TypeForAdd<float> FloatForAdd;
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typedef TypeForAdd<int64_t> Int64ForAdd;
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typedef TypeForAdd<int> IntForAdd;
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StatsReport* AddTrackReport(StatsCollection* reports,
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const std::string& track_id) {
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// Adds an empty track report.
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StatsReport::Id id(
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StatsReport::NewTypedId(StatsReport::kStatsReportTypeTrack, track_id));
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StatsReport* report = reports->ReplaceOrAddNew(id);
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report->AddString(StatsReport::kStatsValueNameTrackId, track_id);
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return report;
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}
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template <class Track>
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void CreateTrackReport(const Track* track,
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StatsCollection* reports,
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TrackIdMap* track_ids) {
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const std::string& track_id = track->id();
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StatsReport* report = AddTrackReport(reports, track_id);
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RTC_DCHECK(report != nullptr);
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(*track_ids)[track_id] = report;
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}
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template <class TrackVector>
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void CreateTrackReports(const TrackVector& tracks,
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StatsCollection* reports,
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TrackIdMap* track_ids) {
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for (const auto& track : tracks) {
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CreateTrackReport(track.get(), reports, track_ids);
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}
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}
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void ExtractCommonSendProperties(const cricket::MediaSenderInfo& info,
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StatsReport* report,
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bool use_standard_bytes_stats) {
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report->AddString(StatsReport::kStatsValueNameCodecName, info.codec_name);
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int64_t bytes_sent = info.payload_bytes_sent;
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if (!use_standard_bytes_stats) {
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bytes_sent += info.header_and_padding_bytes_sent;
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}
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report->AddInt64(StatsReport::kStatsValueNameBytesSent, bytes_sent);
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if (info.rtt_ms >= 0) {
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report->AddInt64(StatsReport::kStatsValueNameRtt, info.rtt_ms);
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}
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}
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void ExtractCommonReceiveProperties(const cricket::MediaReceiverInfo& info,
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StatsReport* report) {
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report->AddString(StatsReport::kStatsValueNameCodecName, info.codec_name);
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}
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void SetAudioProcessingStats(StatsReport* report,
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bool typing_noise_detected,
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const AudioProcessingStats& apm_stats) {
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report->AddBoolean(StatsReport::kStatsValueNameTypingNoiseState,
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typing_noise_detected);
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if (apm_stats.delay_median_ms) {
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report->AddInt(StatsReport::kStatsValueNameEchoDelayMedian,
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*apm_stats.delay_median_ms);
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}
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if (apm_stats.delay_standard_deviation_ms) {
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report->AddInt(StatsReport::kStatsValueNameEchoDelayStdDev,
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*apm_stats.delay_standard_deviation_ms);
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}
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if (apm_stats.echo_return_loss) {
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report->AddInt(StatsReport::kStatsValueNameEchoReturnLoss,
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*apm_stats.echo_return_loss);
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}
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if (apm_stats.echo_return_loss_enhancement) {
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report->AddInt(StatsReport::kStatsValueNameEchoReturnLossEnhancement,
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*apm_stats.echo_return_loss_enhancement);
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}
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if (apm_stats.residual_echo_likelihood) {
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report->AddFloat(StatsReport::kStatsValueNameResidualEchoLikelihood,
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static_cast<float>(*apm_stats.residual_echo_likelihood));
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}
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if (apm_stats.residual_echo_likelihood_recent_max) {
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report->AddFloat(
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StatsReport::kStatsValueNameResidualEchoLikelihoodRecentMax,
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static_cast<float>(*apm_stats.residual_echo_likelihood_recent_max));
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}
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if (apm_stats.divergent_filter_fraction) {
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report->AddFloat(StatsReport::kStatsValueNameAecDivergentFilterFraction,
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static_cast<float>(*apm_stats.divergent_filter_fraction));
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}
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}
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void ExtractStats(const cricket::VoiceReceiverInfo& info,
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StatsReport* report,
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bool use_standard_bytes_stats) {
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ExtractCommonReceiveProperties(info, report);
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const FloatForAdd floats[] = {
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{StatsReport::kStatsValueNameExpandRate, info.expand_rate},
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{StatsReport::kStatsValueNameSecondaryDecodedRate,
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info.secondary_decoded_rate},
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{StatsReport::kStatsValueNameSecondaryDiscardedRate,
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info.secondary_discarded_rate},
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{StatsReport::kStatsValueNameSpeechExpandRate, info.speech_expand_rate},
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{StatsReport::kStatsValueNameAccelerateRate, info.accelerate_rate},
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{StatsReport::kStatsValueNamePreemptiveExpandRate,
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info.preemptive_expand_rate},
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{StatsReport::kStatsValueNameTotalAudioEnergy, info.total_output_energy},
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{StatsReport::kStatsValueNameTotalSamplesDuration,
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info.total_output_duration}};
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const IntForAdd ints[] = {
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{StatsReport::kStatsValueNameCurrentDelayMs, info.delay_estimate_ms},
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{StatsReport::kStatsValueNameDecodingCNG, info.decoding_cng},
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{StatsReport::kStatsValueNameDecodingCTN, info.decoding_calls_to_neteq},
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{StatsReport::kStatsValueNameDecodingCTSG,
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info.decoding_calls_to_silence_generator},
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{StatsReport::kStatsValueNameDecodingMutedOutput,
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info.decoding_muted_output},
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{StatsReport::kStatsValueNameDecodingNormal, info.decoding_normal},
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{StatsReport::kStatsValueNameDecodingPLC, info.decoding_plc},
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{StatsReport::kStatsValueNameDecodingPLCCNG, info.decoding_plc_cng},
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{StatsReport::kStatsValueNameJitterBufferMs, info.jitter_buffer_ms},
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{StatsReport::kStatsValueNameJitterReceived, info.jitter_ms},
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{StatsReport::kStatsValueNamePacketsLost, info.packets_lost},
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{StatsReport::kStatsValueNamePacketsReceived, info.packets_rcvd},
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{StatsReport::kStatsValueNamePreferredJitterBufferMs,
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info.jitter_buffer_preferred_ms},
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};
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for (const auto& f : floats)
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report->AddFloat(f.name, f.value);
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for (const auto& i : ints)
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report->AddInt(i.name, i.value);
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if (info.audio_level >= 0) {
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report->AddInt(StatsReport::kStatsValueNameAudioOutputLevel,
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info.audio_level);
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}
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if (info.decoding_codec_plc)
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report->AddInt(StatsReport::kStatsValueNameDecodingCodecPLC,
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info.decoding_codec_plc);
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int64_t bytes_rcvd = info.payload_bytes_rcvd;
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if (!use_standard_bytes_stats) {
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bytes_rcvd += info.header_and_padding_bytes_rcvd;
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}
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report->AddInt64(StatsReport::kStatsValueNameBytesReceived, bytes_rcvd);
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if (info.capture_start_ntp_time_ms >= 0) {
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report->AddInt64(StatsReport::kStatsValueNameCaptureStartNtpTimeMs,
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info.capture_start_ntp_time_ms);
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}
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report->AddString(StatsReport::kStatsValueNameMediaType, "audio");
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}
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void ExtractStats(const cricket::VoiceSenderInfo& info,
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StatsReport* report,
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bool use_standard_bytes_stats) {
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ExtractCommonSendProperties(info, report, use_standard_bytes_stats);
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SetAudioProcessingStats(report, info.typing_noise_detected,
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info.apm_statistics);
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const FloatForAdd floats[] = {
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{StatsReport::kStatsValueNameTotalAudioEnergy, info.total_input_energy},
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{StatsReport::kStatsValueNameTotalSamplesDuration,
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info.total_input_duration}};
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RTC_DCHECK_GE(info.audio_level, 0);
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const IntForAdd ints[] = {
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{StatsReport::kStatsValueNameAudioInputLevel, info.audio_level},
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{StatsReport::kStatsValueNameJitterReceived, info.jitter_ms},
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{StatsReport::kStatsValueNamePacketsLost, info.packets_lost},
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{StatsReport::kStatsValueNamePacketsSent, info.packets_sent},
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};
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for (const auto& f : floats) {
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report->AddFloat(f.name, f.value);
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}
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for (const auto& i : ints) {
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if (i.value >= 0) {
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report->AddInt(i.name, i.value);
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}
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}
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report->AddString(StatsReport::kStatsValueNameMediaType, "audio");
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if (info.ana_statistics.bitrate_action_counter) {
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report->AddInt(StatsReport::kStatsValueNameAnaBitrateActionCounter,
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*info.ana_statistics.bitrate_action_counter);
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}
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if (info.ana_statistics.channel_action_counter) {
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report->AddInt(StatsReport::kStatsValueNameAnaChannelActionCounter,
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*info.ana_statistics.channel_action_counter);
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}
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if (info.ana_statistics.dtx_action_counter) {
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report->AddInt(StatsReport::kStatsValueNameAnaDtxActionCounter,
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*info.ana_statistics.dtx_action_counter);
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}
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if (info.ana_statistics.fec_action_counter) {
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report->AddInt(StatsReport::kStatsValueNameAnaFecActionCounter,
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*info.ana_statistics.fec_action_counter);
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}
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if (info.ana_statistics.frame_length_increase_counter) {
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report->AddInt(StatsReport::kStatsValueNameAnaFrameLengthIncreaseCounter,
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*info.ana_statistics.frame_length_increase_counter);
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}
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if (info.ana_statistics.frame_length_decrease_counter) {
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report->AddInt(StatsReport::kStatsValueNameAnaFrameLengthDecreaseCounter,
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*info.ana_statistics.frame_length_decrease_counter);
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}
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if (info.ana_statistics.uplink_packet_loss_fraction) {
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report->AddFloat(StatsReport::kStatsValueNameAnaUplinkPacketLossFraction,
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*info.ana_statistics.uplink_packet_loss_fraction);
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}
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}
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void ExtractStats(const cricket::VideoReceiverInfo& info,
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StatsReport* report,
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bool use_standard_bytes_stats) {
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ExtractCommonReceiveProperties(info, report);
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report->AddString(StatsReport::kStatsValueNameCodecImplementationName,
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info.decoder_implementation_name);
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int64_t bytes_rcvd = info.payload_bytes_rcvd;
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if (!use_standard_bytes_stats) {
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bytes_rcvd += info.header_and_padding_bytes_rcvd;
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}
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report->AddInt64(StatsReport::kStatsValueNameBytesReceived, bytes_rcvd);
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if (info.capture_start_ntp_time_ms >= 0) {
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report->AddInt64(StatsReport::kStatsValueNameCaptureStartNtpTimeMs,
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info.capture_start_ntp_time_ms);
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}
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if (info.first_frame_received_to_decoded_ms >= 0) {
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report->AddInt64(StatsReport::kStatsValueNameFirstFrameReceivedToDecodedMs,
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info.first_frame_received_to_decoded_ms);
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}
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if (info.qp_sum)
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report->AddInt64(StatsReport::kStatsValueNameQpSum, *info.qp_sum);
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const IntForAdd ints[] = {
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{StatsReport::kStatsValueNameCurrentDelayMs, info.current_delay_ms},
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{StatsReport::kStatsValueNameDecodeMs, info.decode_ms},
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{StatsReport::kStatsValueNameFirsSent, info.firs_sent},
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{StatsReport::kStatsValueNameFrameHeightReceived, info.frame_height},
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{StatsReport::kStatsValueNameFrameRateDecoded, info.framerate_decoded},
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{StatsReport::kStatsValueNameFrameRateOutput, info.framerate_output},
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{StatsReport::kStatsValueNameFrameRateReceived, info.framerate_rcvd},
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{StatsReport::kStatsValueNameFrameWidthReceived, info.frame_width},
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{StatsReport::kStatsValueNameJitterBufferMs, info.jitter_buffer_ms},
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{StatsReport::kStatsValueNameMaxDecodeMs, info.max_decode_ms},
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{StatsReport::kStatsValueNameMinPlayoutDelayMs,
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info.min_playout_delay_ms},
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{StatsReport::kStatsValueNameNacksSent, info.nacks_sent},
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{StatsReport::kStatsValueNamePacketsLost, info.packets_lost},
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{StatsReport::kStatsValueNamePacketsReceived, info.packets_rcvd},
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{StatsReport::kStatsValueNamePlisSent, info.plis_sent},
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{StatsReport::kStatsValueNameRenderDelayMs, info.render_delay_ms},
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{StatsReport::kStatsValueNameTargetDelayMs, info.target_delay_ms},
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{StatsReport::kStatsValueNameFramesDecoded, info.frames_decoded},
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};
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for (const auto& i : ints)
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report->AddInt(i.name, i.value);
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report->AddString(StatsReport::kStatsValueNameMediaType, "video");
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if (info.timing_frame_info) {
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report->AddString(StatsReport::kStatsValueNameTimingFrameInfo,
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info.timing_frame_info->ToString());
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}
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report->AddInt64(StatsReport::kStatsValueNameInterframeDelayMaxMs,
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info.interframe_delay_max_ms);
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report->AddString(
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StatsReport::kStatsValueNameContentType,
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webrtc::videocontenttypehelpers::ToString(info.content_type));
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}
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void ExtractStats(const cricket::VideoSenderInfo& info,
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StatsReport* report,
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bool use_standard_bytes_stats) {
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ExtractCommonSendProperties(info, report, use_standard_bytes_stats);
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report->AddString(StatsReport::kStatsValueNameCodecImplementationName,
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info.encoder_implementation_name);
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report->AddBoolean(StatsReport::kStatsValueNameBandwidthLimitedResolution,
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(info.adapt_reason & 0x2) > 0);
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report->AddBoolean(StatsReport::kStatsValueNameCpuLimitedResolution,
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(info.adapt_reason & 0x1) > 0);
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report->AddBoolean(StatsReport::kStatsValueNameHasEnteredLowResolution,
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info.has_entered_low_resolution);
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if (info.qp_sum)
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report->AddInt(StatsReport::kStatsValueNameQpSum, *info.qp_sum);
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const IntForAdd ints[] = {
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{StatsReport::kStatsValueNameAdaptationChanges, info.adapt_changes},
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{StatsReport::kStatsValueNameAvgEncodeMs, info.avg_encode_ms},
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{StatsReport::kStatsValueNameEncodeUsagePercent,
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info.encode_usage_percent},
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{StatsReport::kStatsValueNameFirsReceived, info.firs_rcvd},
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{StatsReport::kStatsValueNameFrameHeightSent, info.send_frame_height},
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{StatsReport::kStatsValueNameFrameRateInput, info.framerate_input},
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{StatsReport::kStatsValueNameFrameRateSent, info.framerate_sent},
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{StatsReport::kStatsValueNameFrameWidthSent, info.send_frame_width},
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{StatsReport::kStatsValueNameNacksReceived, info.nacks_rcvd},
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{StatsReport::kStatsValueNamePacketsLost, info.packets_lost},
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{StatsReport::kStatsValueNamePacketsSent, info.packets_sent},
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{StatsReport::kStatsValueNamePlisReceived, info.plis_rcvd},
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{StatsReport::kStatsValueNameFramesEncoded, info.frames_encoded},
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{StatsReport::kStatsValueNameHugeFramesSent, info.huge_frames_sent},
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};
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for (const auto& i : ints)
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report->AddInt(i.name, i.value);
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report->AddString(StatsReport::kStatsValueNameMediaType, "video");
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report->AddString(
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StatsReport::kStatsValueNameContentType,
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webrtc::videocontenttypehelpers::ToString(info.content_type));
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}
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|
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void ExtractStats(const cricket::BandwidthEstimationInfo& info,
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double stats_gathering_started,
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StatsReport* report) {
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RTC_DCHECK(report->type() == StatsReport::kStatsReportTypeBwe);
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report->set_timestamp(stats_gathering_started);
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const IntForAdd ints[] = {
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{StatsReport::kStatsValueNameAvailableSendBandwidth,
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info.available_send_bandwidth},
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{StatsReport::kStatsValueNameAvailableReceiveBandwidth,
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info.available_recv_bandwidth},
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{StatsReport::kStatsValueNameTargetEncBitrate, info.target_enc_bitrate},
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{StatsReport::kStatsValueNameActualEncBitrate, info.actual_enc_bitrate},
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{StatsReport::kStatsValueNameRetransmitBitrate, info.retransmit_bitrate},
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{StatsReport::kStatsValueNameTransmitBitrate, info.transmit_bitrate},
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};
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for (const auto& i : ints)
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report->AddInt(i.name, i.value);
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report->AddInt64(StatsReport::kStatsValueNameBucketDelay, info.bucket_delay);
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}
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void ExtractRemoteStats(const cricket::MediaSenderInfo& info,
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StatsReport* report) {
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report->set_timestamp(info.remote_stats[0].timestamp);
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// TODO(hta): Extract some stats here.
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}
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void ExtractRemoteStats(const cricket::MediaReceiverInfo& info,
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StatsReport* report) {
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report->set_timestamp(info.remote_stats[0].timestamp);
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// TODO(hta): Extract some stats here.
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}
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|
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std::string GetTrackIdBySsrc(
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uint32_t ssrc,
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StatsReport::Direction direction,
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const std::map<uint32_t, std::string>& track_id_by_ssrc) {
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auto it = track_id_by_ssrc.find(ssrc);
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if (it != track_id_by_ssrc.end()) {
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return it->second;
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}
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if (direction == StatsReport::kReceive) {
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// If the track ID was not found, this might be an unsignaled receive
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// SSRC, so try looking up by the special SSRC 0.
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it = track_id_by_ssrc.find(0);
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if (it != track_id_by_ssrc.end()) {
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RTC_LOG(LS_INFO) << "Assuming SSRC=" << ssrc
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<< " is an unsignalled receive stream corresponding "
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"to the RtpReceiver with track ID \""
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<< it->second << "\".";
|
|
return it->second;
|
|
}
|
|
}
|
|
return "";
|
|
}
|
|
|
|
// Template to extract stats from a data vector.
|
|
// In order to use the template, the functions that are called from it,
|
|
// ExtractStats and ExtractRemoteStats, must be defined and overloaded
|
|
// for each type.
|
|
template <typename T>
|
|
void ExtractStatsFromList(
|
|
const std::vector<T>& data,
|
|
const StatsReport::Id& transport_id,
|
|
StatsCollector* collector,
|
|
StatsReport::Direction direction,
|
|
const std::map<uint32_t, std::string>& track_id_by_ssrc) {
|
|
for (const auto& d : data) {
|
|
uint32_t ssrc = d.ssrc();
|
|
std::string track_id = GetTrackIdBySsrc(ssrc, direction, track_id_by_ssrc);
|
|
// Each track can have stats for both local and remote objects.
|
|
// TODO(hta): Handle the case of multiple SSRCs per object.
|
|
StatsReport* report =
|
|
collector->PrepareReport(true, ssrc, track_id, transport_id, direction);
|
|
if (report)
|
|
ExtractStats(d, report, collector->UseStandardBytesStats());
|
|
|
|
if (!d.remote_stats.empty()) {
|
|
report = collector->PrepareReport(false, ssrc, track_id, transport_id,
|
|
direction);
|
|
if (report)
|
|
ExtractRemoteStats(d, report);
|
|
}
|
|
}
|
|
}
|
|
|
|
} // namespace
|
|
|
|
const char* IceCandidateTypeToStatsType(const std::string& candidate_type) {
|
|
if (candidate_type == cricket::LOCAL_PORT_TYPE) {
|
|
return STATSREPORT_LOCAL_PORT_TYPE;
|
|
}
|
|
if (candidate_type == cricket::STUN_PORT_TYPE) {
|
|
return STATSREPORT_STUN_PORT_TYPE;
|
|
}
|
|
if (candidate_type == cricket::PRFLX_PORT_TYPE) {
|
|
return STATSREPORT_PRFLX_PORT_TYPE;
|
|
}
|
|
if (candidate_type == cricket::RELAY_PORT_TYPE) {
|
|
return STATSREPORT_RELAY_PORT_TYPE;
|
|
}
|
|
RTC_NOTREACHED();
|
|
return "unknown";
|
|
}
|
|
|
|
const char* AdapterTypeToStatsType(rtc::AdapterType type) {
|
|
switch (type) {
|
|
case rtc::ADAPTER_TYPE_UNKNOWN:
|
|
return "unknown";
|
|
case rtc::ADAPTER_TYPE_ETHERNET:
|
|
return STATSREPORT_ADAPTER_TYPE_ETHERNET;
|
|
case rtc::ADAPTER_TYPE_WIFI:
|
|
return STATSREPORT_ADAPTER_TYPE_WIFI;
|
|
case rtc::ADAPTER_TYPE_CELLULAR:
|
|
case rtc::ADAPTER_TYPE_CELLULAR_2G:
|
|
case rtc::ADAPTER_TYPE_CELLULAR_3G:
|
|
case rtc::ADAPTER_TYPE_CELLULAR_4G:
|
|
case rtc::ADAPTER_TYPE_CELLULAR_5G:
|
|
return STATSREPORT_ADAPTER_TYPE_WWAN;
|
|
case rtc::ADAPTER_TYPE_VPN:
|
|
return STATSREPORT_ADAPTER_TYPE_VPN;
|
|
case rtc::ADAPTER_TYPE_LOOPBACK:
|
|
return STATSREPORT_ADAPTER_TYPE_LOOPBACK;
|
|
case rtc::ADAPTER_TYPE_ANY:
|
|
return STATSREPORT_ADAPTER_TYPE_WILDCARD;
|
|
default:
|
|
RTC_NOTREACHED();
|
|
return "";
|
|
}
|
|
}
|
|
|
|
StatsCollector::StatsCollector(PeerConnectionInternal* pc)
|
|
: pc_(pc),
|
|
stats_gathering_started_(0),
|
|
use_standard_bytes_stats_(
|
|
webrtc::field_trial::IsEnabled(kUseStandardBytesStats)) {
|
|
RTC_DCHECK(pc_);
|
|
}
|
|
|
|
StatsCollector::~StatsCollector() {
|
|
RTC_DCHECK(pc_->signaling_thread()->IsCurrent());
|
|
}
|
|
|
|
// Wallclock time in ms.
|
|
double StatsCollector::GetTimeNow() {
|
|
return static_cast<double>(rtc::TimeUTCMillis());
|
|
}
|
|
|
|
// Adds a MediaStream with tracks that can be used as a |selector| in a call
|
|
// to GetStats.
|
|
void StatsCollector::AddStream(MediaStreamInterface* stream) {
|
|
RTC_DCHECK(pc_->signaling_thread()->IsCurrent());
|
|
RTC_DCHECK(stream != NULL);
|
|
|
|
CreateTrackReports<AudioTrackVector>(stream->GetAudioTracks(), &reports_,
|
|
&track_ids_);
|
|
CreateTrackReports<VideoTrackVector>(stream->GetVideoTracks(), &reports_,
|
|
&track_ids_);
|
|
}
|
|
|
|
void StatsCollector::AddTrack(MediaStreamTrackInterface* track) {
|
|
if (track->kind() == MediaStreamTrackInterface::kAudioKind) {
|
|
CreateTrackReport(static_cast<AudioTrackInterface*>(track), &reports_,
|
|
&track_ids_);
|
|
} else if (track->kind() == MediaStreamTrackInterface::kVideoKind) {
|
|
CreateTrackReport(static_cast<VideoTrackInterface*>(track), &reports_,
|
|
&track_ids_);
|
|
} else {
|
|
RTC_NOTREACHED() << "Illegal track kind";
|
|
}
|
|
}
|
|
|
|
void StatsCollector::AddLocalAudioTrack(AudioTrackInterface* audio_track,
|
|
uint32_t ssrc) {
|
|
RTC_DCHECK(pc_->signaling_thread()->IsCurrent());
|
|
RTC_DCHECK(audio_track != NULL);
|
|
#if RTC_DCHECK_IS_ON
|
|
for (const auto& track : local_audio_tracks_)
|
|
RTC_DCHECK(track.first != audio_track || track.second != ssrc);
|
|
#endif
|
|
|
|
local_audio_tracks_.push_back(std::make_pair(audio_track, ssrc));
|
|
|
|
// Create the kStatsReportTypeTrack report for the new track if there is no
|
|
// report yet.
|
|
StatsReport::Id id(StatsReport::NewTypedId(StatsReport::kStatsReportTypeTrack,
|
|
audio_track->id()));
|
|
StatsReport* report = reports_.Find(id);
|
|
if (!report) {
|
|
report = reports_.InsertNew(id);
|
|
report->AddString(StatsReport::kStatsValueNameTrackId, audio_track->id());
|
|
}
|
|
}
|
|
|
|
void StatsCollector::RemoveLocalAudioTrack(AudioTrackInterface* audio_track,
|
|
uint32_t ssrc) {
|
|
RTC_DCHECK(audio_track != NULL);
|
|
local_audio_tracks_.erase(
|
|
std::remove_if(
|
|
local_audio_tracks_.begin(), local_audio_tracks_.end(),
|
|
[audio_track, ssrc](const LocalAudioTrackVector::value_type& track) {
|
|
return track.first == audio_track && track.second == ssrc;
|
|
}),
|
|
local_audio_tracks_.end());
|
|
}
|
|
|
|
void StatsCollector::GetStats(MediaStreamTrackInterface* track,
|
|
StatsReports* reports) {
|
|
RTC_DCHECK(pc_->signaling_thread()->IsCurrent());
|
|
RTC_DCHECK(reports != NULL);
|
|
RTC_DCHECK(reports->empty());
|
|
|
|
rtc::Thread::ScopedDisallowBlockingCalls no_blocking_calls;
|
|
|
|
if (!track) {
|
|
reports->reserve(reports_.size());
|
|
for (auto* r : reports_)
|
|
reports->push_back(r);
|
|
return;
|
|
}
|
|
|
|
StatsReport* report = reports_.Find(StatsReport::NewTypedId(
|
|
StatsReport::kStatsReportTypeSession, pc_->session_id()));
|
|
if (report)
|
|
reports->push_back(report);
|
|
|
|
report = reports_.Find(
|
|
StatsReport::NewTypedId(StatsReport::kStatsReportTypeTrack, track->id()));
|
|
|
|
if (!report)
|
|
return;
|
|
|
|
reports->push_back(report);
|
|
|
|
std::string track_id;
|
|
for (const auto* r : reports_) {
|
|
if (r->type() != StatsReport::kStatsReportTypeSsrc)
|
|
continue;
|
|
|
|
const StatsReport::Value* v =
|
|
r->FindValue(StatsReport::kStatsValueNameTrackId);
|
|
if (v && v->string_val() == track->id())
|
|
reports->push_back(r);
|
|
}
|
|
}
|
|
|
|
void StatsCollector::UpdateStats(
|
|
PeerConnectionInterface::StatsOutputLevel level) {
|
|
RTC_DCHECK(pc_->signaling_thread()->IsCurrent());
|
|
double time_now = GetTimeNow();
|
|
// Calls to UpdateStats() that occur less than kMinGatherStatsPeriod number of
|
|
// ms apart will be ignored.
|
|
const double kMinGatherStatsPeriod = 50;
|
|
if (stats_gathering_started_ != 0 &&
|
|
stats_gathering_started_ + kMinGatherStatsPeriod > time_now) {
|
|
return;
|
|
}
|
|
stats_gathering_started_ = time_now;
|
|
|
|
// TODO(tommi): All of these hop over to the worker thread to fetch
|
|
// information. We could use an AsyncInvoker to run all of these and post
|
|
// the information back to the signaling thread where we can create and
|
|
// update stats reports. That would also clean up the threading story a bit
|
|
// since we'd be creating/updating the stats report objects consistently on
|
|
// the same thread (this class has no locks right now).
|
|
ExtractSessionInfo();
|
|
ExtractBweInfo();
|
|
ExtractMediaInfo();
|
|
ExtractSenderInfo();
|
|
ExtractDataInfo();
|
|
UpdateTrackReports();
|
|
}
|
|
|
|
StatsReport* StatsCollector::PrepareReport(bool local,
|
|
uint32_t ssrc,
|
|
const std::string& track_id,
|
|
const StatsReport::Id& transport_id,
|
|
StatsReport::Direction direction) {
|
|
RTC_DCHECK(pc_->signaling_thread()->IsCurrent());
|
|
StatsReport::Id id(StatsReport::NewIdWithDirection(
|
|
local ? StatsReport::kStatsReportTypeSsrc
|
|
: StatsReport::kStatsReportTypeRemoteSsrc,
|
|
rtc::ToString(ssrc), direction));
|
|
StatsReport* report = reports_.Find(id);
|
|
if (!report) {
|
|
report = reports_.InsertNew(id);
|
|
}
|
|
|
|
// FYI - for remote reports, the timestamp will be overwritten later.
|
|
report->set_timestamp(stats_gathering_started_);
|
|
|
|
report->AddInt64(StatsReport::kStatsValueNameSsrc, ssrc);
|
|
if (!track_id.empty()) {
|
|
report->AddString(StatsReport::kStatsValueNameTrackId, track_id);
|
|
}
|
|
// Add the mapping of SSRC to transport.
|
|
report->AddId(StatsReport::kStatsValueNameTransportId, transport_id);
|
|
return report;
|
|
}
|
|
|
|
StatsReport* StatsCollector::PrepareADMReport() {
|
|
RTC_DCHECK(pc_->signaling_thread()->IsCurrent());
|
|
StatsReport::Id id(StatsReport::NewTypedId(
|
|
StatsReport::kStatsReportTypeSession, pc_->session_id()));
|
|
StatsReport* report = reports_.FindOrAddNew(id);
|
|
return report;
|
|
}
|
|
|
|
bool StatsCollector::IsValidTrack(const std::string& track_id) {
|
|
return reports_.Find(StatsReport::NewTypedId(
|
|
StatsReport::kStatsReportTypeTrack, track_id)) != nullptr;
|
|
}
|
|
|
|
StatsReport* StatsCollector::AddCertificateReports(
|
|
std::unique_ptr<rtc::SSLCertificateStats> cert_stats) {
|
|
RTC_DCHECK(pc_->signaling_thread()->IsCurrent());
|
|
|
|
StatsReport* first_report = nullptr;
|
|
StatsReport* prev_report = nullptr;
|
|
for (rtc::SSLCertificateStats* stats = cert_stats.get(); stats;
|
|
stats = stats->issuer.get()) {
|
|
StatsReport::Id id(StatsReport::NewTypedId(
|
|
StatsReport::kStatsReportTypeCertificate, stats->fingerprint));
|
|
|
|
StatsReport* report = reports_.ReplaceOrAddNew(id);
|
|
report->set_timestamp(stats_gathering_started_);
|
|
report->AddString(StatsReport::kStatsValueNameFingerprint,
|
|
stats->fingerprint);
|
|
report->AddString(StatsReport::kStatsValueNameFingerprintAlgorithm,
|
|
stats->fingerprint_algorithm);
|
|
report->AddString(StatsReport::kStatsValueNameDer,
|
|
stats->base64_certificate);
|
|
if (!first_report)
|
|
first_report = report;
|
|
else
|
|
prev_report->AddId(StatsReport::kStatsValueNameIssuerId, id);
|
|
prev_report = report;
|
|
}
|
|
return first_report;
|
|
}
|
|
|
|
StatsReport* StatsCollector::AddConnectionInfoReport(
|
|
const std::string& content_name,
|
|
int component,
|
|
int connection_id,
|
|
const StatsReport::Id& channel_report_id,
|
|
const cricket::ConnectionInfo& info) {
|
|
StatsReport::Id id(
|
|
StatsReport::NewCandidatePairId(content_name, component, connection_id));
|
|
StatsReport* report = reports_.ReplaceOrAddNew(id);
|
|
report->set_timestamp(stats_gathering_started_);
|
|
|
|
const BoolForAdd bools[] = {
|
|
{StatsReport::kStatsValueNameActiveConnection, info.best_connection},
|
|
{StatsReport::kStatsValueNameReceiving, info.receiving},
|
|
{StatsReport::kStatsValueNameWritable, info.writable},
|
|
};
|
|
for (const auto& b : bools)
|
|
report->AddBoolean(b.name, b.value);
|
|
|
|
report->AddId(StatsReport::kStatsValueNameChannelId, channel_report_id);
|
|
cricket::CandidateStats local_candidate_stats(info.local_candidate);
|
|
cricket::CandidateStats remote_candidate_stats(info.remote_candidate);
|
|
report->AddId(StatsReport::kStatsValueNameLocalCandidateId,
|
|
AddCandidateReport(local_candidate_stats, true)->id());
|
|
report->AddId(StatsReport::kStatsValueNameRemoteCandidateId,
|
|
AddCandidateReport(remote_candidate_stats, false)->id());
|
|
|
|
const Int64ForAdd int64s[] = {
|
|
{StatsReport::kStatsValueNameBytesReceived, info.recv_total_bytes},
|
|
{StatsReport::kStatsValueNameBytesSent, info.sent_total_bytes},
|
|
{StatsReport::kStatsValueNamePacketsSent, info.sent_total_packets},
|
|
{StatsReport::kStatsValueNameRtt, info.rtt},
|
|
{StatsReport::kStatsValueNameSendPacketsDiscarded,
|
|
info.sent_discarded_packets},
|
|
{StatsReport::kStatsValueNameSentPingRequestsTotal,
|
|
info.sent_ping_requests_total},
|
|
{StatsReport::kStatsValueNameSentPingRequestsBeforeFirstResponse,
|
|
info.sent_ping_requests_before_first_response},
|
|
{StatsReport::kStatsValueNameSentPingResponses, info.sent_ping_responses},
|
|
{StatsReport::kStatsValueNameRecvPingRequests, info.recv_ping_requests},
|
|
{StatsReport::kStatsValueNameRecvPingResponses, info.recv_ping_responses},
|
|
};
|
|
for (const auto& i : int64s)
|
|
report->AddInt64(i.name, i.value);
|
|
|
|
report->AddString(StatsReport::kStatsValueNameLocalAddress,
|
|
info.local_candidate.address().ToString());
|
|
report->AddString(StatsReport::kStatsValueNameLocalCandidateType,
|
|
info.local_candidate.type());
|
|
report->AddString(StatsReport::kStatsValueNameRemoteAddress,
|
|
info.remote_candidate.address().ToString());
|
|
report->AddString(StatsReport::kStatsValueNameRemoteCandidateType,
|
|
info.remote_candidate.type());
|
|
report->AddString(StatsReport::kStatsValueNameTransportType,
|
|
info.local_candidate.protocol());
|
|
|
|
return report;
|
|
}
|
|
|
|
StatsReport* StatsCollector::AddCandidateReport(
|
|
const cricket::CandidateStats& candidate_stats,
|
|
bool local) {
|
|
const auto& candidate = candidate_stats.candidate;
|
|
StatsReport::Id id(StatsReport::NewCandidateId(local, candidate.id()));
|
|
StatsReport* report = reports_.Find(id);
|
|
if (!report) {
|
|
report = reports_.InsertNew(id);
|
|
report->set_timestamp(stats_gathering_started_);
|
|
if (local) {
|
|
report->AddString(StatsReport::kStatsValueNameCandidateNetworkType,
|
|
AdapterTypeToStatsType(candidate.network_type()));
|
|
}
|
|
report->AddString(StatsReport::kStatsValueNameCandidateIPAddress,
|
|
candidate.address().ipaddr().ToString());
|
|
report->AddString(StatsReport::kStatsValueNameCandidatePortNumber,
|
|
candidate.address().PortAsString());
|
|
report->AddInt(StatsReport::kStatsValueNameCandidatePriority,
|
|
candidate.priority());
|
|
report->AddString(StatsReport::kStatsValueNameCandidateType,
|
|
IceCandidateTypeToStatsType(candidate.type()));
|
|
report->AddString(StatsReport::kStatsValueNameCandidateTransportType,
|
|
candidate.protocol());
|
|
}
|
|
report->set_timestamp(stats_gathering_started_);
|
|
|
|
if (local && candidate_stats.stun_stats.has_value()) {
|
|
const auto& stun_stats = candidate_stats.stun_stats.value();
|
|
report->AddInt64(StatsReport::kStatsValueNameSentStunKeepaliveRequests,
|
|
stun_stats.stun_binding_requests_sent);
|
|
report->AddInt64(StatsReport::kStatsValueNameRecvStunKeepaliveResponses,
|
|
stun_stats.stun_binding_responses_received);
|
|
report->AddFloat(StatsReport::kStatsValueNameStunKeepaliveRttTotal,
|
|
stun_stats.stun_binding_rtt_ms_total);
|
|
report->AddFloat(StatsReport::kStatsValueNameStunKeepaliveRttSquaredTotal,
|
|
stun_stats.stun_binding_rtt_ms_squared_total);
|
|
}
|
|
|
|
return report;
|
|
}
|
|
|
|
void StatsCollector::ExtractSessionInfo() {
|
|
RTC_DCHECK(pc_->signaling_thread()->IsCurrent());
|
|
|
|
// Extract information from the base session.
|
|
StatsReport::Id id(StatsReport::NewTypedId(
|
|
StatsReport::kStatsReportTypeSession, pc_->session_id()));
|
|
StatsReport* report = reports_.ReplaceOrAddNew(id);
|
|
report->set_timestamp(stats_gathering_started_);
|
|
report->AddBoolean(StatsReport::kStatsValueNameInitiator,
|
|
pc_->initial_offerer());
|
|
|
|
cricket::CandidateStatsList pooled_candidate_stats_list =
|
|
pc_->GetPooledCandidateStats();
|
|
|
|
for (const cricket::CandidateStats& stats : pooled_candidate_stats_list) {
|
|
AddCandidateReport(stats, true);
|
|
}
|
|
|
|
std::set<std::string> transport_names;
|
|
for (const auto& entry : pc_->GetTransportNamesByMid()) {
|
|
transport_names.insert(entry.second);
|
|
}
|
|
|
|
std::map<std::string, cricket::TransportStats> transport_stats_by_name =
|
|
pc_->GetTransportStatsByNames(transport_names);
|
|
|
|
for (const auto& entry : transport_stats_by_name) {
|
|
const std::string& transport_name = entry.first;
|
|
const cricket::TransportStats& transport_stats = entry.second;
|
|
|
|
// Attempt to get a copy of the certificates from the transport and
|
|
// expose them in stats reports. All channels in a transport share the
|
|
// same local and remote certificates.
|
|
//
|
|
StatsReport::Id local_cert_report_id, remote_cert_report_id;
|
|
rtc::scoped_refptr<rtc::RTCCertificate> certificate;
|
|
if (pc_->GetLocalCertificate(transport_name, &certificate)) {
|
|
StatsReport* r = AddCertificateReports(
|
|
certificate->GetSSLCertificateChain().GetStats());
|
|
if (r)
|
|
local_cert_report_id = r->id();
|
|
}
|
|
|
|
std::unique_ptr<rtc::SSLCertChain> remote_cert_chain =
|
|
pc_->GetRemoteSSLCertChain(transport_name);
|
|
if (remote_cert_chain) {
|
|
StatsReport* r = AddCertificateReports(remote_cert_chain->GetStats());
|
|
if (r)
|
|
remote_cert_report_id = r->id();
|
|
}
|
|
|
|
for (const auto& channel_iter : transport_stats.channel_stats) {
|
|
StatsReport::Id id(
|
|
StatsReport::NewComponentId(transport_name, channel_iter.component));
|
|
StatsReport* channel_report = reports_.ReplaceOrAddNew(id);
|
|
channel_report->set_timestamp(stats_gathering_started_);
|
|
channel_report->AddInt(StatsReport::kStatsValueNameComponent,
|
|
channel_iter.component);
|
|
if (local_cert_report_id.get()) {
|
|
channel_report->AddId(StatsReport::kStatsValueNameLocalCertificateId,
|
|
local_cert_report_id);
|
|
}
|
|
if (remote_cert_report_id.get()) {
|
|
channel_report->AddId(StatsReport::kStatsValueNameRemoteCertificateId,
|
|
remote_cert_report_id);
|
|
}
|
|
int srtp_crypto_suite = channel_iter.srtp_crypto_suite;
|
|
if (srtp_crypto_suite != rtc::SRTP_INVALID_CRYPTO_SUITE &&
|
|
rtc::SrtpCryptoSuiteToName(srtp_crypto_suite).length()) {
|
|
channel_report->AddString(
|
|
StatsReport::kStatsValueNameSrtpCipher,
|
|
rtc::SrtpCryptoSuiteToName(srtp_crypto_suite));
|
|
}
|
|
int ssl_cipher_suite = channel_iter.ssl_cipher_suite;
|
|
if (ssl_cipher_suite != rtc::TLS_NULL_WITH_NULL_NULL &&
|
|
rtc::SSLStreamAdapter::SslCipherSuiteToName(ssl_cipher_suite)
|
|
.length()) {
|
|
channel_report->AddString(
|
|
StatsReport::kStatsValueNameDtlsCipher,
|
|
rtc::SSLStreamAdapter::SslCipherSuiteToName(ssl_cipher_suite));
|
|
}
|
|
|
|
// Collect stats for non-pooled candidates. Note that the reports
|
|
// generated here supersedes the candidate reports generated in
|
|
// AddConnectionInfoReport below, and they may report candidates that are
|
|
// not paired. Also, the candidate report generated in
|
|
// AddConnectionInfoReport do not report port stats like StunStats.
|
|
for (const cricket::CandidateStats& stats :
|
|
channel_iter.ice_transport_stats.candidate_stats_list) {
|
|
AddCandidateReport(stats, true);
|
|
}
|
|
|
|
int connection_id = 0;
|
|
for (const cricket::ConnectionInfo& info :
|
|
channel_iter.ice_transport_stats.connection_infos) {
|
|
StatsReport* connection_report = AddConnectionInfoReport(
|
|
transport_name, channel_iter.component, connection_id++,
|
|
channel_report->id(), info);
|
|
if (info.best_connection) {
|
|
channel_report->AddId(
|
|
StatsReport::kStatsValueNameSelectedCandidatePairId,
|
|
connection_report->id());
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void StatsCollector::ExtractBweInfo() {
|
|
RTC_DCHECK(pc_->signaling_thread()->IsCurrent());
|
|
|
|
if (pc_->signaling_state() == PeerConnectionInterface::kClosed)
|
|
return;
|
|
|
|
webrtc::Call::Stats call_stats = pc_->GetCallStats();
|
|
cricket::BandwidthEstimationInfo bwe_info;
|
|
bwe_info.available_send_bandwidth = call_stats.send_bandwidth_bps;
|
|
bwe_info.available_recv_bandwidth = call_stats.recv_bandwidth_bps;
|
|
bwe_info.bucket_delay = call_stats.pacer_delay_ms;
|
|
|
|
// Fill in target encoder bitrate, actual encoder bitrate, rtx bitrate, etc.
|
|
// TODO(holmer): Also fill this in for audio.
|
|
for (const auto& transceiver : pc_->GetTransceiversInternal()) {
|
|
if (transceiver->media_type() != cricket::MEDIA_TYPE_VIDEO) {
|
|
continue;
|
|
}
|
|
auto* video_channel =
|
|
static_cast<cricket::VideoChannel*>(transceiver->internal()->channel());
|
|
if (!video_channel) {
|
|
continue;
|
|
}
|
|
video_channel->FillBitrateInfo(&bwe_info);
|
|
}
|
|
|
|
StatsReport::Id report_id(StatsReport::NewBandwidthEstimationId());
|
|
StatsReport* report = reports_.FindOrAddNew(report_id);
|
|
ExtractStats(bwe_info, stats_gathering_started_, report);
|
|
}
|
|
|
|
namespace {
|
|
|
|
class MediaChannelStatsGatherer {
|
|
public:
|
|
virtual ~MediaChannelStatsGatherer() = default;
|
|
|
|
virtual bool GetStatsOnWorkerThread() = 0;
|
|
|
|
virtual void ExtractStats(StatsCollector* collector) const = 0;
|
|
|
|
virtual bool HasRemoteAudio() const = 0;
|
|
|
|
std::string mid;
|
|
std::string transport_name;
|
|
std::map<uint32_t, std::string> sender_track_id_by_ssrc;
|
|
std::map<uint32_t, std::string> receiver_track_id_by_ssrc;
|
|
|
|
protected:
|
|
template <typename ReceiverT, typename SenderT>
|
|
void ExtractSenderReceiverStats(
|
|
StatsCollector* collector,
|
|
const std::vector<ReceiverT>& receiver_data,
|
|
const std::vector<SenderT>& sender_data) const {
|
|
RTC_DCHECK(collector);
|
|
StatsReport::Id transport_id = StatsReport::NewComponentId(
|
|
transport_name, cricket::ICE_CANDIDATE_COMPONENT_RTP);
|
|
ExtractStatsFromList(receiver_data, transport_id, collector,
|
|
StatsReport::kReceive, receiver_track_id_by_ssrc);
|
|
ExtractStatsFromList(sender_data, transport_id, collector,
|
|
StatsReport::kSend, sender_track_id_by_ssrc);
|
|
}
|
|
};
|
|
|
|
class VoiceMediaChannelStatsGatherer final : public MediaChannelStatsGatherer {
|
|
public:
|
|
VoiceMediaChannelStatsGatherer(
|
|
cricket::VoiceMediaChannel* voice_media_channel)
|
|
: voice_media_channel_(voice_media_channel) {
|
|
RTC_DCHECK(voice_media_channel_);
|
|
}
|
|
|
|
bool GetStatsOnWorkerThread() override {
|
|
return voice_media_channel_->GetStats(&voice_media_info);
|
|
}
|
|
|
|
void ExtractStats(StatsCollector* collector) const override {
|
|
ExtractSenderReceiverStats(collector, voice_media_info.receivers,
|
|
voice_media_info.senders);
|
|
if (voice_media_info.device_underrun_count == -2 ||
|
|
voice_media_info.device_underrun_count > 0) {
|
|
StatsReport* report = collector->PrepareADMReport();
|
|
report->AddInt(StatsReport::kStatsValueNameAudioDeviceUnderrunCounter,
|
|
voice_media_info.device_underrun_count);
|
|
}
|
|
}
|
|
|
|
bool HasRemoteAudio() const override {
|
|
return !voice_media_info.receivers.empty();
|
|
}
|
|
|
|
private:
|
|
cricket::VoiceMediaChannel* voice_media_channel_;
|
|
cricket::VoiceMediaInfo voice_media_info;
|
|
};
|
|
|
|
class VideoMediaChannelStatsGatherer final : public MediaChannelStatsGatherer {
|
|
public:
|
|
VideoMediaChannelStatsGatherer(
|
|
cricket::VideoMediaChannel* video_media_channel)
|
|
: video_media_channel_(video_media_channel) {
|
|
RTC_DCHECK(video_media_channel_);
|
|
}
|
|
|
|
bool GetStatsOnWorkerThread() override {
|
|
return video_media_channel_->GetStats(&video_media_info);
|
|
}
|
|
|
|
void ExtractStats(StatsCollector* collector) const override {
|
|
ExtractSenderReceiverStats(collector, video_media_info.receivers,
|
|
video_media_info.aggregated_senders);
|
|
}
|
|
|
|
bool HasRemoteAudio() const override { return false; }
|
|
|
|
private:
|
|
cricket::VideoMediaChannel* video_media_channel_;
|
|
cricket::VideoMediaInfo video_media_info;
|
|
};
|
|
|
|
std::unique_ptr<MediaChannelStatsGatherer> CreateMediaChannelStatsGatherer(
|
|
cricket::MediaChannel* channel) {
|
|
RTC_DCHECK(channel);
|
|
if (channel->media_type() == cricket::MEDIA_TYPE_AUDIO) {
|
|
return std::make_unique<VoiceMediaChannelStatsGatherer>(
|
|
static_cast<cricket::VoiceMediaChannel*>(channel));
|
|
} else {
|
|
RTC_DCHECK_EQ(channel->media_type(), cricket::MEDIA_TYPE_VIDEO);
|
|
return std::make_unique<VideoMediaChannelStatsGatherer>(
|
|
static_cast<cricket::VideoMediaChannel*>(channel));
|
|
}
|
|
}
|
|
|
|
} // namespace
|
|
|
|
void StatsCollector::ExtractMediaInfo() {
|
|
RTC_DCHECK_RUN_ON(pc_->signaling_thread());
|
|
|
|
std::vector<std::unique_ptr<MediaChannelStatsGatherer>> gatherers;
|
|
|
|
{
|
|
rtc::Thread::ScopedDisallowBlockingCalls no_blocking_calls;
|
|
for (const auto& transceiver : pc_->GetTransceiversInternal()) {
|
|
cricket::ChannelInterface* channel = transceiver->internal()->channel();
|
|
if (!channel) {
|
|
continue;
|
|
}
|
|
std::unique_ptr<MediaChannelStatsGatherer> gatherer =
|
|
CreateMediaChannelStatsGatherer(channel->media_channel());
|
|
gatherer->mid = channel->content_name();
|
|
gatherer->transport_name = channel->transport_name();
|
|
for (const auto& sender : transceiver->internal()->senders()) {
|
|
std::string track_id = (sender->track() ? sender->track()->id() : "");
|
|
gatherer->sender_track_id_by_ssrc.insert(
|
|
std::make_pair(sender->ssrc(), track_id));
|
|
}
|
|
for (const auto& receiver : transceiver->internal()->receivers()) {
|
|
gatherer->receiver_track_id_by_ssrc.insert(std::make_pair(
|
|
receiver->internal()->ssrc(), receiver->track()->id()));
|
|
}
|
|
gatherers.push_back(std::move(gatherer));
|
|
}
|
|
}
|
|
|
|
pc_->worker_thread()->Invoke<void>(RTC_FROM_HERE, [&] {
|
|
rtc::Thread::ScopedDisallowBlockingCalls no_blocking_calls;
|
|
for (auto it = gatherers.begin(); it != gatherers.end();
|
|
/* incremented manually */) {
|
|
MediaChannelStatsGatherer* gatherer = it->get();
|
|
if (!gatherer->GetStatsOnWorkerThread()) {
|
|
RTC_LOG(LS_ERROR) << "Failed to get media channel stats for mid="
|
|
<< gatherer->mid;
|
|
it = gatherers.erase(it);
|
|
continue;
|
|
}
|
|
++it;
|
|
}
|
|
});
|
|
|
|
rtc::Thread::ScopedDisallowBlockingCalls no_blocking_calls;
|
|
|
|
bool has_remote_audio = false;
|
|
for (const auto& gatherer : gatherers) {
|
|
gatherer->ExtractStats(this);
|
|
has_remote_audio |= gatherer->HasRemoteAudio();
|
|
}
|
|
|
|
UpdateStatsFromExistingLocalAudioTracks(has_remote_audio);
|
|
}
|
|
|
|
void StatsCollector::ExtractSenderInfo() {
|
|
RTC_DCHECK(pc_->signaling_thread()->IsCurrent());
|
|
|
|
for (const auto& sender : pc_->GetSenders()) {
|
|
// TODO(nisse): SSRC == 0 currently means none. Delete check when
|
|
// that is fixed.
|
|
if (!sender->ssrc()) {
|
|
continue;
|
|
}
|
|
const rtc::scoped_refptr<MediaStreamTrackInterface> track(sender->track());
|
|
if (!track || track->kind() != MediaStreamTrackInterface::kVideoKind) {
|
|
continue;
|
|
}
|
|
// Safe, because kind() == kVideoKind implies a subclass of
|
|
// VideoTrackInterface; see mediastreaminterface.h.
|
|
VideoTrackSourceInterface* source =
|
|
static_cast<VideoTrackInterface*>(track.get())->GetSource();
|
|
|
|
VideoTrackSourceInterface::Stats stats;
|
|
if (!source->GetStats(&stats)) {
|
|
continue;
|
|
}
|
|
const StatsReport::Id stats_id = StatsReport::NewIdWithDirection(
|
|
StatsReport::kStatsReportTypeSsrc, rtc::ToString(sender->ssrc()),
|
|
StatsReport::kSend);
|
|
StatsReport* report = reports_.FindOrAddNew(stats_id);
|
|
report->AddInt(StatsReport::kStatsValueNameFrameWidthInput,
|
|
stats.input_width);
|
|
report->AddInt(StatsReport::kStatsValueNameFrameHeightInput,
|
|
stats.input_height);
|
|
}
|
|
}
|
|
|
|
void StatsCollector::ExtractDataInfo() {
|
|
RTC_DCHECK(pc_->signaling_thread()->IsCurrent());
|
|
|
|
rtc::Thread::ScopedDisallowBlockingCalls no_blocking_calls;
|
|
|
|
std::vector<DataChannelStats> data_stats = pc_->GetDataChannelStats();
|
|
for (const auto& stats : data_stats) {
|
|
StatsReport::Id id(StatsReport::NewTypedIntId(
|
|
StatsReport::kStatsReportTypeDataChannel, stats.id));
|
|
StatsReport* report = reports_.ReplaceOrAddNew(id);
|
|
report->set_timestamp(stats_gathering_started_);
|
|
report->AddString(StatsReport::kStatsValueNameLabel, stats.label);
|
|
// Filter out the initial id (-1).
|
|
if (stats.id >= 0) {
|
|
report->AddInt(StatsReport::kStatsValueNameDataChannelId, stats.id);
|
|
}
|
|
report->AddString(StatsReport::kStatsValueNameProtocol, stats.protocol);
|
|
report->AddString(StatsReport::kStatsValueNameState,
|
|
DataChannelInterface::DataStateString(stats.state));
|
|
}
|
|
}
|
|
|
|
StatsReport* StatsCollector::GetReport(const StatsReport::StatsType& type,
|
|
const std::string& id,
|
|
StatsReport::Direction direction) {
|
|
RTC_DCHECK(pc_->signaling_thread()->IsCurrent());
|
|
RTC_DCHECK(type == StatsReport::kStatsReportTypeSsrc ||
|
|
type == StatsReport::kStatsReportTypeRemoteSsrc);
|
|
return reports_.Find(StatsReport::NewIdWithDirection(type, id, direction));
|
|
}
|
|
|
|
void StatsCollector::UpdateStatsFromExistingLocalAudioTracks(
|
|
bool has_remote_tracks) {
|
|
RTC_DCHECK(pc_->signaling_thread()->IsCurrent());
|
|
// Loop through the existing local audio tracks.
|
|
for (const auto& it : local_audio_tracks_) {
|
|
AudioTrackInterface* track = it.first;
|
|
uint32_t ssrc = it.second;
|
|
StatsReport* report = GetReport(StatsReport::kStatsReportTypeSsrc,
|
|
rtc::ToString(ssrc), StatsReport::kSend);
|
|
if (report == NULL) {
|
|
// This can happen if a local audio track is added to a stream on the
|
|
// fly and the report has not been set up yet. Do nothing in this case.
|
|
RTC_LOG(LS_ERROR) << "Stats report does not exist for ssrc " << ssrc;
|
|
continue;
|
|
}
|
|
|
|
// The same ssrc can be used by both local and remote audio tracks.
|
|
const StatsReport::Value* v =
|
|
report->FindValue(StatsReport::kStatsValueNameTrackId);
|
|
if (!v || v->string_val() != track->id())
|
|
continue;
|
|
|
|
report->set_timestamp(stats_gathering_started_);
|
|
UpdateReportFromAudioTrack(track, report, has_remote_tracks);
|
|
}
|
|
}
|
|
|
|
void StatsCollector::UpdateReportFromAudioTrack(AudioTrackInterface* track,
|
|
StatsReport* report,
|
|
bool has_remote_tracks) {
|
|
RTC_DCHECK(pc_->signaling_thread()->IsCurrent());
|
|
RTC_DCHECK(track != NULL);
|
|
|
|
// Don't overwrite report values if they're not available.
|
|
int signal_level;
|
|
if (track->GetSignalLevel(&signal_level)) {
|
|
RTC_DCHECK_GE(signal_level, 0);
|
|
report->AddInt(StatsReport::kStatsValueNameAudioInputLevel, signal_level);
|
|
}
|
|
|
|
auto audio_processor(track->GetAudioProcessor());
|
|
|
|
if (audio_processor.get()) {
|
|
AudioProcessorInterface::AudioProcessorStatistics stats =
|
|
audio_processor->GetStats(has_remote_tracks);
|
|
|
|
SetAudioProcessingStats(report, stats.typing_noise_detected,
|
|
stats.apm_statistics);
|
|
}
|
|
}
|
|
|
|
void StatsCollector::UpdateTrackReports() {
|
|
RTC_DCHECK(pc_->signaling_thread()->IsCurrent());
|
|
|
|
rtc::Thread::ScopedDisallowBlockingCalls no_blocking_calls;
|
|
|
|
for (const auto& entry : track_ids_) {
|
|
StatsReport* report = entry.second;
|
|
report->set_timestamp(stats_gathering_started_);
|
|
}
|
|
}
|
|
|
|
void StatsCollector::ClearUpdateStatsCacheForTest() {
|
|
stats_gathering_started_ = 0;
|
|
}
|
|
|
|
} // namespace webrtc
|