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| 1 /* | |
| 2 * Copyright 2012 The WebRTC project authors. All Rights Reserved. | |
| 3 * | |
| 4 * Use of this source code is governed by a BSD-style license | |
| 5 * that can be found in the LICENSE file in the root of the source | |
| 6 * tree. An additional intellectual property rights grant can be found | |
| 7 * in the file PATENTS. All contributing project authors may | |
| 8 * be found in the AUTHORS file in the root of the source tree. | |
| 9 */ | |
| 10 | |
| 11 #include "webrtc/api/statscollector.h" | |
| 12 | |
| 13 #include <memory> | |
| 14 #include <utility> | |
| 15 #include <vector> | |
| 16 | |
| 17 #include "webrtc/api/peerconnection.h" | |
| 18 #include "webrtc/base/base64.h" | |
| 19 #include "webrtc/base/checks.h" | |
| 20 #include "webrtc/pc/channel.h" | |
| 21 | |
| 22 namespace webrtc { | |
| 23 namespace { | |
| 24 | |
| 25 // The following is the enum RTCStatsIceCandidateType from | |
| 26 // http://w3c.github.io/webrtc-stats/#rtcstatsicecandidatetype-enum such that | |
| 27 // our stats report for ice candidate type could conform to that. | |
| 28 const char STATSREPORT_LOCAL_PORT_TYPE[] = "host"; | |
| 29 const char STATSREPORT_STUN_PORT_TYPE[] = "serverreflexive"; | |
| 30 const char STATSREPORT_PRFLX_PORT_TYPE[] = "peerreflexive"; | |
| 31 const char STATSREPORT_RELAY_PORT_TYPE[] = "relayed"; | |
| 32 | |
| 33 // Strings used by the stats collector to report adapter types. This fits the | |
| 34 // general stype of http://w3c.github.io/webrtc-stats than what | |
| 35 // AdapterTypeToString does. | |
| 36 const char* STATSREPORT_ADAPTER_TYPE_ETHERNET = "lan"; | |
| 37 const char* STATSREPORT_ADAPTER_TYPE_WIFI = "wlan"; | |
| 38 const char* STATSREPORT_ADAPTER_TYPE_WWAN = "wwan"; | |
| 39 const char* STATSREPORT_ADAPTER_TYPE_VPN = "vpn"; | |
| 40 const char* STATSREPORT_ADAPTER_TYPE_LOOPBACK = "loopback"; | |
| 41 | |
| 42 template<typename ValueType> | |
| 43 struct TypeForAdd { | |
| 44 const StatsReport::StatsValueName name; | |
| 45 const ValueType& value; | |
| 46 }; | |
| 47 | |
| 48 typedef TypeForAdd<bool> BoolForAdd; | |
| 49 typedef TypeForAdd<float> FloatForAdd; | |
| 50 typedef TypeForAdd<int64_t> Int64ForAdd; | |
| 51 typedef TypeForAdd<int> IntForAdd; | |
| 52 | |
| 53 StatsReport::Id GetTransportIdFromProxy(const ProxyTransportMap& map, | |
| 54 const std::string& proxy) { | |
| 55 RTC_DCHECK(!proxy.empty()); | |
| 56 auto found = map.find(proxy); | |
| 57 if (found == map.end()) { | |
| 58 return StatsReport::Id(); | |
| 59 } | |
| 60 | |
| 61 return StatsReport::NewComponentId( | |
| 62 found->second, cricket::ICE_CANDIDATE_COMPONENT_RTP); | |
| 63 } | |
| 64 | |
| 65 StatsReport* AddTrackReport(StatsCollection* reports, | |
| 66 const std::string& track_id) { | |
| 67 // Adds an empty track report. | |
| 68 StatsReport::Id id( | |
| 69 StatsReport::NewTypedId(StatsReport::kStatsReportTypeTrack, track_id)); | |
| 70 StatsReport* report = reports->ReplaceOrAddNew(id); | |
| 71 report->AddString(StatsReport::kStatsValueNameTrackId, track_id); | |
| 72 return report; | |
| 73 } | |
| 74 | |
| 75 template <class TrackVector> | |
| 76 void CreateTrackReports(const TrackVector& tracks, StatsCollection* reports, | |
| 77 TrackIdMap& track_ids) { | |
| 78 for (const auto& track : tracks) { | |
| 79 const std::string& track_id = track->id(); | |
| 80 StatsReport* report = AddTrackReport(reports, track_id); | |
| 81 RTC_DCHECK(report != nullptr); | |
| 82 track_ids[track_id] = report; | |
| 83 } | |
| 84 } | |
| 85 | |
| 86 void ExtractCommonSendProperties(const cricket::MediaSenderInfo& info, | |
| 87 StatsReport* report) { | |
| 88 report->AddString(StatsReport::kStatsValueNameCodecName, info.codec_name); | |
| 89 report->AddInt64(StatsReport::kStatsValueNameBytesSent, info.bytes_sent); | |
| 90 if (info.rtt_ms >= 0) { | |
| 91 report->AddInt64(StatsReport::kStatsValueNameRtt, info.rtt_ms); | |
| 92 } | |
| 93 } | |
| 94 | |
| 95 void ExtractCommonReceiveProperties(const cricket::MediaReceiverInfo& info, | |
| 96 StatsReport* report) { | |
| 97 report->AddString(StatsReport::kStatsValueNameCodecName, info.codec_name); | |
| 98 } | |
| 99 | |
| 100 void SetAudioProcessingStats(StatsReport* report, | |
| 101 bool typing_noise_detected, | |
| 102 int echo_return_loss, | |
| 103 int echo_return_loss_enhancement, | |
| 104 int echo_delay_median_ms, | |
| 105 float aec_quality_min, | |
| 106 int echo_delay_std_ms, | |
| 107 float residual_echo_likelihood) { | |
| 108 report->AddBoolean(StatsReport::kStatsValueNameTypingNoiseState, | |
| 109 typing_noise_detected); | |
| 110 if (aec_quality_min >= 0.0f) { | |
| 111 report->AddFloat(StatsReport::kStatsValueNameEchoCancellationQualityMin, | |
| 112 aec_quality_min); | |
| 113 } | |
| 114 const IntForAdd ints[] = { | |
| 115 { StatsReport::kStatsValueNameEchoDelayMedian, echo_delay_median_ms }, | |
| 116 { StatsReport::kStatsValueNameEchoDelayStdDev, echo_delay_std_ms }, | |
| 117 }; | |
| 118 for (const auto& i : ints) { | |
| 119 if (i.value >= 0) { | |
| 120 report->AddInt(i.name, i.value); | |
| 121 } | |
| 122 } | |
| 123 // These can take on valid negative values. | |
| 124 report->AddInt(StatsReport::kStatsValueNameEchoReturnLoss, echo_return_loss); | |
| 125 report->AddInt(StatsReport::kStatsValueNameEchoReturnLossEnhancement, | |
| 126 echo_return_loss_enhancement); | |
| 127 if (residual_echo_likelihood >= 0.0f) { | |
| 128 report->AddFloat(StatsReport::kStatsValueNameResidualEchoLikelihood, | |
| 129 residual_echo_likelihood); | |
| 130 } | |
| 131 } | |
| 132 | |
| 133 void ExtractStats(const cricket::VoiceReceiverInfo& info, StatsReport* report) { | |
| 134 ExtractCommonReceiveProperties(info, report); | |
| 135 const FloatForAdd floats[] = { | |
| 136 { StatsReport::kStatsValueNameExpandRate, info.expand_rate }, | |
| 137 { StatsReport::kStatsValueNameSecondaryDecodedRate, | |
| 138 info.secondary_decoded_rate }, | |
| 139 { StatsReport::kStatsValueNameSpeechExpandRate, info.speech_expand_rate }, | |
| 140 { StatsReport::kStatsValueNameAccelerateRate, info.accelerate_rate }, | |
| 141 { StatsReport::kStatsValueNamePreemptiveExpandRate, | |
| 142 info.preemptive_expand_rate }, | |
| 143 }; | |
| 144 | |
| 145 const IntForAdd ints[] = { | |
| 146 { StatsReport::kStatsValueNameCurrentDelayMs, info.delay_estimate_ms }, | |
| 147 { StatsReport::kStatsValueNameDecodingCNG, info.decoding_cng }, | |
| 148 { StatsReport::kStatsValueNameDecodingCTN, info.decoding_calls_to_neteq }, | |
| 149 { StatsReport::kStatsValueNameDecodingCTSG, | |
| 150 info.decoding_calls_to_silence_generator }, | |
| 151 { StatsReport::kStatsValueNameDecodingMutedOutput, | |
| 152 info.decoding_muted_output }, | |
| 153 { StatsReport::kStatsValueNameDecodingNormal, info.decoding_normal }, | |
| 154 { StatsReport::kStatsValueNameDecodingPLC, info.decoding_plc }, | |
| 155 { StatsReport::kStatsValueNameDecodingPLCCNG, info.decoding_plc_cng }, | |
| 156 { StatsReport::kStatsValueNameJitterBufferMs, info.jitter_buffer_ms }, | |
| 157 { StatsReport::kStatsValueNameJitterReceived, info.jitter_ms }, | |
| 158 { StatsReport::kStatsValueNamePacketsLost, info.packets_lost }, | |
| 159 { StatsReport::kStatsValueNamePacketsReceived, info.packets_rcvd }, | |
| 160 { StatsReport::kStatsValueNamePreferredJitterBufferMs, | |
| 161 info.jitter_buffer_preferred_ms }, | |
| 162 }; | |
| 163 | |
| 164 for (const auto& f : floats) | |
| 165 report->AddFloat(f.name, f.value); | |
| 166 | |
| 167 for (const auto& i : ints) | |
| 168 report->AddInt(i.name, i.value); | |
| 169 if (info.audio_level >= 0) { | |
| 170 report->AddInt(StatsReport::kStatsValueNameAudioOutputLevel, | |
| 171 info.audio_level); | |
| 172 } | |
| 173 | |
| 174 report->AddInt64(StatsReport::kStatsValueNameBytesReceived, | |
| 175 info.bytes_rcvd); | |
| 176 if (info.capture_start_ntp_time_ms >= 0) { | |
| 177 report->AddInt64(StatsReport::kStatsValueNameCaptureStartNtpTimeMs, | |
| 178 info.capture_start_ntp_time_ms); | |
| 179 } | |
| 180 report->AddString(StatsReport::kStatsValueNameMediaType, "audio"); | |
| 181 } | |
| 182 | |
| 183 void ExtractStats(const cricket::VoiceSenderInfo& info, StatsReport* report) { | |
| 184 ExtractCommonSendProperties(info, report); | |
| 185 | |
| 186 SetAudioProcessingStats( | |
| 187 report, info.typing_noise_detected, info.echo_return_loss, | |
| 188 info.echo_return_loss_enhancement, info.echo_delay_median_ms, | |
| 189 info.aec_quality_min, info.echo_delay_std_ms, | |
| 190 info.residual_echo_likelihood); | |
| 191 | |
| 192 RTC_DCHECK_GE(info.audio_level, 0); | |
| 193 const IntForAdd ints[] = { | |
| 194 { StatsReport::kStatsValueNameAudioInputLevel, info.audio_level}, | |
| 195 { StatsReport::kStatsValueNameJitterReceived, info.jitter_ms }, | |
| 196 { StatsReport::kStatsValueNamePacketsLost, info.packets_lost }, | |
| 197 { StatsReport::kStatsValueNamePacketsSent, info.packets_sent }, | |
| 198 }; | |
| 199 | |
| 200 for (const auto& i : ints) { | |
| 201 if (i.value >= 0) { | |
| 202 report->AddInt(i.name, i.value); | |
| 203 } | |
| 204 } | |
| 205 report->AddString(StatsReport::kStatsValueNameMediaType, "audio"); | |
| 206 } | |
| 207 | |
| 208 void ExtractStats(const cricket::VideoReceiverInfo& info, StatsReport* report) { | |
| 209 ExtractCommonReceiveProperties(info, report); | |
| 210 report->AddString(StatsReport::kStatsValueNameCodecImplementationName, | |
| 211 info.decoder_implementation_name); | |
| 212 report->AddInt64(StatsReport::kStatsValueNameBytesReceived, | |
| 213 info.bytes_rcvd); | |
| 214 if (info.capture_start_ntp_time_ms >= 0) { | |
| 215 report->AddInt64(StatsReport::kStatsValueNameCaptureStartNtpTimeMs, | |
| 216 info.capture_start_ntp_time_ms); | |
| 217 } | |
| 218 const IntForAdd ints[] = { | |
| 219 { StatsReport::kStatsValueNameCurrentDelayMs, info.current_delay_ms }, | |
| 220 { StatsReport::kStatsValueNameDecodeMs, info.decode_ms }, | |
| 221 { StatsReport::kStatsValueNameFirsSent, info.firs_sent }, | |
| 222 { StatsReport::kStatsValueNameFrameHeightReceived, info.frame_height }, | |
| 223 { StatsReport::kStatsValueNameFrameRateDecoded, info.framerate_decoded }, | |
| 224 { StatsReport::kStatsValueNameFrameRateOutput, info.framerate_output }, | |
| 225 { StatsReport::kStatsValueNameFrameRateReceived, info.framerate_rcvd }, | |
| 226 { StatsReport::kStatsValueNameFrameWidthReceived, info.frame_width }, | |
| 227 { StatsReport::kStatsValueNameJitterBufferMs, info.jitter_buffer_ms }, | |
| 228 { StatsReport::kStatsValueNameMaxDecodeMs, info.max_decode_ms }, | |
| 229 { StatsReport::kStatsValueNameMinPlayoutDelayMs, | |
| 230 info.min_playout_delay_ms }, | |
| 231 { StatsReport::kStatsValueNameNacksSent, info.nacks_sent }, | |
| 232 { StatsReport::kStatsValueNamePacketsLost, info.packets_lost }, | |
| 233 { StatsReport::kStatsValueNamePacketsReceived, info.packets_rcvd }, | |
| 234 { StatsReport::kStatsValueNamePlisSent, info.plis_sent }, | |
| 235 { StatsReport::kStatsValueNameRenderDelayMs, info.render_delay_ms }, | |
| 236 { StatsReport::kStatsValueNameTargetDelayMs, info.target_delay_ms }, | |
| 237 { StatsReport::kStatsValueNameFramesDecoded, info.frames_decoded }, | |
| 238 }; | |
| 239 | |
| 240 for (const auto& i : ints) | |
| 241 report->AddInt(i.name, i.value); | |
| 242 report->AddString(StatsReport::kStatsValueNameMediaType, "video"); | |
| 243 } | |
| 244 | |
| 245 void ExtractStats(const cricket::VideoSenderInfo& info, StatsReport* report) { | |
| 246 ExtractCommonSendProperties(info, report); | |
| 247 | |
| 248 report->AddString(StatsReport::kStatsValueNameCodecImplementationName, | |
| 249 info.encoder_implementation_name); | |
| 250 report->AddBoolean(StatsReport::kStatsValueNameBandwidthLimitedResolution, | |
| 251 (info.adapt_reason & 0x2) > 0); | |
| 252 report->AddBoolean(StatsReport::kStatsValueNameCpuLimitedResolution, | |
| 253 (info.adapt_reason & 0x1) > 0); | |
| 254 report->AddBoolean(StatsReport::kStatsValueNameViewLimitedResolution, | |
| 255 (info.adapt_reason & 0x4) > 0); | |
| 256 if (info.qp_sum) | |
| 257 report->AddInt(StatsReport::kStatsValueNameQpSum, *info.qp_sum); | |
| 258 | |
| 259 const IntForAdd ints[] = { | |
| 260 { StatsReport::kStatsValueNameAdaptationChanges, info.adapt_changes }, | |
| 261 { StatsReport::kStatsValueNameAvgEncodeMs, info.avg_encode_ms }, | |
| 262 { StatsReport::kStatsValueNameEncodeUsagePercent, | |
| 263 info.encode_usage_percent }, | |
| 264 { StatsReport::kStatsValueNameFirsReceived, info.firs_rcvd }, | |
| 265 { StatsReport::kStatsValueNameFrameHeightSent, info.send_frame_height }, | |
| 266 { StatsReport::kStatsValueNameFrameRateInput, info.framerate_input }, | |
| 267 { StatsReport::kStatsValueNameFrameRateSent, info.framerate_sent }, | |
| 268 { StatsReport::kStatsValueNameFrameWidthSent, info.send_frame_width }, | |
| 269 { StatsReport::kStatsValueNameNacksReceived, info.nacks_rcvd }, | |
| 270 { StatsReport::kStatsValueNamePacketsLost, info.packets_lost }, | |
| 271 { StatsReport::kStatsValueNamePacketsSent, info.packets_sent }, | |
| 272 { StatsReport::kStatsValueNamePlisReceived, info.plis_rcvd }, | |
| 273 { StatsReport::kStatsValueNameFramesEncoded, info.frames_encoded }, | |
| 274 }; | |
| 275 | |
| 276 for (const auto& i : ints) | |
| 277 report->AddInt(i.name, i.value); | |
| 278 report->AddString(StatsReport::kStatsValueNameMediaType, "video"); | |
| 279 } | |
| 280 | |
| 281 void ExtractStats(const cricket::BandwidthEstimationInfo& info, | |
| 282 double stats_gathering_started, | |
| 283 PeerConnectionInterface::StatsOutputLevel level, | |
| 284 StatsReport* report) { | |
| 285 RTC_DCHECK(report->type() == StatsReport::kStatsReportTypeBwe); | |
| 286 | |
| 287 report->set_timestamp(stats_gathering_started); | |
| 288 const IntForAdd ints[] = { | |
| 289 { StatsReport::kStatsValueNameAvailableSendBandwidth, | |
| 290 info.available_send_bandwidth }, | |
| 291 { StatsReport::kStatsValueNameAvailableReceiveBandwidth, | |
| 292 info.available_recv_bandwidth }, | |
| 293 { StatsReport::kStatsValueNameTargetEncBitrate, info.target_enc_bitrate }, | |
| 294 { StatsReport::kStatsValueNameActualEncBitrate, info.actual_enc_bitrate }, | |
| 295 { StatsReport::kStatsValueNameRetransmitBitrate, info.retransmit_bitrate }, | |
| 296 { StatsReport::kStatsValueNameTransmitBitrate, info.transmit_bitrate }, | |
| 297 }; | |
| 298 for (const auto& i : ints) | |
| 299 report->AddInt(i.name, i.value); | |
| 300 report->AddInt64(StatsReport::kStatsValueNameBucketDelay, info.bucket_delay); | |
| 301 } | |
| 302 | |
| 303 void ExtractRemoteStats(const cricket::MediaSenderInfo& info, | |
| 304 StatsReport* report) { | |
| 305 report->set_timestamp(info.remote_stats[0].timestamp); | |
| 306 // TODO(hta): Extract some stats here. | |
| 307 } | |
| 308 | |
| 309 void ExtractRemoteStats(const cricket::MediaReceiverInfo& info, | |
| 310 StatsReport* report) { | |
| 311 report->set_timestamp(info.remote_stats[0].timestamp); | |
| 312 // TODO(hta): Extract some stats here. | |
| 313 } | |
| 314 | |
| 315 // Template to extract stats from a data vector. | |
| 316 // In order to use the template, the functions that are called from it, | |
| 317 // ExtractStats and ExtractRemoteStats, must be defined and overloaded | |
| 318 // for each type. | |
| 319 template<typename T> | |
| 320 void ExtractStatsFromList(const std::vector<T>& data, | |
| 321 const StatsReport::Id& transport_id, | |
| 322 StatsCollector* collector, | |
| 323 StatsReport::Direction direction) { | |
| 324 for (const auto& d : data) { | |
| 325 uint32_t ssrc = d.ssrc(); | |
| 326 // Each track can have stats for both local and remote objects. | |
| 327 // TODO(hta): Handle the case of multiple SSRCs per object. | |
| 328 StatsReport* report = collector->PrepareReport(true, ssrc, transport_id, | |
| 329 direction); | |
| 330 if (report) | |
| 331 ExtractStats(d, report); | |
| 332 | |
| 333 if (!d.remote_stats.empty()) { | |
| 334 report = collector->PrepareReport(false, ssrc, transport_id, direction); | |
| 335 if (report) | |
| 336 ExtractRemoteStats(d, report); | |
| 337 } | |
| 338 } | |
| 339 } | |
| 340 | |
| 341 } // namespace | |
| 342 | |
| 343 const char* IceCandidateTypeToStatsType(const std::string& candidate_type) { | |
| 344 if (candidate_type == cricket::LOCAL_PORT_TYPE) { | |
| 345 return STATSREPORT_LOCAL_PORT_TYPE; | |
| 346 } | |
| 347 if (candidate_type == cricket::STUN_PORT_TYPE) { | |
| 348 return STATSREPORT_STUN_PORT_TYPE; | |
| 349 } | |
| 350 if (candidate_type == cricket::PRFLX_PORT_TYPE) { | |
| 351 return STATSREPORT_PRFLX_PORT_TYPE; | |
| 352 } | |
| 353 if (candidate_type == cricket::RELAY_PORT_TYPE) { | |
| 354 return STATSREPORT_RELAY_PORT_TYPE; | |
| 355 } | |
| 356 RTC_DCHECK(false); | |
| 357 return "unknown"; | |
| 358 } | |
| 359 | |
| 360 const char* AdapterTypeToStatsType(rtc::AdapterType type) { | |
| 361 switch (type) { | |
| 362 case rtc::ADAPTER_TYPE_UNKNOWN: | |
| 363 return "unknown"; | |
| 364 case rtc::ADAPTER_TYPE_ETHERNET: | |
| 365 return STATSREPORT_ADAPTER_TYPE_ETHERNET; | |
| 366 case rtc::ADAPTER_TYPE_WIFI: | |
| 367 return STATSREPORT_ADAPTER_TYPE_WIFI; | |
| 368 case rtc::ADAPTER_TYPE_CELLULAR: | |
| 369 return STATSREPORT_ADAPTER_TYPE_WWAN; | |
| 370 case rtc::ADAPTER_TYPE_VPN: | |
| 371 return STATSREPORT_ADAPTER_TYPE_VPN; | |
| 372 case rtc::ADAPTER_TYPE_LOOPBACK: | |
| 373 return STATSREPORT_ADAPTER_TYPE_LOOPBACK; | |
| 374 default: | |
| 375 RTC_DCHECK(false); | |
| 376 return ""; | |
| 377 } | |
| 378 } | |
| 379 | |
| 380 StatsCollector::StatsCollector(PeerConnection* pc) | |
| 381 : pc_(pc), stats_gathering_started_(0) { | |
| 382 RTC_DCHECK(pc_); | |
| 383 } | |
| 384 | |
| 385 StatsCollector::~StatsCollector() { | |
| 386 RTC_DCHECK(pc_->session()->signaling_thread()->IsCurrent()); | |
| 387 } | |
| 388 | |
| 389 // Wallclock time in ms. | |
| 390 double StatsCollector::GetTimeNow() { | |
| 391 return rtc::TimeUTCMicros() / | |
| 392 static_cast<double>(rtc::kNumMicrosecsPerMillisec); | |
| 393 } | |
| 394 | |
| 395 // Adds a MediaStream with tracks that can be used as a |selector| in a call | |
| 396 // to GetStats. | |
| 397 void StatsCollector::AddStream(MediaStreamInterface* stream) { | |
| 398 RTC_DCHECK(pc_->session()->signaling_thread()->IsCurrent()); | |
| 399 RTC_DCHECK(stream != NULL); | |
| 400 | |
| 401 CreateTrackReports<AudioTrackVector>(stream->GetAudioTracks(), | |
| 402 &reports_, track_ids_); | |
| 403 CreateTrackReports<VideoTrackVector>(stream->GetVideoTracks(), | |
| 404 &reports_, track_ids_); | |
| 405 } | |
| 406 | |
| 407 void StatsCollector::AddLocalAudioTrack(AudioTrackInterface* audio_track, | |
| 408 uint32_t ssrc) { | |
| 409 RTC_DCHECK(pc_->session()->signaling_thread()->IsCurrent()); | |
| 410 RTC_DCHECK(audio_track != NULL); | |
| 411 #if RTC_DCHECK_IS_ON | |
| 412 for (const auto& track : local_audio_tracks_) | |
| 413 RTC_DCHECK(track.first != audio_track || track.second != ssrc); | |
| 414 #endif | |
| 415 | |
| 416 local_audio_tracks_.push_back(std::make_pair(audio_track, ssrc)); | |
| 417 | |
| 418 // Create the kStatsReportTypeTrack report for the new track if there is no | |
| 419 // report yet. | |
| 420 StatsReport::Id id(StatsReport::NewTypedId(StatsReport::kStatsReportTypeTrack, | |
| 421 audio_track->id())); | |
| 422 StatsReport* report = reports_.Find(id); | |
| 423 if (!report) { | |
| 424 report = reports_.InsertNew(id); | |
| 425 report->AddString(StatsReport::kStatsValueNameTrackId, audio_track->id()); | |
| 426 } | |
| 427 } | |
| 428 | |
| 429 void StatsCollector::RemoveLocalAudioTrack(AudioTrackInterface* audio_track, | |
| 430 uint32_t ssrc) { | |
| 431 RTC_DCHECK(audio_track != NULL); | |
| 432 local_audio_tracks_.erase(std::remove_if(local_audio_tracks_.begin(), | |
| 433 local_audio_tracks_.end(), | |
| 434 [audio_track, ssrc](const LocalAudioTrackVector::value_type& track) { | |
| 435 return track.first == audio_track && track.second == ssrc; | |
| 436 })); | |
| 437 } | |
| 438 | |
| 439 void StatsCollector::GetStats(MediaStreamTrackInterface* track, | |
| 440 StatsReports* reports) { | |
| 441 RTC_DCHECK(pc_->session()->signaling_thread()->IsCurrent()); | |
| 442 RTC_DCHECK(reports != NULL); | |
| 443 RTC_DCHECK(reports->empty()); | |
| 444 | |
| 445 rtc::Thread::ScopedDisallowBlockingCalls no_blocking_calls; | |
| 446 | |
| 447 if (!track) { | |
| 448 reports->reserve(reports_.size()); | |
| 449 for (auto* r : reports_) | |
| 450 reports->push_back(r); | |
| 451 return; | |
| 452 } | |
| 453 | |
| 454 StatsReport* report = reports_.Find(StatsReport::NewTypedId( | |
| 455 StatsReport::kStatsReportTypeSession, pc_->session()->id())); | |
| 456 if (report) | |
| 457 reports->push_back(report); | |
| 458 | |
| 459 report = reports_.Find(StatsReport::NewTypedId( | |
| 460 StatsReport::kStatsReportTypeTrack, track->id())); | |
| 461 | |
| 462 if (!report) | |
| 463 return; | |
| 464 | |
| 465 reports->push_back(report); | |
| 466 | |
| 467 std::string track_id; | |
| 468 for (const auto* r : reports_) { | |
| 469 if (r->type() != StatsReport::kStatsReportTypeSsrc) | |
| 470 continue; | |
| 471 | |
| 472 const StatsReport::Value* v = | |
| 473 r->FindValue(StatsReport::kStatsValueNameTrackId); | |
| 474 if (v && v->string_val() == track->id()) | |
| 475 reports->push_back(r); | |
| 476 } | |
| 477 } | |
| 478 | |
| 479 void | |
| 480 StatsCollector::UpdateStats(PeerConnectionInterface::StatsOutputLevel level) { | |
| 481 RTC_DCHECK(pc_->session()->signaling_thread()->IsCurrent()); | |
| 482 double time_now = GetTimeNow(); | |
| 483 // Calls to UpdateStats() that occur less than kMinGatherStatsPeriod number of | |
| 484 // ms apart will be ignored. | |
| 485 const double kMinGatherStatsPeriod = 50; | |
| 486 if (stats_gathering_started_ != 0 && | |
| 487 stats_gathering_started_ + kMinGatherStatsPeriod > time_now) { | |
| 488 return; | |
| 489 } | |
| 490 stats_gathering_started_ = time_now; | |
| 491 | |
| 492 // TODO(pthatcher): Merge PeerConnection and WebRtcSession so there is no | |
| 493 // pc_->session(). | |
| 494 if (pc_->session()) { | |
| 495 // TODO(tommi): All of these hop over to the worker thread to fetch | |
| 496 // information. We could use an AsyncInvoker to run all of these and post | |
| 497 // the information back to the signaling thread where we can create and | |
| 498 // update stats reports. That would also clean up the threading story a bit | |
| 499 // since we'd be creating/updating the stats report objects consistently on | |
| 500 // the same thread (this class has no locks right now). | |
| 501 ExtractSessionInfo(); | |
| 502 ExtractVoiceInfo(); | |
| 503 ExtractVideoInfo(level); | |
| 504 ExtractSenderInfo(); | |
| 505 ExtractDataInfo(); | |
| 506 UpdateTrackReports(); | |
| 507 } | |
| 508 } | |
| 509 | |
| 510 StatsReport* StatsCollector::PrepareReport( | |
| 511 bool local, | |
| 512 uint32_t ssrc, | |
| 513 const StatsReport::Id& transport_id, | |
| 514 StatsReport::Direction direction) { | |
| 515 RTC_DCHECK(pc_->session()->signaling_thread()->IsCurrent()); | |
| 516 StatsReport::Id id(StatsReport::NewIdWithDirection( | |
| 517 local ? StatsReport::kStatsReportTypeSsrc | |
| 518 : StatsReport::kStatsReportTypeRemoteSsrc, | |
| 519 rtc::ToString<uint32_t>(ssrc), direction)); | |
| 520 StatsReport* report = reports_.Find(id); | |
| 521 | |
| 522 // Use the ID of the track that is currently mapped to the SSRC, if any. | |
| 523 std::string track_id; | |
| 524 if (!GetTrackIdBySsrc(ssrc, &track_id, direction)) { | |
| 525 if (!report) { | |
| 526 // The ssrc is not used by any track or existing report, return NULL | |
| 527 // in such case to indicate no report is prepared for the ssrc. | |
| 528 return NULL; | |
| 529 } | |
| 530 | |
| 531 // The ssrc is not used by any existing track. Keeps the old track id | |
| 532 // since we want to report the stats for inactive ssrc. | |
| 533 const StatsReport::Value* v = | |
| 534 report->FindValue(StatsReport::kStatsValueNameTrackId); | |
| 535 if (v) | |
| 536 track_id = v->string_val(); | |
| 537 } | |
| 538 | |
| 539 if (!report) | |
| 540 report = reports_.InsertNew(id); | |
| 541 | |
| 542 // FYI - for remote reports, the timestamp will be overwritten later. | |
| 543 report->set_timestamp(stats_gathering_started_); | |
| 544 | |
| 545 report->AddInt64(StatsReport::kStatsValueNameSsrc, ssrc); | |
| 546 report->AddString(StatsReport::kStatsValueNameTrackId, track_id); | |
| 547 // Add the mapping of SSRC to transport. | |
| 548 report->AddId(StatsReport::kStatsValueNameTransportId, transport_id); | |
| 549 return report; | |
| 550 } | |
| 551 | |
| 552 bool StatsCollector::IsValidTrack(const std::string& track_id) { | |
| 553 return reports_.Find(StatsReport::NewTypedId( | |
| 554 StatsReport::kStatsReportTypeTrack, track_id)) != nullptr; | |
| 555 } | |
| 556 | |
| 557 StatsReport* StatsCollector::AddCertificateReports( | |
| 558 const rtc::SSLCertificate* cert) { | |
| 559 RTC_DCHECK(pc_->session()->signaling_thread()->IsCurrent()); | |
| 560 RTC_DCHECK(cert != NULL); | |
| 561 | |
| 562 std::unique_ptr<rtc::SSLCertificateStats> first_stats = cert->GetStats(); | |
| 563 StatsReport* first_report = nullptr; | |
| 564 StatsReport* prev_report = nullptr; | |
| 565 for (rtc::SSLCertificateStats* stats = first_stats.get(); stats; | |
| 566 stats = stats->issuer.get()) { | |
| 567 StatsReport::Id id(StatsReport::NewTypedId( | |
| 568 StatsReport::kStatsReportTypeCertificate, stats->fingerprint)); | |
| 569 | |
| 570 StatsReport* report = reports_.ReplaceOrAddNew(id); | |
| 571 report->set_timestamp(stats_gathering_started_); | |
| 572 report->AddString(StatsReport::kStatsValueNameFingerprint, | |
| 573 stats->fingerprint); | |
| 574 report->AddString(StatsReport::kStatsValueNameFingerprintAlgorithm, | |
| 575 stats->fingerprint_algorithm); | |
| 576 report->AddString(StatsReport::kStatsValueNameDer, | |
| 577 stats->base64_certificate); | |
| 578 if (!first_report) | |
| 579 first_report = report; | |
| 580 else | |
| 581 prev_report->AddId(StatsReport::kStatsValueNameIssuerId, id); | |
| 582 prev_report = report; | |
| 583 } | |
| 584 return first_report; | |
| 585 } | |
| 586 | |
| 587 StatsReport* StatsCollector::AddConnectionInfoReport( | |
| 588 const std::string& content_name, int component, int connection_id, | |
| 589 const StatsReport::Id& channel_report_id, | |
| 590 const cricket::ConnectionInfo& info) { | |
| 591 StatsReport::Id id(StatsReport::NewCandidatePairId(content_name, component, | |
| 592 connection_id)); | |
| 593 StatsReport* report = reports_.ReplaceOrAddNew(id); | |
| 594 report->set_timestamp(stats_gathering_started_); | |
| 595 | |
| 596 const BoolForAdd bools[] = { | |
| 597 {StatsReport::kStatsValueNameActiveConnection, info.best_connection}, | |
| 598 {StatsReport::kStatsValueNameReceiving, info.receiving}, | |
| 599 {StatsReport::kStatsValueNameWritable, info.writable}, | |
| 600 }; | |
| 601 for (const auto& b : bools) | |
| 602 report->AddBoolean(b.name, b.value); | |
| 603 | |
| 604 report->AddId(StatsReport::kStatsValueNameChannelId, channel_report_id); | |
| 605 report->AddId(StatsReport::kStatsValueNameLocalCandidateId, | |
| 606 AddCandidateReport(info.local_candidate, true)->id()); | |
| 607 report->AddId(StatsReport::kStatsValueNameRemoteCandidateId, | |
| 608 AddCandidateReport(info.remote_candidate, false)->id()); | |
| 609 | |
| 610 const Int64ForAdd int64s[] = { | |
| 611 {StatsReport::kStatsValueNameBytesReceived, info.recv_total_bytes}, | |
| 612 {StatsReport::kStatsValueNameBytesSent, info.sent_total_bytes}, | |
| 613 {StatsReport::kStatsValueNamePacketsSent, info.sent_total_packets}, | |
| 614 {StatsReport::kStatsValueNameRtt, info.rtt}, | |
| 615 {StatsReport::kStatsValueNameSendPacketsDiscarded, | |
| 616 info.sent_discarded_packets}, | |
| 617 {StatsReport::kStatsValueNameSentPingRequestsTotal, | |
| 618 info.sent_ping_requests_total}, | |
| 619 {StatsReport::kStatsValueNameSentPingRequestsBeforeFirstResponse, | |
| 620 info.sent_ping_requests_before_first_response}, | |
| 621 {StatsReport::kStatsValueNameSentPingResponses, info.sent_ping_responses}, | |
| 622 {StatsReport::kStatsValueNameRecvPingRequests, info.recv_ping_requests}, | |
| 623 {StatsReport::kStatsValueNameRecvPingResponses, info.recv_ping_responses}, | |
| 624 }; | |
| 625 for (const auto& i : int64s) | |
| 626 report->AddInt64(i.name, i.value); | |
| 627 | |
| 628 report->AddString(StatsReport::kStatsValueNameLocalAddress, | |
| 629 info.local_candidate.address().ToString()); | |
| 630 report->AddString(StatsReport::kStatsValueNameLocalCandidateType, | |
| 631 info.local_candidate.type()); | |
| 632 report->AddString(StatsReport::kStatsValueNameRemoteAddress, | |
| 633 info.remote_candidate.address().ToString()); | |
| 634 report->AddString(StatsReport::kStatsValueNameRemoteCandidateType, | |
| 635 info.remote_candidate.type()); | |
| 636 report->AddString(StatsReport::kStatsValueNameTransportType, | |
| 637 info.local_candidate.protocol()); | |
| 638 | |
| 639 return report; | |
| 640 } | |
| 641 | |
| 642 StatsReport* StatsCollector::AddCandidateReport( | |
| 643 const cricket::Candidate& candidate, | |
| 644 bool local) { | |
| 645 StatsReport::Id id(StatsReport::NewCandidateId(local, candidate.id())); | |
| 646 StatsReport* report = reports_.Find(id); | |
| 647 if (!report) { | |
| 648 report = reports_.InsertNew(id); | |
| 649 report->set_timestamp(stats_gathering_started_); | |
| 650 if (local) { | |
| 651 report->AddString(StatsReport::kStatsValueNameCandidateNetworkType, | |
| 652 AdapterTypeToStatsType(candidate.network_type())); | |
| 653 } | |
| 654 report->AddString(StatsReport::kStatsValueNameCandidateIPAddress, | |
| 655 candidate.address().ipaddr().ToString()); | |
| 656 report->AddString(StatsReport::kStatsValueNameCandidatePortNumber, | |
| 657 candidate.address().PortAsString()); | |
| 658 report->AddInt(StatsReport::kStatsValueNameCandidatePriority, | |
| 659 candidate.priority()); | |
| 660 report->AddString(StatsReport::kStatsValueNameCandidateType, | |
| 661 IceCandidateTypeToStatsType(candidate.type())); | |
| 662 report->AddString(StatsReport::kStatsValueNameCandidateTransportType, | |
| 663 candidate.protocol()); | |
| 664 } | |
| 665 | |
| 666 return report; | |
| 667 } | |
| 668 | |
| 669 void StatsCollector::ExtractSessionInfo() { | |
| 670 RTC_DCHECK(pc_->session()->signaling_thread()->IsCurrent()); | |
| 671 | |
| 672 // Extract information from the base session. | |
| 673 StatsReport::Id id(StatsReport::NewTypedId( | |
| 674 StatsReport::kStatsReportTypeSession, pc_->session()->id())); | |
| 675 StatsReport* report = reports_.ReplaceOrAddNew(id); | |
| 676 report->set_timestamp(stats_gathering_started_); | |
| 677 report->AddBoolean(StatsReport::kStatsValueNameInitiator, | |
| 678 pc_->session()->initial_offerer()); | |
| 679 | |
| 680 SessionStats stats; | |
| 681 if (!pc_->session()->GetTransportStats(&stats)) { | |
| 682 return; | |
| 683 } | |
| 684 | |
| 685 // Store the proxy map away for use in SSRC reporting. | |
| 686 // TODO(tommi): This shouldn't be necessary if we post the stats back to the | |
| 687 // signaling thread after fetching them on the worker thread, then just use | |
| 688 // the proxy map directly from the session stats. | |
| 689 // As is, if GetStats() failed, we could be using old (incorrect?) proxy | |
| 690 // data. | |
| 691 proxy_to_transport_ = stats.proxy_to_transport; | |
| 692 | |
| 693 for (const auto& transport_iter : stats.transport_stats) { | |
| 694 // Attempt to get a copy of the certificates from the transport and | |
| 695 // expose them in stats reports. All channels in a transport share the | |
| 696 // same local and remote certificates. | |
| 697 // | |
| 698 StatsReport::Id local_cert_report_id, remote_cert_report_id; | |
| 699 rtc::scoped_refptr<rtc::RTCCertificate> certificate; | |
| 700 if (pc_->session()->GetLocalCertificate( | |
| 701 transport_iter.second.transport_name, &certificate)) { | |
| 702 StatsReport* r = AddCertificateReports(&(certificate->ssl_certificate())); | |
| 703 if (r) | |
| 704 local_cert_report_id = r->id(); | |
| 705 } | |
| 706 | |
| 707 std::unique_ptr<rtc::SSLCertificate> cert = | |
| 708 pc_->session()->GetRemoteSSLCertificate( | |
| 709 transport_iter.second.transport_name); | |
| 710 if (cert) { | |
| 711 StatsReport* r = AddCertificateReports(cert.get()); | |
| 712 if (r) | |
| 713 remote_cert_report_id = r->id(); | |
| 714 } | |
| 715 | |
| 716 for (const auto& channel_iter : transport_iter.second.channel_stats) { | |
| 717 StatsReport::Id id(StatsReport::NewComponentId( | |
| 718 transport_iter.second.transport_name, channel_iter.component)); | |
| 719 StatsReport* channel_report = reports_.ReplaceOrAddNew(id); | |
| 720 channel_report->set_timestamp(stats_gathering_started_); | |
| 721 channel_report->AddInt(StatsReport::kStatsValueNameComponent, | |
| 722 channel_iter.component); | |
| 723 if (local_cert_report_id.get()) { | |
| 724 channel_report->AddId(StatsReport::kStatsValueNameLocalCertificateId, | |
| 725 local_cert_report_id); | |
| 726 } | |
| 727 if (remote_cert_report_id.get()) { | |
| 728 channel_report->AddId(StatsReport::kStatsValueNameRemoteCertificateId, | |
| 729 remote_cert_report_id); | |
| 730 } | |
| 731 int srtp_crypto_suite = channel_iter.srtp_crypto_suite; | |
| 732 if (srtp_crypto_suite != rtc::SRTP_INVALID_CRYPTO_SUITE && | |
| 733 rtc::SrtpCryptoSuiteToName(srtp_crypto_suite).length()) { | |
| 734 channel_report->AddString( | |
| 735 StatsReport::kStatsValueNameSrtpCipher, | |
| 736 rtc::SrtpCryptoSuiteToName(srtp_crypto_suite)); | |
| 737 } | |
| 738 int ssl_cipher_suite = channel_iter.ssl_cipher_suite; | |
| 739 if (ssl_cipher_suite != rtc::TLS_NULL_WITH_NULL_NULL && | |
| 740 rtc::SSLStreamAdapter::SslCipherSuiteToName(ssl_cipher_suite) | |
| 741 .length()) { | |
| 742 channel_report->AddString( | |
| 743 StatsReport::kStatsValueNameDtlsCipher, | |
| 744 rtc::SSLStreamAdapter::SslCipherSuiteToName(ssl_cipher_suite)); | |
| 745 } | |
| 746 | |
| 747 int connection_id = 0; | |
| 748 for (const cricket::ConnectionInfo& info : | |
| 749 channel_iter.connection_infos) { | |
| 750 StatsReport* connection_report = AddConnectionInfoReport( | |
| 751 transport_iter.first, channel_iter.component, connection_id++, | |
| 752 channel_report->id(), info); | |
| 753 if (info.best_connection) { | |
| 754 channel_report->AddId( | |
| 755 StatsReport::kStatsValueNameSelectedCandidatePairId, | |
| 756 connection_report->id()); | |
| 757 } | |
| 758 } | |
| 759 } | |
| 760 } | |
| 761 } | |
| 762 | |
| 763 void StatsCollector::ExtractVoiceInfo() { | |
| 764 RTC_DCHECK(pc_->session()->signaling_thread()->IsCurrent()); | |
| 765 | |
| 766 if (!pc_->session()->voice_channel()) { | |
| 767 return; | |
| 768 } | |
| 769 cricket::VoiceMediaInfo voice_info; | |
| 770 if (!pc_->session()->voice_channel()->GetStats(&voice_info)) { | |
| 771 LOG(LS_ERROR) << "Failed to get voice channel stats."; | |
| 772 return; | |
| 773 } | |
| 774 | |
| 775 // TODO(tommi): The above code should run on the worker thread and post the | |
| 776 // results back to the signaling thread, where we can add data to the reports. | |
| 777 rtc::Thread::ScopedDisallowBlockingCalls no_blocking_calls; | |
| 778 | |
| 779 StatsReport::Id transport_id(GetTransportIdFromProxy( | |
| 780 proxy_to_transport_, pc_->session()->voice_channel()->content_name())); | |
| 781 if (!transport_id.get()) { | |
| 782 LOG(LS_ERROR) << "Failed to get transport name for proxy " | |
| 783 << pc_->session()->voice_channel()->content_name(); | |
| 784 return; | |
| 785 } | |
| 786 | |
| 787 ExtractStatsFromList(voice_info.receivers, transport_id, this, | |
| 788 StatsReport::kReceive); | |
| 789 ExtractStatsFromList(voice_info.senders, transport_id, this, | |
| 790 StatsReport::kSend); | |
| 791 | |
| 792 UpdateStatsFromExistingLocalAudioTracks(); | |
| 793 } | |
| 794 | |
| 795 void StatsCollector::ExtractVideoInfo( | |
| 796 PeerConnectionInterface::StatsOutputLevel level) { | |
| 797 RTC_DCHECK(pc_->session()->signaling_thread()->IsCurrent()); | |
| 798 | |
| 799 if (!pc_->session()->video_channel()) | |
| 800 return; | |
| 801 | |
| 802 cricket::VideoMediaInfo video_info; | |
| 803 if (!pc_->session()->video_channel()->GetStats(&video_info)) { | |
| 804 LOG(LS_ERROR) << "Failed to get video channel stats."; | |
| 805 return; | |
| 806 } | |
| 807 | |
| 808 // TODO(tommi): The above code should run on the worker thread and post the | |
| 809 // results back to the signaling thread, where we can add data to the reports. | |
| 810 rtc::Thread::ScopedDisallowBlockingCalls no_blocking_calls; | |
| 811 | |
| 812 StatsReport::Id transport_id(GetTransportIdFromProxy( | |
| 813 proxy_to_transport_, pc_->session()->video_channel()->content_name())); | |
| 814 if (!transport_id.get()) { | |
| 815 LOG(LS_ERROR) << "Failed to get transport name for proxy " | |
| 816 << pc_->session()->video_channel()->content_name(); | |
| 817 return; | |
| 818 } | |
| 819 ExtractStatsFromList(video_info.receivers, transport_id, this, | |
| 820 StatsReport::kReceive); | |
| 821 ExtractStatsFromList(video_info.senders, transport_id, this, | |
| 822 StatsReport::kSend); | |
| 823 if (video_info.bw_estimations.size() != 1) { | |
| 824 LOG(LS_ERROR) << "BWEs count: " << video_info.bw_estimations.size(); | |
| 825 } else { | |
| 826 StatsReport::Id report_id(StatsReport::NewBandwidthEstimationId()); | |
| 827 StatsReport* report = reports_.FindOrAddNew(report_id); | |
| 828 ExtractStats( | |
| 829 video_info.bw_estimations[0], stats_gathering_started_, level, report); | |
| 830 } | |
| 831 } | |
| 832 | |
| 833 void StatsCollector::ExtractSenderInfo() { | |
| 834 RTC_DCHECK(pc_->session()->signaling_thread()->IsCurrent()); | |
| 835 | |
| 836 for (const auto& sender : pc_->GetSenders()) { | |
| 837 // TODO(nisse): SSRC == 0 currently means none. Delete check when | |
| 838 // that is fixed. | |
| 839 if (!sender->ssrc()) { | |
| 840 continue; | |
| 841 } | |
| 842 const rtc::scoped_refptr<MediaStreamTrackInterface> track(sender->track()); | |
| 843 if (!track || track->kind() != MediaStreamTrackInterface::kVideoKind) { | |
| 844 continue; | |
| 845 } | |
| 846 // Safe, because kind() == kVideoKind implies a subclass of | |
| 847 // VideoTrackInterface; see mediastreaminterface.h. | |
| 848 VideoTrackSourceInterface* source = | |
| 849 static_cast<VideoTrackInterface*>(track.get())->GetSource(); | |
| 850 | |
| 851 VideoTrackSourceInterface::Stats stats; | |
| 852 if (!source->GetStats(&stats)) { | |
| 853 continue; | |
| 854 } | |
| 855 const StatsReport::Id stats_id = StatsReport::NewIdWithDirection( | |
| 856 StatsReport::kStatsReportTypeSsrc, | |
| 857 rtc::ToString<uint32_t>(sender->ssrc()), StatsReport::kSend); | |
| 858 StatsReport* report = reports_.FindOrAddNew(stats_id); | |
| 859 report->AddInt(StatsReport::kStatsValueNameFrameWidthInput, | |
| 860 stats.input_width); | |
| 861 report->AddInt(StatsReport::kStatsValueNameFrameHeightInput, | |
| 862 stats.input_height); | |
| 863 } | |
| 864 } | |
| 865 | |
| 866 void StatsCollector::ExtractDataInfo() { | |
| 867 RTC_DCHECK(pc_->session()->signaling_thread()->IsCurrent()); | |
| 868 | |
| 869 rtc::Thread::ScopedDisallowBlockingCalls no_blocking_calls; | |
| 870 | |
| 871 for (const auto& dc : pc_->sctp_data_channels()) { | |
| 872 StatsReport::Id id(StatsReport::NewTypedIntId( | |
| 873 StatsReport::kStatsReportTypeDataChannel, dc->id())); | |
| 874 StatsReport* report = reports_.ReplaceOrAddNew(id); | |
| 875 report->set_timestamp(stats_gathering_started_); | |
| 876 report->AddString(StatsReport::kStatsValueNameLabel, dc->label()); | |
| 877 // Filter out the initial id (-1). | |
| 878 if (dc->id() >= 0) { | |
| 879 report->AddInt(StatsReport::kStatsValueNameDataChannelId, dc->id()); | |
| 880 } | |
| 881 report->AddString(StatsReport::kStatsValueNameProtocol, dc->protocol()); | |
| 882 report->AddString(StatsReport::kStatsValueNameState, | |
| 883 DataChannelInterface::DataStateString(dc->state())); | |
| 884 } | |
| 885 } | |
| 886 | |
| 887 StatsReport* StatsCollector::GetReport(const StatsReport::StatsType& type, | |
| 888 const std::string& id, | |
| 889 StatsReport::Direction direction) { | |
| 890 RTC_DCHECK(pc_->session()->signaling_thread()->IsCurrent()); | |
| 891 RTC_DCHECK(type == StatsReport::kStatsReportTypeSsrc || | |
| 892 type == StatsReport::kStatsReportTypeRemoteSsrc); | |
| 893 return reports_.Find(StatsReport::NewIdWithDirection(type, id, direction)); | |
| 894 } | |
| 895 | |
| 896 void StatsCollector::UpdateStatsFromExistingLocalAudioTracks() { | |
| 897 RTC_DCHECK(pc_->session()->signaling_thread()->IsCurrent()); | |
| 898 // Loop through the existing local audio tracks. | |
| 899 for (const auto& it : local_audio_tracks_) { | |
| 900 AudioTrackInterface* track = it.first; | |
| 901 uint32_t ssrc = it.second; | |
| 902 StatsReport* report = | |
| 903 GetReport(StatsReport::kStatsReportTypeSsrc, | |
| 904 rtc::ToString<uint32_t>(ssrc), StatsReport::kSend); | |
| 905 if (report == NULL) { | |
| 906 // This can happen if a local audio track is added to a stream on the | |
| 907 // fly and the report has not been set up yet. Do nothing in this case. | |
| 908 LOG(LS_ERROR) << "Stats report does not exist for ssrc " << ssrc; | |
| 909 continue; | |
| 910 } | |
| 911 | |
| 912 // The same ssrc can be used by both local and remote audio tracks. | |
| 913 const StatsReport::Value* v = | |
| 914 report->FindValue(StatsReport::kStatsValueNameTrackId); | |
| 915 if (!v || v->string_val() != track->id()) | |
| 916 continue; | |
| 917 | |
| 918 report->set_timestamp(stats_gathering_started_); | |
| 919 UpdateReportFromAudioTrack(track, report); | |
| 920 } | |
| 921 } | |
| 922 | |
| 923 void StatsCollector::UpdateReportFromAudioTrack(AudioTrackInterface* track, | |
| 924 StatsReport* report) { | |
| 925 RTC_DCHECK(pc_->session()->signaling_thread()->IsCurrent()); | |
| 926 RTC_DCHECK(track != NULL); | |
| 927 | |
| 928 // Don't overwrite report values if they're not available. | |
| 929 int signal_level; | |
| 930 if (track->GetSignalLevel(&signal_level)) { | |
| 931 RTC_DCHECK_GE(signal_level, 0); | |
| 932 report->AddInt(StatsReport::kStatsValueNameAudioInputLevel, signal_level); | |
| 933 } | |
| 934 | |
| 935 auto audio_processor(track->GetAudioProcessor()); | |
| 936 | |
| 937 if (audio_processor.get()) { | |
| 938 AudioProcessorInterface::AudioProcessorStats stats; | |
| 939 audio_processor->GetStats(&stats); | |
| 940 | |
| 941 SetAudioProcessingStats( | |
| 942 report, stats.typing_noise_detected, stats.echo_return_loss, | |
| 943 stats.echo_return_loss_enhancement, stats.echo_delay_median_ms, | |
| 944 stats.aec_quality_min, stats.echo_delay_std_ms, | |
| 945 stats.residual_echo_likelihood); | |
| 946 | |
| 947 report->AddFloat(StatsReport::kStatsValueNameAecDivergentFilterFraction, | |
| 948 stats.aec_divergent_filter_fraction); | |
| 949 } | |
| 950 } | |
| 951 | |
| 952 bool StatsCollector::GetTrackIdBySsrc(uint32_t ssrc, | |
| 953 std::string* track_id, | |
| 954 StatsReport::Direction direction) { | |
| 955 RTC_DCHECK(pc_->session()->signaling_thread()->IsCurrent()); | |
| 956 if (direction == StatsReport::kSend) { | |
| 957 if (!pc_->session()->GetLocalTrackIdBySsrc(ssrc, track_id)) { | |
| 958 LOG(LS_WARNING) << "The SSRC " << ssrc | |
| 959 << " is not associated with a sending track"; | |
| 960 return false; | |
| 961 } | |
| 962 } else { | |
| 963 RTC_DCHECK(direction == StatsReport::kReceive); | |
| 964 if (!pc_->session()->GetRemoteTrackIdBySsrc(ssrc, track_id)) { | |
| 965 LOG(LS_WARNING) << "The SSRC " << ssrc | |
| 966 << " is not associated with a receiving track"; | |
| 967 return false; | |
| 968 } | |
| 969 } | |
| 970 | |
| 971 return true; | |
| 972 } | |
| 973 | |
| 974 void StatsCollector::UpdateTrackReports() { | |
| 975 RTC_DCHECK(pc_->session()->signaling_thread()->IsCurrent()); | |
| 976 | |
| 977 rtc::Thread::ScopedDisallowBlockingCalls no_blocking_calls; | |
| 978 | |
| 979 for (const auto& entry : track_ids_) { | |
| 980 StatsReport* report = entry.second; | |
| 981 report->set_timestamp(stats_gathering_started_); | |
| 982 } | |
| 983 } | |
| 984 | |
| 985 void StatsCollector::ClearUpdateStatsCacheForTest() { | |
| 986 stats_gathering_started_ = 0; | |
| 987 } | |
| 988 | |
| 989 } // namespace webrtc | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 2514883002:
Create //webrtc/api:libjingle_peerconnection_api + refactorings. (Closed)
