Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(548)

Side by Side Diff: webrtc/api/rtcstatscollector.cc

Issue 2514883002: Create //webrtc/api:libjingle_peerconnection_api + refactorings. (Closed)
Patch Set: Added three headers for backwards-compatibility, specifically for building chromium. Created 4 years ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch
OLDNEW
(Empty)
1 /*
2 * Copyright 2016 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/rtcstatscollector.h"
12
13 #include <memory>
14 #include <utility>
15 #include <vector>
16
17 #include "webrtc/api/peerconnection.h"
18 #include "webrtc/api/peerconnectioninterface.h"
19 #include "webrtc/api/mediastreaminterface.h"
20 #include "webrtc/api/webrtcsession.h"
21 #include "webrtc/base/checks.h"
22 #include "webrtc/base/timeutils.h"
23 #include "webrtc/media/base/mediachannel.h"
24 #include "webrtc/p2p/base/candidate.h"
25 #include "webrtc/p2p/base/p2pconstants.h"
26 #include "webrtc/p2p/base/port.h"
27
28 namespace webrtc {
29
30 namespace {
31
32 std::string RTCCertificateIDFromFingerprint(const std::string& fingerprint) {
33 return "RTCCertificate_" + fingerprint;
34 }
35
36 std::string RTCCodecStatsIDFromDirectionMediaAndPayload(
37 bool inbound, bool audio, uint32_t payload_type) {
38 // TODO(hbos): When we are able to handle multiple m= lines of the same media
39 // type (and multiple BaseChannels for the same type is possible?) this needs
40 // to be updated to differentiate the transport being used, and stats need to
41 // be collected for all of them. crbug.com/659117
42 if (inbound) {
43 return audio ? "RTCCodec_InboundAudio_" + rtc::ToString<>(payload_type)
44 : "RTCCodec_InboundVideo_" + rtc::ToString<>(payload_type);
45 }
46 return audio ? "RTCCodec_OutboundAudio_" + rtc::ToString<>(payload_type)
47 : "RTCCodec_OutboundVideo_" + rtc::ToString<>(payload_type);
48 }
49
50 std::string RTCIceCandidatePairStatsIDFromConnectionInfo(
51 const cricket::ConnectionInfo& info) {
52 return "RTCIceCandidatePair_" + info.local_candidate.id() + "_" +
53 info.remote_candidate.id();
54 }
55
56 std::string RTCMediaStreamTrackStatsIDFromMediaStreamTrackInterface(
57 const MediaStreamTrackInterface& track) {
58 return "RTCMediaStreamTrack_" + track.id();
59 }
60
61 std::string RTCTransportStatsIDFromTransportChannel(
62 const std::string& transport_name, int channel_component) {
63 return "RTCTransport_" + transport_name + "_" +
64 rtc::ToString<>(channel_component);
65 }
66
67 std::string RTCTransportStatsIDFromBaseChannel(
68 const ProxyTransportMap& proxy_to_transport,
69 const cricket::BaseChannel& base_channel) {
70 auto proxy_it = proxy_to_transport.find(base_channel.content_name());
71 if (proxy_it == proxy_to_transport.cend())
72 return "";
73 return RTCTransportStatsIDFromTransportChannel(
74 proxy_it->second, cricket::ICE_CANDIDATE_COMPONENT_RTP);
75 }
76
77 std::string RTCInboundRTPStreamStatsIDFromSSRC(bool audio, uint32_t ssrc) {
78 return audio ? "RTCInboundRTPAudioStream_" + rtc::ToString<>(ssrc)
79 : "RTCInboundRTPVideoStream_" + rtc::ToString<>(ssrc);
80 }
81
82 std::string RTCOutboundRTPStreamStatsIDFromSSRC(bool audio, uint32_t ssrc) {
83 return audio ? "RTCOutboundRTPAudioStream_" + rtc::ToString<>(ssrc)
84 : "RTCOutboundRTPVideoStream_" + rtc::ToString<>(ssrc);
85 }
86
87 const char* CandidateTypeToRTCIceCandidateType(const std::string& type) {
88 if (type == cricket::LOCAL_PORT_TYPE)
89 return RTCIceCandidateType::kHost;
90 if (type == cricket::STUN_PORT_TYPE)
91 return RTCIceCandidateType::kSrflx;
92 if (type == cricket::PRFLX_PORT_TYPE)
93 return RTCIceCandidateType::kPrflx;
94 if (type == cricket::RELAY_PORT_TYPE)
95 return RTCIceCandidateType::kRelay;
96 RTC_NOTREACHED();
97 return nullptr;
98 }
99
100 const char* DataStateToRTCDataChannelState(
101 DataChannelInterface::DataState state) {
102 switch (state) {
103 case DataChannelInterface::kConnecting:
104 return RTCDataChannelState::kConnecting;
105 case DataChannelInterface::kOpen:
106 return RTCDataChannelState::kOpen;
107 case DataChannelInterface::kClosing:
108 return RTCDataChannelState::kClosing;
109 case DataChannelInterface::kClosed:
110 return RTCDataChannelState::kClosed;
111 default:
112 RTC_NOTREACHED();
113 return nullptr;
114 }
115 }
116
117 std::unique_ptr<RTCCodecStats> CodecStatsFromRtpCodecParameters(
118 uint64_t timestamp_us, bool inbound, bool audio,
119 const RtpCodecParameters& codec_params) {
120 RTC_DCHECK_GE(codec_params.payload_type, 0);
121 RTC_DCHECK_LE(codec_params.payload_type, 127);
122 uint32_t payload_type = static_cast<uint32_t>(codec_params.payload_type);
123 std::unique_ptr<RTCCodecStats> codec_stats(new RTCCodecStats(
124 RTCCodecStatsIDFromDirectionMediaAndPayload(inbound, audio, payload_type),
125 timestamp_us));
126 codec_stats->payload_type = payload_type;
127 codec_stats->codec = (audio ? "audio/" : "video/") + codec_params.mime_type;
128 codec_stats->clock_rate = static_cast<uint32_t>(codec_params.clock_rate);
129 return codec_stats;
130 }
131
132 void SetMediaStreamTrackStatsFromMediaStreamTrackInterface(
133 const MediaStreamTrackInterface& track,
134 RTCMediaStreamTrackStats* track_stats) {
135 track_stats->track_identifier = track.id();
136 track_stats->ended = (track.state() == MediaStreamTrackInterface::kEnded);
137 }
138
139 // Provides the media independent counters (both audio and video).
140 void SetInboundRTPStreamStatsFromMediaReceiverInfo(
141 const cricket::MediaReceiverInfo& media_receiver_info,
142 RTCInboundRTPStreamStats* inbound_stats) {
143 RTC_DCHECK(inbound_stats);
144 inbound_stats->ssrc = rtc::ToString<>(media_receiver_info.ssrc());
145 // TODO(hbos): Support the remote case. crbug.com/657855
146 inbound_stats->is_remote = false;
147 // TODO(hbos): Set |codec_id| when we have |RTCCodecStats|. Maybe relevant:
148 // |media_receiver_info.codec_name|. crbug.com/657854, 657855, 659117
149 inbound_stats->packets_received =
150 static_cast<uint32_t>(media_receiver_info.packets_rcvd);
151 inbound_stats->bytes_received =
152 static_cast<uint64_t>(media_receiver_info.bytes_rcvd);
153 inbound_stats->packets_lost =
154 static_cast<uint32_t>(media_receiver_info.packets_lost);
155 inbound_stats->fraction_lost =
156 static_cast<double>(media_receiver_info.fraction_lost);
157 }
158
159 void SetInboundRTPStreamStatsFromVoiceReceiverInfo(
160 const cricket::VoiceReceiverInfo& voice_receiver_info,
161 RTCInboundRTPStreamStats* inbound_audio) {
162 SetInboundRTPStreamStatsFromMediaReceiverInfo(
163 voice_receiver_info, inbound_audio);
164 inbound_audio->media_type = "audio";
165 inbound_audio->jitter =
166 static_cast<double>(voice_receiver_info.jitter_ms) /
167 rtc::kNumMillisecsPerSec;
168 // |fir_count|, |pli_count| and |sli_count| are only valid for video and are
169 // purposefully left undefined for audio.
170 }
171
172 void SetInboundRTPStreamStatsFromVideoReceiverInfo(
173 const cricket::VideoReceiverInfo& video_receiver_info,
174 RTCInboundRTPStreamStats* inbound_video) {
175 SetInboundRTPStreamStatsFromMediaReceiverInfo(
176 video_receiver_info, inbound_video);
177 inbound_video->media_type = "video";
178 inbound_video->fir_count =
179 static_cast<uint32_t>(video_receiver_info.firs_sent);
180 inbound_video->pli_count =
181 static_cast<uint32_t>(video_receiver_info.plis_sent);
182 inbound_video->nack_count =
183 static_cast<uint32_t>(video_receiver_info.nacks_sent);
184 }
185
186 // Provides the media independent counters (both audio and video).
187 void SetOutboundRTPStreamStatsFromMediaSenderInfo(
188 const cricket::MediaSenderInfo& media_sender_info,
189 RTCOutboundRTPStreamStats* outbound_stats) {
190 RTC_DCHECK(outbound_stats);
191 outbound_stats->ssrc = rtc::ToString<>(media_sender_info.ssrc());
192 // TODO(hbos): Support the remote case. crbug.com/657856
193 outbound_stats->is_remote = false;
194 // TODO(hbos): Set |codec_id| when we have |RTCCodecStats|. Maybe relevant:
195 // |media_sender_info.codec_name|. crbug.com/657854, 657856, 659117
196 outbound_stats->packets_sent =
197 static_cast<uint32_t>(media_sender_info.packets_sent);
198 outbound_stats->bytes_sent =
199 static_cast<uint64_t>(media_sender_info.bytes_sent);
200 outbound_stats->round_trip_time =
201 static_cast<double>(media_sender_info.rtt_ms) / rtc::kNumMillisecsPerSec;
202 }
203
204 void SetOutboundRTPStreamStatsFromVoiceSenderInfo(
205 const cricket::VoiceSenderInfo& voice_sender_info,
206 RTCOutboundRTPStreamStats* outbound_audio) {
207 SetOutboundRTPStreamStatsFromMediaSenderInfo(
208 voice_sender_info, outbound_audio);
209 outbound_audio->media_type = "audio";
210 // |fir_count|, |pli_count| and |sli_count| are only valid for video and are
211 // purposefully left undefined for audio.
212 }
213
214 void SetOutboundRTPStreamStatsFromVideoSenderInfo(
215 const cricket::VideoSenderInfo& video_sender_info,
216 RTCOutboundRTPStreamStats* outbound_video) {
217 SetOutboundRTPStreamStatsFromMediaSenderInfo(
218 video_sender_info, outbound_video);
219 outbound_video->media_type = "video";
220 outbound_video->fir_count =
221 static_cast<uint32_t>(video_sender_info.firs_rcvd);
222 outbound_video->pli_count =
223 static_cast<uint32_t>(video_sender_info.plis_rcvd);
224 outbound_video->nack_count =
225 static_cast<uint32_t>(video_sender_info.nacks_rcvd);
226 }
227
228 void ProduceCertificateStatsFromSSLCertificateStats(
229 int64_t timestamp_us, const rtc::SSLCertificateStats& certificate_stats,
230 RTCStatsReport* report) {
231 RTCCertificateStats* prev_certificate_stats = nullptr;
232 for (const rtc::SSLCertificateStats* s = &certificate_stats; s;
233 s = s->issuer.get()) {
234 RTCCertificateStats* certificate_stats = new RTCCertificateStats(
235 RTCCertificateIDFromFingerprint(s->fingerprint), timestamp_us);
236 certificate_stats->fingerprint = s->fingerprint;
237 certificate_stats->fingerprint_algorithm = s->fingerprint_algorithm;
238 certificate_stats->base64_certificate = s->base64_certificate;
239 if (prev_certificate_stats)
240 prev_certificate_stats->issuer_certificate_id = certificate_stats->id();
241 report->AddStats(std::unique_ptr<RTCCertificateStats>(certificate_stats));
242 prev_certificate_stats = certificate_stats;
243 }
244 }
245
246 const std::string& ProduceIceCandidateStats(
247 int64_t timestamp_us, const cricket::Candidate& candidate, bool is_local,
248 RTCStatsReport* report) {
249 const std::string& id = "RTCIceCandidate_" + candidate.id();
250 const RTCStats* stats = report->Get(id);
251 if (!stats) {
252 std::unique_ptr<RTCIceCandidateStats> candidate_stats;
253 if (is_local)
254 candidate_stats.reset(new RTCLocalIceCandidateStats(id, timestamp_us));
255 else
256 candidate_stats.reset(new RTCRemoteIceCandidateStats(id, timestamp_us));
257 candidate_stats->ip = candidate.address().ipaddr().ToString();
258 candidate_stats->port = static_cast<int32_t>(candidate.address().port());
259 candidate_stats->protocol = candidate.protocol();
260 candidate_stats->candidate_type = CandidateTypeToRTCIceCandidateType(
261 candidate.type());
262 candidate_stats->priority = static_cast<int32_t>(candidate.priority());
263
264 stats = candidate_stats.get();
265 report->AddStats(std::move(candidate_stats));
266 }
267 RTC_DCHECK_EQ(stats->type(), is_local ? RTCLocalIceCandidateStats::kType
268 : RTCRemoteIceCandidateStats::kType);
269 return stats->id();
270 }
271
272 void ProduceMediaStreamAndTrackStats(
273 int64_t timestamp_us,
274 rtc::scoped_refptr<StreamCollectionInterface> streams,
275 bool is_local,
276 RTCStatsReport* report) {
277 // TODO(hbos): When "AddTrack" is implemented we should iterate tracks to
278 // find which streams exist, not iterate streams to find tracks.
279 // crbug.com/659137
280 // TODO(hbos): Return stats of detached tracks. We have to perform stats
281 // gathering at the time of detachment to get accurate stats and timestamps.
282 // crbug.com/659137
283 if (!streams)
284 return;
285 for (size_t i = 0; i < streams->count(); ++i) {
286 MediaStreamInterface* stream = streams->at(i);
287
288 std::unique_ptr<RTCMediaStreamStats> stream_stats(
289 new RTCMediaStreamStats("RTCMediaStream_" + stream->label(),
290 timestamp_us));
291 stream_stats->stream_identifier = stream->label();
292 stream_stats->track_ids = std::vector<std::string>();
293 // Audio Tracks
294 for (const rtc::scoped_refptr<AudioTrackInterface>& audio_track :
295 stream->GetAudioTracks()) {
296 std::string id = RTCMediaStreamTrackStatsIDFromMediaStreamTrackInterface(
297 *audio_track.get());
298 if (report->Get(id)) {
299 // Skip track, stats already exist for it.
300 continue;
301 }
302 std::unique_ptr<RTCMediaStreamTrackStats> audio_track_stats(
303 new RTCMediaStreamTrackStats(id, timestamp_us));
304 stream_stats->track_ids->push_back(audio_track_stats->id());
305 SetMediaStreamTrackStatsFromMediaStreamTrackInterface(
306 *audio_track.get(),
307 audio_track_stats.get());
308 audio_track_stats->remote_source = !is_local;
309 audio_track_stats->detached = false;
310 int signal_level;
311 if (audio_track->GetSignalLevel(&signal_level)) {
312 // Convert signal level from [0,32767] int to [0,1] double.
313 RTC_DCHECK_GE(signal_level, 0);
314 RTC_DCHECK_LE(signal_level, 32767);
315 audio_track_stats->audio_level = signal_level / 32767.0;
316 }
317 if (audio_track->GetAudioProcessor()) {
318 AudioProcessorInterface::AudioProcessorStats audio_processor_stats;
319 audio_track->GetAudioProcessor()->GetStats(&audio_processor_stats);
320 audio_track_stats->echo_return_loss = static_cast<double>(
321 audio_processor_stats.echo_return_loss);
322 audio_track_stats->echo_return_loss_enhancement = static_cast<double>(
323 audio_processor_stats.echo_return_loss_enhancement);
324 }
325 report->AddStats(std::move(audio_track_stats));
326 }
327 // Video Tracks
328 for (const rtc::scoped_refptr<VideoTrackInterface>& video_track :
329 stream->GetVideoTracks()) {
330 std::string id = RTCMediaStreamTrackStatsIDFromMediaStreamTrackInterface(
331 *video_track.get());
332 if (report->Get(id)) {
333 // Skip track, stats already exist for it.
334 continue;
335 }
336 std::unique_ptr<RTCMediaStreamTrackStats> video_track_stats(
337 new RTCMediaStreamTrackStats(id, timestamp_us));
338 stream_stats->track_ids->push_back(video_track_stats->id());
339 SetMediaStreamTrackStatsFromMediaStreamTrackInterface(
340 *video_track.get(),
341 video_track_stats.get());
342 video_track_stats->remote_source = !is_local;
343 video_track_stats->detached = false;
344 if (video_track->GetSource()) {
345 VideoTrackSourceInterface::Stats video_track_source_stats;
346 if (video_track->GetSource()->GetStats(&video_track_source_stats)) {
347 video_track_stats->frame_width = static_cast<uint32_t>(
348 video_track_source_stats.input_width);
349 video_track_stats->frame_height = static_cast<uint32_t>(
350 video_track_source_stats.input_height);
351 }
352 }
353 report->AddStats(std::move(video_track_stats));
354 }
355 report->AddStats(std::move(stream_stats));
356 }
357 }
358
359 } // namespace
360
361 rtc::scoped_refptr<RTCStatsCollector> RTCStatsCollector::Create(
362 PeerConnection* pc, int64_t cache_lifetime_us) {
363 return rtc::scoped_refptr<RTCStatsCollector>(
364 new rtc::RefCountedObject<RTCStatsCollector>(pc, cache_lifetime_us));
365 }
366
367 RTCStatsCollector::RTCStatsCollector(PeerConnection* pc,
368 int64_t cache_lifetime_us)
369 : pc_(pc),
370 signaling_thread_(pc->session()->signaling_thread()),
371 worker_thread_(pc->session()->worker_thread()),
372 network_thread_(pc->session()->network_thread()),
373 num_pending_partial_reports_(0),
374 partial_report_timestamp_us_(0),
375 cache_timestamp_us_(0),
376 cache_lifetime_us_(cache_lifetime_us) {
377 RTC_DCHECK(pc_);
378 RTC_DCHECK(signaling_thread_);
379 RTC_DCHECK(worker_thread_);
380 RTC_DCHECK(network_thread_);
381 RTC_DCHECK_GE(cache_lifetime_us_, 0);
382 pc_->SignalDataChannelCreated.connect(
383 this, &RTCStatsCollector::OnDataChannelCreated);
384 }
385
386 void RTCStatsCollector::GetStatsReport(
387 rtc::scoped_refptr<RTCStatsCollectorCallback> callback) {
388 RTC_DCHECK(signaling_thread_->IsCurrent());
389 RTC_DCHECK(callback);
390 callbacks_.push_back(callback);
391
392 // "Now" using a monotonically increasing timer.
393 int64_t cache_now_us = rtc::TimeMicros();
394 if (cached_report_ &&
395 cache_now_us - cache_timestamp_us_ <= cache_lifetime_us_) {
396 // We have a fresh cached report to deliver.
397 DeliverCachedReport();
398 } else if (!num_pending_partial_reports_) {
399 // Only start gathering stats if we're not already gathering stats. In the
400 // case of already gathering stats, |callback_| will be invoked when there
401 // are no more pending partial reports.
402
403 // "Now" using a system clock, relative to the UNIX epoch (Jan 1, 1970,
404 // UTC), in microseconds. The system clock could be modified and is not
405 // necessarily monotonically increasing.
406 int64_t timestamp_us = rtc::TimeUTCMicros();
407
408 num_pending_partial_reports_ = 3;
409 partial_report_timestamp_us_ = cache_now_us;
410 invoker_.AsyncInvoke<void>(RTC_FROM_HERE, signaling_thread_,
411 rtc::Bind(&RTCStatsCollector::ProducePartialResultsOnSignalingThread,
412 rtc::scoped_refptr<RTCStatsCollector>(this), timestamp_us));
413 invoker_.AsyncInvoke<void>(RTC_FROM_HERE, worker_thread_,
414 rtc::Bind(&RTCStatsCollector::ProducePartialResultsOnWorkerThread,
415 rtc::scoped_refptr<RTCStatsCollector>(this), timestamp_us));
416 invoker_.AsyncInvoke<void>(RTC_FROM_HERE, network_thread_,
417 rtc::Bind(&RTCStatsCollector::ProducePartialResultsOnNetworkThread,
418 rtc::scoped_refptr<RTCStatsCollector>(this), timestamp_us));
419 }
420 }
421
422 void RTCStatsCollector::ClearCachedStatsReport() {
423 RTC_DCHECK(signaling_thread_->IsCurrent());
424 cached_report_ = nullptr;
425 }
426
427 void RTCStatsCollector::ProducePartialResultsOnSignalingThread(
428 int64_t timestamp_us) {
429 RTC_DCHECK(signaling_thread_->IsCurrent());
430 rtc::scoped_refptr<RTCStatsReport> report = RTCStatsReport::Create(
431 timestamp_us);
432
433 SessionStats session_stats;
434 if (pc_->session()->GetTransportStats(&session_stats)) {
435 std::map<std::string, CertificateStatsPair> transport_cert_stats =
436 PrepareTransportCertificateStats(session_stats);
437 MediaInfo media_info = PrepareMediaInfo(session_stats);
438
439 ProduceCertificateStats_s(
440 timestamp_us, transport_cert_stats, report.get());
441 ProduceCodecStats_s(
442 timestamp_us, media_info, report.get());
443 ProduceIceCandidateAndPairStats_s(
444 timestamp_us, session_stats, report.get());
445 ProduceRTPStreamStats_s(
446 timestamp_us, session_stats, media_info, report.get());
447 ProduceTransportStats_s(
448 timestamp_us, session_stats, transport_cert_stats, report.get());
449 }
450 ProduceDataChannelStats_s(timestamp_us, report.get());
451 ProduceMediaStreamAndTrackStats_s(timestamp_us, report.get());
452 ProducePeerConnectionStats_s(timestamp_us, report.get());
453
454 AddPartialResults(report);
455 }
456
457 void RTCStatsCollector::ProducePartialResultsOnWorkerThread(
458 int64_t timestamp_us) {
459 RTC_DCHECK(worker_thread_->IsCurrent());
460 rtc::scoped_refptr<RTCStatsReport> report = RTCStatsReport::Create(
461 timestamp_us);
462
463 // TODO(hbos): Gather stats on worker thread.
464 // pc_->session()'s channels are owned by the signaling thread but there are
465 // some stats that are gathered on the worker thread. Instead of a synchronous
466 // invoke on "s->w" we could to the "w" work here asynchronously if it wasn't
467 // for the ownership issue. Synchronous invokes in other places makes it
468 // difficult to introduce locks without introducing deadlocks and the channels
469 // are not reference counted.
470
471 AddPartialResults(report);
472 }
473
474 void RTCStatsCollector::ProducePartialResultsOnNetworkThread(
475 int64_t timestamp_us) {
476 RTC_DCHECK(network_thread_->IsCurrent());
477 rtc::scoped_refptr<RTCStatsReport> report = RTCStatsReport::Create(
478 timestamp_us);
479
480 // TODO(hbos): Gather stats on network thread.
481 // pc_->session()'s channels are owned by the signaling thread but there are
482 // some stats that are gathered on the network thread. Instead of a
483 // synchronous invoke on "s->n" we could to the "n" work here asynchronously
484 // if it wasn't for the ownership issue. Synchronous invokes in other places
485 // makes it difficult to introduce locks without introducing deadlocks and the
486 // channels are not reference counted.
487
488 AddPartialResults(report);
489 }
490
491 void RTCStatsCollector::AddPartialResults(
492 const rtc::scoped_refptr<RTCStatsReport>& partial_report) {
493 if (!signaling_thread_->IsCurrent()) {
494 invoker_.AsyncInvoke<void>(RTC_FROM_HERE, signaling_thread_,
495 rtc::Bind(&RTCStatsCollector::AddPartialResults_s,
496 rtc::scoped_refptr<RTCStatsCollector>(this),
497 partial_report));
498 return;
499 }
500 AddPartialResults_s(partial_report);
501 }
502
503 void RTCStatsCollector::AddPartialResults_s(
504 rtc::scoped_refptr<RTCStatsReport> partial_report) {
505 RTC_DCHECK(signaling_thread_->IsCurrent());
506 RTC_DCHECK_GT(num_pending_partial_reports_, 0);
507 if (!partial_report_)
508 partial_report_ = partial_report;
509 else
510 partial_report_->TakeMembersFrom(partial_report);
511 --num_pending_partial_reports_;
512 if (!num_pending_partial_reports_) {
513 cache_timestamp_us_ = partial_report_timestamp_us_;
514 cached_report_ = partial_report_;
515 partial_report_ = nullptr;
516 DeliverCachedReport();
517 }
518 }
519
520 void RTCStatsCollector::DeliverCachedReport() {
521 RTC_DCHECK(signaling_thread_->IsCurrent());
522 RTC_DCHECK(!callbacks_.empty());
523 RTC_DCHECK(cached_report_);
524 for (const rtc::scoped_refptr<RTCStatsCollectorCallback>& callback :
525 callbacks_) {
526 callback->OnStatsDelivered(cached_report_);
527 }
528 callbacks_.clear();
529 }
530
531 void RTCStatsCollector::ProduceCertificateStats_s(
532 int64_t timestamp_us,
533 const std::map<std::string, CertificateStatsPair>& transport_cert_stats,
534 RTCStatsReport* report) const {
535 RTC_DCHECK(signaling_thread_->IsCurrent());
536 for (const auto& transport_cert_stats_pair : transport_cert_stats) {
537 if (transport_cert_stats_pair.second.local) {
538 ProduceCertificateStatsFromSSLCertificateStats(
539 timestamp_us, *transport_cert_stats_pair.second.local.get(), report);
540 }
541 if (transport_cert_stats_pair.second.remote) {
542 ProduceCertificateStatsFromSSLCertificateStats(
543 timestamp_us, *transport_cert_stats_pair.second.remote.get(), report);
544 }
545 }
546 }
547
548 void RTCStatsCollector::ProduceCodecStats_s(
549 int64_t timestamp_us, const MediaInfo& media_info,
550 RTCStatsReport* report) const {
551 RTC_DCHECK(signaling_thread_->IsCurrent());
552 // Audio
553 if (media_info.voice) {
554 // Inbound
555 for (const auto& pair : media_info.voice->receive_codecs) {
556 report->AddStats(CodecStatsFromRtpCodecParameters(
557 timestamp_us, true, true, pair.second));
558 }
559 // Outbound
560 for (const auto& pair : media_info.voice->send_codecs) {
561 report->AddStats(CodecStatsFromRtpCodecParameters(
562 timestamp_us, false, true, pair.second));
563 }
564 }
565 // Video
566 if (media_info.video) {
567 // Inbound
568 for (const auto& pair : media_info.video->receive_codecs) {
569 report->AddStats(CodecStatsFromRtpCodecParameters(
570 timestamp_us, true, false, pair.second));
571 }
572 // Outbound
573 for (const auto& pair : media_info.video->send_codecs) {
574 report->AddStats(CodecStatsFromRtpCodecParameters(
575 timestamp_us, false, false, pair.second));
576 }
577 }
578 }
579
580 void RTCStatsCollector::ProduceDataChannelStats_s(
581 int64_t timestamp_us, RTCStatsReport* report) const {
582 RTC_DCHECK(signaling_thread_->IsCurrent());
583 for (const rtc::scoped_refptr<DataChannel>& data_channel :
584 pc_->sctp_data_channels()) {
585 std::unique_ptr<RTCDataChannelStats> data_channel_stats(
586 new RTCDataChannelStats(
587 "RTCDataChannel_" + rtc::ToString<>(data_channel->id()),
588 timestamp_us));
589 data_channel_stats->label = data_channel->label();
590 data_channel_stats->protocol = data_channel->protocol();
591 data_channel_stats->datachannelid = data_channel->id();
592 data_channel_stats->state =
593 DataStateToRTCDataChannelState(data_channel->state());
594 data_channel_stats->messages_sent = data_channel->messages_sent();
595 data_channel_stats->bytes_sent = data_channel->bytes_sent();
596 data_channel_stats->messages_received = data_channel->messages_received();
597 data_channel_stats->bytes_received = data_channel->bytes_received();
598 report->AddStats(std::move(data_channel_stats));
599 }
600 }
601
602 void RTCStatsCollector::ProduceIceCandidateAndPairStats_s(
603 int64_t timestamp_us, const SessionStats& session_stats,
604 RTCStatsReport* report) const {
605 RTC_DCHECK(signaling_thread_->IsCurrent());
606 for (const auto& transport_stats : session_stats.transport_stats) {
607 for (const auto& channel_stats : transport_stats.second.channel_stats) {
608 std::string transport_id = RTCTransportStatsIDFromTransportChannel(
609 transport_stats.second.transport_name, channel_stats.component);
610 for (const cricket::ConnectionInfo& info :
611 channel_stats.connection_infos) {
612 std::unique_ptr<RTCIceCandidatePairStats> candidate_pair_stats(
613 new RTCIceCandidatePairStats(
614 RTCIceCandidatePairStatsIDFromConnectionInfo(info),
615 timestamp_us));
616
617 candidate_pair_stats->transport_id = transport_id;
618 // TODO(hbos): There could be other candidates that are not paired with
619 // anything. We don't have a complete list. Local candidates come from
620 // Port objects, and prflx candidates (both local and remote) are only
621 // stored in candidate pairs. crbug.com/632723
622 candidate_pair_stats->local_candidate_id = ProduceIceCandidateStats(
623 timestamp_us, info.local_candidate, true, report);
624 candidate_pair_stats->remote_candidate_id = ProduceIceCandidateStats(
625 timestamp_us, info.remote_candidate, false, report);
626 // TODO(hbos): This writable is different than the spec. It goes to
627 // false after a certain amount of time without a response passes.
628 // crbug.com/633550
629 candidate_pair_stats->writable = info.writable;
630 candidate_pair_stats->bytes_sent =
631 static_cast<uint64_t>(info.sent_total_bytes);
632 candidate_pair_stats->bytes_received =
633 static_cast<uint64_t>(info.recv_total_bytes);
634 // TODO(hbos): The |info.rtt| measurement is smoothed. It shouldn't be
635 // smoothed according to the spec. crbug.com/633550. See
636 // https://w3c.github.io/webrtc-stats/#dom-rtcicecandidatepairstats-curr entrtt
637 candidate_pair_stats->current_rtt =
638 static_cast<double>(info.rtt) / rtc::kNumMillisecsPerSec;
639 candidate_pair_stats->requests_received =
640 static_cast<uint64_t>(info.recv_ping_requests);
641 candidate_pair_stats->requests_sent =
642 static_cast<uint64_t>(info.sent_ping_requests_total);
643 candidate_pair_stats->responses_received =
644 static_cast<uint64_t>(info.recv_ping_responses);
645 candidate_pair_stats->responses_sent =
646 static_cast<uint64_t>(info.sent_ping_responses);
647
648 report->AddStats(std::move(candidate_pair_stats));
649 }
650 }
651 }
652 }
653
654 void RTCStatsCollector::ProduceMediaStreamAndTrackStats_s(
655 int64_t timestamp_us, RTCStatsReport* report) const {
656 RTC_DCHECK(signaling_thread_->IsCurrent());
657 ProduceMediaStreamAndTrackStats(
658 timestamp_us, pc_->local_streams(), true, report);
659 ProduceMediaStreamAndTrackStats(
660 timestamp_us, pc_->remote_streams(), false, report);
661 }
662
663 void RTCStatsCollector::ProducePeerConnectionStats_s(
664 int64_t timestamp_us, RTCStatsReport* report) const {
665 RTC_DCHECK(signaling_thread_->IsCurrent());
666 std::unique_ptr<RTCPeerConnectionStats> stats(
667 new RTCPeerConnectionStats("RTCPeerConnection", timestamp_us));
668 stats->data_channels_opened = internal_record_.data_channels_opened;
669 stats->data_channels_closed = internal_record_.data_channels_closed;
670 report->AddStats(std::move(stats));
671 }
672
673 void RTCStatsCollector::ProduceRTPStreamStats_s(
674 int64_t timestamp_us, const SessionStats& session_stats,
675 const MediaInfo& media_info, RTCStatsReport* report) const {
676 RTC_DCHECK(signaling_thread_->IsCurrent());
677
678 // Audio
679 if (media_info.voice) {
680 std::string transport_id = RTCTransportStatsIDFromBaseChannel(
681 session_stats.proxy_to_transport, *pc_->session()->voice_channel());
682 RTC_DCHECK(!transport_id.empty());
683 // Inbound
684 for (const cricket::VoiceReceiverInfo& voice_receiver_info :
685 media_info.voice->receivers) {
686 // TODO(nisse): SSRC == 0 currently means none. Delete check when that
687 // is fixed.
688 if (voice_receiver_info.ssrc() == 0)
689 continue;
690 std::unique_ptr<RTCInboundRTPStreamStats> inbound_audio(
691 new RTCInboundRTPStreamStats(
692 RTCInboundRTPStreamStatsIDFromSSRC(
693 true, voice_receiver_info.ssrc()),
694 timestamp_us));
695 SetInboundRTPStreamStatsFromVoiceReceiverInfo(
696 voice_receiver_info, inbound_audio.get());
697 inbound_audio->transport_id = transport_id;
698 if (voice_receiver_info.codec_payload_type) {
699 inbound_audio->codec_id =
700 RTCCodecStatsIDFromDirectionMediaAndPayload(
701 true, true, *voice_receiver_info.codec_payload_type);
702 }
703 report->AddStats(std::move(inbound_audio));
704 }
705 // Outbound
706 for (const cricket::VoiceSenderInfo& voice_sender_info :
707 media_info.voice->senders) {
708 // TODO(nisse): SSRC == 0 currently means none. Delete check when that
709 // is fixed.
710 if (voice_sender_info.ssrc() == 0)
711 continue;
712 std::unique_ptr<RTCOutboundRTPStreamStats> outbound_audio(
713 new RTCOutboundRTPStreamStats(
714 RTCOutboundRTPStreamStatsIDFromSSRC(
715 true, voice_sender_info.ssrc()),
716 timestamp_us));
717 SetOutboundRTPStreamStatsFromVoiceSenderInfo(
718 voice_sender_info, outbound_audio.get());
719 outbound_audio->transport_id = transport_id;
720 if (voice_sender_info.codec_payload_type) {
721 outbound_audio->codec_id =
722 RTCCodecStatsIDFromDirectionMediaAndPayload(
723 false, true, *voice_sender_info.codec_payload_type);
724 }
725 report->AddStats(std::move(outbound_audio));
726 }
727 }
728 // Video
729 if (media_info.video) {
730 std::string transport_id = RTCTransportStatsIDFromBaseChannel(
731 session_stats.proxy_to_transport, *pc_->session()->video_channel());
732 RTC_DCHECK(!transport_id.empty());
733 // Inbound
734 for (const cricket::VideoReceiverInfo& video_receiver_info :
735 media_info.video->receivers) {
736 // TODO(nisse): SSRC == 0 currently means none. Delete check when that
737 // is fixed.
738 if (video_receiver_info.ssrc() == 0)
739 continue;
740 std::unique_ptr<RTCInboundRTPStreamStats> inbound_video(
741 new RTCInboundRTPStreamStats(
742 RTCInboundRTPStreamStatsIDFromSSRC(
743 false, video_receiver_info.ssrc()),
744 timestamp_us));
745 SetInboundRTPStreamStatsFromVideoReceiverInfo(
746 video_receiver_info, inbound_video.get());
747 inbound_video->transport_id = transport_id;
748 if (video_receiver_info.codec_payload_type) {
749 inbound_video->codec_id =
750 RTCCodecStatsIDFromDirectionMediaAndPayload(
751 true, false, *video_receiver_info.codec_payload_type);
752 }
753 report->AddStats(std::move(inbound_video));
754 }
755 // Outbound
756 for (const cricket::VideoSenderInfo& video_sender_info :
757 media_info.video->senders) {
758 // TODO(nisse): SSRC == 0 currently means none. Delete check when that
759 // is fixed.
760 if (video_sender_info.ssrc() == 0)
761 continue;
762 std::unique_ptr<RTCOutboundRTPStreamStats> outbound_video(
763 new RTCOutboundRTPStreamStats(
764 RTCOutboundRTPStreamStatsIDFromSSRC(
765 false, video_sender_info.ssrc()),
766 timestamp_us));
767 SetOutboundRTPStreamStatsFromVideoSenderInfo(
768 video_sender_info, outbound_video.get());
769 outbound_video->transport_id = transport_id;
770 if (video_sender_info.codec_payload_type) {
771 outbound_video->codec_id =
772 RTCCodecStatsIDFromDirectionMediaAndPayload(
773 false, false, *video_sender_info.codec_payload_type);
774 }
775 report->AddStats(std::move(outbound_video));
776 }
777 }
778 }
779
780 void RTCStatsCollector::ProduceTransportStats_s(
781 int64_t timestamp_us, const SessionStats& session_stats,
782 const std::map<std::string, CertificateStatsPair>& transport_cert_stats,
783 RTCStatsReport* report) const {
784 RTC_DCHECK(signaling_thread_->IsCurrent());
785 for (const auto& transport : session_stats.transport_stats) {
786 // Get reference to RTCP channel, if it exists.
787 std::string rtcp_transport_stats_id;
788 for (const auto& channel_stats : transport.second.channel_stats) {
789 if (channel_stats.component ==
790 cricket::ICE_CANDIDATE_COMPONENT_RTCP) {
791 rtcp_transport_stats_id = RTCTransportStatsIDFromTransportChannel(
792 transport.second.transport_name, channel_stats.component);
793 break;
794 }
795 }
796
797 // Get reference to local and remote certificates of this transport, if they
798 // exist.
799 const auto& certificate_stats_it = transport_cert_stats.find(
800 transport.second.transport_name);
801 RTC_DCHECK(certificate_stats_it != transport_cert_stats.cend());
802 std::string local_certificate_id;
803 if (certificate_stats_it->second.local) {
804 local_certificate_id = RTCCertificateIDFromFingerprint(
805 certificate_stats_it->second.local->fingerprint);
806 }
807 std::string remote_certificate_id;
808 if (certificate_stats_it->second.remote) {
809 remote_certificate_id = RTCCertificateIDFromFingerprint(
810 certificate_stats_it->second.remote->fingerprint);
811 }
812
813 // There is one transport stats for each channel.
814 for (const auto& channel_stats : transport.second.channel_stats) {
815 std::unique_ptr<RTCTransportStats> transport_stats(
816 new RTCTransportStats(
817 RTCTransportStatsIDFromTransportChannel(
818 transport.second.transport_name, channel_stats.component),
819 timestamp_us));
820 transport_stats->bytes_sent = 0;
821 transport_stats->bytes_received = 0;
822 transport_stats->active_connection = false;
823 for (const cricket::ConnectionInfo& info :
824 channel_stats.connection_infos) {
825 *transport_stats->bytes_sent += info.sent_total_bytes;
826 *transport_stats->bytes_received += info.recv_total_bytes;
827 if (info.best_connection) {
828 transport_stats->active_connection = true;
829 transport_stats->selected_candidate_pair_id =
830 RTCIceCandidatePairStatsIDFromConnectionInfo(info);
831 }
832 }
833 if (channel_stats.component != cricket::ICE_CANDIDATE_COMPONENT_RTCP &&
834 !rtcp_transport_stats_id.empty()) {
835 transport_stats->rtcp_transport_stats_id = rtcp_transport_stats_id;
836 }
837 if (!local_certificate_id.empty())
838 transport_stats->local_certificate_id = local_certificate_id;
839 if (!remote_certificate_id.empty())
840 transport_stats->remote_certificate_id = remote_certificate_id;
841 report->AddStats(std::move(transport_stats));
842 }
843 }
844 }
845
846 std::map<std::string, RTCStatsCollector::CertificateStatsPair>
847 RTCStatsCollector::PrepareTransportCertificateStats(
848 const SessionStats& session_stats) const {
849 RTC_DCHECK(signaling_thread_->IsCurrent());
850 std::map<std::string, CertificateStatsPair> transport_cert_stats;
851 for (const auto& transport_stats : session_stats.transport_stats) {
852 CertificateStatsPair certificate_stats_pair;
853 rtc::scoped_refptr<rtc::RTCCertificate> local_certificate;
854 if (pc_->session()->GetLocalCertificate(
855 transport_stats.second.transport_name, &local_certificate)) {
856 certificate_stats_pair.local =
857 local_certificate->ssl_certificate().GetStats();
858 }
859 std::unique_ptr<rtc::SSLCertificate> remote_certificate =
860 pc_->session()->GetRemoteSSLCertificate(
861 transport_stats.second.transport_name);
862 if (remote_certificate) {
863 certificate_stats_pair.remote = remote_certificate->GetStats();
864 }
865 transport_cert_stats.insert(
866 std::make_pair(transport_stats.second.transport_name,
867 std::move(certificate_stats_pair)));
868 }
869 return transport_cert_stats;
870 }
871
872 RTCStatsCollector::MediaInfo RTCStatsCollector::PrepareMediaInfo(
873 const SessionStats& session_stats) const {
874 MediaInfo media_info;
875 if (pc_->session()->voice_channel()) {
876 cricket::VoiceMediaInfo voice_media_info;
877 if (pc_->session()->voice_channel()->GetStats(&voice_media_info)) {
878 media_info.voice = rtc::Optional<cricket::VoiceMediaInfo>(
879 std::move(voice_media_info));
880 }
881 }
882 if (pc_->session()->video_channel()) {
883 cricket::VideoMediaInfo video_media_info;
884 if (pc_->session()->video_channel()->GetStats(&video_media_info)) {
885 media_info.video = rtc::Optional<cricket::VideoMediaInfo>(
886 std::move(video_media_info));
887 }
888 }
889 return media_info;
890 }
891
892 void RTCStatsCollector::OnDataChannelCreated(DataChannel* channel) {
893 channel->SignalOpened.connect(this, &RTCStatsCollector::OnDataChannelOpened);
894 channel->SignalClosed.connect(this, &RTCStatsCollector::OnDataChannelClosed);
895 }
896
897 void RTCStatsCollector::OnDataChannelOpened(DataChannel* channel) {
898 RTC_DCHECK(signaling_thread_->IsCurrent());
899 bool result = internal_record_.opened_data_channels.insert(
900 reinterpret_cast<uintptr_t>(channel)).second;
901 ++internal_record_.data_channels_opened;
902 RTC_DCHECK(result);
903 }
904
905 void RTCStatsCollector::OnDataChannelClosed(DataChannel* channel) {
906 RTC_DCHECK(signaling_thread_->IsCurrent());
907 // Only channels that have been fully opened (and have increased the
908 // |data_channels_opened_| counter) increase the closed counter.
909 if (internal_record_.opened_data_channels.find(
910 reinterpret_cast<uintptr_t>(channel)) !=
911 internal_record_.opened_data_channels.end()) {
912 ++internal_record_.data_channels_closed;
913 }
914 }
915
916 const char* CandidateTypeToRTCIceCandidateTypeForTesting(
917 const std::string& type) {
918 return CandidateTypeToRTCIceCandidateType(type);
919 }
920
921 const char* DataStateToRTCDataChannelStateForTesting(
922 DataChannelInterface::DataState state) {
923 return DataStateToRTCDataChannelState(state);
924 }
925
926 } // namespace webrtc
OLDNEW

Powered by Google App Engine
This is Rietveld 408576698