| /* |
| * Copyright 2016 The WebRTC Project Authors. All rights reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #include "pc/rtcstatscollector.h" |
| |
| #include <memory> |
| #include <sstream> |
| #include <string> |
| #include <utility> |
| #include <vector> |
| |
| #include "api/candidate.h" |
| #include "api/mediastreaminterface.h" |
| #include "api/peerconnectioninterface.h" |
| #include "media/base/mediachannel.h" |
| #include "p2p/base/p2pconstants.h" |
| #include "p2p/base/port.h" |
| #include "pc/peerconnection.h" |
| #include "rtc_base/checks.h" |
| #include "rtc_base/stringutils.h" |
| #include "rtc_base/timeutils.h" |
| #include "rtc_base/trace_event.h" |
| |
| namespace webrtc { |
| |
| namespace { |
| |
| std::string RTCCertificateIDFromFingerprint(const std::string& fingerprint) { |
| return "RTCCertificate_" + fingerprint; |
| } |
| |
| std::string RTCCodecStatsIDFromDirectionMediaAndPayload( |
| bool inbound, bool audio, uint32_t payload_type) { |
| // TODO(hbos): The present codec ID assignment is not sufficient to support |
| // Unified Plan or unbundled connections in all cases. When we are able to |
| // handle multiple m= lines of the same media type (and multiple BaseChannels |
| // for the same type is possible?) this needs to be updated to differentiate |
| // the transport being used, and stats need to be collected for all of them. |
| if (inbound) { |
| return audio ? "RTCCodec_InboundAudio_" + rtc::ToString<>(payload_type) |
| : "RTCCodec_InboundVideo_" + rtc::ToString<>(payload_type); |
| } |
| return audio ? "RTCCodec_OutboundAudio_" + rtc::ToString<>(payload_type) |
| : "RTCCodec_OutboundVideo_" + rtc::ToString<>(payload_type); |
| } |
| |
| std::string RTCIceCandidatePairStatsIDFromConnectionInfo( |
| const cricket::ConnectionInfo& info) { |
| return "RTCIceCandidatePair_" + info.local_candidate.id() + "_" + |
| info.remote_candidate.id(); |
| } |
| |
| std::string RTCMediaStreamTrackStatsIDFromTrackKindIDAndSsrc( |
| bool is_local, const char* kind, const std::string& id, uint32_t ssrc) { |
| RTC_DCHECK(kind == MediaStreamTrackInterface::kAudioKind || |
| kind == MediaStreamTrackInterface::kVideoKind); |
| std::ostringstream oss; |
| oss << (is_local ? "RTCMediaStreamTrack_local_" |
| : "RTCMediaStreamTrack_remote_"); |
| oss << kind << "_"; |
| oss << id << "_"; |
| oss << ssrc; |
| return oss.str(); |
| } |
| |
| std::string RTCTransportStatsIDFromTransportChannel( |
| const std::string& transport_name, int channel_component) { |
| return "RTCTransport_" + transport_name + "_" + |
| rtc::ToString<>(channel_component); |
| } |
| |
| std::string RTCTransportStatsIDFromBaseChannel( |
| const std::map<std::string, std::string>& proxy_to_transport, |
| const cricket::BaseChannel& base_channel) { |
| auto proxy_it = proxy_to_transport.find(base_channel.content_name()); |
| if (proxy_it == proxy_to_transport.cend()) |
| return ""; |
| return RTCTransportStatsIDFromTransportChannel( |
| proxy_it->second, cricket::ICE_CANDIDATE_COMPONENT_RTP); |
| } |
| |
| std::string RTCInboundRTPStreamStatsIDFromSSRC(bool audio, uint32_t ssrc) { |
| return audio ? "RTCInboundRTPAudioStream_" + rtc::ToString<>(ssrc) |
| : "RTCInboundRTPVideoStream_" + rtc::ToString<>(ssrc); |
| } |
| |
| std::string RTCOutboundRTPStreamStatsIDFromSSRC(bool audio, uint32_t ssrc) { |
| return audio ? "RTCOutboundRTPAudioStream_" + rtc::ToString<>(ssrc) |
| : "RTCOutboundRTPVideoStream_" + rtc::ToString<>(ssrc); |
| } |
| |
| const char* CandidateTypeToRTCIceCandidateType(const std::string& type) { |
| if (type == cricket::LOCAL_PORT_TYPE) |
| return RTCIceCandidateType::kHost; |
| if (type == cricket::STUN_PORT_TYPE) |
| return RTCIceCandidateType::kSrflx; |
| if (type == cricket::PRFLX_PORT_TYPE) |
| return RTCIceCandidateType::kPrflx; |
| if (type == cricket::RELAY_PORT_TYPE) |
| return RTCIceCandidateType::kRelay; |
| RTC_NOTREACHED(); |
| return nullptr; |
| } |
| |
| const char* DataStateToRTCDataChannelState( |
| DataChannelInterface::DataState state) { |
| switch (state) { |
| case DataChannelInterface::kConnecting: |
| return RTCDataChannelState::kConnecting; |
| case DataChannelInterface::kOpen: |
| return RTCDataChannelState::kOpen; |
| case DataChannelInterface::kClosing: |
| return RTCDataChannelState::kClosing; |
| case DataChannelInterface::kClosed: |
| return RTCDataChannelState::kClosed; |
| default: |
| RTC_NOTREACHED(); |
| return nullptr; |
| } |
| } |
| |
| const char* IceCandidatePairStateToRTCStatsIceCandidatePairState( |
| cricket::IceCandidatePairState state) { |
| switch (state) { |
| case cricket::IceCandidatePairState::WAITING: |
| return RTCStatsIceCandidatePairState::kWaiting; |
| case cricket::IceCandidatePairState::IN_PROGRESS: |
| return RTCStatsIceCandidatePairState::kInProgress; |
| case cricket::IceCandidatePairState::SUCCEEDED: |
| return RTCStatsIceCandidatePairState::kSucceeded; |
| case cricket::IceCandidatePairState::FAILED: |
| return RTCStatsIceCandidatePairState::kFailed; |
| default: |
| RTC_NOTREACHED(); |
| return nullptr; |
| } |
| } |
| |
| const char* DtlsTransportStateToRTCDtlsTransportState( |
| cricket::DtlsTransportState state) { |
| switch (state) { |
| case cricket::DTLS_TRANSPORT_NEW: |
| return RTCDtlsTransportState::kNew; |
| case cricket::DTLS_TRANSPORT_CONNECTING: |
| return RTCDtlsTransportState::kConnecting; |
| case cricket::DTLS_TRANSPORT_CONNECTED: |
| return RTCDtlsTransportState::kConnected; |
| case cricket::DTLS_TRANSPORT_CLOSED: |
| return RTCDtlsTransportState::kClosed; |
| case cricket::DTLS_TRANSPORT_FAILED: |
| return RTCDtlsTransportState::kFailed; |
| default: |
| RTC_NOTREACHED(); |
| return nullptr; |
| } |
| } |
| |
| double DoubleAudioLevelFromIntAudioLevel(int audio_level) { |
| RTC_DCHECK_GE(audio_level, 0); |
| RTC_DCHECK_LE(audio_level, 32767); |
| return audio_level / 32767.0; |
| } |
| |
| std::unique_ptr<RTCCodecStats> CodecStatsFromRtpCodecParameters( |
| uint64_t timestamp_us, bool inbound, bool audio, |
| const RtpCodecParameters& codec_params) { |
| RTC_DCHECK_GE(codec_params.payload_type, 0); |
| RTC_DCHECK_LE(codec_params.payload_type, 127); |
| RTC_DCHECK(codec_params.clock_rate); |
| uint32_t payload_type = static_cast<uint32_t>(codec_params.payload_type); |
| std::unique_ptr<RTCCodecStats> codec_stats(new RTCCodecStats( |
| RTCCodecStatsIDFromDirectionMediaAndPayload(inbound, audio, payload_type), |
| timestamp_us)); |
| codec_stats->payload_type = payload_type; |
| codec_stats->mime_type = codec_params.mime_type(); |
| if (codec_params.clock_rate) { |
| codec_stats->clock_rate = static_cast<uint32_t>(*codec_params.clock_rate); |
| } |
| return codec_stats; |
| } |
| |
| void SetMediaStreamTrackStatsFromMediaStreamTrackInterface( |
| const MediaStreamTrackInterface& track, |
| RTCMediaStreamTrackStats* track_stats) { |
| track_stats->track_identifier = track.id(); |
| track_stats->ended = (track.state() == MediaStreamTrackInterface::kEnded); |
| } |
| |
| // Provides the media independent counters (both audio and video). |
| void SetInboundRTPStreamStatsFromMediaReceiverInfo( |
| const cricket::MediaReceiverInfo& media_receiver_info, |
| RTCInboundRTPStreamStats* inbound_stats) { |
| RTC_DCHECK(inbound_stats); |
| inbound_stats->ssrc = media_receiver_info.ssrc(); |
| // TODO(hbos): Support the remote case. crbug.com/657855 |
| inbound_stats->is_remote = false; |
| inbound_stats->packets_received = |
| static_cast<uint32_t>(media_receiver_info.packets_rcvd); |
| inbound_stats->bytes_received = |
| static_cast<uint64_t>(media_receiver_info.bytes_rcvd); |
| inbound_stats->packets_lost = |
| static_cast<uint32_t>(media_receiver_info.packets_lost); |
| inbound_stats->fraction_lost = |
| static_cast<double>(media_receiver_info.fraction_lost); |
| } |
| |
| void SetInboundRTPStreamStatsFromVoiceReceiverInfo( |
| const cricket::VoiceReceiverInfo& voice_receiver_info, |
| RTCInboundRTPStreamStats* inbound_audio) { |
| SetInboundRTPStreamStatsFromMediaReceiverInfo( |
| voice_receiver_info, inbound_audio); |
| inbound_audio->media_type = "audio"; |
| if (voice_receiver_info.codec_payload_type) { |
| inbound_audio->codec_id = |
| RTCCodecStatsIDFromDirectionMediaAndPayload( |
| true, true, *voice_receiver_info.codec_payload_type); |
| } |
| inbound_audio->jitter = |
| static_cast<double>(voice_receiver_info.jitter_ms) / |
| rtc::kNumMillisecsPerSec; |
| // |fir_count|, |pli_count| and |sli_count| are only valid for video and are |
| // purposefully left undefined for audio. |
| } |
| |
| void SetInboundRTPStreamStatsFromVideoReceiverInfo( |
| const cricket::VideoReceiverInfo& video_receiver_info, |
| RTCInboundRTPStreamStats* inbound_video) { |
| SetInboundRTPStreamStatsFromMediaReceiverInfo( |
| video_receiver_info, inbound_video); |
| inbound_video->media_type = "video"; |
| if (video_receiver_info.codec_payload_type) { |
| inbound_video->codec_id = |
| RTCCodecStatsIDFromDirectionMediaAndPayload( |
| true, false, *video_receiver_info.codec_payload_type); |
| } |
| inbound_video->fir_count = |
| static_cast<uint32_t>(video_receiver_info.firs_sent); |
| inbound_video->pli_count = |
| static_cast<uint32_t>(video_receiver_info.plis_sent); |
| inbound_video->nack_count = |
| static_cast<uint32_t>(video_receiver_info.nacks_sent); |
| inbound_video->frames_decoded = video_receiver_info.frames_decoded; |
| if (video_receiver_info.qp_sum) |
| inbound_video->qp_sum = *video_receiver_info.qp_sum; |
| } |
| |
| // Provides the media independent counters (both audio and video). |
| void SetOutboundRTPStreamStatsFromMediaSenderInfo( |
| const cricket::MediaSenderInfo& media_sender_info, |
| RTCOutboundRTPStreamStats* outbound_stats) { |
| RTC_DCHECK(outbound_stats); |
| outbound_stats->ssrc = media_sender_info.ssrc(); |
| // TODO(hbos): Support the remote case. crbug.com/657856 |
| outbound_stats->is_remote = false; |
| outbound_stats->packets_sent = |
| static_cast<uint32_t>(media_sender_info.packets_sent); |
| outbound_stats->bytes_sent = |
| static_cast<uint64_t>(media_sender_info.bytes_sent); |
| } |
| |
| void SetOutboundRTPStreamStatsFromVoiceSenderInfo( |
| const cricket::VoiceSenderInfo& voice_sender_info, |
| RTCOutboundRTPStreamStats* outbound_audio) { |
| SetOutboundRTPStreamStatsFromMediaSenderInfo( |
| voice_sender_info, outbound_audio); |
| outbound_audio->media_type = "audio"; |
| if (voice_sender_info.codec_payload_type) { |
| outbound_audio->codec_id = |
| RTCCodecStatsIDFromDirectionMediaAndPayload( |
| false, true, *voice_sender_info.codec_payload_type); |
| } |
| // |fir_count|, |pli_count| and |sli_count| are only valid for video and are |
| // purposefully left undefined for audio. |
| } |
| |
| void SetOutboundRTPStreamStatsFromVideoSenderInfo( |
| const cricket::VideoSenderInfo& video_sender_info, |
| RTCOutboundRTPStreamStats* outbound_video) { |
| SetOutboundRTPStreamStatsFromMediaSenderInfo( |
| video_sender_info, outbound_video); |
| outbound_video->media_type = "video"; |
| if (video_sender_info.codec_payload_type) { |
| outbound_video->codec_id = |
| RTCCodecStatsIDFromDirectionMediaAndPayload( |
| false, false, *video_sender_info.codec_payload_type); |
| } |
| outbound_video->fir_count = |
| static_cast<uint32_t>(video_sender_info.firs_rcvd); |
| outbound_video->pli_count = |
| static_cast<uint32_t>(video_sender_info.plis_rcvd); |
| outbound_video->nack_count = |
| static_cast<uint32_t>(video_sender_info.nacks_rcvd); |
| if (video_sender_info.qp_sum) |
| outbound_video->qp_sum = *video_sender_info.qp_sum; |
| outbound_video->frames_encoded = video_sender_info.frames_encoded; |
| } |
| |
| void ProduceCertificateStatsFromSSLCertificateStats( |
| int64_t timestamp_us, const rtc::SSLCertificateStats& certificate_stats, |
| RTCStatsReport* report) { |
| RTCCertificateStats* prev_certificate_stats = nullptr; |
| for (const rtc::SSLCertificateStats* s = &certificate_stats; s; |
| s = s->issuer.get()) { |
| std::string certificate_stats_id = |
| RTCCertificateIDFromFingerprint(s->fingerprint); |
| // It is possible for the same certificate to show up multiple times, e.g. |
| // if local and remote side use the same certificate in a loopback call. |
| // If the report already contains stats for this certificate, skip it. |
| if (report->Get(certificate_stats_id)) { |
| RTC_DCHECK_EQ(s, &certificate_stats); |
| break; |
| } |
| RTCCertificateStats* certificate_stats = new RTCCertificateStats( |
| certificate_stats_id, timestamp_us); |
| certificate_stats->fingerprint = s->fingerprint; |
| certificate_stats->fingerprint_algorithm = s->fingerprint_algorithm; |
| certificate_stats->base64_certificate = s->base64_certificate; |
| if (prev_certificate_stats) |
| prev_certificate_stats->issuer_certificate_id = certificate_stats->id(); |
| report->AddStats(std::unique_ptr<RTCCertificateStats>(certificate_stats)); |
| prev_certificate_stats = certificate_stats; |
| } |
| } |
| |
| const std::string& ProduceIceCandidateStats( |
| int64_t timestamp_us, const cricket::Candidate& candidate, bool is_local, |
| const std::string& transport_id, RTCStatsReport* report) { |
| const std::string& id = "RTCIceCandidate_" + candidate.id(); |
| const RTCStats* stats = report->Get(id); |
| if (!stats) { |
| std::unique_ptr<RTCIceCandidateStats> candidate_stats; |
| if (is_local) |
| candidate_stats.reset(new RTCLocalIceCandidateStats(id, timestamp_us)); |
| else |
| candidate_stats.reset(new RTCRemoteIceCandidateStats(id, timestamp_us)); |
| candidate_stats->transport_id = transport_id; |
| candidate_stats->ip = candidate.address().ipaddr().ToString(); |
| candidate_stats->port = static_cast<int32_t>(candidate.address().port()); |
| candidate_stats->protocol = candidate.protocol(); |
| candidate_stats->candidate_type = CandidateTypeToRTCIceCandidateType( |
| candidate.type()); |
| candidate_stats->priority = static_cast<int32_t>(candidate.priority()); |
| |
| stats = candidate_stats.get(); |
| report->AddStats(std::move(candidate_stats)); |
| } |
| RTC_DCHECK_EQ(stats->type(), is_local ? RTCLocalIceCandidateStats::kType |
| : RTCRemoteIceCandidateStats::kType); |
| return stats->id(); |
| } |
| |
| std::unique_ptr<RTCMediaStreamTrackStats> |
| ProduceMediaStreamTrackStatsFromVoiceSenderInfo( |
| int64_t timestamp_us, |
| const AudioTrackInterface& audio_track, |
| const cricket::VoiceSenderInfo& voice_sender_info) { |
| std::unique_ptr<RTCMediaStreamTrackStats> audio_track_stats( |
| new RTCMediaStreamTrackStats( |
| RTCMediaStreamTrackStatsIDFromTrackKindIDAndSsrc( |
| true, MediaStreamTrackInterface::kAudioKind, audio_track.id(), |
| voice_sender_info.ssrc()), |
| timestamp_us, |
| RTCMediaStreamTrackKind::kAudio)); |
| SetMediaStreamTrackStatsFromMediaStreamTrackInterface( |
| audio_track, audio_track_stats.get()); |
| audio_track_stats->remote_source = false; |
| audio_track_stats->detached = false; |
| if (voice_sender_info.audio_level >= 0) { |
| audio_track_stats->audio_level = DoubleAudioLevelFromIntAudioLevel( |
| voice_sender_info.audio_level); |
| } |
| audio_track_stats->total_audio_energy = voice_sender_info.total_input_energy; |
| audio_track_stats->total_samples_duration = |
| voice_sender_info.total_input_duration; |
| if (voice_sender_info.echo_return_loss != -100) { |
| audio_track_stats->echo_return_loss = static_cast<double>( |
| voice_sender_info.echo_return_loss); |
| } |
| if (voice_sender_info.echo_return_loss_enhancement != -100) { |
| audio_track_stats->echo_return_loss_enhancement = static_cast<double>( |
| voice_sender_info.echo_return_loss_enhancement); |
| } |
| return audio_track_stats; |
| } |
| |
| std::unique_ptr<RTCMediaStreamTrackStats> |
| ProduceMediaStreamTrackStatsFromVoiceReceiverInfo( |
| int64_t timestamp_us, |
| const AudioTrackInterface& audio_track, |
| const cricket::VoiceReceiverInfo& voice_receiver_info) { |
| std::unique_ptr<RTCMediaStreamTrackStats> audio_track_stats( |
| new RTCMediaStreamTrackStats( |
| RTCMediaStreamTrackStatsIDFromTrackKindIDAndSsrc( |
| false, MediaStreamTrackInterface::kAudioKind, audio_track.id(), |
| voice_receiver_info.ssrc()), |
| timestamp_us, |
| RTCMediaStreamTrackKind::kAudio)); |
| SetMediaStreamTrackStatsFromMediaStreamTrackInterface( |
| audio_track, audio_track_stats.get()); |
| audio_track_stats->remote_source = true; |
| audio_track_stats->detached = false; |
| if (voice_receiver_info.audio_level >= 0) { |
| audio_track_stats->audio_level = DoubleAudioLevelFromIntAudioLevel( |
| voice_receiver_info.audio_level); |
| } |
| audio_track_stats->jitter_buffer_delay = |
| voice_receiver_info.jitter_buffer_delay_seconds; |
| audio_track_stats->total_audio_energy = |
| voice_receiver_info.total_output_energy; |
| audio_track_stats->total_samples_received = |
| voice_receiver_info.total_samples_received; |
| audio_track_stats->total_samples_duration = |
| voice_receiver_info.total_output_duration; |
| audio_track_stats->concealed_samples = voice_receiver_info.concealed_samples; |
| audio_track_stats->concealment_events = |
| voice_receiver_info.concealment_events; |
| return audio_track_stats; |
| } |
| |
| std::unique_ptr<RTCMediaStreamTrackStats> |
| ProduceMediaStreamTrackStatsFromVideoSenderInfo( |
| int64_t timestamp_us, |
| const VideoTrackInterface& video_track, |
| const cricket::VideoSenderInfo& video_sender_info) { |
| std::unique_ptr<RTCMediaStreamTrackStats> video_track_stats( |
| new RTCMediaStreamTrackStats( |
| RTCMediaStreamTrackStatsIDFromTrackKindIDAndSsrc( |
| true, MediaStreamTrackInterface::kVideoKind, video_track.id(), |
| video_sender_info.ssrc()), |
| timestamp_us, |
| RTCMediaStreamTrackKind::kVideo)); |
| SetMediaStreamTrackStatsFromMediaStreamTrackInterface( |
| video_track, video_track_stats.get()); |
| video_track_stats->remote_source = false; |
| video_track_stats->detached = false; |
| video_track_stats->frame_width = static_cast<uint32_t>( |
| video_sender_info.send_frame_width); |
| video_track_stats->frame_height = static_cast<uint32_t>( |
| video_sender_info.send_frame_height); |
| // TODO(hbos): Will reduce this by frames dropped due to congestion control |
| // when available. crbug.com/659137 |
| video_track_stats->frames_sent = video_sender_info.frames_encoded; |
| return video_track_stats; |
| } |
| |
| std::unique_ptr<RTCMediaStreamTrackStats> |
| ProduceMediaStreamTrackStatsFromVideoReceiverInfo( |
| int64_t timestamp_us, |
| const VideoTrackInterface& video_track, |
| const cricket::VideoReceiverInfo& video_receiver_info) { |
| std::unique_ptr<RTCMediaStreamTrackStats> video_track_stats( |
| new RTCMediaStreamTrackStats( |
| RTCMediaStreamTrackStatsIDFromTrackKindIDAndSsrc( |
| false, MediaStreamTrackInterface::kVideoKind, video_track.id(), |
| video_receiver_info.ssrc()), |
| timestamp_us, |
| RTCMediaStreamTrackKind::kVideo)); |
| SetMediaStreamTrackStatsFromMediaStreamTrackInterface( |
| video_track, video_track_stats.get()); |
| video_track_stats->remote_source = true; |
| video_track_stats->detached = false; |
| if (video_receiver_info.frame_width > 0 && |
| video_receiver_info.frame_height > 0) { |
| video_track_stats->frame_width = static_cast<uint32_t>( |
| video_receiver_info.frame_width); |
| video_track_stats->frame_height = static_cast<uint32_t>( |
| video_receiver_info.frame_height); |
| } |
| video_track_stats->frames_received = video_receiver_info.frames_received; |
| // TODO(hbos): When we support receiving simulcast, this should be the total |
| // number of frames correctly decoded, independent of which SSRC it was |
| // received from. Since we don't support that, this is correct and is the same |
| // value as "RTCInboundRTPStreamStats.framesDecoded". crbug.com/659137 |
| video_track_stats->frames_decoded = video_receiver_info.frames_decoded; |
| RTC_DCHECK_GE(video_receiver_info.frames_received, |
| video_receiver_info.frames_rendered); |
| video_track_stats->frames_dropped = video_receiver_info.frames_received - |
| video_receiver_info.frames_rendered; |
| return video_track_stats; |
| } |
| |
| void ProduceMediaStreamAndTrackStats( |
| int64_t timestamp_us, |
| const TrackMediaInfoMap& track_media_info_map, |
| rtc::scoped_refptr<StreamCollectionInterface> streams, |
| bool is_local, |
| RTCStatsReport* report) { |
| // TODO(hbos): When "AddTrack" is implemented we should iterate tracks to |
| // find which streams exist, not iterate streams to find tracks. |
| // crbug.com/659137 |
| // TODO(hbos): Return stats of detached tracks. We have to perform stats |
| // gathering at the time of detachment to get accurate stats and timestamps. |
| // crbug.com/659137 |
| if (!streams) |
| return; |
| for (size_t i = 0; i < streams->count(); ++i) { |
| MediaStreamInterface* stream = streams->at(i); |
| |
| std::unique_ptr<RTCMediaStreamStats> stream_stats( |
| new RTCMediaStreamStats( |
| (is_local ? "RTCMediaStream_local_" : "RTCMediaStream_remote_") + |
| stream->label(), timestamp_us)); |
| stream_stats->stream_identifier = stream->label(); |
| stream_stats->track_ids = std::vector<std::string>(); |
| // The track stats are per-attachment to the connection. There can be one |
| // for receiving (remote) tracks and multiple attachments for sending |
| // (local) tracks. |
| if (is_local) { |
| // Local Audio Tracks |
| for (const rtc::scoped_refptr<AudioTrackInterface>& audio_track : |
| stream->GetAudioTracks()) { |
| const std::vector<cricket::VoiceSenderInfo*>* voice_sender_infos = |
| track_media_info_map.GetVoiceSenderInfos(*audio_track); |
| if (!voice_sender_infos) { |
| continue; |
| } |
| for (const auto& voice_sender_info : *voice_sender_infos) { |
| std::unique_ptr<RTCMediaStreamTrackStats> audio_track_stats = |
| ProduceMediaStreamTrackStatsFromVoiceSenderInfo( |
| timestamp_us, *audio_track, *voice_sender_info); |
| stream_stats->track_ids->push_back(audio_track_stats->id()); |
| report->AddStats(std::move(audio_track_stats)); |
| } |
| } |
| // Local Video Tracks |
| for (const rtc::scoped_refptr<VideoTrackInterface>& video_track : |
| stream->GetVideoTracks()) { |
| const std::vector<cricket::VideoSenderInfo*>* video_sender_infos = |
| track_media_info_map.GetVideoSenderInfos(*video_track); |
| if (!video_sender_infos) { |
| continue; |
| } |
| for (const auto& video_sender_info : *video_sender_infos) { |
| std::unique_ptr<RTCMediaStreamTrackStats> video_track_stats = |
| ProduceMediaStreamTrackStatsFromVideoSenderInfo( |
| timestamp_us, *video_track, *video_sender_info); |
| stream_stats->track_ids->push_back(video_track_stats->id()); |
| report->AddStats(std::move(video_track_stats)); |
| } |
| } |
| } else { |
| // Remote Audio Tracks |
| for (const rtc::scoped_refptr<AudioTrackInterface>& audio_track : |
| stream->GetAudioTracks()) { |
| const cricket::VoiceReceiverInfo* voice_receiver_info = |
| track_media_info_map.GetVoiceReceiverInfo(*audio_track); |
| if (!voice_receiver_info) { |
| continue; |
| } |
| std::unique_ptr<RTCMediaStreamTrackStats> audio_track_stats = |
| ProduceMediaStreamTrackStatsFromVoiceReceiverInfo( |
| timestamp_us, *audio_track, *voice_receiver_info); |
| stream_stats->track_ids->push_back(audio_track_stats->id()); |
| report->AddStats(std::move(audio_track_stats)); |
| } |
| // Remote Video Tracks |
| for (const rtc::scoped_refptr<VideoTrackInterface>& video_track : |
| stream->GetVideoTracks()) { |
| const cricket::VideoReceiverInfo* video_receiver_info = |
| track_media_info_map.GetVideoReceiverInfo(*video_track); |
| if (!video_receiver_info) { |
| continue; |
| } |
| std::unique_ptr<RTCMediaStreamTrackStats> video_track_stats = |
| ProduceMediaStreamTrackStatsFromVideoReceiverInfo( |
| timestamp_us, *video_track, *video_receiver_info); |
| stream_stats->track_ids->push_back(video_track_stats->id()); |
| report->AddStats(std::move(video_track_stats)); |
| } |
| } |
| report->AddStats(std::move(stream_stats)); |
| } |
| } |
| |
| } // namespace |
| |
| rtc::scoped_refptr<RTCStatsCollector> RTCStatsCollector::Create( |
| PeerConnection* pc, int64_t cache_lifetime_us) { |
| return rtc::scoped_refptr<RTCStatsCollector>( |
| new rtc::RefCountedObject<RTCStatsCollector>(pc, cache_lifetime_us)); |
| } |
| |
| RTCStatsCollector::RTCStatsCollector(PeerConnection* pc, |
| int64_t cache_lifetime_us) |
| : pc_(pc), |
| signaling_thread_(pc->signaling_thread()), |
| worker_thread_(pc->worker_thread()), |
| network_thread_(pc->network_thread()), |
| num_pending_partial_reports_(0), |
| partial_report_timestamp_us_(0), |
| cache_timestamp_us_(0), |
| cache_lifetime_us_(cache_lifetime_us) { |
| RTC_DCHECK(pc_); |
| RTC_DCHECK(signaling_thread_); |
| RTC_DCHECK(worker_thread_); |
| RTC_DCHECK(network_thread_); |
| RTC_DCHECK_GE(cache_lifetime_us_, 0); |
| pc_->SignalDataChannelCreated.connect( |
| this, &RTCStatsCollector::OnDataChannelCreated); |
| } |
| |
| RTCStatsCollector::~RTCStatsCollector() { |
| RTC_DCHECK_EQ(num_pending_partial_reports_, 0); |
| } |
| |
| void RTCStatsCollector::GetStatsReport( |
| rtc::scoped_refptr<RTCStatsCollectorCallback> callback) { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| RTC_DCHECK(callback); |
| callbacks_.push_back(callback); |
| |
| // "Now" using a monotonically increasing timer. |
| int64_t cache_now_us = rtc::TimeMicros(); |
| if (cached_report_ && |
| cache_now_us - cache_timestamp_us_ <= cache_lifetime_us_) { |
| // We have a fresh cached report to deliver. |
| DeliverCachedReport(); |
| } else if (!num_pending_partial_reports_) { |
| // Only start gathering stats if we're not already gathering stats. In the |
| // case of already gathering stats, |callback_| will be invoked when there |
| // are no more pending partial reports. |
| |
| // "Now" using a system clock, relative to the UNIX epoch (Jan 1, 1970, |
| // UTC), in microseconds. The system clock could be modified and is not |
| // necessarily monotonically increasing. |
| int64_t timestamp_us = rtc::TimeUTCMicros(); |
| |
| num_pending_partial_reports_ = 2; |
| partial_report_timestamp_us_ = cache_now_us; |
| |
| // Prepare |channel_name_pairs_| for use in |
| // |ProducePartialResultsOnNetworkThread|. |
| channel_name_pairs_.reset(new ChannelNamePairs()); |
| if (pc_->voice_channel()) { |
| channel_name_pairs_->voice = rtc::Optional<ChannelNamePair>( |
| ChannelNamePair(pc_->voice_channel()->content_name(), |
| pc_->voice_channel()->transport_name())); |
| } |
| if (pc_->video_channel()) { |
| channel_name_pairs_->video = rtc::Optional<ChannelNamePair>( |
| ChannelNamePair(pc_->video_channel()->content_name(), |
| pc_->video_channel()->transport_name())); |
| } |
| if (pc_->rtp_data_channel()) { |
| channel_name_pairs_->data = rtc::Optional<ChannelNamePair>( |
| ChannelNamePair(pc_->rtp_data_channel()->content_name(), |
| pc_->rtp_data_channel()->transport_name())); |
| } |
| if (pc_->sctp_content_name()) { |
| channel_name_pairs_->data = |
| rtc::Optional<ChannelNamePair>(ChannelNamePair( |
| *pc_->sctp_content_name(), *pc_->sctp_transport_name())); |
| } |
| // Prepare |track_media_info_map_| for use in |
| // |ProducePartialResultsOnNetworkThread| and |
| // |ProducePartialResultsOnSignalingThread|. |
| track_media_info_map_.reset(PrepareTrackMediaInfoMap_s().release()); |
| // Prepare |track_to_id_| for use in |ProducePartialResultsOnNetworkThread|. |
| // This avoids a possible deadlock if |MediaStreamTrackInterface::id| is |
| // implemented to invoke on the signaling thread. |
| track_to_id_ = PrepareTrackToID_s(); |
| |
| // Prepare |call_stats_| here since GetCallStats() will hop to the worker |
| // thread. |
| // TODO(holmer): To avoid the hop we could move BWE and BWE stats to the |
| // network thread, where it more naturally belongs. |
| call_stats_ = pc_->GetCallStats(); |
| |
| invoker_.AsyncInvoke<void>( |
| RTC_FROM_HERE, network_thread_, |
| rtc::Bind(&RTCStatsCollector::ProducePartialResultsOnNetworkThread, |
| rtc::scoped_refptr<RTCStatsCollector>(this), timestamp_us)); |
| ProducePartialResultsOnSignalingThread(timestamp_us); |
| } |
| } |
| |
| void RTCStatsCollector::ClearCachedStatsReport() { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| cached_report_ = nullptr; |
| } |
| |
| void RTCStatsCollector::WaitForPendingRequest() { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| if (num_pending_partial_reports_) { |
| rtc::Thread::Current()->ProcessMessages(0); |
| while (num_pending_partial_reports_) { |
| rtc::Thread::Current()->SleepMs(1); |
| rtc::Thread::Current()->ProcessMessages(0); |
| } |
| } |
| } |
| |
| void RTCStatsCollector::ProducePartialResultsOnSignalingThread( |
| int64_t timestamp_us) { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| rtc::scoped_refptr<RTCStatsReport> report = RTCStatsReport::Create( |
| timestamp_us); |
| |
| ProduceDataChannelStats_s(timestamp_us, report.get()); |
| ProduceMediaStreamAndTrackStats_s(timestamp_us, report.get()); |
| ProducePeerConnectionStats_s(timestamp_us, report.get()); |
| |
| AddPartialResults(report); |
| } |
| |
| void RTCStatsCollector::ProducePartialResultsOnNetworkThread( |
| int64_t timestamp_us) { |
| RTC_DCHECK(network_thread_->IsCurrent()); |
| rtc::scoped_refptr<RTCStatsReport> report = RTCStatsReport::Create( |
| timestamp_us); |
| |
| std::unique_ptr<SessionStats> session_stats = |
| pc_->GetSessionStats(*channel_name_pairs_); |
| if (session_stats) { |
| std::map<std::string, CertificateStatsPair> transport_cert_stats = |
| PrepareTransportCertificateStats_n(*session_stats); |
| |
| ProduceCertificateStats_n( |
| timestamp_us, transport_cert_stats, report.get()); |
| ProduceCodecStats_n( |
| timestamp_us, *track_media_info_map_, report.get()); |
| ProduceIceCandidateAndPairStats_n(timestamp_us, *session_stats, |
| track_media_info_map_->video_media_info(), |
| call_stats_, report.get()); |
| ProduceRTPStreamStats_n( |
| timestamp_us, *session_stats, *track_media_info_map_, report.get()); |
| ProduceTransportStats_n( |
| timestamp_us, *session_stats, transport_cert_stats, report.get()); |
| } |
| |
| AddPartialResults(report); |
| } |
| |
| void RTCStatsCollector::AddPartialResults( |
| const rtc::scoped_refptr<RTCStatsReport>& partial_report) { |
| if (!signaling_thread_->IsCurrent()) { |
| invoker_.AsyncInvoke<void>(RTC_FROM_HERE, signaling_thread_, |
| rtc::Bind(&RTCStatsCollector::AddPartialResults_s, |
| rtc::scoped_refptr<RTCStatsCollector>(this), |
| partial_report)); |
| return; |
| } |
| AddPartialResults_s(partial_report); |
| } |
| |
| void RTCStatsCollector::AddPartialResults_s( |
| rtc::scoped_refptr<RTCStatsReport> partial_report) { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| RTC_DCHECK_GT(num_pending_partial_reports_, 0); |
| if (!partial_report_) |
| partial_report_ = partial_report; |
| else |
| partial_report_->TakeMembersFrom(partial_report); |
| --num_pending_partial_reports_; |
| if (!num_pending_partial_reports_) { |
| cache_timestamp_us_ = partial_report_timestamp_us_; |
| cached_report_ = partial_report_; |
| partial_report_ = nullptr; |
| channel_name_pairs_.reset(); |
| track_media_info_map_.reset(); |
| track_to_id_.clear(); |
| // Trace WebRTC Stats when getStats is called on Javascript. |
| // This allows access to WebRTC stats from trace logs. To enable them, |
| // select the "webrtc_stats" category when recording traces. |
| TRACE_EVENT_INSTANT1("webrtc_stats", "webrtc_stats", "report", |
| cached_report_->ToJson()); |
| DeliverCachedReport(); |
| } |
| } |
| |
| void RTCStatsCollector::DeliverCachedReport() { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| RTC_DCHECK(!callbacks_.empty()); |
| RTC_DCHECK(cached_report_); |
| for (const rtc::scoped_refptr<RTCStatsCollectorCallback>& callback : |
| callbacks_) { |
| callback->OnStatsDelivered(cached_report_); |
| } |
| callbacks_.clear(); |
| } |
| |
| void RTCStatsCollector::ProduceCertificateStats_n( |
| int64_t timestamp_us, |
| const std::map<std::string, CertificateStatsPair>& transport_cert_stats, |
| RTCStatsReport* report) const { |
| RTC_DCHECK(network_thread_->IsCurrent()); |
| for (const auto& transport_cert_stats_pair : transport_cert_stats) { |
| if (transport_cert_stats_pair.second.local) { |
| ProduceCertificateStatsFromSSLCertificateStats( |
| timestamp_us, *transport_cert_stats_pair.second.local.get(), report); |
| } |
| if (transport_cert_stats_pair.second.remote) { |
| ProduceCertificateStatsFromSSLCertificateStats( |
| timestamp_us, *transport_cert_stats_pair.second.remote.get(), report); |
| } |
| } |
| } |
| |
| void RTCStatsCollector::ProduceCodecStats_n( |
| int64_t timestamp_us, const TrackMediaInfoMap& track_media_info_map, |
| RTCStatsReport* report) const { |
| RTC_DCHECK(network_thread_->IsCurrent()); |
| // Audio |
| if (track_media_info_map.voice_media_info()) { |
| // Inbound |
| for (const auto& pair : |
| track_media_info_map.voice_media_info()->receive_codecs) { |
| report->AddStats(CodecStatsFromRtpCodecParameters( |
| timestamp_us, true, true, pair.second)); |
| } |
| // Outbound |
| for (const auto& pair : |
| track_media_info_map.voice_media_info()->send_codecs) { |
| report->AddStats(CodecStatsFromRtpCodecParameters( |
| timestamp_us, false, true, pair.second)); |
| } |
| } |
| // Video |
| if (track_media_info_map.video_media_info()) { |
| // Inbound |
| for (const auto& pair : |
| track_media_info_map.video_media_info()->receive_codecs) { |
| report->AddStats(CodecStatsFromRtpCodecParameters( |
| timestamp_us, true, false, pair.second)); |
| } |
| // Outbound |
| for (const auto& pair : |
| track_media_info_map.video_media_info()->send_codecs) { |
| report->AddStats(CodecStatsFromRtpCodecParameters( |
| timestamp_us, false, false, pair.second)); |
| } |
| } |
| } |
| |
| void RTCStatsCollector::ProduceDataChannelStats_s( |
| int64_t timestamp_us, RTCStatsReport* report) const { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| for (const rtc::scoped_refptr<DataChannel>& data_channel : |
| pc_->sctp_data_channels()) { |
| std::unique_ptr<RTCDataChannelStats> data_channel_stats( |
| new RTCDataChannelStats( |
| "RTCDataChannel_" + rtc::ToString<>(data_channel->id()), |
| timestamp_us)); |
| data_channel_stats->label = data_channel->label(); |
| data_channel_stats->protocol = data_channel->protocol(); |
| data_channel_stats->datachannelid = data_channel->id(); |
| data_channel_stats->state = |
| DataStateToRTCDataChannelState(data_channel->state()); |
| data_channel_stats->messages_sent = data_channel->messages_sent(); |
| data_channel_stats->bytes_sent = data_channel->bytes_sent(); |
| data_channel_stats->messages_received = data_channel->messages_received(); |
| data_channel_stats->bytes_received = data_channel->bytes_received(); |
| report->AddStats(std::move(data_channel_stats)); |
| } |
| } |
| |
| void RTCStatsCollector::ProduceIceCandidateAndPairStats_n( |
| int64_t timestamp_us, |
| const SessionStats& session_stats, |
| const cricket::VideoMediaInfo* video_media_info, |
| const Call::Stats& call_stats, |
| RTCStatsReport* report) const { |
| RTC_DCHECK(network_thread_->IsCurrent()); |
| for (const auto& transport_stats : session_stats.transport_stats) { |
| for (const auto& channel_stats : transport_stats.second.channel_stats) { |
| std::string transport_id = RTCTransportStatsIDFromTransportChannel( |
| transport_stats.second.transport_name, channel_stats.component); |
| for (const cricket::ConnectionInfo& info : |
| channel_stats.connection_infos) { |
| std::unique_ptr<RTCIceCandidatePairStats> candidate_pair_stats( |
| new RTCIceCandidatePairStats( |
| RTCIceCandidatePairStatsIDFromConnectionInfo(info), |
| timestamp_us)); |
| |
| candidate_pair_stats->transport_id = transport_id; |
| // TODO(hbos): There could be other candidates that are not paired with |
| // anything. We don't have a complete list. Local candidates come from |
| // Port objects, and prflx candidates (both local and remote) are only |
| // stored in candidate pairs. crbug.com/632723 |
| candidate_pair_stats->local_candidate_id = ProduceIceCandidateStats( |
| timestamp_us, info.local_candidate, true, transport_id, report); |
| candidate_pair_stats->remote_candidate_id = ProduceIceCandidateStats( |
| timestamp_us, info.remote_candidate, false, transport_id, report); |
| candidate_pair_stats->state = |
| IceCandidatePairStateToRTCStatsIceCandidatePairState(info.state); |
| candidate_pair_stats->priority = info.priority; |
| candidate_pair_stats->nominated = info.nominated; |
| // TODO(hbos): This writable is different than the spec. It goes to |
| // false after a certain amount of time without a response passes. |
| // crbug.com/633550 |
| candidate_pair_stats->writable = info.writable; |
| candidate_pair_stats->bytes_sent = |
| static_cast<uint64_t>(info.sent_total_bytes); |
| candidate_pair_stats->bytes_received = |
| static_cast<uint64_t>(info.recv_total_bytes); |
| candidate_pair_stats->total_round_trip_time = |
| static_cast<double>(info.total_round_trip_time_ms) / |
| rtc::kNumMillisecsPerSec; |
| if (info.current_round_trip_time_ms) { |
| candidate_pair_stats->current_round_trip_time = |
| static_cast<double>(*info.current_round_trip_time_ms) / |
| rtc::kNumMillisecsPerSec; |
| } |
| if (info.best_connection) { |
| // The bandwidth estimations we have are for the selected candidate |
| // pair ("info.best_connection"). |
| RTC_DCHECK_GE(call_stats.send_bandwidth_bps, 0); |
| RTC_DCHECK_GE(call_stats.recv_bandwidth_bps, 0); |
| if (call_stats.send_bandwidth_bps > 0) { |
| candidate_pair_stats->available_outgoing_bitrate = |
| static_cast<double>(call_stats.send_bandwidth_bps); |
| } |
| if (call_stats.recv_bandwidth_bps > 0) { |
| candidate_pair_stats->available_incoming_bitrate = |
| static_cast<double>(call_stats.recv_bandwidth_bps); |
| } |
| } |
| candidate_pair_stats->requests_received = |
| static_cast<uint64_t>(info.recv_ping_requests); |
| candidate_pair_stats->requests_sent = static_cast<uint64_t>( |
| info.sent_ping_requests_before_first_response); |
| candidate_pair_stats->responses_received = |
| static_cast<uint64_t>(info.recv_ping_responses); |
| candidate_pair_stats->responses_sent = |
| static_cast<uint64_t>(info.sent_ping_responses); |
| RTC_DCHECK_GE(info.sent_ping_requests_total, |
| info.sent_ping_requests_before_first_response); |
| candidate_pair_stats->consent_requests_sent = static_cast<uint64_t>( |
| info.sent_ping_requests_total - |
| info.sent_ping_requests_before_first_response); |
| |
| report->AddStats(std::move(candidate_pair_stats)); |
| } |
| } |
| } |
| } |
| |
| void RTCStatsCollector::ProduceMediaStreamAndTrackStats_s( |
| int64_t timestamp_us, RTCStatsReport* report) const { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| RTC_DCHECK(track_media_info_map_); |
| ProduceMediaStreamAndTrackStats(timestamp_us, |
| *track_media_info_map_, |
| pc_->local_streams(), |
| true, |
| report); |
| ProduceMediaStreamAndTrackStats(timestamp_us, |
| *track_media_info_map_, |
| pc_->remote_streams(), |
| false, |
| report); |
| } |
| |
| void RTCStatsCollector::ProducePeerConnectionStats_s( |
| int64_t timestamp_us, RTCStatsReport* report) const { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| std::unique_ptr<RTCPeerConnectionStats> stats( |
| new RTCPeerConnectionStats("RTCPeerConnection", timestamp_us)); |
| stats->data_channels_opened = internal_record_.data_channels_opened; |
| stats->data_channels_closed = internal_record_.data_channels_closed; |
| report->AddStats(std::move(stats)); |
| } |
| |
| void RTCStatsCollector::ProduceRTPStreamStats_n( |
| int64_t timestamp_us, const SessionStats& session_stats, |
| const TrackMediaInfoMap& track_media_info_map, |
| RTCStatsReport* report) const { |
| RTC_DCHECK(network_thread_->IsCurrent()); |
| |
| // Audio |
| if (track_media_info_map.voice_media_info()) { |
| std::string transport_id = RTCTransportStatsIDFromBaseChannel( |
| session_stats.proxy_to_transport, *pc_->voice_channel()); |
| RTC_DCHECK(!transport_id.empty()); |
| // Inbound |
| for (const cricket::VoiceReceiverInfo& voice_receiver_info : |
| track_media_info_map.voice_media_info()->receivers) { |
| // TODO(nisse): SSRC == 0 currently means none. Delete check when that |
| // is fixed. |
| if (voice_receiver_info.ssrc() == 0) |
| continue; |
| std::unique_ptr<RTCInboundRTPStreamStats> inbound_audio( |
| new RTCInboundRTPStreamStats( |
| RTCInboundRTPStreamStatsIDFromSSRC( |
| true, voice_receiver_info.ssrc()), |
| timestamp_us)); |
| SetInboundRTPStreamStatsFromVoiceReceiverInfo( |
| voice_receiver_info, inbound_audio.get()); |
| rtc::scoped_refptr<AudioTrackInterface> audio_track = |
| track_media_info_map_->GetAudioTrack(voice_receiver_info); |
| if (audio_track) { |
| RTC_DCHECK(track_to_id_.find(audio_track.get()) != track_to_id_.end()); |
| inbound_audio->track_id = |
| RTCMediaStreamTrackStatsIDFromTrackKindIDAndSsrc( |
| false, |
| MediaStreamTrackInterface::kAudioKind, |
| track_to_id_.find(audio_track.get())->second, |
| voice_receiver_info.ssrc()); |
| } |
| inbound_audio->transport_id = transport_id; |
| report->AddStats(std::move(inbound_audio)); |
| } |
| // Outbound |
| for (const cricket::VoiceSenderInfo& voice_sender_info : |
| track_media_info_map.voice_media_info()->senders) { |
| // TODO(nisse): SSRC == 0 currently means none. Delete check when that |
| // is fixed. |
| if (voice_sender_info.ssrc() == 0) |
| continue; |
| std::unique_ptr<RTCOutboundRTPStreamStats> outbound_audio( |
| new RTCOutboundRTPStreamStats( |
| RTCOutboundRTPStreamStatsIDFromSSRC( |
| true, voice_sender_info.ssrc()), |
| timestamp_us)); |
| SetOutboundRTPStreamStatsFromVoiceSenderInfo( |
| voice_sender_info, outbound_audio.get()); |
| rtc::scoped_refptr<AudioTrackInterface> audio_track = |
| track_media_info_map_->GetAudioTrack(voice_sender_info); |
| if (audio_track) { |
| RTC_DCHECK(track_to_id_.find(audio_track.get()) != track_to_id_.end()); |
| outbound_audio->track_id = |
| RTCMediaStreamTrackStatsIDFromTrackKindIDAndSsrc( |
| true, |
| MediaStreamTrackInterface::kAudioKind, |
| track_to_id_.find(audio_track.get())->second, |
| voice_sender_info.ssrc()); |
| } |
| outbound_audio->transport_id = transport_id; |
| report->AddStats(std::move(outbound_audio)); |
| } |
| } |
| // Video |
| if (track_media_info_map.video_media_info()) { |
| std::string transport_id = RTCTransportStatsIDFromBaseChannel( |
| session_stats.proxy_to_transport, *pc_->video_channel()); |
| RTC_DCHECK(!transport_id.empty()); |
| // Inbound |
| for (const cricket::VideoReceiverInfo& video_receiver_info : |
| track_media_info_map.video_media_info()->receivers) { |
| // TODO(nisse): SSRC == 0 currently means none. Delete check when that |
| // is fixed. |
| if (video_receiver_info.ssrc() == 0) |
| continue; |
| std::unique_ptr<RTCInboundRTPStreamStats> inbound_video( |
| new RTCInboundRTPStreamStats( |
| RTCInboundRTPStreamStatsIDFromSSRC( |
| false, video_receiver_info.ssrc()), |
| timestamp_us)); |
| SetInboundRTPStreamStatsFromVideoReceiverInfo( |
| video_receiver_info, inbound_video.get()); |
| rtc::scoped_refptr<VideoTrackInterface> video_track = |
| track_media_info_map_->GetVideoTrack(video_receiver_info); |
| if (video_track) { |
| RTC_DCHECK(track_to_id_.find(video_track.get()) != track_to_id_.end()); |
| inbound_video->track_id = |
| RTCMediaStreamTrackStatsIDFromTrackKindIDAndSsrc( |
| false, |
| MediaStreamTrackInterface::kVideoKind, |
| track_to_id_.find(video_track.get())->second, |
| video_receiver_info.ssrc()); |
| } |
| inbound_video->transport_id = transport_id; |
| report->AddStats(std::move(inbound_video)); |
| } |
| // Outbound |
| for (const cricket::VideoSenderInfo& video_sender_info : |
| track_media_info_map.video_media_info()->senders) { |
| // TODO(nisse): SSRC == 0 currently means none. Delete check when that |
| // is fixed. |
| if (video_sender_info.ssrc() == 0) |
| continue; |
| std::unique_ptr<RTCOutboundRTPStreamStats> outbound_video( |
| new RTCOutboundRTPStreamStats( |
| RTCOutboundRTPStreamStatsIDFromSSRC( |
| false, video_sender_info.ssrc()), |
| timestamp_us)); |
| SetOutboundRTPStreamStatsFromVideoSenderInfo( |
| video_sender_info, outbound_video.get()); |
| rtc::scoped_refptr<VideoTrackInterface> video_track = |
| track_media_info_map_->GetVideoTrack(video_sender_info); |
| if (video_track) { |
| RTC_DCHECK(track_to_id_.find(video_track.get()) != track_to_id_.end()); |
| outbound_video->track_id = |
| RTCMediaStreamTrackStatsIDFromTrackKindIDAndSsrc( |
| true, |
| MediaStreamTrackInterface::kVideoKind, |
| track_to_id_.find(video_track.get())->second, |
| video_sender_info.ssrc()); |
| } |
| outbound_video->transport_id = transport_id; |
| report->AddStats(std::move(outbound_video)); |
| } |
| } |
| } |
| |
| void RTCStatsCollector::ProduceTransportStats_n( |
| int64_t timestamp_us, const SessionStats& session_stats, |
| const std::map<std::string, CertificateStatsPair>& transport_cert_stats, |
| RTCStatsReport* report) const { |
| RTC_DCHECK(network_thread_->IsCurrent()); |
| for (const auto& transport : session_stats.transport_stats) { |
| // Get reference to RTCP channel, if it exists. |
| std::string rtcp_transport_stats_id; |
| for (const auto& channel_stats : transport.second.channel_stats) { |
| if (channel_stats.component == |
| cricket::ICE_CANDIDATE_COMPONENT_RTCP) { |
| rtcp_transport_stats_id = RTCTransportStatsIDFromTransportChannel( |
| transport.second.transport_name, channel_stats.component); |
| break; |
| } |
| } |
| |
| // Get reference to local and remote certificates of this transport, if they |
| // exist. |
| const auto& certificate_stats_it = transport_cert_stats.find( |
| transport.second.transport_name); |
| RTC_DCHECK(certificate_stats_it != transport_cert_stats.cend()); |
| std::string local_certificate_id; |
| if (certificate_stats_it->second.local) { |
| local_certificate_id = RTCCertificateIDFromFingerprint( |
| certificate_stats_it->second.local->fingerprint); |
| } |
| std::string remote_certificate_id; |
| if (certificate_stats_it->second.remote) { |
| remote_certificate_id = RTCCertificateIDFromFingerprint( |
| certificate_stats_it->second.remote->fingerprint); |
| } |
| |
| // There is one transport stats for each channel. |
| for (const auto& channel_stats : transport.second.channel_stats) { |
| std::unique_ptr<RTCTransportStats> transport_stats( |
| new RTCTransportStats( |
| RTCTransportStatsIDFromTransportChannel( |
| transport.second.transport_name, channel_stats.component), |
| timestamp_us)); |
| transport_stats->bytes_sent = 0; |
| transport_stats->bytes_received = 0; |
| transport_stats->dtls_state = DtlsTransportStateToRTCDtlsTransportState( |
| channel_stats.dtls_state); |
| for (const cricket::ConnectionInfo& info : |
| channel_stats.connection_infos) { |
| *transport_stats->bytes_sent += info.sent_total_bytes; |
| *transport_stats->bytes_received += info.recv_total_bytes; |
| if (info.best_connection) { |
| transport_stats->selected_candidate_pair_id = |
| RTCIceCandidatePairStatsIDFromConnectionInfo(info); |
| } |
| } |
| if (channel_stats.component != cricket::ICE_CANDIDATE_COMPONENT_RTCP && |
| !rtcp_transport_stats_id.empty()) { |
| transport_stats->rtcp_transport_stats_id = rtcp_transport_stats_id; |
| } |
| if (!local_certificate_id.empty()) |
| transport_stats->local_certificate_id = local_certificate_id; |
| if (!remote_certificate_id.empty()) |
| transport_stats->remote_certificate_id = remote_certificate_id; |
| report->AddStats(std::move(transport_stats)); |
| } |
| } |
| } |
| |
| std::map<std::string, RTCStatsCollector::CertificateStatsPair> |
| RTCStatsCollector::PrepareTransportCertificateStats_n( |
| const SessionStats& session_stats) const { |
| RTC_DCHECK(network_thread_->IsCurrent()); |
| std::map<std::string, CertificateStatsPair> transport_cert_stats; |
| for (const auto& transport_stats : session_stats.transport_stats) { |
| CertificateStatsPair certificate_stats_pair; |
| rtc::scoped_refptr<rtc::RTCCertificate> local_certificate; |
| if (pc_->GetLocalCertificate(transport_stats.second.transport_name, |
| &local_certificate)) { |
| certificate_stats_pair.local = |
| local_certificate->ssl_certificate().GetStats(); |
| } |
| std::unique_ptr<rtc::SSLCertificate> remote_certificate = |
| pc_->GetRemoteSSLCertificate(transport_stats.second.transport_name); |
| if (remote_certificate) { |
| certificate_stats_pair.remote = remote_certificate->GetStats(); |
| } |
| transport_cert_stats.insert( |
| std::make_pair(transport_stats.second.transport_name, |
| std::move(certificate_stats_pair))); |
| } |
| return transport_cert_stats; |
| } |
| |
| std::unique_ptr<TrackMediaInfoMap> |
| RTCStatsCollector::PrepareTrackMediaInfoMap_s() const { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| std::unique_ptr<cricket::VoiceMediaInfo> voice_media_info; |
| if (pc_->voice_channel()) { |
| voice_media_info.reset(new cricket::VoiceMediaInfo()); |
| if (!pc_->voice_channel()->GetStats(voice_media_info.get())) { |
| voice_media_info.reset(); |
| } |
| } |
| std::unique_ptr<cricket::VideoMediaInfo> video_media_info; |
| if (pc_->video_channel()) { |
| video_media_info.reset(new cricket::VideoMediaInfo()); |
| if (!pc_->video_channel()->GetStats(video_media_info.get())) { |
| video_media_info.reset(); |
| } |
| } |
| std::unique_ptr<TrackMediaInfoMap> track_media_info_map( |
| new TrackMediaInfoMap(std::move(voice_media_info), |
| std::move(video_media_info), |
| pc_->GetSenders(), |
| pc_->GetReceivers())); |
| return track_media_info_map; |
| } |
| |
| std::map<MediaStreamTrackInterface*, std::string> |
| RTCStatsCollector::PrepareTrackToID_s() const { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| std::map<MediaStreamTrackInterface*, std::string> track_to_id; |
| for (auto sender : pc_->GetSenders()) { |
| auto track = sender->track(); |
| if (track) |
| track_to_id[track.get()] = track->id(); |
| } |
| for (auto receiver : pc_->GetReceivers()) { |
| auto track = receiver->track(); |
| if (track) |
| track_to_id[track.get()] = track->id(); |
| } |
| return track_to_id; |
| } |
| |
| void RTCStatsCollector::OnDataChannelCreated(DataChannel* channel) { |
| channel->SignalOpened.connect(this, &RTCStatsCollector::OnDataChannelOpened); |
| channel->SignalClosed.connect(this, &RTCStatsCollector::OnDataChannelClosed); |
| } |
| |
| void RTCStatsCollector::OnDataChannelOpened(DataChannel* channel) { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| bool result = internal_record_.opened_data_channels.insert( |
| reinterpret_cast<uintptr_t>(channel)).second; |
| ++internal_record_.data_channels_opened; |
| RTC_DCHECK(result); |
| } |
| |
| void RTCStatsCollector::OnDataChannelClosed(DataChannel* channel) { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| // Only channels that have been fully opened (and have increased the |
| // |data_channels_opened_| counter) increase the closed counter. |
| if (internal_record_.opened_data_channels.erase( |
| reinterpret_cast<uintptr_t>(channel))) { |
| ++internal_record_.data_channels_closed; |
| } |
| } |
| |
| const char* CandidateTypeToRTCIceCandidateTypeForTesting( |
| const std::string& type) { |
| return CandidateTypeToRTCIceCandidateType(type); |
| } |
| |
| const char* DataStateToRTCDataChannelStateForTesting( |
| DataChannelInterface::DataState state) { |
| return DataStateToRTCDataChannelState(state); |
| } |
| |
| } // namespace webrtc |
