| /* |
| * 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/rtc_stats_collector.h" |
| |
| #include <memory> |
| #include <string> |
| #include <utility> |
| #include <vector> |
| |
| #include "absl/memory/memory.h" |
| #include "api/candidate.h" |
| #include "api/media_stream_interface.h" |
| #include "api/peer_connection_interface.h" |
| #include "api/video/video_content_type.h" |
| #include "media/base/media_channel.h" |
| #include "p2p/base/p2p_constants.h" |
| #include "p2p/base/port.h" |
| #include "pc/peer_connection.h" |
| #include "pc/rtc_stats_traversal.h" |
| #include "rtc_base/checks.h" |
| #include "rtc_base/strings/string_builder.h" |
| #include "rtc_base/time_utils.h" |
| #include "rtc_base/trace_event.h" |
| |
| namespace webrtc { |
| |
| namespace { |
| |
| // TODO(https://crbug.com/webrtc/10656): Consider making IDs less predictable. |
| std::string RTCCertificateIDFromFingerprint(const std::string& fingerprint) { |
| return "RTCCertificate_" + fingerprint; |
| } |
| |
| std::string RTCCodecStatsIDFromMidDirectionAndPayload(const std::string& mid, |
| bool inbound, |
| uint32_t payload_type) { |
| char buf[1024]; |
| rtc::SimpleStringBuilder sb(buf); |
| sb << "RTCCodec_" << mid << (inbound ? "_Inbound_" : "_Outbound_") |
| << payload_type; |
| return sb.str(); |
| } |
| |
| std::string RTCIceCandidatePairStatsIDFromConnectionInfo( |
| const cricket::ConnectionInfo& info) { |
| char buf[4096]; |
| rtc::SimpleStringBuilder sb(buf); |
| sb << "RTCIceCandidatePair_" << info.local_candidate.id() << "_" |
| << info.remote_candidate.id(); |
| return sb.str(); |
| } |
| |
| const char kSender[] = "sender"; |
| const char kReceiver[] = "receiver"; |
| |
| std::string RTCMediaStreamTrackStatsIDFromDirectionAndAttachment( |
| const char* direction, |
| int attachment_id) { |
| char buf[1024]; |
| rtc::SimpleStringBuilder sb(buf); |
| sb << "RTCMediaStreamTrack_" << direction << "_" << attachment_id; |
| return sb.str(); |
| } |
| |
| std::string RTCTransportStatsIDFromTransportChannel( |
| const std::string& transport_name, int channel_component) { |
| char buf[1024]; |
| rtc::SimpleStringBuilder sb(buf); |
| sb << "RTCTransport_" << transport_name << "_" << channel_component; |
| return sb.str(); |
| } |
| |
| std::string RTCInboundRTPStreamStatsIDFromSSRC(bool audio, uint32_t ssrc) { |
| char buf[1024]; |
| rtc::SimpleStringBuilder sb(buf); |
| sb << "RTCInboundRTP" << (audio ? "Audio" : "Video") << "Stream_" << ssrc; |
| return sb.str(); |
| } |
| |
| std::string RTCOutboundRTPStreamStatsIDFromSSRC(bool audio, uint32_t ssrc) { |
| char buf[1024]; |
| rtc::SimpleStringBuilder sb(buf); |
| sb << "RTCOutboundRTP" << (audio ? "Audio" : "Video") << "Stream_" << ssrc; |
| return sb.str(); |
| } |
| |
| std::string RTCRemoteInboundRtpStreamStatsIdFromSourceSsrc( |
| cricket::MediaType media_type, |
| uint32_t source_ssrc) { |
| char buf[1024]; |
| rtc::SimpleStringBuilder sb(buf); |
| sb << "RTCRemoteInboundRtp" |
| << (media_type == cricket::MEDIA_TYPE_AUDIO ? "Audio" : "Video") |
| << "Stream_" << source_ssrc; |
| return sb.str(); |
| } |
| |
| std::string RTCMediaSourceStatsIDFromKindAndAttachment( |
| cricket::MediaType media_type, |
| int attachment_id) { |
| char buf[1024]; |
| rtc::SimpleStringBuilder sb(buf); |
| sb << "RTC" << (media_type == cricket::MEDIA_TYPE_AUDIO ? "Audio" : "Video") |
| << "Source_" << attachment_id; |
| return sb.str(); |
| } |
| |
| 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; |
| } |
| } |
| |
| const char* NetworkAdapterTypeToStatsType(rtc::AdapterType type) { |
| switch (type) { |
| case rtc::ADAPTER_TYPE_CELLULAR: |
| return RTCNetworkType::kCellular; |
| case rtc::ADAPTER_TYPE_ETHERNET: |
| return RTCNetworkType::kEthernet; |
| case rtc::ADAPTER_TYPE_WIFI: |
| return RTCNetworkType::kWifi; |
| case rtc::ADAPTER_TYPE_VPN: |
| return RTCNetworkType::kVpn; |
| case rtc::ADAPTER_TYPE_UNKNOWN: |
| case rtc::ADAPTER_TYPE_LOOPBACK: |
| case rtc::ADAPTER_TYPE_ANY: |
| return RTCNetworkType::kUnknown; |
| } |
| RTC_NOTREACHED(); |
| return nullptr; |
| } |
| |
| const char* QualityLimitationReasonToRTCQualityLimitationReason( |
| QualityLimitationReason reason) { |
| switch (reason) { |
| case QualityLimitationReason::kNone: |
| return RTCQualityLimitationReason::kNone; |
| case QualityLimitationReason::kCpu: |
| return RTCQualityLimitationReason::kCpu; |
| case QualityLimitationReason::kBandwidth: |
| return RTCQualityLimitationReason::kBandwidth; |
| case QualityLimitationReason::kOther: |
| return RTCQualityLimitationReason::kOther; |
| } |
| } |
| |
| 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, |
| const std::string& mid, |
| bool inbound, |
| 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( |
| RTCCodecStatsIDFromMidDirectionAndPayload(mid, inbound, 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. https://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<int32_t>(media_receiver_info.packets_lost); |
| } |
| |
| void SetInboundRTPStreamStatsFromVoiceReceiverInfo( |
| const std::string& mid, |
| const cricket::VoiceReceiverInfo& voice_receiver_info, |
| RTCInboundRTPStreamStats* inbound_audio) { |
| SetInboundRTPStreamStatsFromMediaReceiverInfo( |
| voice_receiver_info, inbound_audio); |
| inbound_audio->media_type = "audio"; |
| inbound_audio->kind = "audio"; |
| if (voice_receiver_info.codec_payload_type) { |
| inbound_audio->codec_id = RTCCodecStatsIDFromMidDirectionAndPayload( |
| mid, 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. |
| if (voice_receiver_info.last_packet_received_timestamp_ms) { |
| inbound_audio->last_packet_received_timestamp = |
| static_cast<double>( |
| *voice_receiver_info.last_packet_received_timestamp_ms) / |
| rtc::kNumMillisecsPerSec; |
| } |
| inbound_audio->fec_packets_received = |
| voice_receiver_info.fec_packets_received; |
| inbound_audio->fec_packets_discarded = |
| voice_receiver_info.fec_packets_discarded; |
| } |
| |
| void SetInboundRTPStreamStatsFromVideoReceiverInfo( |
| const std::string& mid, |
| const cricket::VideoReceiverInfo& video_receiver_info, |
| RTCInboundRTPStreamStats* inbound_video) { |
| SetInboundRTPStreamStatsFromMediaReceiverInfo( |
| video_receiver_info, inbound_video); |
| inbound_video->media_type = "video"; |
| inbound_video->kind = "video"; |
| if (video_receiver_info.codec_payload_type) { |
| inbound_video->codec_id = RTCCodecStatsIDFromMidDirectionAndPayload( |
| mid, true, *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; |
| inbound_video->key_frames_decoded = video_receiver_info.key_frames_decoded; |
| if (video_receiver_info.qp_sum) |
| inbound_video->qp_sum = *video_receiver_info.qp_sum; |
| if (video_receiver_info.last_packet_received_timestamp_ms) { |
| inbound_video->last_packet_received_timestamp = |
| static_cast<double>( |
| *video_receiver_info.last_packet_received_timestamp_ms) / |
| rtc::kNumMillisecsPerSec; |
| } |
| // TODO(https://crbug.com/webrtc/10529): When info's |content_info| is |
| // optional, support the "unspecified" value. |
| if (video_receiver_info.content_type == VideoContentType::SCREENSHARE) |
| inbound_video->content_type = RTCContentType::kScreenshare; |
| } |
| |
| // 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. https://crbug.com/657856 |
| outbound_stats->is_remote = false; |
| outbound_stats->packets_sent = |
| static_cast<uint32_t>(media_sender_info.packets_sent); |
| outbound_stats->retransmitted_packets_sent = |
| media_sender_info.retransmitted_packets_sent; |
| outbound_stats->bytes_sent = |
| static_cast<uint64_t>(media_sender_info.bytes_sent); |
| outbound_stats->retransmitted_bytes_sent = |
| media_sender_info.retransmitted_bytes_sent; |
| } |
| |
| void SetOutboundRTPStreamStatsFromVoiceSenderInfo( |
| const std::string& mid, |
| const cricket::VoiceSenderInfo& voice_sender_info, |
| RTCOutboundRTPStreamStats* outbound_audio) { |
| SetOutboundRTPStreamStatsFromMediaSenderInfo( |
| voice_sender_info, outbound_audio); |
| outbound_audio->media_type = "audio"; |
| outbound_audio->kind = "audio"; |
| if (voice_sender_info.codec_payload_type) { |
| outbound_audio->codec_id = RTCCodecStatsIDFromMidDirectionAndPayload( |
| mid, false, *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 std::string& mid, |
| const cricket::VideoSenderInfo& video_sender_info, |
| RTCOutboundRTPStreamStats* outbound_video) { |
| SetOutboundRTPStreamStatsFromMediaSenderInfo( |
| video_sender_info, outbound_video); |
| outbound_video->media_type = "video"; |
| outbound_video->kind = "video"; |
| if (video_sender_info.codec_payload_type) { |
| outbound_video->codec_id = RTCCodecStatsIDFromMidDirectionAndPayload( |
| mid, 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; |
| outbound_video->key_frames_encoded = video_sender_info.key_frames_encoded; |
| outbound_video->total_encode_time = |
| static_cast<double>(video_sender_info.total_encode_time_ms) / |
| rtc::kNumMillisecsPerSec; |
| outbound_video->total_encoded_bytes_target = |
| video_sender_info.total_encoded_bytes_target; |
| outbound_video->total_packet_send_delay = |
| static_cast<double>(video_sender_info.total_packet_send_delay_ms) / |
| rtc::kNumMillisecsPerSec; |
| outbound_video->quality_limitation_reason = |
| QualityLimitationReasonToRTCQualityLimitationReason( |
| video_sender_info.quality_limitation_reason); |
| // TODO(https://crbug.com/webrtc/10529): When info's |content_info| is |
| // optional, support the "unspecified" value. |
| if (video_sender_info.content_type == VideoContentType::SCREENSHARE) |
| outbound_video->content_type = RTCContentType::kScreenshare; |
| } |
| |
| std::unique_ptr<RTCRemoteInboundRtpStreamStats> |
| ProduceRemoteInboundRtpStreamStatsFromReportBlockData( |
| const ReportBlockData& report_block_data, |
| cricket::MediaType media_type, |
| const RTCStatsReport& report) { |
| const auto& report_block = report_block_data.report_block(); |
| // RTCStats' timestamp generally refers to when the metric was sampled, but |
| // for "remote-[outbound/inbound]-rtp" it refers to the local time when the |
| // Report Block was received. |
| auto remote_inbound = absl::make_unique<RTCRemoteInboundRtpStreamStats>( |
| RTCRemoteInboundRtpStreamStatsIdFromSourceSsrc(media_type, |
| report_block.source_ssrc), |
| /*timestamp=*/report_block_data.report_block_timestamp_utc_us()); |
| remote_inbound->ssrc = report_block.source_ssrc; |
| remote_inbound->kind = |
| media_type == cricket::MEDIA_TYPE_AUDIO ? "audio" : "video"; |
| remote_inbound->packets_lost = report_block.packets_lost; |
| remote_inbound->round_trip_time = |
| static_cast<double>(report_block_data.last_rtt_ms()) / |
| rtc::kNumMillisecsPerSec; |
| |
| std::string local_id = RTCOutboundRTPStreamStatsIDFromSSRC( |
| media_type == cricket::MEDIA_TYPE_AUDIO, report_block.source_ssrc); |
| const auto* local_id_stat = report.Get(local_id); |
| if (local_id_stat) { |
| remote_inbound->local_id = local_id; |
| const auto& outbound_rtp = |
| local_id_stat->cast_to<RTCOutboundRTPStreamStats>(); |
| // The RTP/RTCP transport is obtained from the |
| // RTCOutboundRtpStreamStats's transport. |
| const auto* transport_from_id = outbound_rtp.transport_id.is_defined() |
| ? report.Get(*outbound_rtp.transport_id) |
| : nullptr; |
| if (transport_from_id) { |
| const auto& transport = transport_from_id->cast_to<RTCTransportStats>(); |
| // If RTP and RTCP are not multiplexed, there is a separate RTCP |
| // transport paired with the RTP transport, otherwise the same |
| // transport is used for RTCP and RTP. |
| remote_inbound->transport_id = |
| transport.rtcp_transport_stats_id.is_defined() |
| ? *transport.rtcp_transport_stats_id |
| : *outbound_rtp.transport_id; |
| } |
| // We're assuming the same codec is used on both ends. However if the |
| // codec is switched out on the fly we may have received a Report Block |
| // based on the previous codec and there is no way to tell which point in |
| // time the codec changed for the remote end. |
| const auto* codec_from_id = outbound_rtp.codec_id.is_defined() |
| ? report.Get(*outbound_rtp.codec_id) |
| : nullptr; |
| if (codec_from_id) { |
| remote_inbound->codec_id = *outbound_rtp.codec_id; |
| const auto& codec = codec_from_id->cast_to<RTCCodecStats>(); |
| if (codec.clock_rate.is_defined()) { |
| // The Report Block jitter is expressed in RTP timestamp units |
| // (https://tools.ietf.org/html/rfc3550#section-6.4.1). To convert this |
| // to seconds we divide by the codec's clock rate. |
| remote_inbound->jitter = |
| static_cast<double>(report_block.jitter) / *codec.clock_rate; |
| } |
| } |
| } |
| return remote_inbound; |
| } |
| |
| 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; |
| if (is_local) { |
| candidate_stats->network_type = |
| NetworkAdapterTypeToStatsType(candidate.network_type()); |
| if (candidate.type() == cricket::RELAY_PORT_TYPE) { |
| std::string relay_protocol = candidate.relay_protocol(); |
| RTC_DCHECK(relay_protocol.compare("udp") == 0 || |
| relay_protocol.compare("tcp") == 0 || |
| relay_protocol.compare("tls") == 0); |
| candidate_stats->relay_protocol = relay_protocol; |
| } |
| } else { |
| // We don't expect to know the adapter type of remote candidates. |
| RTC_DCHECK_EQ(rtc::ADAPTER_TYPE_UNKNOWN, candidate.network_type()); |
| } |
| 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, |
| int attachment_id) { |
| std::unique_ptr<RTCMediaStreamTrackStats> audio_track_stats( |
| new RTCMediaStreamTrackStats( |
| RTCMediaStreamTrackStatsIDFromDirectionAndAttachment(kSender, |
| attachment_id), |
| timestamp_us, RTCMediaStreamTrackKind::kAudio)); |
| SetMediaStreamTrackStatsFromMediaStreamTrackInterface( |
| audio_track, audio_track_stats.get()); |
| audio_track_stats->media_source_id = |
| RTCMediaSourceStatsIDFromKindAndAttachment(cricket::MEDIA_TYPE_AUDIO, |
| attachment_id); |
| 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.apm_statistics.echo_return_loss) { |
| audio_track_stats->echo_return_loss = |
| *voice_sender_info.apm_statistics.echo_return_loss; |
| } |
| if (voice_sender_info.apm_statistics.echo_return_loss_enhancement) { |
| audio_track_stats->echo_return_loss_enhancement = |
| *voice_sender_info.apm_statistics.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, |
| int attachment_id) { |
| // Since receiver tracks can't be reattached, we use the SSRC as |
| // an attachment identifier. |
| std::unique_ptr<RTCMediaStreamTrackStats> audio_track_stats( |
| new RTCMediaStreamTrackStats( |
| RTCMediaStreamTrackStatsIDFromDirectionAndAttachment(kReceiver, |
| attachment_id), |
| 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->jitter_buffer_emitted_count = |
| voice_receiver_info.jitter_buffer_emitted_count; |
| audio_track_stats->inserted_samples_for_deceleration = |
| voice_receiver_info.inserted_samples_for_deceleration; |
| audio_track_stats->removed_samples_for_acceleration = |
| voice_receiver_info.removed_samples_for_acceleration; |
| 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->silent_concealed_samples = |
| voice_receiver_info.silent_concealed_samples; |
| audio_track_stats->concealment_events = |
| voice_receiver_info.concealment_events; |
| audio_track_stats->jitter_buffer_flushes = |
| voice_receiver_info.jitter_buffer_flushes; |
| audio_track_stats->delayed_packet_outage_samples = |
| voice_receiver_info.delayed_packet_outage_samples; |
| audio_track_stats->relative_packet_arrival_delay = |
| voice_receiver_info.relative_packet_arrival_delay_seconds; |
| audio_track_stats->interruption_count = |
| voice_receiver_info.interruption_count >= 0 |
| ? voice_receiver_info.interruption_count |
| : 0; |
| audio_track_stats->total_interruption_duration = |
| static_cast<double>(voice_receiver_info.total_interruption_duration_ms) / |
| rtc::kNumMillisecsPerSec; |
| return audio_track_stats; |
| } |
| |
| std::unique_ptr<RTCMediaStreamTrackStats> |
| ProduceMediaStreamTrackStatsFromVideoSenderInfo( |
| int64_t timestamp_us, |
| const VideoTrackInterface& video_track, |
| const cricket::VideoSenderInfo& video_sender_info, |
| int attachment_id) { |
| std::unique_ptr<RTCMediaStreamTrackStats> video_track_stats( |
| new RTCMediaStreamTrackStats( |
| RTCMediaStreamTrackStatsIDFromDirectionAndAttachment(kSender, |
| attachment_id), |
| timestamp_us, RTCMediaStreamTrackKind::kVideo)); |
| SetMediaStreamTrackStatsFromMediaStreamTrackInterface( |
| video_track, video_track_stats.get()); |
| video_track_stats->media_source_id = |
| RTCMediaSourceStatsIDFromKindAndAttachment(cricket::MEDIA_TYPE_VIDEO, |
| attachment_id); |
| 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. https://crbug.com/659137 |
| video_track_stats->frames_sent = video_sender_info.frames_encoded; |
| video_track_stats->huge_frames_sent = video_sender_info.huge_frames_sent; |
| return video_track_stats; |
| } |
| |
| std::unique_ptr<RTCMediaStreamTrackStats> |
| ProduceMediaStreamTrackStatsFromVideoReceiverInfo( |
| int64_t timestamp_us, |
| const VideoTrackInterface& video_track, |
| const cricket::VideoReceiverInfo& video_receiver_info, |
| int attachment_id) { |
| std::unique_ptr<RTCMediaStreamTrackStats> video_track_stats( |
| new RTCMediaStreamTrackStats( |
| RTCMediaStreamTrackStatsIDFromDirectionAndAttachment(kReceiver, |
| |
| attachment_id), |
| 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->jitter_buffer_delay = |
| video_receiver_info.jitter_buffer_delay_seconds; |
| video_track_stats->jitter_buffer_emitted_count = |
| video_receiver_info.jitter_buffer_emitted_count; |
| 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". https://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; |
| video_track_stats->freeze_count = video_receiver_info.freeze_count; |
| video_track_stats->pause_count = video_receiver_info.pause_count; |
| video_track_stats->total_freezes_duration = |
| static_cast<double>(video_receiver_info.total_freezes_duration_ms) / |
| rtc::kNumMillisecsPerSec; |
| video_track_stats->total_pauses_duration = |
| static_cast<double>(video_receiver_info.total_pauses_duration_ms) / |
| rtc::kNumMillisecsPerSec; |
| video_track_stats->total_frames_duration = |
| static_cast<double>(video_receiver_info.total_frames_duration_ms) / |
| rtc::kNumMillisecsPerSec; |
| video_track_stats->sum_squared_frame_durations = |
| video_receiver_info.sum_squared_frame_durations; |
| |
| return video_track_stats; |
| } |
| |
| void ProduceSenderMediaTrackStats( |
| int64_t timestamp_us, |
| const TrackMediaInfoMap& track_media_info_map, |
| std::vector<rtc::scoped_refptr<RtpSenderInternal>> senders, |
| RTCStatsReport* report) { |
| // This function iterates over the senders to generate outgoing track stats. |
| |
| // TODO(hbos): Return stats of detached tracks. We have to perform stats |
| // gathering at the time of detachment to get accurate stats and timestamps. |
| // https://crbug.com/659137 |
| for (const auto& sender : senders) { |
| if (sender->media_type() == cricket::MEDIA_TYPE_AUDIO) { |
| AudioTrackInterface* track = |
| static_cast<AudioTrackInterface*>(sender->track().get()); |
| if (!track) |
| continue; |
| cricket::VoiceSenderInfo null_sender_info; |
| const cricket::VoiceSenderInfo* voice_sender_info = &null_sender_info; |
| // TODO(hta): Checking on ssrc is not proper. There should be a way |
| // to see from a sender whether it's connected or not. |
| // Related to https://crbug.com/8694 (using ssrc 0 to indicate "none") |
| if (sender->ssrc() != 0) { |
| // When pc.close is called, sender info is discarded, so |
| // we generate zeroes instead. Bug: It should be retained. |
| // https://crbug.com/807174 |
| const cricket::VoiceSenderInfo* sender_info = |
| track_media_info_map.GetVoiceSenderInfoBySsrc(sender->ssrc()); |
| if (sender_info) { |
| voice_sender_info = sender_info; |
| } else { |
| RTC_LOG(LS_INFO) |
| << "RTCStatsCollector: No voice sender info for sender with ssrc " |
| << sender->ssrc(); |
| } |
| } |
| std::unique_ptr<RTCMediaStreamTrackStats> audio_track_stats = |
| ProduceMediaStreamTrackStatsFromVoiceSenderInfo( |
| timestamp_us, *track, *voice_sender_info, sender->AttachmentId()); |
| report->AddStats(std::move(audio_track_stats)); |
| } else if (sender->media_type() == cricket::MEDIA_TYPE_VIDEO) { |
| VideoTrackInterface* track = |
| static_cast<VideoTrackInterface*>(sender->track().get()); |
| if (!track) |
| continue; |
| cricket::VideoSenderInfo null_sender_info; |
| const cricket::VideoSenderInfo* video_sender_info = &null_sender_info; |
| // TODO(hta): Check on state not ssrc when state is available |
| // Related to https://bugs.webrtc.org/8694 (using ssrc 0 to indicate |
| // "none") |
| if (sender->ssrc() != 0) { |
| // When pc.close is called, sender info is discarded, so |
| // we generate zeroes instead. Bug: It should be retained. |
| // https://crbug.com/807174 |
| const cricket::VideoSenderInfo* sender_info = |
| track_media_info_map.GetVideoSenderInfoBySsrc(sender->ssrc()); |
| if (sender_info) { |
| video_sender_info = sender_info; |
| } else { |
| RTC_LOG(LS_INFO) << "No video sender info for sender with ssrc " |
| << sender->ssrc(); |
| } |
| } |
| std::unique_ptr<RTCMediaStreamTrackStats> video_track_stats = |
| ProduceMediaStreamTrackStatsFromVideoSenderInfo( |
| timestamp_us, *track, *video_sender_info, sender->AttachmentId()); |
| report->AddStats(std::move(video_track_stats)); |
| } else { |
| RTC_NOTREACHED(); |
| } |
| } |
| } |
| |
| void ProduceReceiverMediaTrackStats( |
| int64_t timestamp_us, |
| const TrackMediaInfoMap& track_media_info_map, |
| std::vector<rtc::scoped_refptr<RtpReceiverInternal>> receivers, |
| RTCStatsReport* report) { |
| // This function iterates over the receivers to find the remote tracks. |
| for (const auto& receiver : receivers) { |
| if (receiver->media_type() == cricket::MEDIA_TYPE_AUDIO) { |
| AudioTrackInterface* track = |
| static_cast<AudioTrackInterface*>(receiver->track().get()); |
| const cricket::VoiceReceiverInfo* voice_receiver_info = |
| track_media_info_map.GetVoiceReceiverInfo(*track); |
| if (!voice_receiver_info) { |
| continue; |
| } |
| std::unique_ptr<RTCMediaStreamTrackStats> audio_track_stats = |
| ProduceMediaStreamTrackStatsFromVoiceReceiverInfo( |
| timestamp_us, *track, *voice_receiver_info, |
| receiver->AttachmentId()); |
| report->AddStats(std::move(audio_track_stats)); |
| } else if (receiver->media_type() == cricket::MEDIA_TYPE_VIDEO) { |
| VideoTrackInterface* track = |
| static_cast<VideoTrackInterface*>(receiver->track().get()); |
| const cricket::VideoReceiverInfo* video_receiver_info = |
| track_media_info_map.GetVideoReceiverInfo(*track); |
| if (!video_receiver_info) { |
| continue; |
| } |
| std::unique_ptr<RTCMediaStreamTrackStats> video_track_stats = |
| ProduceMediaStreamTrackStatsFromVideoReceiverInfo( |
| timestamp_us, *track, *video_receiver_info, |
| receiver->AttachmentId()); |
| report->AddStats(std::move(video_track_stats)); |
| } else { |
| RTC_NOTREACHED(); |
| } |
| } |
| } |
| |
| rtc::scoped_refptr<RTCStatsReport> CreateReportFilteredBySelector( |
| bool filter_by_sender_selector, |
| rtc::scoped_refptr<const RTCStatsReport> report, |
| rtc::scoped_refptr<RtpSenderInternal> sender_selector, |
| rtc::scoped_refptr<RtpReceiverInternal> receiver_selector) { |
| std::vector<std::string> rtpstream_ids; |
| if (filter_by_sender_selector) { |
| // Filter mode: RTCStatsCollector::RequestInfo::kSenderSelector |
| if (sender_selector) { |
| // Find outbound-rtp(s) of the sender, i.e. the outbound-rtp(s) that |
| // reference the sender stats. |
| // Because we do not implement sender stats, we look at outbound-rtp(s) |
| // that reference the track attachment stats for the sender instead. |
| std::string track_id = |
| RTCMediaStreamTrackStatsIDFromDirectionAndAttachment( |
| kSender, sender_selector->AttachmentId()); |
| for (const auto& stats : *report) { |
| if (stats.type() != RTCOutboundRTPStreamStats::kType) |
| continue; |
| const auto& outbound_rtp = stats.cast_to<RTCOutboundRTPStreamStats>(); |
| if (outbound_rtp.track_id.is_defined() && |
| *outbound_rtp.track_id == track_id) { |
| rtpstream_ids.push_back(outbound_rtp.id()); |
| } |
| } |
| } |
| } else { |
| // Filter mode: RTCStatsCollector::RequestInfo::kReceiverSelector |
| if (receiver_selector) { |
| // Find inbound-rtp(s) of the receiver, i.e. the inbound-rtp(s) that |
| // reference the receiver stats. |
| // Because we do not implement receiver stats, we look at inbound-rtp(s) |
| // that reference the track attachment stats for the receiver instead. |
| std::string track_id = |
| RTCMediaStreamTrackStatsIDFromDirectionAndAttachment( |
| kReceiver, receiver_selector->AttachmentId()); |
| for (const auto& stats : *report) { |
| if (stats.type() != RTCInboundRTPStreamStats::kType) |
| continue; |
| const auto& inbound_rtp = stats.cast_to<RTCInboundRTPStreamStats>(); |
| if (inbound_rtp.track_id.is_defined() && |
| *inbound_rtp.track_id == track_id) { |
| rtpstream_ids.push_back(inbound_rtp.id()); |
| } |
| } |
| } |
| } |
| if (rtpstream_ids.empty()) |
| return RTCStatsReport::Create(report->timestamp_us()); |
| return TakeReferencedStats(report->Copy(), rtpstream_ids); |
| } |
| |
| } // namespace |
| |
| RTCStatsCollector::RequestInfo::RequestInfo( |
| rtc::scoped_refptr<RTCStatsCollectorCallback> callback) |
| : RequestInfo(FilterMode::kAll, std::move(callback), nullptr, nullptr) {} |
| |
| RTCStatsCollector::RequestInfo::RequestInfo( |
| rtc::scoped_refptr<RtpSenderInternal> selector, |
| rtc::scoped_refptr<RTCStatsCollectorCallback> callback) |
| : RequestInfo(FilterMode::kSenderSelector, |
| std::move(callback), |
| std::move(selector), |
| nullptr) {} |
| |
| RTCStatsCollector::RequestInfo::RequestInfo( |
| rtc::scoped_refptr<RtpReceiverInternal> selector, |
| rtc::scoped_refptr<RTCStatsCollectorCallback> callback) |
| : RequestInfo(FilterMode::kReceiverSelector, |
| std::move(callback), |
| nullptr, |
| std::move(selector)) {} |
| |
| RTCStatsCollector::RequestInfo::RequestInfo( |
| RTCStatsCollector::RequestInfo::FilterMode filter_mode, |
| rtc::scoped_refptr<RTCStatsCollectorCallback> callback, |
| rtc::scoped_refptr<RtpSenderInternal> sender_selector, |
| rtc::scoped_refptr<RtpReceiverInternal> receiver_selector) |
| : filter_mode_(filter_mode), |
| callback_(std::move(callback)), |
| sender_selector_(std::move(sender_selector)), |
| receiver_selector_(std::move(receiver_selector)) { |
| RTC_DCHECK(callback_); |
| RTC_DCHECK(!sender_selector_ || !receiver_selector_); |
| } |
| |
| rtc::scoped_refptr<RTCStatsCollector> RTCStatsCollector::Create( |
| PeerConnectionInternal* pc, |
| int64_t cache_lifetime_us) { |
| return rtc::scoped_refptr<RTCStatsCollector>( |
| new rtc::RefCountedObject<RTCStatsCollector>(pc, cache_lifetime_us)); |
| } |
| |
| RTCStatsCollector::RTCStatsCollector(PeerConnectionInternal* 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), |
| network_report_event_(true /* manual_reset */, |
| true /* initially_signaled */), |
| 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) { |
| GetStatsReportInternal(RequestInfo(std::move(callback))); |
| } |
| |
| void RTCStatsCollector::GetStatsReport( |
| rtc::scoped_refptr<RtpSenderInternal> selector, |
| rtc::scoped_refptr<RTCStatsCollectorCallback> callback) { |
| GetStatsReportInternal(RequestInfo(std::move(selector), std::move(callback))); |
| } |
| |
| void RTCStatsCollector::GetStatsReport( |
| rtc::scoped_refptr<RtpReceiverInternal> selector, |
| rtc::scoped_refptr<RTCStatsCollectorCallback> callback) { |
| GetStatsReportInternal(RequestInfo(std::move(selector), std::move(callback))); |
| } |
| |
| void RTCStatsCollector::GetStatsReportInternal( |
| RTCStatsCollector::RequestInfo request) { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| requests_.push_back(std::move(request)); |
| |
| // "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. Deliver asynchronously, since |
| // the caller may not be expecting a synchronous callback, and it avoids |
| // reentrancy problems. |
| std::vector<RequestInfo> requests; |
| requests.swap(requests_); |
| signaling_thread_->PostTask( |
| RTC_FROM_HERE, rtc::Bind(&RTCStatsCollector::DeliverCachedReport, this, |
| cached_report_, std::move(requests))); |
| } 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 |transceiver_stats_infos_| for use in |
| // |ProducePartialResultsOnNetworkThread| and |
| // |ProducePartialResultsOnSignalingThread|. |
| transceiver_stats_infos_ = PrepareTransceiverStatsInfos_s(); |
| // Prepare |transport_names_| for use in |
| // |ProducePartialResultsOnNetworkThread|. |
| transport_names_ = PrepareTransportNames_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(); |
| |
| // Don't touch |network_report_| on the signaling thread until |
| // ProducePartialResultsOnNetworkThread() has signaled the |
| // |network_report_event_|. |
| network_report_event_.Reset(); |
| network_thread_->PostTask( |
| RTC_FROM_HERE, |
| rtc::Bind(&RTCStatsCollector::ProducePartialResultsOnNetworkThread, |
| 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 a request is pending, blocks until the |network_report_event_| is |
| // signaled and then delivers the result. Otherwise this is a NO-OP. |
| MergeNetworkReport_s(); |
| } |
| |
| void RTCStatsCollector::ProducePartialResultsOnSignalingThread( |
| int64_t timestamp_us) { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| partial_report_ = RTCStatsReport::Create(timestamp_us); |
| |
| ProducePartialResultsOnSignalingThreadImpl(timestamp_us, |
| partial_report_.get()); |
| |
| // ProducePartialResultsOnSignalingThread() is running synchronously on the |
| // signaling thread, so it is always the first partial result delivered on the |
| // signaling thread. The request is not complete until MergeNetworkReport_s() |
| // happens; we don't have to do anything here. |
| RTC_DCHECK_GT(num_pending_partial_reports_, 1); |
| --num_pending_partial_reports_; |
| } |
| |
| void RTCStatsCollector::ProducePartialResultsOnSignalingThreadImpl( |
| int64_t timestamp_us, |
| RTCStatsReport* partial_report) { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| ProduceDataChannelStats_s(timestamp_us, partial_report); |
| ProduceMediaStreamStats_s(timestamp_us, partial_report); |
| ProduceMediaStreamTrackStats_s(timestamp_us, partial_report); |
| ProduceMediaSourceStats_s(timestamp_us, partial_report); |
| ProducePeerConnectionStats_s(timestamp_us, partial_report); |
| } |
| |
| void RTCStatsCollector::ProducePartialResultsOnNetworkThread( |
| int64_t timestamp_us) { |
| RTC_DCHECK(network_thread_->IsCurrent()); |
| // Touching |network_report_| on this thread is safe by this method because |
| // |network_report_event_| is reset before this method is invoked. |
| network_report_ = RTCStatsReport::Create(timestamp_us); |
| |
| std::map<std::string, cricket::TransportStats> transport_stats_by_name = |
| pc_->GetTransportStatsByNames(transport_names_); |
| std::map<std::string, CertificateStatsPair> transport_cert_stats = |
| PrepareTransportCertificateStats_n(transport_stats_by_name); |
| |
| ProducePartialResultsOnNetworkThreadImpl( |
| timestamp_us, transport_stats_by_name, transport_cert_stats, |
| network_report_.get()); |
| |
| // Signal that it is now safe to touch |network_report_| on the signaling |
| // thread, and post a task to merge it into the final results. |
| network_report_event_.Set(); |
| signaling_thread_->PostTask( |
| RTC_FROM_HERE, rtc::Bind(&RTCStatsCollector::MergeNetworkReport_s, this)); |
| } |
| |
| void RTCStatsCollector::ProducePartialResultsOnNetworkThreadImpl( |
| int64_t timestamp_us, |
| const std::map<std::string, cricket::TransportStats>& |
| transport_stats_by_name, |
| const std::map<std::string, CertificateStatsPair>& transport_cert_stats, |
| RTCStatsReport* partial_report) { |
| RTC_DCHECK(network_thread_->IsCurrent()); |
| ProduceCertificateStats_n(timestamp_us, transport_cert_stats, partial_report); |
| ProduceCodecStats_n(timestamp_us, transceiver_stats_infos_, partial_report); |
| ProduceIceCandidateAndPairStats_n(timestamp_us, transport_stats_by_name, |
| call_stats_, partial_report); |
| ProduceTransportStats_n(timestamp_us, transport_stats_by_name, |
| transport_cert_stats, partial_report); |
| ProduceRTPStreamStats_n(timestamp_us, transceiver_stats_infos_, |
| partial_report); |
| } |
| |
| void RTCStatsCollector::MergeNetworkReport_s() { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| // The |network_report_event_| must be signaled for it to be safe to touch |
| // |network_report_|. This is normally not blocking, but if |
| // WaitForPendingRequest() is called while a request is pending, we might have |
| // to wait until the network thread is done touching |network_report_|. |
| network_report_event_.Wait(rtc::Event::kForever); |
| if (!network_report_) { |
| // Normally, MergeNetworkReport_s() is executed because it is posted from |
| // the network thread. But if WaitForPendingRequest() is called while a |
| // request is pending, an early call to MergeNetworkReport_s() is made, |
| // merging the report and setting |network_report_| to null. If so, when the |
| // previously posted MergeNetworkReport_s() is later executed, the report is |
| // already null and nothing needs to be done here. |
| return; |
| } |
| RTC_DCHECK_GT(num_pending_partial_reports_, 0); |
| RTC_DCHECK(partial_report_); |
| partial_report_->TakeMembersFrom(network_report_); |
| network_report_ = nullptr; |
| --num_pending_partial_reports_; |
| // |network_report_| is currently the only partial report collected |
| // asynchronously, so |num_pending_partial_reports_| must now be 0 and we are |
| // ready to deliver the result. |
| RTC_DCHECK_EQ(num_pending_partial_reports_, 0); |
| cache_timestamp_us_ = partial_report_timestamp_us_; |
| cached_report_ = partial_report_; |
| partial_report_ = nullptr; |
| transceiver_stats_infos_.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()); |
| |
| // Deliver report and clear |requests_|. |
| std::vector<RequestInfo> requests; |
| requests.swap(requests_); |
| DeliverCachedReport(cached_report_, std::move(requests)); |
| } |
| |
| void RTCStatsCollector::DeliverCachedReport( |
| rtc::scoped_refptr<const RTCStatsReport> cached_report, |
| std::vector<RTCStatsCollector::RequestInfo> requests) { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| RTC_DCHECK(!requests.empty()); |
| RTC_DCHECK(cached_report); |
| |
| for (const RequestInfo& request : requests) { |
| if (request.filter_mode() == RequestInfo::FilterMode::kAll) { |
| request.callback()->OnStatsDelivered(cached_report); |
| } else { |
| bool filter_by_sender_selector; |
| rtc::scoped_refptr<RtpSenderInternal> sender_selector; |
| rtc::scoped_refptr<RtpReceiverInternal> receiver_selector; |
| if (request.filter_mode() == RequestInfo::FilterMode::kSenderSelector) { |
| filter_by_sender_selector = true; |
| sender_selector = request.sender_selector(); |
| } else { |
| RTC_DCHECK(request.filter_mode() == |
| RequestInfo::FilterMode::kReceiverSelector); |
| filter_by_sender_selector = false; |
| receiver_selector = request.receiver_selector(); |
| } |
| request.callback()->OnStatsDelivered(CreateReportFilteredBySelector( |
| filter_by_sender_selector, cached_report, sender_selector, |
| receiver_selector)); |
| } |
| } |
| } |
| |
| 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 std::vector<RtpTransceiverStatsInfo>& transceiver_stats_infos, |
| RTCStatsReport* report) const { |
| RTC_DCHECK(network_thread_->IsCurrent()); |
| for (const auto& stats : transceiver_stats_infos) { |
| if (!stats.mid) { |
| continue; |
| } |
| const cricket::VoiceMediaInfo* voice_media_info = |
| stats.track_media_info_map->voice_media_info(); |
| const cricket::VideoMediaInfo* video_media_info = |
| stats.track_media_info_map->video_media_info(); |
| // Audio |
| if (voice_media_info) { |
| // Inbound |
| for (const auto& pair : voice_media_info->receive_codecs) { |
| report->AddStats(CodecStatsFromRtpCodecParameters( |
| timestamp_us, *stats.mid, true, pair.second)); |
| } |
| // Outbound |
| for (const auto& pair : voice_media_info->send_codecs) { |
| report->AddStats(CodecStatsFromRtpCodecParameters( |
| timestamp_us, *stats.mid, false, pair.second)); |
| } |
| } |
| // Video |
| if (video_media_info) { |
| // Inbound |
| for (const auto& pair : video_media_info->receive_codecs) { |
| report->AddStats(CodecStatsFromRtpCodecParameters( |
| timestamp_us, *stats.mid, true, pair.second)); |
| } |
| // Outbound |
| for (const auto& pair : video_media_info->send_codecs) { |
| report->AddStats(CodecStatsFromRtpCodecParameters( |
| timestamp_us, *stats.mid, 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 std::map<std::string, cricket::TransportStats>& |
| transport_stats_by_name, |
| const Call::Stats& call_stats, |
| RTCStatsReport* report) const { |
| RTC_DCHECK(network_thread_->IsCurrent()); |
| for (const auto& entry : transport_stats_by_name) { |
| const std::string& transport_name = entry.first; |
| const cricket::TransportStats& transport_stats = entry.second; |
| for (const auto& channel_stats : transport_stats.channel_stats) { |
| std::string transport_id = RTCTransportStatsIDFromTransportChannel( |
| 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. https://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. |
| // https://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::ProduceMediaStreamStats_s( |
| int64_t timestamp_us, |
| RTCStatsReport* report) const { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| |
| std::map<std::string, std::vector<std::string>> track_ids; |
| |
| for (const auto& stats : transceiver_stats_infos_) { |
| for (const auto& sender : stats.transceiver->senders()) { |
| std::string track_id = |
| RTCMediaStreamTrackStatsIDFromDirectionAndAttachment( |
| kSender, sender->internal()->AttachmentId()); |
| for (auto& stream_id : sender->stream_ids()) { |
| track_ids[stream_id].push_back(track_id); |
| } |
| } |
| for (const auto& receiver : stats.transceiver->receivers()) { |
| std::string track_id = |
| RTCMediaStreamTrackStatsIDFromDirectionAndAttachment( |
| kReceiver, receiver->internal()->AttachmentId()); |
| for (auto& stream : receiver->streams()) { |
| track_ids[stream->id()].push_back(track_id); |
| } |
| } |
| } |
| |
| // Build stats for each stream ID known. |
| for (auto& it : track_ids) { |
| std::unique_ptr<RTCMediaStreamStats> stream_stats( |
| new RTCMediaStreamStats("RTCMediaStream_" + it.first, timestamp_us)); |
| stream_stats->stream_identifier = it.first; |
| stream_stats->track_ids = it.second; |
| report->AddStats(std::move(stream_stats)); |
| } |
| } |
| |
| void RTCStatsCollector::ProduceMediaStreamTrackStats_s( |
| int64_t timestamp_us, |
| RTCStatsReport* report) const { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| for (const RtpTransceiverStatsInfo& stats : transceiver_stats_infos_) { |
| std::vector<rtc::scoped_refptr<RtpSenderInternal>> senders; |
| for (const auto& sender : stats.transceiver->senders()) { |
| senders.push_back(sender->internal()); |
| } |
| ProduceSenderMediaTrackStats(timestamp_us, *stats.track_media_info_map, |
| senders, report); |
| |
| std::vector<rtc::scoped_refptr<RtpReceiverInternal>> receivers; |
| for (const auto& receiver : stats.transceiver->receivers()) { |
| receivers.push_back(receiver->internal()); |
| } |
| ProduceReceiverMediaTrackStats(timestamp_us, *stats.track_media_info_map, |
| receivers, report); |
| } |
| } |
| |
| void RTCStatsCollector::ProduceMediaSourceStats_s( |
| int64_t timestamp_us, |
| RTCStatsReport* report) const { |
| RTC_DCHECK(signaling_thread_->IsCurrent()); |
| for (const RtpTransceiverStatsInfo& transceiver_stats_info : |
| transceiver_stats_infos_) { |
| const auto& track_media_info_map = |
| transceiver_stats_info.track_media_info_map; |
| for (const auto& sender : transceiver_stats_info.transceiver->senders()) { |
| const auto& sender_internal = sender->internal(); |
| const auto& track = sender_internal->track(); |
| if (!track) |
| continue; |
| // TODO(hbos): The same track could be attached to multiple senders which |
| // should result in multiple senders referencing the same media source |
| // stats. When all media source related metrics are moved to the track's |
| // source (e.g. input frame rate is moved from cricket::VideoSenderInfo to |
| // VideoTrackSourceInterface::Stats), don't create separate media source |
| // stats objects on a per-attachment basis. |
| std::unique_ptr<RTCMediaSourceStats> media_source_stats; |
| if (track->kind() == MediaStreamTrackInterface::kAudioKind) { |
| media_source_stats = absl::make_unique<RTCAudioSourceStats>( |
| RTCMediaSourceStatsIDFromKindAndAttachment( |
| cricket::MEDIA_TYPE_AUDIO, sender_internal->AttachmentId()), |
| timestamp_us); |
| } else { |
| RTC_DCHECK_EQ(MediaStreamTrackInterface::kVideoKind, track->kind()); |
| auto video_source_stats = absl::make_unique<RTCVideoSourceStats>( |
| RTCMediaSourceStatsIDFromKindAndAttachment( |
| cricket::MEDIA_TYPE_VIDEO, sender_internal->AttachmentId()), |
| timestamp_us); |
| auto* video_track = static_cast<VideoTrackInterface*>(track.get()); |
| auto* video_source = video_track->GetSource(); |
| VideoTrackSourceInterface::Stats source_stats; |
| if (video_source && video_source->GetStats(&source_stats)) { |
| video_source_stats->width = source_stats.input_width; |
| video_source_stats->height = source_stats.input_height; |
| } |
| // TODO(hbos): Source stats should not depend on whether or not we are |
| // connected/have an SSRC assigned. Related to |
| // https://crbug.com/webrtc/8694 (using ssrc 0 to indicate "none"). |
| if (sender_internal->ssrc() != 0) { |
| auto* sender_info = track_media_info_map->GetVideoSenderInfoBySsrc( |
| sender_internal->ssrc()); |
| if (sender_info) { |
| video_source_stats->frames_per_second = |
| sender_info->framerate_input; |
| } |
| } |
| media_source_stats = std::move(video_source_stats); |
| } |
| media_source_stats->track_identifier = track->id(); |
| media_source_stats->kind = track->kind(); |
| report->AddStats(std::move(media_source_stats)); |
| } |
| } |
| } |
| |
| 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 std::vector<RtpTransceiverStatsInfo>& transceiver_stats_infos, |
| RTCStatsReport* report) const { |
| RTC_DCHECK(network_thread_->IsCurrent()); |
| |
| for (const RtpTransceiverStatsInfo& stats : transceiver_stats_infos) { |
| if (stats.media_type == cricket::MEDIA_TYPE_AUDIO) { |
| ProduceAudioRTPStreamStats_n(timestamp_us, stats, report); |
| } else if (stats.media_type == cricket::MEDIA_TYPE_VIDEO) { |
| ProduceVideoRTPStreamStats_n(timestamp_us, stats, report); |
| } else { |
| RTC_NOTREACHED(); |
| } |
| } |
| } |
| |
| void RTCStatsCollector::ProduceAudioRTPStreamStats_n( |
| int64_t timestamp_us, |
| const RtpTransceiverStatsInfo& stats, |
| RTCStatsReport* report) const { |
| if (!stats.mid || !stats.transport_name) { |
| return; |
| } |
| RTC_DCHECK(stats.track_media_info_map); |
| const TrackMediaInfoMap& track_media_info_map = *stats.track_media_info_map; |
| RTC_DCHECK(track_media_info_map.voice_media_info()); |
| std::string mid = *stats.mid; |
| std::string transport_id = RTCTransportStatsIDFromTransportChannel( |
| *stats.transport_name, cricket::ICE_CANDIDATE_COMPONENT_RTP); |
| // Inbound |
| for (const cricket::VoiceReceiverInfo& voice_receiver_info : |
| track_media_info_map.voice_media_info()->receivers) { |
| if (!voice_receiver_info.connected()) |
| continue; |
| auto inbound_audio = absl::make_unique<RTCInboundRTPStreamStats>( |
| RTCInboundRTPStreamStatsIDFromSSRC(true, voice_receiver_info.ssrc()), |
| timestamp_us); |
| SetInboundRTPStreamStatsFromVoiceReceiverInfo(mid, voice_receiver_info, |
| inbound_audio.get()); |
| // TODO(hta): This lookup should look for the sender, not the track. |
| rtc::scoped_refptr<AudioTrackInterface> audio_track = |
| track_media_info_map.GetAudioTrack(voice_receiver_info); |
| if (audio_track) { |
| inbound_audio->track_id = |
| RTCMediaStreamTrackStatsIDFromDirectionAndAttachment( |
| kReceiver, |
| track_media_info_map.GetAttachmentIdByTrack(audio_track).value()); |
| } |
| 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) { |
| if (!voice_sender_info.connected()) |
| continue; |
| auto outbound_audio = absl::make_unique<RTCOutboundRTPStreamStats>( |
| RTCOutboundRTPStreamStatsIDFromSSRC(true, voice_sender_info.ssrc()), |
| timestamp_us); |
| SetOutboundRTPStreamStatsFromVoiceSenderInfo(mid, voice_sender_info, |
| outbound_audio.get()); |
| rtc::scoped_refptr<AudioTrackInterface> audio_track = |
| track_media_info_map.GetAudioTrack(voice_sender_info); |
| if (audio_track) { |
| int attachment_id = |
| track_media_info_map.GetAttachmentIdByTrack(audio_track).value(); |
| outbound_audio->track_id = |
| RTCMediaStreamTrackStatsIDFromDirectionAndAttachment(kSender, |
| attachment_id); |
| outbound_audio->media_source_id = |
| RTCMediaSourceStatsIDFromKindAndAttachment(cricket::MEDIA_TYPE_AUDIO, |
| attachment_id); |
| } |
| outbound_audio->transport_id = transport_id; |
| report->AddStats(std::move(outbound_audio)); |
| } |
| // Remote-inbound |
| // These are Report Block-based, information sent from the remote endpoint, |
| // providing metrics about our Outbound streams. We take advantage of the fact |
| // that RTCOutboundRtpStreamStats, RTCCodecStats and RTCTransport have already |
| // been added to the report. |
| for (const cricket::VoiceSenderInfo& voice_sender_info : |
| track_media_info_map.voice_media_info()->senders) { |
| for (const auto& report_block_data : voice_sender_info.report_block_datas) { |
| report->AddStats(ProduceRemoteInboundRtpStreamStatsFromReportBlockData( |
| report_block_data, cricket::MEDIA_TYPE_AUDIO, *report)); |
| } |
| } |
| } |
| |
| void RTCStatsCollector::ProduceVideoRTPStreamStats_n( |
| int64_t timestamp_us, |
| const RtpTransceiverStatsInfo& stats, |
| RTCStatsReport* report) const { |
| if (!stats.mid || !stats.transport_name) { |
| return; |
| } |
| RTC_DCHECK(stats.track_media_info_map); |
| const TrackMediaInfoMap& track_media_info_map = *stats.track_media_info_map; |
| RTC_DCHECK(track_media_info_map.video_media_info()); |
| std::string mid = *stats.mid; |
| std::string transport_id = RTCTransportStatsIDFromTransportChannel( |
| *stats.transport_name, cricket::ICE_CANDIDATE_COMPONENT_RTP); |
| // Inbound |
| for (const cricket::VideoReceiverInfo& video_receiver_info : |
| track_media_info_map.video_media_info()->receivers) { |
| if (!video_receiver_info.connected()) |
| continue; |
| auto inbound_video = absl::make_unique<RTCInboundRTPStreamStats>( |
| RTCInboundRTPStreamStatsIDFromSSRC(false, video_receiver_info.ssrc()), |
| timestamp_us); |
| SetInboundRTPStreamStatsFromVideoReceiverInfo(mid, video_receiver_info, |
| inbound_video.get()); |
| rtc::scoped_refptr<VideoTrackInterface> video_track = |
| track_media_info_map.GetVideoTrack(video_receiver_info); |
| if (video_track) { |
| inbound_video->track_id = |
| RTCMediaStreamTrackStatsIDFromDirectionAndAttachment( |
| kReceiver, |
| track_media_info_map.GetAttachmentIdByTrack(video_track).value()); |
| } |
| 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) { |
| if (!video_sender_info.connected()) |
| continue; |
| auto outbound_video = absl::make_unique<RTCOutboundRTPStreamStats>( |
| RTCOutboundRTPStreamStatsIDFromSSRC(false, video_sender_info.ssrc()), |
| timestamp_us); |
| SetOutboundRTPStreamStatsFromVideoSenderInfo(mid, video_sender_info, |
| outbound_video.get()); |
| rtc::scoped_refptr<VideoTrackInterface> video_track = |
| track_media_info_map.GetVideoTrack(video_sender_info); |
| if (video_track) { |
| int attachment_id = |
| track_media_info_map.GetAttachmentIdByTrack(video_track).value(); |
| outbound_video->track_id = |
| RTCMediaStreamTrackStatsIDFromDirectionAndAttachment(kSender, |
| attachment_id); |
| outbound_video->media_source_id = |
| RTCMediaSourceStatsIDFromKindAndAttachment(cricket::MEDIA_TYPE_VIDEO, |
| attachment_id); |
| } |
| outbound_video->transport_id = transport_id; |
| report->AddStats(std::move(outbound_video)); |
| } |
| // Remote-inbound |
| // These are Report Block-based, information sent from the remote endpoint, |
| // providing metrics about our Outbound streams. We take advantage of the fact |
| // that RTCOutboundRtpStreamStats, RTCCodecStats and RTCTransport have already |
| // been added to the report. |
| for (const cricket::VideoSenderInfo& video_sender_info : |
| track_media_info_map.video_media_info()->senders) { |
| for (const auto& report_block_data : video_sender_info.report_block_datas) { |
| report->AddStats(ProduceRemoteInboundRtpStreamStatsFromReportBlockData( |
| report_block_data, cricket::MEDIA_TYPE_VIDEO, *report)); |
| } |
| } |
| } |
| |
| void RTCStatsCollector::ProduceTransportStats_n( |
| int64_t timestamp_us, |
| const std::map<std::string, cricket::TransportStats>& |
| transport_stats_by_name, |
| const std::map<std::string, CertificateStatsPair>& transport_cert_stats, |
| RTCStatsReport* report) const { |
| RTC_DCHECK(network_thread_->IsCurrent()); |
| for (const auto& entry : transport_stats_by_name) { |
| const std::string& transport_name = entry.first; |
| const cricket::TransportStats& transport_stats = entry.second; |
| |
| // Get reference to RTCP channel, if it exists. |
| std::string rtcp_transport_stats_id; |
| for (const cricket::TransportChannelStats& channel_stats : |
| transport_stats.channel_stats) { |
| if (channel_stats.component == |
| cricket::ICE_CANDIDATE_COMPONENT_RTCP) { |
| rtcp_transport_stats_id = RTCTransportStatsIDFromTransportChannel( |
| 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_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 cricket::TransportChannelStats& channel_stats : |
| transport_stats.channel_stats) { |
| std::unique_ptr<RTCTransportStats> transport_stats( |
| new RTCTransportStats(RTCTransportStatsIDFromTransportChannel( |
| 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 std::map<std::string, cricket::TransportStats>& |
| transport_stats_by_name) const { |
| RTC_DCHECK(network_thread_->IsCurrent()); |
| std::map<std::string, CertificateStatsPair> transport_cert_stats; |
| for (const auto& entry : transport_stats_by_name) { |
| const std::string& transport_name = entry.first; |
| |
| CertificateStatsPair certificate_stats_pair; |
| rtc::scoped_refptr<rtc::RTCCertificate> local_certificate; |
| if (pc_->GetLocalCertificate(transport_name, &local_certificate)) { |
| certificate_stats_pair.local = |
| local_certificate->GetSSLCertificateChain().GetStats(); |
| } |
| |
| std::unique_ptr<rtc::SSLCertChain> remote_cert_chain = |
| pc_->GetRemoteSSLCertChain(transport_name); |
| if (remote_cert_chain) { |
| certificate_stats_pair.remote = remote_cert_chain->GetStats(); |
| } |
| |
| transport_cert_stats.insert( |
| std::make_pair(transport_name, std::move(certificate_stats_pair))); |
| } |
| return transport_cert_stats; |
| } |
| |
| std::vector<RTCStatsCollector::RtpTransceiverStatsInfo> |
| RTCStatsCollector::PrepareTransceiverStatsInfos_s() const { |
| std::vector<RtpTransceiverStatsInfo> transceiver_stats_infos; |
| |
| // These are used to invoke GetStats for all the media channels together in |
| // one worker thread hop. |
| std::map<cricket::VoiceMediaChannel*, |
| std::unique_ptr<cricket::VoiceMediaInfo>> |
| voice_stats; |
| std::map<cricket::VideoMediaChannel*, |
| std::unique_ptr<cricket::VideoMediaInfo>> |
| video_stats; |
| |
| for (const auto& transceiver : pc_->GetTransceiversInternal()) { |
| cricket::MediaType media_type = transceiver->media_type(); |
| |
| // Prepare stats entry. The TrackMediaInfoMap will be filled in after the |
| // stats have been fetched on the worker thread. |
| transceiver_stats_infos.emplace_back(); |
| RtpTransceiverStatsInfo& stats = transceiver_stats_infos.back(); |
| stats.transceiver = transceiver->internal(); |
| stats.media_type = media_type; |
| |
| cricket::ChannelInterface* channel = transceiver->internal()->channel(); |
| if (!channel) { |
| // The remaining fields require a BaseChannel. |
| continue; |
| } |
| |
| stats.mid = channel->content_name(); |
| stats.transport_name = channel->transport_name(); |
| |
| if (media_type == cricket::MEDIA_TYPE_AUDIO) { |
| auto* voice_channel = static_cast<cricket::VoiceChannel*>(channel); |
| RTC_DCHECK(voice_stats.find(voice_channel->media_channel()) == |
| voice_stats.end()); |
| voice_stats[voice_channel->media_channel()] = |
| absl::make_unique<cricket::VoiceMediaInfo>(); |
| } else if (media_type == cricket::MEDIA_TYPE_VIDEO) { |
| auto* video_channel = static_cast<cricket::VideoChannel*>(channel); |
| RTC_DCHECK(video_stats.find(video_channel->media_channel()) == |
| video_stats.end()); |
| video_stats[video_channel->media_channel()] = |
| absl::make_unique<cricket::VideoMediaInfo>(); |
| } else { |
| RTC_NOTREACHED(); |
| } |
| } |
| |
| // Call GetStats for all media channels together on the worker thread in one |
| // hop. |
| worker_thread_->Invoke<void>(RTC_FROM_HERE, [&] { |
| for (const auto& entry : voice_stats) { |
| if (!entry.first->GetStats(entry.second.get())) { |
| RTC_LOG(LS_WARNING) << "Failed to get voice stats."; |
| } |
| } |
| for (const auto& entry : video_stats) { |
| if (!entry.first->GetStats(entry.second.get())) { |
| RTC_LOG(LS_WARNING) << "Failed to get video stats."; |
| } |
| } |
| }); |
| |
| // Create the TrackMediaInfoMap for each transceiver stats object. |
| for (auto& stats : transceiver_stats_infos) { |
| auto transceiver = stats.transceiver; |
| std::unique_ptr<cricket::VoiceMediaInfo> voice_media_info; |
| std::unique_ptr<cricket::VideoMediaInfo> video_media_info; |
| if (transceiver->channel()) { |
| cricket::MediaType media_type = transceiver->media_type(); |
| if (media_type == cricket::MEDIA_TYPE_AUDIO) { |
| auto* voice_channel = |
| static_cast<cricket::VoiceChannel*>(transceiver->channel()); |
| RTC_DCHECK(voice_stats[voice_channel->media_channel()]); |
| voice_media_info = |
| std::move(voice_stats[voice_channel->media_channel()]); |
| } else if (media_type == cricket::MEDIA_TYPE_VIDEO) { |
| auto* video_channel = |
| static_cast<cricket::VideoChannel*>(transceiver->channel()); |
| RTC_DCHECK(video_stats[video_channel->media_channel()]); |
| video_media_info = |
| std::move(video_stats[video_channel->media_channel()]); |
| } |
| } |
| std::vector<rtc::scoped_refptr<RtpSenderInternal>> senders; |
| for (const auto& sender : transceiver->senders()) { |
| senders.push_back(sender->internal()); |
| } |
| std::vector<rtc::scoped_refptr<RtpReceiverInternal>> receivers; |
| for (const auto& receiver : transceiver->receivers()) { |
| receivers.push_back(receiver->internal()); |
| } |
| stats.track_media_info_map = absl::make_unique<TrackMediaInfoMap>( |
| std::move(voice_media_info), std::move(video_media_info), senders, |
| receivers); |
| } |
| |
| return transceiver_stats_infos; |
| } |
| |
| std::set<std::string> RTCStatsCollector::PrepareTransportNames_s() const { |
| std::set<std::string> transport_names; |
| for (const auto& transceiver : pc_->GetTransceiversInternal()) { |
| if (transceiver->internal()->channel()) { |
| transport_names.insert( |
| transceiver->internal()->channel()->transport_name()); |
| } |
| } |
| if (pc_->rtp_data_channel()) { |
| transport_names.insert(pc_->rtp_data_channel()->transport_name()); |
| } |
| if (pc_->sctp_transport_name()) { |
| transport_names.insert(*pc_->sctp_transport_name()); |
| } |
| return transport_names; |
| } |
| |
| 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 |
