# Mixer objects.
nageru_srcs += ['nageru/chroma_subsampler.cpp', 'nageru/v210_converter.cpp', 'nageru/mixer.cpp', 'nageru/pbo_frame_allocator.cpp',
'nageru/theme.cpp', 'nageru/scene.cpp', 'nageru/image_input.cpp', 'nageru/alsa_output.cpp',
- 'nageru/timecode_renderer.cpp', 'nageru/tweaked_inputs.cpp', 'nageru/mjpeg_encoder.cpp']
+ 'nageru/timecode_renderer.cpp', 'nageru/tweaked_inputs.cpp', 'nageru/mjpeg_encoder.cpp', 'nageru/srt_metrics.cpp']
# Streaming and encoding objects (largely the set that is shared between Nageru and Kaeru).
stream_srcs = ['nageru/quicksync_encoder.cpp', 'nageru/video_encoder.cpp',
global_metrics.remove_if_exists("input_frame_rate_den", labels);
global_metrics.remove_if_exists("input_sample_rate_hz", labels);
- // SRT metrics.
-
- // Global measurements (counters).
- global_metrics.remove_if_exists("srt_uptime_seconds", labels);
- global_metrics.remove_if_exists("srt_send_duration_seconds", labels);
- global_metrics.remove_if_exists("srt_sent_bytes", labels);
- global_metrics.remove_if_exists("srt_received_bytes", labels);
-
- vector<pair<string, string>> packet_labels = card->labels;
- packet_labels.emplace_back("type", "normal");
- global_metrics.remove_if_exists("srt_sent_packets", packet_labels);
- global_metrics.remove_if_exists("srt_received_packets", packet_labels);
-
- packet_labels.back().second = "lost";
- global_metrics.remove_if_exists("srt_sent_packets", packet_labels);
- global_metrics.remove_if_exists("srt_received_packets", packet_labels);
-
- packet_labels.back().second = "retransmitted";
- global_metrics.remove_if_exists("srt_sent_packets", packet_labels);
- global_metrics.remove_if_exists("srt_sent_bytes", packet_labels);
-
- packet_labels.back().second = "ack";
- global_metrics.remove_if_exists("srt_sent_packets", packet_labels);
- global_metrics.remove_if_exists("srt_received_packets", packet_labels);
-
- packet_labels.back().second = "nak";
- global_metrics.remove_if_exists("srt_sent_packets", packet_labels);
- global_metrics.remove_if_exists("srt_received_packets", packet_labels);
-
- packet_labels.back().second = "dropped";
- global_metrics.remove_if_exists("srt_sent_packets", packet_labels);
- global_metrics.remove_if_exists("srt_received_packets", packet_labels);
- global_metrics.remove_if_exists("srt_sent_bytes", packet_labels);
- global_metrics.remove_if_exists("srt_received_bytes", packet_labels);
-
- packet_labels.back().second = "undecryptable";
- global_metrics.remove_if_exists("srt_received_packets", packet_labels);
- global_metrics.remove_if_exists("srt_received_bytes", packet_labels);
-
- global_metrics.remove_if_exists("srt_filter_sent_extra_packets", labels);
- global_metrics.remove_if_exists("srt_filter_received_extra_packets", labels);
- global_metrics.remove_if_exists("srt_filter_received_rebuilt_packets", labels);
- global_metrics.remove_if_exists("srt_filter_received_lost_packets", labels);
-
- // Instant measurements (gauges).
- global_metrics.remove_if_exists("srt_packet_sending_period_seconds", labels);
- global_metrics.remove_if_exists("srt_flow_window_packets", labels);
- global_metrics.remove_if_exists("srt_congestion_window_packets", labels);
- global_metrics.remove_if_exists("srt_flight_size_packets", labels);
- global_metrics.remove_if_exists("srt_rtt_seconds", labels);
- global_metrics.remove_if_exists("srt_estimated_bandwidth_bits_per_second", labels);
- global_metrics.remove_if_exists("srt_bandwidth_ceiling_bits_per_second", labels);
- global_metrics.remove_if_exists("srt_send_buffer_available_bytes", labels);
- global_metrics.remove_if_exists("srt_receive_buffer_available_bytes", labels);
- global_metrics.remove_if_exists("srt_mss_bytes", labels);
-
- global_metrics.remove_if_exists("srt_sender_unacked_packets", labels);
- global_metrics.remove_if_exists("srt_sender_unacked_bytes", labels);
- global_metrics.remove_if_exists("srt_sender_unacked_timespan_seconds", labels);
- global_metrics.remove_if_exists("srt_sender_delivery_delay_seconds", labels);
-
- global_metrics.remove_if_exists("srt_receiver_unacked_packets", labels);
- global_metrics.remove_if_exists("srt_receiver_unacked_bytes", labels);
- global_metrics.remove_if_exists("srt_receiver_unacked_timespan_seconds", labels);
- global_metrics.remove_if_exists("srt_receiver_delivery_delay_seconds", labels);
+ card->srt_metrics.deinit(labels);
}
if (is_active) {
global_metrics.add("input_sample_rate_hz", labels, &card->metric_input_sample_rate_hz, Metrics::TYPE_GAUGE);
if (is_srt_card) {
- // Global measurements (counters).
- global_metrics.add("srt_uptime_seconds", labels, &card->metric_srt_uptime_seconds);
- global_metrics.add("srt_send_duration_seconds", labels, &card->metric_srt_send_duration_seconds);
- global_metrics.add("srt_sent_bytes", labels, &card->metric_srt_sent_bytes);
- global_metrics.add("srt_received_bytes", labels, &card->metric_srt_received_bytes);
-
- vector<pair<string, string>> packet_labels = labels;
- packet_labels.emplace_back("type", "normal");
- global_metrics.add("srt_sent_packets", packet_labels, &card->metric_srt_sent_packets_normal);
- global_metrics.add("srt_received_packets", packet_labels, &card->metric_srt_received_packets_normal);
-
- packet_labels.back().second = "lost";
- global_metrics.add("srt_sent_packets", packet_labels, &card->metric_srt_sent_packets_lost);
- global_metrics.add("srt_received_packets", packet_labels, &card->metric_srt_received_packets_lost);
-
- packet_labels.back().second = "retransmitted";
- global_metrics.add("srt_sent_packets", packet_labels, &card->metric_srt_sent_packets_retransmitted);
- global_metrics.add("srt_sent_bytes", packet_labels, &card->metric_srt_sent_bytes_retransmitted);
-
- packet_labels.back().second = "ack";
- global_metrics.add("srt_sent_packets", packet_labels, &card->metric_srt_sent_packets_ack);
- global_metrics.add("srt_received_packets", packet_labels, &card->metric_srt_received_packets_ack);
-
- packet_labels.back().second = "nak";
- global_metrics.add("srt_sent_packets", packet_labels, &card->metric_srt_sent_packets_nak);
- global_metrics.add("srt_received_packets", packet_labels, &card->metric_srt_received_packets_nak);
-
- packet_labels.back().second = "dropped";
- global_metrics.add("srt_sent_packets", packet_labels, &card->metric_srt_sent_packets_dropped);
- global_metrics.add("srt_received_packets", packet_labels, &card->metric_srt_received_packets_dropped);
- global_metrics.add("srt_sent_bytes", packet_labels, &card->metric_srt_sent_bytes_dropped);
- global_metrics.add("srt_received_bytes", packet_labels, &card->metric_srt_received_bytes_dropped);
-
- packet_labels.back().second = "undecryptable";
- global_metrics.add("srt_received_packets", packet_labels, &card->metric_srt_received_packets_undecryptable);
- global_metrics.add("srt_received_bytes", packet_labels, &card->metric_srt_received_bytes_undecryptable);
-
- global_metrics.add("srt_filter_sent_extra_packets", labels, &card->metric_srt_filter_sent_packets);
- global_metrics.add("srt_filter_received_extra_packets", labels, &card->metric_srt_filter_received_extra_packets);
- global_metrics.add("srt_filter_received_rebuilt_packets", labels, &card->metric_srt_filter_received_rebuilt_packets);
- global_metrics.add("srt_filter_received_lost_packets", labels, &card->metric_srt_filter_received_lost_packets);
-
- // Instant measurements (gauges).
- global_metrics.add("srt_packet_sending_period_seconds", labels, &card->metric_srt_packet_sending_period_seconds, Metrics::TYPE_GAUGE);
- global_metrics.add("srt_flow_window_packets", labels, &card->metric_srt_flow_window_packets, Metrics::TYPE_GAUGE);
- global_metrics.add("srt_congestion_window_packets", labels, &card->metric_srt_congestion_window_packets, Metrics::TYPE_GAUGE);
- global_metrics.add("srt_flight_size_packets", labels, &card->metric_srt_flight_size_packets, Metrics::TYPE_GAUGE);
- global_metrics.add("srt_rtt_seconds", labels, &card->metric_srt_rtt_seconds, Metrics::TYPE_GAUGE);
- global_metrics.add("srt_estimated_bandwidth_bits_per_second", labels, &card->metric_srt_estimated_bandwidth_bits_per_second, Metrics::TYPE_GAUGE);
- global_metrics.add("srt_bandwidth_ceiling_bits_per_second", labels, &card->metric_srt_bandwidth_ceiling_bits_per_second, Metrics::TYPE_GAUGE);
- global_metrics.add("srt_send_buffer_available_bytes", labels, &card->metric_srt_send_buffer_available_bytes, Metrics::TYPE_GAUGE);
- global_metrics.add("srt_receive_buffer_available_bytes", labels, &card->metric_srt_receive_buffer_available_bytes, Metrics::TYPE_GAUGE);
- global_metrics.add("srt_mss_bytes", labels, &card->metric_srt_mss_bytes, Metrics::TYPE_GAUGE);
-
- global_metrics.add("srt_sender_unacked_packets", labels, &card->metric_srt_sender_unacked_packets, Metrics::TYPE_GAUGE);
- global_metrics.add("srt_sender_unacked_bytes", labels, &card->metric_srt_sender_unacked_bytes, Metrics::TYPE_GAUGE);
- global_metrics.add("srt_sender_unacked_timespan_seconds", labels, &card->metric_srt_sender_unacked_timespan_seconds, Metrics::TYPE_GAUGE);
- global_metrics.add("srt_sender_delivery_delay_seconds", labels, &card->metric_srt_sender_delivery_delay_seconds, Metrics::TYPE_GAUGE);
-
- global_metrics.add("srt_receiver_unacked_packets", labels, &card->metric_srt_receiver_unacked_packets, Metrics::TYPE_GAUGE);
- global_metrics.add("srt_receiver_unacked_bytes", labels, &card->metric_srt_receiver_unacked_bytes, Metrics::TYPE_GAUGE);
- global_metrics.add("srt_receiver_unacked_timespan_seconds", labels, &card->metric_srt_receiver_unacked_timespan_seconds, Metrics::TYPE_GAUGE);
- global_metrics.add("srt_receiver_delivery_delay_seconds", labels, &card->metric_srt_receiver_delivery_delay_seconds, Metrics::TYPE_GAUGE);
+ card->srt_metrics.init(labels);
}
card->labels = labels;
if (card->type == CardType::FFMPEG_INPUT) {
int srt_sock = static_cast<FFmpegCapture *>(card->capture.get())->get_srt_sock();
if (srt_sock != -1) {
- update_srt_stats(srt_sock, card);
+ card->srt_metrics.update_srt_stats(srt_sock);
}
}
#endif
FFmpegCapture *capture = new FFmpegCapture(sock, stream_id);
capture->set_card_index(free_card_index);
configure_card(free_card_index, capture, CardType::FFMPEG_INPUT, /*output=*/nullptr, /*is_srt_card=*/true);
- update_srt_stats(sock, card); // Initial zero stats.
+ card->srt_metrics.update_srt_stats(sock); // Initial zero stats.
card->last_srt_stream_id = stream_id;
card->jitter_history.clear();
capture->set_card_disconnected_callback(bind(&Mixer::bm_hotplug_remove, this, free_card_index));
}
#endif
-#ifdef HAVE_SRT
-void Mixer::update_srt_stats(int srt_sock, Mixer::CaptureCard *card)
-{
- SRT_TRACEBSTATS stats;
- srt_bistats(srt_sock, &stats, /*clear=*/0, /*instantaneous=*/1);
-
- card->metric_srt_uptime_seconds = stats.msTimeStamp * 1e-3;
- card->metric_srt_send_duration_seconds = stats.usSndDurationTotal * 1e-6;
- card->metric_srt_sent_bytes = stats.byteSentTotal;
- card->metric_srt_received_bytes = stats.byteRecvTotal;
- card->metric_srt_sent_packets_normal = stats.pktSentTotal;
- card->metric_srt_received_packets_normal = stats.pktRecvTotal;
- card->metric_srt_sent_packets_lost = stats.pktSndLossTotal;
- card->metric_srt_received_packets_lost = stats.pktRcvLossTotal;
- card->metric_srt_sent_packets_retransmitted = stats.pktRetransTotal;
- card->metric_srt_sent_bytes_retransmitted = stats.byteRetransTotal;
- card->metric_srt_sent_packets_ack = stats.pktSentACKTotal;
- card->metric_srt_received_packets_ack = stats.pktRecvACKTotal;
- card->metric_srt_sent_packets_nak = stats.pktSentNAKTotal;
- card->metric_srt_received_packets_nak = stats.pktRecvNAKTotal;
- card->metric_srt_sent_packets_dropped = stats.pktSndDropTotal;
- card->metric_srt_received_packets_dropped = stats.pktRcvDropTotal;
- card->metric_srt_sent_bytes_dropped = stats.byteSndDropTotal;
- card->metric_srt_received_bytes_dropped = stats.byteRcvDropTotal;
- card->metric_srt_received_packets_undecryptable = stats.pktRcvUndecryptTotal;
- card->metric_srt_received_bytes_undecryptable = stats.byteRcvUndecryptTotal;
- card->metric_srt_filter_sent_packets = stats.pktSndFilterExtraTotal;
- card->metric_srt_filter_received_extra_packets = stats.pktRcvFilterExtraTotal;
- card->metric_srt_filter_received_rebuilt_packets = stats.pktRcvFilterSupplyTotal;
- card->metric_srt_filter_received_lost_packets = stats.pktRcvFilterLossTotal;
-
- // Gauges.
- card->metric_srt_packet_sending_period_seconds = stats.usPktSndPeriod * 1e-6;
- card->metric_srt_flow_window_packets = stats.pktFlowWindow;
- card->metric_srt_congestion_window_packets = stats.pktCongestionWindow;
- card->metric_srt_flight_size_packets = stats.pktFlightSize;
- card->metric_srt_rtt_seconds = stats.msRTT * 1e-3;
- card->metric_srt_estimated_bandwidth_bits_per_second = stats.mbpsBandwidth * 1e6;
- card->metric_srt_bandwidth_ceiling_bits_per_second = stats.mbpsMaxBW * 1e6;
- card->metric_srt_send_buffer_available_bytes = stats.byteAvailSndBuf;
- card->metric_srt_receive_buffer_available_bytes = stats.byteAvailRcvBuf;
- card->metric_srt_mss_bytes = stats.byteMSS;
- card->metric_srt_sender_unacked_packets = stats.pktSndBuf;
- card->metric_srt_sender_unacked_bytes = stats.byteSndBuf;
- card->metric_srt_sender_unacked_timespan_seconds = stats.msSndBuf * 1e-3;
- card->metric_srt_sender_delivery_delay_seconds = stats.msSndTsbPdDelay * 1e-3;
- card->metric_srt_receiver_unacked_packets = stats.pktRcvBuf;
- card->metric_srt_receiver_unacked_bytes = stats.byteRcvBuf;
- card->metric_srt_receiver_unacked_timespan_seconds = stats.msRcvBuf * 1e-3;
- card->metric_srt_receiver_delivery_delay_seconds = stats.msRcvTsbPdDelay * 1e-3;
-}
-#endif
-
string Mixer::description_for_card(unsigned card_index)
{
CaptureCard *card = &cards[card_index];
#include "queue_length_policy.h"
#include "ref_counted_frame.h"
#include "shared/ref_counted_gl_sync.h"
+#include "srt_metrics.h"
#include "theme.h"
#include "shared/timebase.h"
#include "video_encoder.h"
std::atomic<int64_t> metric_input_frame_rate_den{-1};
std::atomic<int64_t> metric_input_sample_rate_hz{-1};
- // SRT metrics.
- std::atomic<double> metric_srt_uptime_seconds{0.0 / 0.0};
- std::atomic<double> metric_srt_send_duration_seconds{0.0 / 0.0};
- std::atomic<int64_t> metric_srt_sent_bytes{-1};
- std::atomic<int64_t> metric_srt_received_bytes{-1};
- std::atomic<int64_t> metric_srt_sent_packets_normal{-1};
- std::atomic<int64_t> metric_srt_received_packets_normal{-1};
- std::atomic<int64_t> metric_srt_sent_packets_lost{-1};
- std::atomic<int64_t> metric_srt_received_packets_lost{-1};
- std::atomic<int64_t> metric_srt_sent_packets_retransmitted{-1};
- std::atomic<int64_t> metric_srt_sent_bytes_retransmitted{-1};
- std::atomic<int64_t> metric_srt_sent_packets_ack{-1};
- std::atomic<int64_t> metric_srt_received_packets_ack{-1};
- std::atomic<int64_t> metric_srt_sent_packets_nak{-1};
- std::atomic<int64_t> metric_srt_received_packets_nak{-1};
- std::atomic<int64_t> metric_srt_sent_packets_dropped{-1};
- std::atomic<int64_t> metric_srt_received_packets_dropped{-1};
- std::atomic<int64_t> metric_srt_sent_bytes_dropped{-1};
- std::atomic<int64_t> metric_srt_received_bytes_dropped{-1};
- std::atomic<int64_t> metric_srt_received_packets_undecryptable{-1};
- std::atomic<int64_t> metric_srt_received_bytes_undecryptable{-1};
-
- std::atomic<int64_t> metric_srt_filter_received_extra_packets{-1};
- std::atomic<int64_t> metric_srt_filter_received_rebuilt_packets{-1};
- std::atomic<int64_t> metric_srt_filter_received_lost_packets{-1};
-
- std::atomic<double> metric_srt_packet_sending_period_seconds{0.0 / 0.0};
- std::atomic<int64_t> metric_srt_flow_window_packets{-1};
- std::atomic<int64_t> metric_srt_congestion_window_packets{-1};
- std::atomic<int64_t> metric_srt_flight_size_packets{-1};
- std::atomic<double> metric_srt_rtt_seconds{0.0 / 0.0};
- std::atomic<double> metric_srt_estimated_bandwidth_bits_per_second{0.0 / 0.0};
- std::atomic<double> metric_srt_bandwidth_ceiling_bits_per_second{0.0 / 0.0};
- std::atomic<int64_t> metric_srt_send_buffer_available_bytes{-1};
- std::atomic<int64_t> metric_srt_receive_buffer_available_bytes{-1};
- std::atomic<int64_t> metric_srt_mss_bytes{-1};
- std::atomic<int64_t> metric_srt_sender_unacked_packets{-1};
- std::atomic<int64_t> metric_srt_sender_unacked_bytes{-1};
- std::atomic<double> metric_srt_sender_unacked_timespan_seconds{0.0 / 0.0};
- std::atomic<double> metric_srt_sender_delivery_delay_seconds{0.0 / 0.0};
- std::atomic<int64_t> metric_srt_receiver_unacked_packets{-1};
- std::atomic<int64_t> metric_srt_receiver_unacked_bytes{-1};
- std::atomic<double> metric_srt_receiver_unacked_timespan_seconds{0.0 / 0.0};
- std::atomic<double> metric_srt_receiver_delivery_delay_seconds{0.0 / 0.0};
- std::atomic<int64_t> metric_srt_filter_sent_packets{-1};
-
+#ifdef HAVE_SRT
+ SRTMetrics srt_metrics;
+#endif
};
JitterHistory output_jitter_history;
CaptureCard cards[MAX_VIDEO_CARDS]; // Protected by <card_mutex>.
};
OutputFrameInfo get_one_frame_from_each_card(unsigned master_card_index, bool master_card_is_output, CaptureCard::NewFrame new_frames[MAX_VIDEO_CARDS], bool has_new_frame[MAX_VIDEO_CARDS], std::vector<int32_t> raw_audio[MAX_VIDEO_CARDS]);
-#ifdef HAVE_SRT
- void update_srt_stats(int srt_sock, Mixer::CaptureCard *card);
-#endif
-
std::string description_for_card(unsigned card_index);
static bool is_srt_card(const CaptureCard *card);
--- /dev/null
+#include "srt_metrics.h"
+#include "shared/metrics.h"
+
+#include <srt/srt.h>
+
+using namespace std;
+
+void SRTMetrics::init(const vector<pair<string, string>> &labels)
+{
+ // Global measurements (counters).
+ global_metrics.add("srt_uptime_seconds", labels, &metric_srt_uptime_seconds);
+ global_metrics.add("srt_send_duration_seconds", labels, &metric_srt_send_duration_seconds);
+ global_metrics.add("srt_sent_bytes", labels, &metric_srt_sent_bytes);
+ global_metrics.add("srt_received_bytes", labels, &metric_srt_received_bytes);
+
+ vector<pair<string, string>> packet_labels = labels;
+ packet_labels.emplace_back("type", "normal");
+ global_metrics.add("srt_sent_packets", packet_labels, &metric_srt_sent_packets_normal);
+ global_metrics.add("srt_received_packets", packet_labels, &metric_srt_received_packets_normal);
+
+ packet_labels.back().second = "lost";
+ global_metrics.add("srt_sent_packets", packet_labels, &metric_srt_sent_packets_lost);
+ global_metrics.add("srt_received_packets", packet_labels, &metric_srt_received_packets_lost);
+
+ packet_labels.back().second = "retransmitted";
+ global_metrics.add("srt_sent_packets", packet_labels, &metric_srt_sent_packets_retransmitted);
+ global_metrics.add("srt_sent_bytes", packet_labels, &metric_srt_sent_bytes_retransmitted);
+
+ packet_labels.back().second = "ack";
+ global_metrics.add("srt_sent_packets", packet_labels, &metric_srt_sent_packets_ack);
+ global_metrics.add("srt_received_packets", packet_labels, &metric_srt_received_packets_ack);
+
+ packet_labels.back().second = "nak";
+ global_metrics.add("srt_sent_packets", packet_labels, &metric_srt_sent_packets_nak);
+ global_metrics.add("srt_received_packets", packet_labels, &metric_srt_received_packets_nak);
+
+ packet_labels.back().second = "dropped";
+ global_metrics.add("srt_sent_packets", packet_labels, &metric_srt_sent_packets_dropped);
+ global_metrics.add("srt_received_packets", packet_labels, &metric_srt_received_packets_dropped);
+ global_metrics.add("srt_sent_bytes", packet_labels, &metric_srt_sent_bytes_dropped);
+ global_metrics.add("srt_received_bytes", packet_labels, &metric_srt_received_bytes_dropped);
+
+ packet_labels.back().second = "undecryptable";
+ global_metrics.add("srt_received_packets", packet_labels, &metric_srt_received_packets_undecryptable);
+ global_metrics.add("srt_received_bytes", packet_labels, &metric_srt_received_bytes_undecryptable);
+
+ global_metrics.add("srt_filter_sent_extra_packets", labels, &metric_srt_filter_sent_packets);
+ global_metrics.add("srt_filter_received_extra_packets", labels, &metric_srt_filter_received_extra_packets);
+ global_metrics.add("srt_filter_received_rebuilt_packets", labels, &metric_srt_filter_received_rebuilt_packets);
+ global_metrics.add("srt_filter_received_lost_packets", labels, &metric_srt_filter_received_lost_packets);
+
+ // Instant measurements (gauges).
+ global_metrics.add("srt_packet_sending_period_seconds", labels, &metric_srt_packet_sending_period_seconds, Metrics::TYPE_GAUGE);
+ global_metrics.add("srt_flow_window_packets", labels, &metric_srt_flow_window_packets, Metrics::TYPE_GAUGE);
+ global_metrics.add("srt_congestion_window_packets", labels, &metric_srt_congestion_window_packets, Metrics::TYPE_GAUGE);
+ global_metrics.add("srt_flight_size_packets", labels, &metric_srt_flight_size_packets, Metrics::TYPE_GAUGE);
+ global_metrics.add("srt_rtt_seconds", labels, &metric_srt_rtt_seconds, Metrics::TYPE_GAUGE);
+ global_metrics.add("srt_estimated_bandwidth_bits_per_second", labels, &metric_srt_estimated_bandwidth_bits_per_second, Metrics::TYPE_GAUGE);
+ global_metrics.add("srt_bandwidth_ceiling_bits_per_second", labels, &metric_srt_bandwidth_ceiling_bits_per_second, Metrics::TYPE_GAUGE);
+ global_metrics.add("srt_send_buffer_available_bytes", labels, &metric_srt_send_buffer_available_bytes, Metrics::TYPE_GAUGE);
+ global_metrics.add("srt_receive_buffer_available_bytes", labels, &metric_srt_receive_buffer_available_bytes, Metrics::TYPE_GAUGE);
+ global_metrics.add("srt_mss_bytes", labels, &metric_srt_mss_bytes, Metrics::TYPE_GAUGE);
+
+ global_metrics.add("srt_sender_unacked_packets", labels, &metric_srt_sender_unacked_packets, Metrics::TYPE_GAUGE);
+ global_metrics.add("srt_sender_unacked_bytes", labels, &metric_srt_sender_unacked_bytes, Metrics::TYPE_GAUGE);
+ global_metrics.add("srt_sender_unacked_timespan_seconds", labels, &metric_srt_sender_unacked_timespan_seconds, Metrics::TYPE_GAUGE);
+ global_metrics.add("srt_sender_delivery_delay_seconds", labels, &metric_srt_sender_delivery_delay_seconds, Metrics::TYPE_GAUGE);
+
+ global_metrics.add("srt_receiver_unacked_packets", labels, &metric_srt_receiver_unacked_packets, Metrics::TYPE_GAUGE);
+ global_metrics.add("srt_receiver_unacked_bytes", labels, &metric_srt_receiver_unacked_bytes, Metrics::TYPE_GAUGE);
+ global_metrics.add("srt_receiver_unacked_timespan_seconds", labels, &metric_srt_receiver_unacked_timespan_seconds, Metrics::TYPE_GAUGE);
+ global_metrics.add("srt_receiver_delivery_delay_seconds", labels, &metric_srt_receiver_delivery_delay_seconds, Metrics::TYPE_GAUGE);
+}
+
+void SRTMetrics::deinit(const vector<pair<string, string>> &labels)
+{
+ // Global measurements (counters).
+ global_metrics.remove_if_exists("srt_uptime_seconds", labels);
+ global_metrics.remove_if_exists("srt_send_duration_seconds", labels);
+ global_metrics.remove_if_exists("srt_sent_bytes", labels);
+ global_metrics.remove_if_exists("srt_received_bytes", labels);
+
+ vector<pair<string, string>> packet_labels = labels;
+ packet_labels.emplace_back("type", "normal");
+ global_metrics.remove_if_exists("srt_sent_packets", packet_labels);
+ global_metrics.remove_if_exists("srt_received_packets", packet_labels);
+
+ packet_labels.back().second = "lost";
+ global_metrics.remove_if_exists("srt_sent_packets", packet_labels);
+ global_metrics.remove_if_exists("srt_received_packets", packet_labels);
+
+ packet_labels.back().second = "retransmitted";
+ global_metrics.remove_if_exists("srt_sent_packets", packet_labels);
+ global_metrics.remove_if_exists("srt_sent_bytes", packet_labels);
+
+ packet_labels.back().second = "ack";
+ global_metrics.remove_if_exists("srt_sent_packets", packet_labels);
+ global_metrics.remove_if_exists("srt_received_packets", packet_labels);
+
+ packet_labels.back().second = "nak";
+ global_metrics.remove_if_exists("srt_sent_packets", packet_labels);
+ global_metrics.remove_if_exists("srt_received_packets", packet_labels);
+
+ packet_labels.back().second = "dropped";
+ global_metrics.remove_if_exists("srt_sent_packets", packet_labels);
+ global_metrics.remove_if_exists("srt_received_packets", packet_labels);
+ global_metrics.remove_if_exists("srt_sent_bytes", packet_labels);
+ global_metrics.remove_if_exists("srt_received_bytes", packet_labels);
+
+ packet_labels.back().second = "undecryptable";
+ global_metrics.remove_if_exists("srt_received_packets", packet_labels);
+ global_metrics.remove_if_exists("srt_received_bytes", packet_labels);
+
+ global_metrics.remove_if_exists("srt_filter_sent_extra_packets", labels);
+ global_metrics.remove_if_exists("srt_filter_received_extra_packets", labels);
+ global_metrics.remove_if_exists("srt_filter_received_rebuilt_packets", labels);
+ global_metrics.remove_if_exists("srt_filter_received_lost_packets", labels);
+
+ // Instant measurements (gauges).
+ global_metrics.remove_if_exists("srt_packet_sending_period_seconds", labels);
+ global_metrics.remove_if_exists("srt_flow_window_packets", labels);
+ global_metrics.remove_if_exists("srt_congestion_window_packets", labels);
+ global_metrics.remove_if_exists("srt_flight_size_packets", labels);
+ global_metrics.remove_if_exists("srt_rtt_seconds", labels);
+ global_metrics.remove_if_exists("srt_estimated_bandwidth_bits_per_second", labels);
+ global_metrics.remove_if_exists("srt_bandwidth_ceiling_bits_per_second", labels);
+ global_metrics.remove_if_exists("srt_send_buffer_available_bytes", labels);
+ global_metrics.remove_if_exists("srt_receive_buffer_available_bytes", labels);
+ global_metrics.remove_if_exists("srt_mss_bytes", labels);
+
+ global_metrics.remove_if_exists("srt_sender_unacked_packets", labels);
+ global_metrics.remove_if_exists("srt_sender_unacked_bytes", labels);
+ global_metrics.remove_if_exists("srt_sender_unacked_timespan_seconds", labels);
+ global_metrics.remove_if_exists("srt_sender_delivery_delay_seconds", labels);
+
+ global_metrics.remove_if_exists("srt_receiver_unacked_packets", labels);
+ global_metrics.remove_if_exists("srt_receiver_unacked_bytes", labels);
+ global_metrics.remove_if_exists("srt_receiver_unacked_timespan_seconds", labels);
+ global_metrics.remove_if_exists("srt_receiver_delivery_delay_seconds", labels);
+}
+
+#ifdef HAVE_SRT
+void SRTMetrics::update_srt_stats(int srt_sock)
+{
+ SRT_TRACEBSTATS stats;
+ srt_bistats(srt_sock, &stats, /*clear=*/0, /*instantaneous=*/1);
+
+ metric_srt_uptime_seconds = stats.msTimeStamp * 1e-3;
+ metric_srt_send_duration_seconds = stats.usSndDurationTotal * 1e-6;
+ metric_srt_sent_bytes = stats.byteSentTotal;
+ metric_srt_received_bytes = stats.byteRecvTotal;
+ metric_srt_sent_packets_normal = stats.pktSentTotal;
+ metric_srt_received_packets_normal = stats.pktRecvTotal;
+ metric_srt_sent_packets_lost = stats.pktSndLossTotal;
+ metric_srt_received_packets_lost = stats.pktRcvLossTotal;
+ metric_srt_sent_packets_retransmitted = stats.pktRetransTotal;
+ metric_srt_sent_bytes_retransmitted = stats.byteRetransTotal;
+ metric_srt_sent_packets_ack = stats.pktSentACKTotal;
+ metric_srt_received_packets_ack = stats.pktRecvACKTotal;
+ metric_srt_sent_packets_nak = stats.pktSentNAKTotal;
+ metric_srt_received_packets_nak = stats.pktRecvNAKTotal;
+ metric_srt_sent_packets_dropped = stats.pktSndDropTotal;
+ metric_srt_received_packets_dropped = stats.pktRcvDropTotal;
+ metric_srt_sent_bytes_dropped = stats.byteSndDropTotal;
+ metric_srt_received_bytes_dropped = stats.byteRcvDropTotal;
+ metric_srt_received_packets_undecryptable = stats.pktRcvUndecryptTotal;
+ metric_srt_received_bytes_undecryptable = stats.byteRcvUndecryptTotal;
+ metric_srt_filter_sent_packets = stats.pktSndFilterExtraTotal;
+ metric_srt_filter_received_extra_packets = stats.pktRcvFilterExtraTotal;
+ metric_srt_filter_received_rebuilt_packets = stats.pktRcvFilterSupplyTotal;
+ metric_srt_filter_received_lost_packets = stats.pktRcvFilterLossTotal;
+
+ // Gauges.
+ metric_srt_packet_sending_period_seconds = stats.usPktSndPeriod * 1e-6;
+ metric_srt_flow_window_packets = stats.pktFlowWindow;
+ metric_srt_congestion_window_packets = stats.pktCongestionWindow;
+ metric_srt_flight_size_packets = stats.pktFlightSize;
+ metric_srt_rtt_seconds = stats.msRTT * 1e-3;
+ metric_srt_estimated_bandwidth_bits_per_second = stats.mbpsBandwidth * 1e6;
+ metric_srt_bandwidth_ceiling_bits_per_second = stats.mbpsMaxBW * 1e6;
+ metric_srt_send_buffer_available_bytes = stats.byteAvailSndBuf;
+ metric_srt_receive_buffer_available_bytes = stats.byteAvailRcvBuf;
+ metric_srt_mss_bytes = stats.byteMSS;
+ metric_srt_sender_unacked_packets = stats.pktSndBuf;
+ metric_srt_sender_unacked_bytes = stats.byteSndBuf;
+ metric_srt_sender_unacked_timespan_seconds = stats.msSndBuf * 1e-3;
+ metric_srt_sender_delivery_delay_seconds = stats.msSndTsbPdDelay * 1e-3;
+ metric_srt_receiver_unacked_packets = stats.pktRcvBuf;
+ metric_srt_receiver_unacked_bytes = stats.byteRcvBuf;
+ metric_srt_receiver_unacked_timespan_seconds = stats.msRcvBuf * 1e-3;
+ metric_srt_receiver_delivery_delay_seconds = stats.msRcvTsbPdDelay * 1e-3;
+}
+#endif
--- /dev/null
+#ifndef _SRT_METRICS_H
+#define _SRT_METRICS_H 1
+
+#include <atomic>
+#include <vector>
+#include <string>
+#include <utility>
+
+// Metrics related to an SRT stream (input or output).
+
+struct SRTMetrics {
+ std::atomic<double> metric_srt_uptime_seconds{0.0 / 0.0};
+ std::atomic<double> metric_srt_send_duration_seconds{0.0 / 0.0};
+ std::atomic<int64_t> metric_srt_sent_bytes{-1};
+ std::atomic<int64_t> metric_srt_received_bytes{-1};
+ std::atomic<int64_t> metric_srt_sent_packets_normal{-1};
+ std::atomic<int64_t> metric_srt_received_packets_normal{-1};
+ std::atomic<int64_t> metric_srt_sent_packets_lost{-1};
+ std::atomic<int64_t> metric_srt_received_packets_lost{-1};
+ std::atomic<int64_t> metric_srt_sent_packets_retransmitted{-1};
+ std::atomic<int64_t> metric_srt_sent_bytes_retransmitted{-1};
+ std::atomic<int64_t> metric_srt_sent_packets_ack{-1};
+ std::atomic<int64_t> metric_srt_received_packets_ack{-1};
+ std::atomic<int64_t> metric_srt_sent_packets_nak{-1};
+ std::atomic<int64_t> metric_srt_received_packets_nak{-1};
+ std::atomic<int64_t> metric_srt_sent_packets_dropped{-1};
+ std::atomic<int64_t> metric_srt_received_packets_dropped{-1};
+ std::atomic<int64_t> metric_srt_sent_bytes_dropped{-1};
+ std::atomic<int64_t> metric_srt_received_bytes_dropped{-1};
+ std::atomic<int64_t> metric_srt_received_packets_undecryptable{-1};
+ std::atomic<int64_t> metric_srt_received_bytes_undecryptable{-1};
+
+ std::atomic<int64_t> metric_srt_filter_received_extra_packets{-1};
+ std::atomic<int64_t> metric_srt_filter_received_rebuilt_packets{-1};
+ std::atomic<int64_t> metric_srt_filter_received_lost_packets{-1};
+
+ std::atomic<double> metric_srt_packet_sending_period_seconds{0.0 / 0.0};
+ std::atomic<int64_t> metric_srt_flow_window_packets{-1};
+ std::atomic<int64_t> metric_srt_congestion_window_packets{-1};
+ std::atomic<int64_t> metric_srt_flight_size_packets{-1};
+ std::atomic<double> metric_srt_rtt_seconds{0.0 / 0.0};
+ std::atomic<double> metric_srt_estimated_bandwidth_bits_per_second{0.0 / 0.0};
+ std::atomic<double> metric_srt_bandwidth_ceiling_bits_per_second{0.0 / 0.0};
+ std::atomic<int64_t> metric_srt_send_buffer_available_bytes{-1};
+ std::atomic<int64_t> metric_srt_receive_buffer_available_bytes{-1};
+ std::atomic<int64_t> metric_srt_mss_bytes{-1};
+ std::atomic<int64_t> metric_srt_sender_unacked_packets{-1};
+ std::atomic<int64_t> metric_srt_sender_unacked_bytes{-1};
+ std::atomic<double> metric_srt_sender_unacked_timespan_seconds{0.0 / 0.0};
+ std::atomic<double> metric_srt_sender_delivery_delay_seconds{0.0 / 0.0};
+ std::atomic<int64_t> metric_srt_receiver_unacked_packets{-1};
+ std::atomic<int64_t> metric_srt_receiver_unacked_bytes{-1};
+ std::atomic<double> metric_srt_receiver_unacked_timespan_seconds{0.0 / 0.0};
+ std::atomic<double> metric_srt_receiver_delivery_delay_seconds{0.0 / 0.0};
+ std::atomic<int64_t> metric_srt_filter_sent_packets{-1};
+
+ // Registers in global_metrics.
+ void init(const std::vector<std::pair<std::string, std::string>> &labels);
+
+ // Unregisters similarly.
+ void deinit(const std::vector<std::pair<std::string, std::string>> &labels);
+
+ void update_srt_stats(int srt_sock);
+};
+
+#endif
+