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Diffstat (limited to '')
-rw-r--r-- | third_party/libwebrtc/modules/audio_coding/neteq/tools/neteq_stats_getter.h | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/third_party/libwebrtc/modules/audio_coding/neteq/tools/neteq_stats_getter.h b/third_party/libwebrtc/modules/audio_coding/neteq/tools/neteq_stats_getter.h new file mode 100644 index 0000000000..b1b12bb1f8 --- /dev/null +++ b/third_party/libwebrtc/modules/audio_coding/neteq/tools/neteq_stats_getter.h @@ -0,0 +1,106 @@ +/* + * Copyright (c) 2018 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. + */ + +#ifndef MODULES_AUDIO_CODING_NETEQ_TOOLS_NETEQ_STATS_GETTER_H_ +#define MODULES_AUDIO_CODING_NETEQ_TOOLS_NETEQ_STATS_GETTER_H_ + +#include <memory> +#include <string> +#include <vector> + +#include "modules/audio_coding/neteq/tools/neteq_delay_analyzer.h" +#include "modules/audio_coding/neteq/tools/neteq_test.h" + +namespace webrtc { +namespace test { + +class NetEqStatsGetter : public NetEqGetAudioCallback { + public: + // This struct is a replica of webrtc::NetEqNetworkStatistics, but with all + // values stored in double precision. + struct Stats { + double current_buffer_size_ms = 0.0; + double preferred_buffer_size_ms = 0.0; + double jitter_peaks_found = 0.0; + double packet_loss_rate = 0.0; + double expand_rate = 0.0; + double speech_expand_rate = 0.0; + double preemptive_rate = 0.0; + double accelerate_rate = 0.0; + double secondary_decoded_rate = 0.0; + double secondary_discarded_rate = 0.0; + double clockdrift_ppm = 0.0; + double added_zero_samples = 0.0; + double mean_waiting_time_ms = 0.0; + double median_waiting_time_ms = 0.0; + double min_waiting_time_ms = 0.0; + double max_waiting_time_ms = 0.0; + }; + + struct ConcealmentEvent { + uint64_t duration_ms; + size_t concealment_event_number; + int64_t time_from_previous_event_end_ms; + std::string ToString() const; + }; + + // Takes a pointer to another callback object, which will be invoked after + // this object finishes. This does not transfer ownership, and null is a + // valid value. + explicit NetEqStatsGetter(std::unique_ptr<NetEqDelayAnalyzer> delay_analyzer); + + void set_stats_query_interval_ms(int64_t stats_query_interval_ms) { + stats_query_interval_ms_ = stats_query_interval_ms; + } + + void BeforeGetAudio(NetEq* neteq) override; + + void AfterGetAudio(int64_t time_now_ms, + const AudioFrame& audio_frame, + bool muted, + NetEq* neteq) override; + + double AverageSpeechExpandRate() const; + + NetEqDelayAnalyzer* delay_analyzer() const { return delay_analyzer_.get(); } + + const std::vector<ConcealmentEvent>& concealment_events() const { + // Do not account for the last concealment event to avoid potential end + // call skewing. + return concealment_events_; + } + + const std::vector<std::pair<int64_t, NetEqNetworkStatistics>>* stats() const { + return &stats_; + } + + const std::vector<std::pair<int64_t, NetEqLifetimeStatistics>>* + lifetime_stats() const { + return &lifetime_stats_; + } + + Stats AverageStats() const; + + private: + std::unique_ptr<NetEqDelayAnalyzer> delay_analyzer_; + int64_t stats_query_interval_ms_ = 1000; + int64_t last_stats_query_time_ms_ = 0; + std::vector<std::pair<int64_t, NetEqNetworkStatistics>> stats_; + std::vector<std::pair<int64_t, NetEqLifetimeStatistics>> lifetime_stats_; + size_t current_concealment_event_ = 1; + uint64_t voice_concealed_samples_until_last_event_ = 0; + std::vector<ConcealmentEvent> concealment_events_; + int64_t last_event_end_time_ms_ = 0; +}; + +} // namespace test +} // namespace webrtc + +#endif // MODULES_AUDIO_CODING_NETEQ_TOOLS_NETEQ_STATS_GETTER_H_ |