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/*
* 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.
*/
#include "modules/audio_coding/neteq/tools/neteq_stats_plotter.h"
#include <inttypes.h>
#include <stdio.h>
#include <utility>
#include "absl/strings/string_view.h"
namespace webrtc {
namespace test {
NetEqStatsPlotter::NetEqStatsPlotter(bool make_matlab_plot,
bool make_python_plot,
bool show_concealment_events,
absl::string_view base_file_name)
: make_matlab_plot_(make_matlab_plot),
make_python_plot_(make_python_plot),
show_concealment_events_(show_concealment_events),
base_file_name_(base_file_name) {
std::unique_ptr<NetEqDelayAnalyzer> delay_analyzer;
if (make_matlab_plot || make_python_plot) {
delay_analyzer.reset(new NetEqDelayAnalyzer);
}
stats_getter_.reset(new NetEqStatsGetter(std::move(delay_analyzer)));
}
void NetEqStatsPlotter::SimulationEnded(int64_t simulation_time_ms) {
if (make_matlab_plot_) {
auto matlab_script_name = base_file_name_;
std::replace(matlab_script_name.begin(), matlab_script_name.end(), '.',
'_');
printf("Creating Matlab plot script %s.m\n", matlab_script_name.c_str());
stats_getter_->delay_analyzer()->CreateMatlabScript(matlab_script_name +
".m");
}
if (make_python_plot_) {
auto python_script_name = base_file_name_;
std::replace(python_script_name.begin(), python_script_name.end(), '.',
'_');
printf("Creating Python plot script %s.py\n", python_script_name.c_str());
stats_getter_->delay_analyzer()->CreatePythonScript(python_script_name +
".py");
}
printf("Simulation statistics:\n");
printf(" output duration: %" PRId64 " ms\n", simulation_time_ms);
auto stats = stats_getter_->AverageStats();
printf(" packet_loss_rate: %f %%\n", 100.0 * stats.packet_loss_rate);
printf(" expand_rate: %f %%\n", 100.0 * stats.expand_rate);
printf(" speech_expand_rate: %f %%\n", 100.0 * stats.speech_expand_rate);
printf(" preemptive_rate: %f %%\n", 100.0 * stats.preemptive_rate);
printf(" accelerate_rate: %f %%\n", 100.0 * stats.accelerate_rate);
printf(" secondary_decoded_rate: %f %%\n",
100.0 * stats.secondary_decoded_rate);
printf(" secondary_discarded_rate: %f %%\n",
100.0 * stats.secondary_discarded_rate);
printf(" clockdrift_ppm: %f ppm\n", stats.clockdrift_ppm);
printf(" mean_waiting_time_ms: %f ms\n", stats.mean_waiting_time_ms);
printf(" median_waiting_time_ms: %f ms\n", stats.median_waiting_time_ms);
printf(" min_waiting_time_ms: %f ms\n", stats.min_waiting_time_ms);
printf(" max_waiting_time_ms: %f ms\n", stats.max_waiting_time_ms);
printf(" current_buffer_size_ms: %f ms\n", stats.current_buffer_size_ms);
printf(" preferred_buffer_size_ms: %f ms\n", stats.preferred_buffer_size_ms);
if (show_concealment_events_) {
printf(" concealment_events_ms:\n");
for (auto concealment_event : stats_getter_->concealment_events())
printf("%s\n", concealment_event.ToString().c_str());
printf(" end of concealment_events_ms\n");
}
const auto lifetime_stats_vector = stats_getter_->lifetime_stats();
if (!lifetime_stats_vector->empty()) {
auto lifetime_stats = lifetime_stats_vector->back().second;
printf(" total_samples_received: %" PRIu64 "\n",
lifetime_stats.total_samples_received);
printf(" concealed_samples: %" PRIu64 "\n",
lifetime_stats.concealed_samples);
printf(" concealment_events: %" PRIu64 "\n",
lifetime_stats.concealment_events);
printf(" delayed_packet_outage_samples: %" PRIu64 "\n",
lifetime_stats.delayed_packet_outage_samples);
printf(" delayed_packet_outage_events: %" PRIu64 "\n",
lifetime_stats.delayed_packet_outage_events);
printf(" num_interruptions: %d\n", lifetime_stats.interruption_count);
printf(" sum_interruption_length_ms: %d ms\n",
lifetime_stats.total_interruption_duration_ms);
printf(" interruption_ratio: %f\n",
static_cast<double>(lifetime_stats.total_interruption_duration_ms) /
simulation_time_ms);
printf(" removed_samples_for_acceleration: %" PRIu64 "\n",
lifetime_stats.removed_samples_for_acceleration);
printf(" inserted_samples_for_deceleration: %" PRIu64 "\n",
lifetime_stats.inserted_samples_for_deceleration);
printf(" generated_noise_samples: %" PRIu64 "\n",
lifetime_stats.generated_noise_samples);
printf(" packets_discarded: %" PRIu64 "\n",
lifetime_stats.packets_discarded);
}
}
} // namespace test
} // namespace webrtc