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Delay based logging.

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BUG=none

Review-Url: https://codereview.webrtc.org/2808833002
Cr-Commit-Position: refs/heads/master@{#17641}
This commit is contained in:
philipel
2017-04-11 01:50:23 -07:00
committed by Commit bot
parent 64e739aeae
commit 10fc0e6385
6 changed files with 37 additions and 25 deletions
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20
webrtc/tools/event_log_visualizer/analyzer.cc
View File

@ -467,6 +467,7 @@ EventLogAnalyzer::EventLogAnalyzer(const ParsedRtcEventLog& log)
break;
}
case ParsedRtcEventLog::DELAY_BASED_BWE_UPDATE: {
bwe_delay_updates_.push_back(parsed_log_.GetDelayBasedBweUpdate(i));
break;
}
case ParsedRtcEventLog::AUDIO_NETWORK_ADAPTATION_EVENT: {
@ -933,13 +934,22 @@ void EventLogAnalyzer::CreateTotalBitrateGraph(
// Overlay the send-side bandwidth estimate over the outgoing bitrate.
if (desired_direction == kOutgoingPacket) {
TimeSeries* time_series =
TimeSeries* loss_series =
plot->AddTimeSeries("Loss-based estimate", LINE_STEP_GRAPH);
for (auto& bwe_update : bwe_loss_updates_) {
for (auto& loss_update : bwe_loss_updates_) {
float x =
static_cast<float>(bwe_update.timestamp - begin_time_) / 1000000;
float y = static_cast<float>(bwe_update.new_bitrate) / 1000;
time_series->points.emplace_back(x, y);
static_cast<float>(loss_update.timestamp - begin_time_) / 1000000;
float y = static_cast<float>(loss_update.new_bitrate) / 1000;
loss_series->points.emplace_back(x, y);
}
TimeSeries* delay_series =
plot->AddTimeSeries("Delay-based estimate", LINE_STEP_GRAPH);
for (auto& delay_update : bwe_delay_updates_) {
float x =
static_cast<float>(delay_update.timestamp - begin_time_) / 1000000;
float y = static_cast<float>(delay_update.bitrate_bps) / 1000;
delay_series->points.emplace_back(x, y);
}
TimeSeries* created_series =

2
webrtc/tools/event_log_visualizer/analyzer.h
View File

@ -173,6 +173,8 @@ class EventLogAnalyzer {
std::vector<ParsedRtcEventLog::BweProbeResultEvent> bwe_probe_result_events_;
std::vector<ParsedRtcEventLog::BweDelayBasedUpdate> bwe_delay_updates_;
// Window and step size used for calculating moving averages, e.g. bitrate.
// The generated data points will be |step_| microseconds apart.
// Only events occuring at most |window_duration_| microseconds before the

2
webrtc/tools/event_log_visualizer/plot_python.cc
View File

@ -78,7 +78,7 @@ void PythonPlot::Draw() {
} else if (series_list_[i].style == DOT_GRAPH) {
printf(
"plt.plot(x%zu, y%zu, color=rgb_colors[%zu], label=\'%s\', "
"marker='.', ls=' ')\n",
"marker='o', ls=' ')\n",
i, i, i, series_list_[i].label.c_str());
} else {
printf("raise Exception(\"Unknown graph type\")\n");