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Visualize simulated BWE as a piecewise constant function.

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To facilitate this change, I replaced the graph style with one style
config for lines/interpolation and one style config for points.
The output functions were updated to make use of the new styles.

Bug: None
Change-Id: I42404a8ce274d6e433bcdd6aee4b15b640e78b40
Reviewed-on: https://webrtc-review.googlesource.com/22000
Reviewed-by: Niels Moller <nisse@webrtc.org>
Commit-Queue: Björn Terelius <terelius@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#20645}
This commit is contained in:
Bjorn Terelius
2017-11-10 16:21:34 +01:00
committed by Commit Bot
parent 13f35ec3d7
commit b577d5e4c3
4 changed files with 118 additions and 79 deletions
Download Patch File Download Diff File Expand all files Collapse all files

52
rtc_tools/event_log_visualizer/plot_python.cc
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@ -32,7 +32,7 @@ void PythonPlot::Draw() {
printf(
"hls_colors = [(i*1.0/color_count, 0.25+i*0.5/color_count, 0.8) for i "
"in range(color_count)]\n");
printf("rgb_colors = [colorsys.hls_to_rgb(*hls) for hls in hls_colors]\n");
printf("colors = [colorsys.hls_to_rgb(*hls) for hls in hls_colors]\n");
for (size_t i = 0; i < series_list_.size(); i++) {
printf("\n# === Series: %s ===\n", series_list_[i].label.c_str());
@ -52,37 +52,49 @@ void PythonPlot::Draw() {
printf(", %G", series_list_[i].points[j].y);
printf("]\n");
if (series_list_[i].style == BAR_GRAPH) {
if (series_list_[i].line_style == LineStyle::kBar) {
// There is a plt.bar function that draws bar plots,
// but it is *way* too slow to be useful.
printf(
"plt.vlines(x%zu, map(lambda t: min(t,0), y%zu), map(lambda t: "
"max(t,0), y%zu), color=rgb_colors[%zu], "
"max(t,0), y%zu), color=colors[%zu], "
"label=\'%s\')\n",
i, i, i, i, series_list_[i].label.c_str());
} else if (series_list_[i].style == LINE_GRAPH) {
printf("plt.plot(x%zu, y%zu, color=rgb_colors[%zu], label=\'%s\')\n", i,
i, i, series_list_[i].label.c_str());
} else if (series_list_[i].style == LINE_DOT_GRAPH) {
printf(
"plt.plot(x%zu, y%zu, color=rgb_colors[%zu], label=\'%s\', "
"marker='.')\n",
i, i, i, series_list_[i].label.c_str());
} else if (series_list_[i].style == LINE_STEP_GRAPH) {
if (series_list_[i].point_style == PointStyle::kHighlight) {
printf(
"plt.plot(x%zu, y%zu, color=colors[%zu], "
"marker='.', ls=' ')\n",
i, i, i);
}
} else if (series_list_[i].line_style == LineStyle::kLine) {
if (series_list_[i].point_style == PointStyle::kHighlight) {
printf(
"plt.plot(x%zu, y%zu, color=colors[%zu], label=\'%s\', "
"marker='.')\n",
i, i, i, series_list_[i].label.c_str());
} else {
printf("plt.plot(x%zu, y%zu, color=colors[%zu], label=\'%s\')\n", i,
i, i, series_list_[i].label.c_str());
}
} else if (series_list_[i].line_style == LineStyle::kStep) {
// Draw lines from (x[0],y[0]) to (x[1],y[0]) to (x[1],y[1]) and so on
// to illustrate the "steps". This can be expressed by duplicating all
// elements except the first in x and the last in y.
printf("x%zu = [v for dup in x%zu for v in [dup, dup]]\n", i, i);
printf("y%zu = [v for dup in y%zu for v in [dup, dup]]\n", i, i);
printf("xd%zu = [dup for v in x%zu for dup in [v, v]]\n", i, i);
printf("yd%zu = [dup for v in y%zu for dup in [v, v]]\n", i, i);
printf(
"plt.plot(x%zu[1:], y%zu[:-1], color=rgb_colors[%zu], "
"path_effects=[pe.Stroke(linewidth=2, foreground='black'), "
"pe.Normal()], "
"plt.plot(xd%zu[1:], yd%zu[:-1], color=colors[%zu], "
"label=\'%s\')\n",
i, i, i, series_list_[i].label.c_str());
} else if (series_list_[i].style == DOT_GRAPH) {
if (series_list_[i].point_style == PointStyle::kHighlight) {
printf(
"plt.plot(x%zu, y%zu, color=colors[%zu], "
"marker='.', ls=' ')\n",
i, i, i);
}
} else if (series_list_[i].line_style == LineStyle::kNone) {
printf(
"plt.plot(x%zu, y%zu, color=rgb_colors[%zu], label=\'%s\', "
"plt.plot(x%zu, y%zu, color=colors[%zu], label=\'%s\', "
"marker='o', ls=' ')\n",
i, i, i, series_list_[i].label.c_str());
} else {
@ -93,7 +105,7 @@ void PythonPlot::Draw() {
// IntervalSeries
printf("interval_colors = ['#ff8e82','#5092fc','#c4ffc4']\n");
RTC_CHECK_LE(interval_list_.size(), 3);
// To get the intervals to show up in the legend we have to created patches
// To get the intervals to show up in the legend we have to create patches
// for them.
printf("legend_patches = []\n");
for (size_t i = 0; i < interval_list_.size(); i++) {