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spectrogram and waveform

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Boof2015
2026-08-14 20:58:44 -04:00
parent 5910005dd4
commit fbec2a5aa8
12 changed files with 943 additions and 11 deletions
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tui/test/tui_tests.cpp
+91 -2
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@@ -4,6 +4,7 @@
#include "display_model.h"
#include "meter_display_model.h"
#include "scope_plot_model.h"
#include "scrolling_history.h"
#include "snapshot_store.h"
#include "spectrum_peak_model.h"
#include "system_audio_capture.h"
@@ -209,13 +210,23 @@ void testProjectionAndLayout() {
Prism::Tui::PanelId::Oscilloscope,
"panel focus should cycle forward");
require(Prism::Tui::nextPanel(Prism::Tui::PanelId::Spectrum, true) ==
Prism::Tui::PanelId::LUFSMeter,
Prism::Tui::PanelId::Waveform,
"panel focus should cycle backward");
const auto compactPanels = Prism::Tui::visiblePanelOrder(stacked);
require(compactPanels.size() == 3 &&
Prism::Tui::nextPanel(
Prism::Tui::PanelId::Spectrum, compactPanels) == Prism::Tui::PanelId::VUMeter,
"compact layout focus should skip hidden visual scopes");
const auto full = Prism::Tui::buildDashboardLayout(
140, 44, Prism::Tui::LayoutPreset::Automatic);
require(full.panels.size() == 7 &&
Prism::Tui::layoutContainsPanel(full, Prism::Tui::PanelId::Spectrogram) &&
Prism::Tui::layoutContainsPanel(full, Prism::Tui::PanelId::Waveform),
"large dashboards should compose all seven scopes at once");
require(std::all_of(full.panels.begin(), full.panels.end(), [](const auto& panel) {
return panel.width > 0 && panel.height > 0;
}), "all seven panes should remain bounded after responsive layout");
}
void testMeterDisplayModels() {
@@ -279,7 +290,7 @@ void testSettingsModelAndPersistence() {
"settings normalization should enforce public ranges");
const auto pages = Prism::Tui::settingsPages();
require(pages.size() == 6 &&
require(pages.size() == 8 &&
Prism::Tui::settingsForPage(Prism::Tui::SettingsPage::General).size() == 3,
"settings should expose shallow category pages");
Prism::Tui::TuiSettings adjusted;
@@ -312,6 +323,18 @@ void testSettingsModelAndPersistence() {
adjusted, Prism::Tui::SettingId::LUFSReadout, 1) &&
adjusted.lufsReadout == Prism::Tui::LUFSReadout::Integrated,
"LUFS settings should select an independent loudness window");
require(Prism::Tui::adjustSetting(
adjusted, Prism::Tui::SettingId::SpectrogramClarity, -1) &&
adjusted.spectrogramClarity == Prism::Tui::SpectrogramClarity::Sharp,
"spectrogram settings should cycle through the native clarity modes");
require(Prism::Tui::adjustSetting(
adjusted, Prism::Tui::SettingId::WaveformMode, 1) &&
adjusted.waveformMode == Prism::Tui::WaveformMode::Stereo,
"waveform settings should expose independent mono and stereo modes");
require(Prism::Tui::adjustSetting(
adjusted, Prism::Tui::SettingId::WaveformMultiband, 1) &&
adjusted.waveformMultiband,
"waveform settings should expose the GUI multiband color mode");
require(Prism::Tui::resetSetting(
adjusted, Prism::Tui::SettingId::InputTrim) &&
adjusted.inputTrimDb == 0.0f,
@@ -480,6 +503,27 @@ void testPitchReadoutResponse() {
"free-running oscilloscope windows should advance with every audio chunk");
}
void testScrollingHistory() {
Prism::Tui::ScrollingHistory history(2, 3);
history.append(std::vector<float>{
1.0f, 10.0f,
2.0f, 20.0f,
3.0f, 30.0f,
4.0f, 40.0f,
});
const auto wrapped = history.snapshot();
require(wrapped.columnCount == 3 && wrapped.columnStride == 2,
"rolling histories should remain at their fixed column capacity");
require(wrapped.values == std::vector<float>({
2.0f, 20.0f,
3.0f, 30.0f,
4.0f, 40.0f,
}), "rolling history snapshots should publish oldest-to-newest columns");
history.reset();
require(history.snapshot().values.empty(),
"history reset should remove old visual data");
}
void testPipelineAndFakeCapture() {
FakeCapture capture;
Prism::Capture::StartResult started;
@@ -527,6 +571,35 @@ void testPipelineAndFakeCapture() {
frame.vectorscope.multibandPoints.end(),
[](float sample) { return std::isfinite(sample); }),
"vectorscope samples should remain finite");
require(frame.spectrogram.display.columnCount > 0 &&
frame.spectrogram.display.columnStride == Prism::Tui::kSpectrogramHistoryRows &&
frame.spectrogram.heat.columnCount == frame.spectrogram.display.columnCount,
"the pipeline should publish synchronized spectrogram intensity histories");
const size_t latestSpectrogramOffset =
(frame.spectrogram.display.columnCount - 1) *
frame.spectrogram.display.columnStride;
const auto spectrogramBegin =
frame.spectrogram.display.values.begin() +
static_cast<std::ptrdiff_t>(latestSpectrogramOffset);
const auto spectrogramEnd = spectrogramBegin +
static_cast<std::ptrdiff_t>(frame.spectrogram.display.columnStride);
const size_t dominantSpectrogramRow = static_cast<size_t>(std::distance(
spectrogramBegin, std::max_element(spectrogramBegin, spectrogramEnd)));
require(dominantSpectrogramRow > 42 && dominantSpectrogramRow < 68,
"a deterministic 1 kHz tone should occupy the expected logarithmic spectrogram band");
require(frame.waveform.history.columnCount > 0 &&
frame.waveform.history.columnStride == Visualizer::WAVEFORM_STEREO_SUMMARY_STRIDE &&
!frame.waveform.stereo,
"the pipeline should publish a bounded mono waveform history by default");
const size_t latestWaveformOffset =
(frame.waveform.history.columnCount - 1) * frame.waveform.history.columnStride;
const float* latestWaveform =
frame.waveform.history.values.data() + latestWaveformOffset;
require(latestWaveform[0] < -0.20f && latestWaveform[1] > 0.20f,
"waveform columns should retain the real minimum and maximum sample envelope");
require(std::all_of(latestWaveform + 2, latestWaveform + 5, [](float value) {
return std::isfinite(value) && value >= 0.0f;
}), "waveform columns should retain finite native multiband RMS values");
require(frame.vu.barLDb > -20.0f && frame.vu.barLDb < -5.0f,
"VU level should reflect deterministic input");
require(std::isfinite(frame.lufs.momentaryLUFS) && frame.lufs.momentaryLUFS > -60.0f,
@@ -548,12 +621,22 @@ void testPipelineAndFakeCapture() {
"input trim should affect the real loudness analyzer before processing");
Prism::Tui::AnalysisPipeline stereoPipeline(48000.0f);
stereoPipeline.setWaveformSettings(true, 2);
for (int index = 0; index < 20; ++index) {
stereoPipeline.process(stereoSineChunk(1000.0f, 0.5f, 0.125f, 2400, 48000.0f));
}
const auto stereo = stereoPipeline.snapshot();
require(stereo.vu.barLDb > stereo.vu.barRDb + 10.0f,
"stereo VU values should preserve independent channel levels");
require(stereo.waveform.stereo && stereo.waveform.history.columnCount > 0,
"stereo waveform mode should publish independent channel envelopes");
const size_t stereoWaveformOffset =
(stereo.waveform.history.columnCount - 1) *
stereo.waveform.history.columnStride;
const float* stereoWaveform =
stereo.waveform.history.values.data() + stereoWaveformOffset;
require(stereoWaveform[1] > stereoWaveform[6] * 3.0f,
"stereo waveform envelopes should preserve independent channel amplitudes");
pipeline.reset();
const auto reset = pipeline.snapshot();
require(reset.lufs.integratedLUFS <= -59.0f, "reset should clear integrated loudness");
@@ -563,6 +646,11 @@ void testPipelineAndFakeCapture() {
"reset should clear the fast pitch readout");
require(reset.vectorscope.pointCount == 0 && reset.vectorscope.multibandPoints.empty(),
"reset should clear vectorscope history");
require(reset.spectrogram.display.columnCount == 0 &&
reset.spectrogram.heat.columnCount == 0,
"reset should clear both spectrogram histories");
require(reset.waveform.history.columnCount == 0,
"reset should clear waveform history");
require(capture.stopped, "fake capture should stop cleanly");
}
@@ -593,6 +681,7 @@ int main() {
testSettingsModelAndPersistence();
testScopePlotModels();
testPitchReadoutResponse();
testScrollingHistory();
testPipelineAndFakeCapture();
testThreadSafeSnapshots();
std::cout << "Prism TUI tests passed\n";