dashboard

2026-02-14 00:14:18 +01:00
parent 6be4b382b7
commit 53fe85c455
48 changed files with 2754 additions and 54 deletions
@@ -0,0 +1,59 @@
+#include "beattracker.hpp"
+
+#include "audiocollector.hpp"
+#include "audioprovider.hpp"
+#include <aubio/aubio.h>
+
+namespace ZShell::services {
+
+BeatProcessor::BeatProcessor(QObject* parent)
+	: AudioProcessor(parent)
+	, m_tempo(new_aubio_tempo("default", 1024, ac::CHUNK_SIZE, ac::SAMPLE_RATE))
+	, m_in(new_fvec(ac::CHUNK_SIZE))
+	, m_out(new_fvec(2)) {
+};
+
+BeatProcessor::~BeatProcessor() {
+	if (m_tempo) {
+		del_aubio_tempo(m_tempo);
+	}
+	if (m_in) {
+		del_fvec(m_in);
+	}
+	del_fvec(m_out);
+}
+
+void BeatProcessor::process() {
+	if (!m_tempo || !m_in) {
+		return;
+	}
+
+	AudioCollector::instance().readChunk(m_in->data);
+
+	aubio_tempo_do(m_tempo, m_in, m_out);
+	if (!qFuzzyIsNull(m_out->data[0])) {
+		emit beat(aubio_tempo_get_bpm(m_tempo));
+	}
+}
+
+BeatTracker::BeatTracker(QObject* parent)
+	: AudioProvider(parent)
+	, m_bpm(120) {
+	m_processor = new BeatProcessor();
+	init();
+
+	connect(static_cast<BeatProcessor*>(m_processor), &BeatProcessor::beat, this, &BeatTracker::updateBpm);
+}
+
+smpl_t BeatTracker::bpm() const {
+	return m_bpm;
+}
+
+void BeatTracker::updateBpm(smpl_t bpm) {
+	if (!qFuzzyCompare(bpm + 1.0f, m_bpm + 1.0f)) {
+		m_bpm = bpm;
+		emit bpmChanged();
+	}
+}
+
+} // namespace ZShell::services