Fix waveform overview lenght.

src/widget/woverview.cpp

@@ -250,7 +250,7 @@ void WOverview::onConnectedControlChanged(double dParameter, double dValue) {
     // least once per second, regardless of m_iPos which depends on the length
     // of the widget.
     int oldPositionSeconds = m_iPosSeconds;
-    m_iPosSeconds = static_cast<int>(dParameter * m_trackSamplesControl->get());
+    m_iPosSeconds = static_cast<int>(dParameter * getTrackSamples());
     if ((m_bTimeRulerActive || m_pHoveredMark != nullptr) && oldPositionSeconds != m_iPosSeconds) {
         redraw = true;
     }
@@ -320,13 +320,20 @@ void WOverview::slotLoadingTrack(TrackPointer pNewTrack, TrackPointer pOldTrack)
                 &Track::waveformSummaryUpdated,
                 this,
                 &WOverview::slotWaveformSummaryUpdated);
+        disconnect(m_pCurrentTrack.get(),
+                &Track::cuesUpdated,
+                this,
+                &WOverview::receiveCuesUpdated);
     }
 
     m_waveformSourceImage = QImage();
     m_analyzerProgress = kAnalyzerProgressUnknown;
     m_actualCompletion = 0;
     m_waveformPeak = -1.0;
     m_pixmapDone = false;
+    // Note: Here we already have the new track, but the engine and it's
+    // Control Objects may still have the old one until the slotTrackLoaded()
+    // signal has been received.
     m_trackLoaded = false;
     m_endOfTrack = false;
 
@@ -492,7 +499,8 @@ void WOverview::mouseReleaseEvent(QMouseEvent* e) {
 void WOverview::mousePressEvent(QMouseEvent* e) {
     //qDebug() << "WOverview::mousePressEvent" << e->pos();
     mouseMoveEvent(e);
-    if (m_pCurrentTrack == nullptr) {
+    double trackSamples = getTrackSamples();
+    if (m_pCurrentTrack == nullptr || trackSamples <= 0) {
         return;
     }
     if (e->button() == Qt::LeftButton) {
@@ -503,7 +511,7 @@ void WOverview::mousePressEvent(QMouseEvent* e) {
         }
 
         if (m_pHoveredMark != nullptr) {
-            double dValue = m_pHoveredMark->getSamplePosition() / m_trackSamplesControl->get();
+            double dValue = m_pHoveredMark->getSamplePosition() / trackSamples;
             m_iPickupPos = valueToPosition(dValue);
             m_iPlayPos = m_iPickupPos;
             setControlParameterUp(dValue);
@@ -585,11 +593,11 @@ void WOverview::paintEvent(QPaintEvent* pEvent) {
         drawEndOfTrackFrame(&painter);
         drawAnalyzerProgress(&painter);
 
-        double trackSamples = m_trackSamplesControl->get();
-        if (m_trackLoaded && trackSamples > 0) {
+        double trackSamples = getTrackSamples();
+        if (trackSamples > 0) {
             const float offset = 1.0f;
             const auto gain = static_cast<CSAMPLE_GAIN>(length() - 2) /
-                    static_cast<CSAMPLE_GAIN>(m_trackSamplesControl->get());
+                    static_cast<CSAMPLE_GAIN>(trackSamples);
 
             drawRangeMarks(&painter, offset, gain);
             drawMarks(&painter, offset, gain);
@@ -940,7 +948,7 @@ void WOverview::drawMarks(QPainter* pPainter, const float offset, const float ga
             }
 
             double markSamples = pMark->getSamplePosition();
-            double trackSamples = m_trackSamplesControl->get();
+            double trackSamples = getTrackSamples();
             double currentPositionSamples = m_playpositionControl->get() * trackSamples;
             double markTime = samplePositionToSeconds(markSamples);
             double markTimeRemaining = samplePositionToSeconds(trackSamples - markSamples);
@@ -1051,7 +1059,7 @@ void WOverview::drawTimeRuler(QPainter* pPainter) {
             textPointDistance.setX(0);
             widgetPositionFraction = m_timeRulerPos.y() / height();
         }
-        qreal trackSamples = m_trackSamplesControl->get();
+        qreal trackSamples = getTrackSamples();
         qreal timePosition = samplePositionToSeconds(
                 widgetPositionFraction * trackSamples);
         qreal timePositionTillEnd = samplePositionToSeconds(

src/widget/woverview.h

@@ -78,7 +78,13 @@ class WOverview : public WWidget, public TrackDropTarget {
     }
 
     double getTrackSamples() const {
-        return m_trackSamplesControl->get();
+        if (m_trackLoaded) {
+            return m_trackSamplesControl->get();
+        } else {
+            // Ignore the value, because the engine can still have the old track
+            // during loading
+            return 0.0;
+        }
     }
 
     QImage m_waveformSourceImage;

src/widget/woverviewhsv.cpp

@@ -39,10 +39,14 @@ bool WOverviewHSV::drawNextPixmapPart() {
         // by total_gain
         // We keep full range waveform data to scale it on paint
         m_waveformSourceImage = QImage(
-                static_cast<int>(trackSamples / audioVisualRatio / 2),
+                static_cast<int>(trackSamples / audioVisualRatio / 2) + 1,
                 2 * 255,
                 QImage::Format_ARGB32_Premultiplied);
         m_waveformSourceImage.fill(QColor(0, 0, 0, 0).value());
+        if (dataSize / 2 != m_waveformSourceImage.width()) {
+            qWarning() << "Track duration has changed since last analysis"
+                       << m_waveformSourceImage.width() << "!=" << dataSize / 2;
+        }
     }
     DEBUG_ASSERT(!m_waveformSourceImage.isNull());
 

src/widget/woverviewlmh.cpp

@@ -40,10 +40,14 @@ bool WOverviewLMH::drawNextPixmapPart() {
         // by total_gain
         // We keep full range waveform data to scale it on paint
         m_waveformSourceImage = QImage(
-                static_cast<int>(trackSamples / audioVisualRatio / 2),
+                static_cast<int>(trackSamples / audioVisualRatio / 2) + 1,
                 2 * 255,
                 QImage::Format_ARGB32_Premultiplied);
         m_waveformSourceImage.fill(QColor(0, 0, 0, 0).value());
+        if (dataSize / 2 != m_waveformSourceImage.width()) {
+            qWarning() << "Track duration has changed since last analysis"
+                       << m_waveformSourceImage.width() << "!=" << dataSize / 2;
+        }
     }
     DEBUG_ASSERT(!m_waveformSourceImage.isNull());
 

src/widget/woverviewrgb.cpp

@@ -38,10 +38,14 @@ bool WOverviewRGB::drawNextPixmapPart() {
         // by total_gain
         // We keep full range waveform data to scale it on paint
         m_waveformSourceImage = QImage(
-                static_cast<int>(trackSamples / audioVisualRatio / 2),
+                static_cast<int>(trackSamples / audioVisualRatio / 2) + 1,
                 2 * 255,
                 QImage::Format_ARGB32_Premultiplied);
         m_waveformSourceImage.fill(QColor(0, 0, 0, 0).value());
+        if (dataSize / 2 != m_waveformSourceImage.width()) {
+            qWarning() << "Track duration has changed since last analysis"
+                       << m_waveformSourceImage.width() << "!=" << dataSize / 2;
+        }
     }
     DEBUG_ASSERT(!m_waveformSourceImage.isNull());