waveform: shift track waveform alongside cache

2020-06-04 23:32:50 +10:00
parent 0e87762afa
commit 5eeef76b62
10 changed files with 109 additions and 37 deletions
@@ -353,6 +353,10 @@ void RenderBackend::WorkerFinished()

 void RenderBackend::WorkerGeneratedWaveform(const TrackOutput *copied_track, const AudioVisualWaveform& samples, const rational &r)
 {
+  if (!viewer_node_) {
+    return;
+  }
+
  TrackOutput* track = nullptr;

  /*
@@ -372,7 +376,6 @@ void RenderBackend::WorkerGeneratedWaveform(const TrackOutput *copied_track, con
  if (track) {
    track->waveform().set_channel_count(audio_params_.channel_count());
    track->waveform().OverwriteSums(samples, r);
-    qDebug() << "Preview changed";
    emit track->PreviewChanged();
  } else {
    qDebug() << "Failed to find track";