0.1.1

Author: atkAudioUser

lib/atkaudio/src/atkaudio/PluginHost/JuceHostPlugin.h

@@ -18,10 +18,12 @@ class HostAudioProcessorImpl
 {
 public:
     HostAudioProcessorImpl()
-        : AudioProcessor(BusesProperties()
-                             .withInput("Input", AudioChannelSet::stereo(), true)
-                             .withOutput("Output", AudioChannelSet::stereo(), true)
-                             .withInput("Sidechain", AudioChannelSet::stereo(), false))
+        : AudioProcessor(
+              BusesProperties()
+                  .withInput("Input", AudioChannelSet::stereo(), true)
+                  .withOutput("Output", AudioChannelSet::stereo(), true)
+                  .withInput("Sidechain", AudioChannelSet::stereo(), false)
+          )
 
     {
         appProperties.setStorageParameters(
@@ -249,9 +251,6 @@ class HostAudioProcessorImpl
 
             editorStyle = where;
 
-            if (inner != nullptr && !mb.isEmpty())
-                inner->setStateInformation(mb.getData(), (int)mb.getSize());
-
             // In a 'real' plugin, we'd also need to set the bus configuration of the inner plugin.
             // One possibility would be to match the bus configuration of the wrapper plugin, but
             // the inner plugin isn't guaranteed to support the same layout. Alternatively, we
@@ -321,15 +320,19 @@ class HostAudioProcessorImpl
                         getBlockSize()
                     );
                 }
-
-                inner->prepareToPlay(getSampleRate(), getBlockSize());
             }
 
+            this->prepareToPlay(getSampleRate(), getBlockSize());
+
+            if (inner != nullptr && !mb.isEmpty())
+                inner->setStateInformation(mb.getData(), (int)mb.getSize());
+
             if (needsPluginChanged)
                 NullCheckedInvocation::invoke(pluginChanged);
         };
 
-        pluginFormatManager.createPluginInstanceAsync(pd, getSampleRate(), getBlockSize(), callback);
+        if (inner == nullptr || (inner != nullptr && inner->getPluginDescription().name != pd.name))
+            pluginFormatManager.createPluginInstanceAsync(pd, getSampleRate(), getBlockSize(), callback);
     }
 
     void clearPlugin()

lib/atkaudio/src/atkaudio/PluginHost/PluginHost.cpp

@@ -16,11 +16,13 @@ static std::unique_ptr<StandalonePluginHolder2> createPluginHolder()
 struct atk::PluginHost::Impl : public juce::Timer
 {
     Impl()
-        : mainWindow(std::make_unique<StandaloneFilterWindow>(
-              "atkAudio Plugin Host",
-              LookAndFeel::getDefaultLookAndFeel().findColour(ResizableWindow::backgroundColourId),
-              createPluginHolder()
-          ))
+        : mainWindow(
+              std::make_unique<StandaloneFilterWindow>(
+                  "atkAudio Plugin Host",
+                  LookAndFeel::getDefaultLookAndFeel().findColour(ResizableWindow::backgroundColourId),
+                  createPluginHolder()
+              )
+          )
     {
         startTimerHz(30);
     }
@@ -62,8 +64,10 @@ struct atk::PluginHost::Impl : public juce::Timer
 
     void process(float** buffer, int numChannels, int numSamples, double sampleRate)
     {
-        if (this->numChannels != numChannels || this->numSamples < numSamples || this->sampleRate != sampleRate)
+        if (!buffer || this->numChannels != numChannels || this->numSamples < numSamples ||
+            this->sampleRate != sampleRate || isFirstRun)
         {
+            isFirstRun = false;
             this->numChannels = numChannels;
             this->numSamples = numSamples;
             this->sampleRate = sampleRate;
@@ -130,6 +134,7 @@ struct atk::PluginHost::Impl : public juce::Timer
     double sampleRate = 48000.0;
 
     std::atomic_bool isPrepared{false};
+    bool isFirstRun = true;
     bool needsRelease = false;
 };