comparison plugin/FeatureExtractionPluginFactory.h @ 1830:5f8fbbde08ff audio-source-refactor

Use shared_ptr for plugin instances throughout

 
 #include "base/BaseTypes.h"
 
 #include <QString>
 
+#include <memory>
+
 class FeatureExtractionPluginFactory
 {
 public:
     static FeatureExtractionPluginFactory *instance();
     

      * Instantiate (load) and return pointer to the plugin with the
      * given identifier, at the given sample rate. We don't set
      * blockSize or channels on this -- they're negotiated and handled
      * via initialize() on the plugin itself after loading.
      */
-    virtual Vamp::Plugin *instantiatePlugin(QString identifier,
-                                            sv_samplerate_t inputSampleRate) = 0;
+    virtual std::shared_ptr<Vamp::Plugin> instantiatePlugin(QString identifier,
+                                                            sv_samplerate_t inputSampleRate) = 0;
     
     /**
      * Get category metadata about a plugin (without instantiating it).
      */
     virtual QString getPluginCategory(QString identifier) = 0;