# HG changeset patch
# User Chris Cannam
# Date 1584634195 0
# Node ID 618326c4ce4b0863511ac6d34c0557601c826654
# Parent  6e218407f0cfa4ee1f6ccad60b4caf1cb3d46eea
Use a shared_ptr

diff -r 6e218407f0cf -r 618326c4ce4b base/AudioPlaySource.h
--- a/base/AudioPlaySource.h	Thu Mar 19 16:09:04 2020 +0000
+++ b/base/AudioPlaySource.h	Thu Mar 19 16:09:55 2020 +0000
@@ -18,6 +18,8 @@
 
 #include "BaseTypes.h"
 
+#include <memory>
+
 struct Auditionable {
     virtual ~Auditionable() { }
 };
@@ -101,9 +103,11 @@
 
     /**
      * Set a plugin or other subclass of Auditionable as an
-     * auditioning effect.
+     * auditioning effect. The Auditionable is shared with the caller:
+     * the expectation is that the caller may continue to modify its
+     * parameters etc during auditioning.
      */
-    virtual void setAuditioningEffect(Auditionable *) = 0;
+    virtual void setAuditioningEffect(std::shared_ptr<Auditionable>) = 0;
 
 };