X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fardour%2Fimportable_source.h;h=9463f0b28b772b009d6ecc7b0c5ae9318dcfee11;hb=065d7c852a1586a3020affd6905f108abf252119;hp=801e7888a96f98103df58db40c95144ba95a6517;hpb=bb9cc45cd22af67ac275a5e73accbe14fee664d8;p=ardour.git

diff --git a/libs/ardour/ardour/importable_source.h b/libs/ardour/ardour/importable_source.h
index 801e7888a9..9463f0b28b 100644
--- a/libs/ardour/ardour/importable_source.h
+++ b/libs/ardour/ardour/importable_source.h
@@ -21,22 +21,25 @@
 #define __ardour_importable_source_h__
 
 #include "pbd/failed_constructor.h"
+#include "ardour/libardour_visibility.h"
 #include "ardour/types.h"
 
 namespace ARDOUR {
 
-class ImportableSource {
+class LIBARDOUR_API ImportableSource {
 public:
 	ImportableSource () {}
 	virtual ~ImportableSource() {}
 
-	virtual nframes_t read (Sample* buffer, nframes_t nframes) = 0;
-	virtual float ratio() const { return 1.0f; }
-	virtual uint32_t channels() const = 0;
-	virtual nframes_t length() const = 0;
-	virtual nframes_t samplerate() const = 0;
-	virtual void      seek (nframes_t pos) = 0;
-	virtual nframes64_t natural_position() const = 0;
+	virtual framecnt_t read (Sample* buffer, framecnt_t nframes) = 0;
+	virtual float      ratio() const { return 1.0f; }
+	virtual uint32_t   channels() const = 0;
+	virtual framecnt_t length() const = 0;
+	virtual framecnt_t samplerate() const = 0;
+	virtual void       seek (framepos_t pos) = 0;
+	virtual framepos_t natural_position() const = 0;
+
+	virtual bool clamped_at_unity () const = 0;
 };
 
 }