Optimize plugin-processing for non-automated params

[ardour.git] / libs / ardour / ardour / audio_port.h

diff --git a/libs/ardour/ardour/audio_port.h b/libs/ardour/ardour/audio_port.h
index b928a3587da4a0f230b5de2edea0f5d16db28bf6..4f106c5593000328f8f34e2bb5c1e328da5972e5 100644 (file)
--- a/libs/ardour/ardour/audio_port.h
+++ b/libs/ardour/ardour/audio_port.h
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2002-2009 Paul Davis 
+    Copyright (C) 2002-2009 Paul Davis
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -21,39 +21,46 @@
 #ifndef __ardour_audio_port_h__
 #define __ardour_audio_port_h__
 
+#include "zita-resampler/vmresampler.h"
+
 #include "ardour/port.h"
 #include "ardour/audio_buffer.h"
 
 namespace ARDOUR {
 
-class AudioPort : public Port 
+class LIBARDOUR_API AudioPort : public Port
 {
-   public:
+public:
        ~AudioPort ();
-       
+
        DataType type () const {
                return DataType::AUDIO;
        }
-       
-       void cycle_start (nframes_t, nframes_t);
-       void cycle_end (nframes_t, nframes_t);
 
-       Buffer& get_buffer (nframes_t nframes, nframes_t offset) {
-               return get_audio_buffer (nframes, offset);
+       void cycle_start (pframes_t);
+       void cycle_end (pframes_t);
+       void cycle_split ();
+
+       Buffer& get_buffer (pframes_t nframes) {
+               return get_audio_buffer (nframes);
        }
-       
-       AudioBuffer& get_audio_buffer (nframes_t, nframes_t);
 
-  protected:
-       friend class AudioEngine;
+       AudioBuffer& get_audio_buffer (pframes_t nframes);
 
-       AudioPort (std::string const &, Flags);
-  
-  private:
-       bool _buffer_data_set;
-       AudioBuffer* _buffer;
+protected:
+       friend class PortManager;
+       AudioPort (std::string const &, PortFlags);
+
+       /* special access for PortManager only (hah, C++) */
+       Sample* engine_get_whole_audio_buffer ();
+
+private:
+       AudioBuffer*            _buffer;
+       ArdourZita::VMResampler _src;
+       Sample*                 _data;
+       bool                    _buf_valid;
 };
- 
+
 } // namespace ARDOUR
 
 #endif /* __ardour_audio_port_h__ */