X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fardour%2Faudio_port.h;h=748ef8263baf8c3a8c1ad49f84c1cffcc23c5b65;hb=e5c607123588b318f28022488d74790fc1b7bebe;hp=b928a3587da4a0f230b5de2edea0f5d16db28bf6;hpb=e0aaed6d65f160c328cb8b56d7c6552ee15d65e2;p=ardour.git

diff --git a/libs/ardour/ardour/audio_port.h b/libs/ardour/ardour/audio_port.h
index b928a3587d..748ef8263b 100644
--- 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
@@ -26,34 +26,48 @@
 
 namespace ARDOUR {
 
-class AudioPort : public Port 
+class AudioPort : public Port
 {
    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) {
+	void cycle_start (pframes_t);
+	void cycle_end (pframes_t);
+	void cycle_split ();
+
+	size_t raw_buffer_size (pframes_t nframes) const;
+
+	Buffer& get_buffer (framecnt_t nframes, framecnt_t offset = 0) {
 		return get_audio_buffer (nframes, offset);
 	}
-	
-	AudioBuffer& get_audio_buffer (nframes_t, nframes_t);
 
+	AudioBuffer& get_audio_buffer (framecnt_t nframes, framecnt_t offset = 0);
+
+	static framecnt_t port_offset() { return _port_offset; }
+
+	static void set_port_offset (framecnt_t off) {
+		_port_offset = off;
+	}
+	
+	static void increment_port_offset (framecnt_t n) {
+		_port_offset += n;
+	}
+	
   protected:
 	friend class AudioEngine;
 
 	AudioPort (std::string const &, Flags);
-  
+
   private:
-	bool _buffer_data_set;
 	AudioBuffer* _buffer;
+
+	static framecnt_t _port_offset;
 };
- 
+
 } // namespace ARDOUR
 
 #endif /* __ardour_audio_port_h__ */