new audio engine backend for native CoreAudio audio I/O, and PortMIDI for MIDI.

Code builds, runs and functions. Full code review still pending, and some possibly changes to organization of code within the backend is possible
2025-12-08 15:54:57 +01:00 · 2014-02-24 14:39:10 -05:00 · 2014-02-24 14:39:10 -05:00 · 1de00ab6bb
commit 1de00ab6bb
parent 0a6af1420f
84 changed files with 21936 additions and 0 deletions
--- a/libs/backends/wavesaudio/waves_dataport.h
+++ b/libs/backends/wavesaudio/waves_dataport.h
@ -0,0 +1,115 @@
+/*
+    Copyright (C) 2014 Waves Audio Ltd.
+
+    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
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+#ifndef __libardour_waves_dataport_h__
+#define __libardour_waves_dataport_h__
+
+#include "ardour/types.h"
+#include "memory.h"
+        
+namespace ARDOUR {
+
+class WavesDataPort {
+public:
+
+    virtual ~WavesDataPort ();
+
+    inline const std::string& name () const
+    {
+        return _name;
+    }
+    
+    int set_name (const std::string &name)
+    {
+        _name = name;
+        return 0;
+    }
+
+    virtual DataType type () const = 0;
+
+    inline PortFlags flags () const
+    {
+        return _flags;
+    }
+
+    inline bool is_input () { return flags () & IsInput; }
+    inline bool is_output () { return flags () & IsOutput; }
+    inline bool is_physical () { return flags () & IsPhysical; }
+    inline bool is_terminal () { return flags () & IsTerminal; }
+    inline operator void* () { return (void*)this; }
+
+    inline const LatencyRange& latency_range (bool for_playback) const
+    {
+        return for_playback ? _playback_latency_range : _capture_latency_range;
+    }
+
+    inline void set_latency_range (const LatencyRange &latency_range, bool for_playback)
+    {
+        if (for_playback)
+        {
+            _playback_latency_range = latency_range;
+        }
+        else
+        {
+            _capture_latency_range = latency_range;
+        }
+    }
+
+    int connect (WavesDataPort *port);
+    
+    int disconnect (WavesDataPort *port);
+    
+    void disconnect_all ();
+
+    bool inline is_connected (const WavesDataPort *port) const
+    {
+        return std::find (_connections.begin (), _connections.end (), port) != _connections.end ();
+    }
+
+    bool inline is_connected () const
+    {
+        return _connections.size () != 0;
+    }
+
+    bool is_physically_connected () const;
+
+    inline const std::vector<WavesDataPort *>& get_connections () const { return _connections; }
+
+    virtual void* get_buffer (pframes_t nframes) = 0;
+
+protected:
+    WavesDataPort (const std::string& inport_name, PortFlags inflags);
+	virtual void _wipe_buffer() = 0;
+
+private:
+
+    std::string _name;
+    const PortFlags _flags;
+    LatencyRange _capture_latency_range;
+    LatencyRange  _playback_latency_range;
+    std::vector<WavesDataPort*> _connections;
+
+    void _connect (WavesDataPort* port, bool api_call);
+    void _disconnect (WavesDataPort* port, bool api_call);
+};
+
+} // namespace
+
+#endif /* __libardour_waves_dataport_h__ */
+