Large nasty commit in the form of a 5000 line patch chock-full of completely

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

diff --git a/libs/ardour/ardour/io.h b/libs/ardour/ardour/io.h
index 8ae45fe65c1b42fa28bf1ef931e955f512828f0f..fa2fe9851d25643cdc5e77250eb051c73414a6fc 100644 (file)
--- a/libs/ardour/ardour/io.h
+++ b/libs/ardour/ardour/io.h
@@ -39,6 +39,7 @@
 #include <ardour/utils.h>
 #include <ardour/state_manager.h>
 #include <ardour/curve.h>
+#include <ardour/buffer.h>
 
 using std::string;
 using std::vector;
@@ -53,6 +54,11 @@ class Port;
 class Connection;
 class Panner;
 
+/** A collection of input and output ports with connections.
+ *
+ * An IO can contain ports of varying types, making routes/inserts/etc with
+ * varied combinations of types (eg MIDI and audio) possible.
+ */
 class IO : public Stateful, public ARDOUR::StateManager
 {
 
@@ -61,7 +67,8 @@ class IO : public Stateful, public ARDOUR::StateManager
 
        IO (Session&, string name, 
            int input_min = -1, int input_max = -1, 
-           int output_min = -1, int output_max = -1);
+           int output_min = -1, int output_max = -1,
+               Buffer::Type default_type = Buffer::AUDIO);
 
        virtual ~IO();
 
@@ -80,20 +87,22 @@ class IO : public Stateful, public ARDOUR::StateManager
        
        virtual void silence  (jack_nframes_t, jack_nframes_t offset);
 
+       // These should be moved in to a separate object that manipulates an IO
+       
        void pan (vector<Sample*>& bufs, uint32_t nbufs, jack_nframes_t nframes, jack_nframes_t offset, gain_t gain_coeff);
        void pan_automated (vector<Sample*>& bufs, uint32_t nbufs, jack_nframes_t start_frame, jack_nframes_t end_frame, 
                            jack_nframes_t nframes, jack_nframes_t offset);
        void collect_input  (vector<Sample*>&, uint32_t nbufs, jack_nframes_t nframes, jack_nframes_t offset);
-       void deliver_output (vector<Sample *>&, uint32_t nbufs, jack_nframes_t nframes, jack_nframes_t offset);
-       void deliver_output_no_pan (vector<Sample *>&, uint32_t nbufs, jack_nframes_t nframes, jack_nframes_t offset);
+       void deliver_output (vector<Sample*>&, uint32_t nbufs, jack_nframes_t nframes, jack_nframes_t offset);
+       void deliver_output_no_pan (vector<Sample*>&, uint32_t nbufs, jack_nframes_t nframes, jack_nframes_t offset);
        void just_meter_input (jack_nframes_t start_frame, jack_nframes_t end_frame, 
                               jack_nframes_t nframes, jack_nframes_t offset);
 
        virtual uint32_t n_process_buffers () { return 0; }
 
        virtual void   set_gain (gain_t g, void *src);
-       void   inc_gain (gain_t delta, void *src);
-       gain_t         gain () const                      { return _desired_gain; }
+       void           inc_gain (gain_t delta, void *src);
+       gain_t         gain () const { return _desired_gain; }
        virtual gain_t effective_gain () const;
 
        Panner& panner() { return *_panner; }
@@ -106,8 +115,8 @@ class IO : public Stateful, public ARDOUR::StateManager
        Connection *input_connection() const { return _input_connection; }
        Connection *output_connection() const { return _output_connection; }
 
-       int add_input_port (string source, void *src);
-       int add_output_port (string destination, void *src);
+       int add_input_port (string source, void *src, Buffer::Type type = Buffer::NIL);
+       int add_output_port (string destination, void *src, Buffer::Type type = Buffer::NIL);
 
        int remove_input_port (Port *, void *src);
        int remove_output_port (Port *, void *src);
@@ -289,6 +298,7 @@ public:
        id_t                _id;
        bool                 no_panner_reset;
        XMLNode*             deferred_state;
+       Buffer::Type        _default_type;
 
        virtual void set_deferred_state() {}