first part of MIDI cut/copy/paste ; fix for input/output_streams of an IOProcessor being reported in a misleading way; in/out translation fix from 2.X, sort of

git-svn-id: svn://localhost/ardour2/branches/3.0@5510 d708f5d6-7413-0410-9779-e7cbd77b26cf

13 files changed, 279 insertions, 137 deletions

diff --git a/gtk2_ardour/canvas-note-event.cc b/gtk2_ardour/canvas-note-event.cc
index 74632d7ddf..52e7ac5eef 100644
--- a/gtk2_ardour/canvas-note-event.cc
+++ b/gtk2_ardour/canvas-note-event.cc
@@ -242,20 +242,6 @@ CanvasNoteEvent::on_event(GdkEvent* ev)
 			return false;
 		}
 		
-	case GDK_KEY_PRESS:
-		if (_note && ev->key.keyval == GDK_Delete) {
-			selected(true);
-			_region.start_delta_command();
-			_region.command_remove_note(this);
-		}
-		break;
-
-	case GDK_KEY_RELEASE:
-		if (ev->key.keyval == GDK_Delete) {
-			_region.apply_command();
-		}
-		break;
-
 	case GDK_ENTER_NOTIFY:
 		_region.note_entered(this);
 		//_item->grab_focus();
@@ -342,7 +328,7 @@ CanvasNoteEvent::on_event(GdkEvent* ev)
 		break;
 
 	case GDK_BUTTON_RELEASE:
-		select_mod = (ev->motion.state & (GDK_CONTROL_MASK | GDK_SHIFT_MASK));
+		select_mod = (ev->motion.state & (Keyboard::PrimaryModifier | Keyboard::SecondaryModifier));
 		event_x = ev->button.x;
 		event_y = ev->button.y;
 		_item->property_parent().get_value()->w2i(event_x, event_y);
diff --git a/gtk2_ardour/canvas-note-event.h b/gtk2_ardour/canvas-note-event.h
index 86f7312d17..305988667d 100644
--- a/gtk2_ardour/canvas-note-event.h
+++ b/gtk2_ardour/canvas-note-event.h
@@ -24,6 +24,8 @@
 #include <libgnomecanvasmm/text.h>
 #include <libgnomecanvasmm/widget.h>
 
+#include "ardour/midi_model.h"
+
 #include "rgb_macros.h"
 #include "ardour_ui.h"
 #include "ui_config.h"
@@ -51,7 +53,8 @@ namespace Canvas {
  */
 class CanvasNoteEvent : virtual public sigc::trackable, public InteractiveItem {
 public:
-	typedef Evoral::Note<double> NoteType;
+	typedef Evoral::Note<ARDOUR::MidiModel::TimeType> NoteType;
+
 	CanvasNoteEvent(
 			MidiRegionView&                   region,
 			Item*                             item,
diff --git a/gtk2_ardour/editor.h b/gtk2_ardour/editor.h
index 2a1875d17d..758772598c 100644
--- a/gtk2_ardour/editor.h
+++ b/gtk2_ardour/editor.h
@@ -1025,6 +1025,7 @@ class Editor : public PublicEditor
 	void cut_copy_points (Editing::CutCopyOp);
 	void cut_copy_regions (Editing::CutCopyOp, RegionSelection&);
 	void cut_copy_ranges (Editing::CutCopyOp);
+	void cut_copy_midi (Editing::CutCopyOp);
 
 	void mouse_paste ();
 	void paste_internal (nframes64_t position, float times);
diff --git a/gtk2_ardour/editor_ops.cc b/gtk2_ardour/editor_ops.cc
index 55382bbaca..0a7543b214 100644
--- a/gtk2_ardour/editor_ops.cc
+++ b/gtk2_ardour/editor_ops.cc
@@ -3906,69 +3906,82 @@ Editor::cut_copy (CutCopyOp op)
 		return;
 	}
 
-	RegionSelection rs; 
-
-	/* we only want to cut regions if some are selected */
+	if (internal_editing()) {
 
-	if (!selection->regions.empty()) {
-		get_regions_for_action (rs);
-	}
-
-	switch (current_mouse_mode()) {
-	case MouseObject: 
-		if (!rs.empty() || !selection->points.empty()) {
+		switch (current_mouse_mode()) {
+		case MouseObject:
+		case MouseRange:
+			cut_copy_midi (op);
+			break;
+		default:
+			break;
+		}
+ 
+	} else {
+		
+		RegionSelection rs; 
+		
+		/* we only want to cut regions if some are selected */
+		
+		if (!selection->regions.empty()) {
+			get_regions_for_action (rs);
+		}
+		
+		switch (current_mouse_mode()) {
+		case MouseObject: 
+			if (!rs.empty() || !selection->points.empty()) {
 
-			begin_reversible_command (opname + _(" objects"));
+				begin_reversible_command (opname + _(" objects"));
 
-			if (!rs.empty()) {
-				cut_copy_regions (op, rs);
+				if (!rs.empty()) {
+					cut_copy_regions (op, rs);
 				
-				if (op == Cut) {
-					selection->clear_regions ();
+					if (op == Cut) {
+						selection->clear_regions ();
+					}
 				}
-			}
 
-			if (!selection->points.empty()) {
-				cut_copy_points (op);
+				if (!selection->points.empty()) {
+					cut_copy_points (op);
 
-				if (op == Cut) {
-					selection->clear_points ();
+					if (op == Cut) {
+						selection->clear_points ();
+					}
 				}
-			}
 
-			commit_reversible_command ();	
-			break; // terminate case statement here
-		} 
-		if (!selection->time.empty()) {
-			/* don't cause suprises */
-			break;
-		}
-		// fall thru if there was nothing selected
+				commit_reversible_command ();	
+				break; // terminate case statement here
+			} 
+			if (!selection->time.empty()) {
+				/* don't cause suprises */
+				break;
+			}
+			// fall thru if there was nothing selected
 		
-	case MouseRange:
-		if (selection->time.empty()) {
-			nframes64_t start, end;
-			if (!get_edit_op_range (start, end)) {
-				return;
+		case MouseRange:
+			if (selection->time.empty()) {
+				nframes64_t start, end;
+				if (!get_edit_op_range (start, end)) {
+					return;
+				}
+				selection->set ((TimeAxisView*) 0, start, end);
 			}
-			selection->set ((TimeAxisView*) 0, start, end);
-		}
 			
-		begin_reversible_command (opname + _(" range"));
-		cut_copy_ranges (op);
-		commit_reversible_command ();
+			begin_reversible_command (opname + _(" range"));
+			cut_copy_ranges (op);
+			commit_reversible_command ();
 		
-		if (op == Cut) {
-			selection->clear_time ();
-		}
+			if (op == Cut) {
+				selection->clear_time ();
+			}
 
-		break;
+			break;
 		
-	default:
-		break;
+		default:
+			break;
+		}
 	}
-
-
+		
 	if (op == Cut || op == Clear) {
 		break_drag ();
 		delete _drag;
@@ -3992,6 +4005,20 @@ Editor::cut_copy_points (CutCopyOp op)
 	}
 }
 
+/** Cut, copy or clear selected automation points.
+ * @param op Operation (Cut, Copy or Clear)
+ */
+void
+Editor::cut_copy_midi (CutCopyOp op)
+{
+	cerr << "CCM: there are " << selection->midi.size() << " MRV's to work on\n";
+
+	for (MidiSelection::iterator i = selection->midi.begin(); i != selection->midi.end(); ++i) {
+		MidiRegionView* mrv = *i;
+		mrv->cut_copy_clear (op);
+	}
+}
+
 struct PlaylistState {
     boost::shared_ptr<Playlist> playlist;
     XMLNode*  before;
@@ -4307,7 +4334,6 @@ Editor::paste_internal (nframes64_t position, float times)
 
 	/* get everything in the correct order */
 
-
 	if (!selection->tracks.empty()) {
 		sort_track_selection ();
 		ts = selection->tracks;
diff --git a/gtk2_ardour/midi_region_view.cc b/gtk2_ardour/midi_region_view.cc
index aa964749ff..9b9be486a3 100644
--- a/gtk2_ardour/midi_region_view.cc
+++ b/gtk2_ardour/midi_region_view.cc
@@ -39,23 +39,24 @@
 #include "evoral/Parameter.hpp"
 #include "evoral/Control.hpp"
 
-#include "streamview.h"
-#include "midi_region_view.h"
-#include "midi_streamview.h"
-#include "midi_time_axis.h"
-#include "simpleline.h"
+#include "automation_region_view.h"
+#include "automation_time_axis.h"
 #include "canvas-hit.h"
 #include "canvas-note.h"
 #include "canvas-program-change.h"
-#include "public_editor.h"
 #include "ghostregion.h"
-#include "midi_time_axis.h"
-#include "automation_time_axis.h"
-#include "automation_region_view.h"
-#include "utils.h"
-#include "midi_util.h"
 #include "gui_thread.h"
 #include "keyboard.h"
+#include "midi_region_view.h"
+#include "midi_streamview.h"
+#include "midi_time_axis.h"
+#include "midi_time_axis.h"
+#include "midi_util.h"
+#include "public_editor.h"
+#include "selection.h"
+#include "simpleline.h"
+#include "streamview.h"
+#include "utils.h"
 
 #include "i18n.h"
 
@@ -659,12 +660,12 @@ MidiRegionView::~MidiRegionView ()
 	}
 
 	_selection.clear();
+	_cut_buffer.clear ();
 	clear_events();
 	delete _note_group;
 	delete _delta_command;
 }
 
-
 void
 MidiRegionView::region_resized (Change what_changed)
 {
@@ -1162,34 +1163,32 @@ MidiRegionView::clear_selection_except(ArdourCanvas::CanvasNoteEvent* ev)
 void
 MidiRegionView::unique_select(ArdourCanvas::CanvasNoteEvent* ev)
 {
-	for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
+	for (Selection::iterator i = _selection.begin(); i != _selection.end(); ) {
+
+		Selection::iterator tmp = i;
+		++tmp;
+
 		if ((*i) != ev) {
-			(*i)->selected(false);
-			(*i)->hide_velocity();
-		}
-	}
+			remove_from_selection (*i);
+		} 
 
-	_selection.clear();
-	_selection.insert(ev);
+		i = tmp;
+	}
 
-	if ( ! ev->selected()) {
-		ev->selected(true);
+	if (!ev->selected()) {
+		add_to_selection (ev);
 	}
 }
 
 void
 MidiRegionView::note_selected(ArdourCanvas::CanvasNoteEvent* ev, bool add)
 {
-	if ( ! add) {
+	if (!add) {
 		clear_selection_except(ev);
 	}
 
-	if (_selection.insert(ev).second) {
-		play_midi_note(ev->note());
-	}
-
-	if ( ! ev->selected()) {
-		ev->selected(true);
+	if (!ev->selected()) {
+		add_to_selection (ev);
 	}
 }
 
@@ -1197,15 +1196,11 @@ MidiRegionView::note_selected(ArdourCanvas::CanvasNoteEvent* ev, bool add)
 void
 MidiRegionView::note_deselected(ArdourCanvas::CanvasNoteEvent* ev, bool add)
 {
-	if ( ! add) {
+	if (!add) {
 		clear_selection_except(ev);
 	}
 
-	_selection.erase(ev);
-
-	if (ev->selected()) {
-		ev->selected(false);
-	}
+	remove_from_selection (ev);
 }
 
 
@@ -1230,17 +1225,12 @@ MidiRegionView::update_drag_selection(double x1, double x2, double y1, double y2
 			assert((*i)->x1() >= last_x1);
 			last_x1 = (*i)->x1();
 #endif
-			// Inside rectangle
 			if ((*i)->x1() >= x1 && (*i)->x1() <= x2 && (*i)->y1() >= last_y && (*i)->y1() <= y) {
-				if (!(*i)->selected()) {
-					(*i)->selected(true);
-					_selection.insert(*i);
-					play_midi_note((*i)->note());
-				}
-			// Not inside rectangle
+				// Inside rectangle
+				add_to_selection (*i);
 			} else if ((*i)->selected()) {
-				(*i)->selected(false);
-				_selection.erase(*i);
+				// Not inside rectangle
+				remove_from_selection (*i);
 			}
 		}
 	} else {
@@ -1250,22 +1240,54 @@ MidiRegionView::update_drag_selection(double x1, double x2, double y1, double y2
 			assert((*i)->x1() >= last_x1);
 			last_x1 = (*i)->x1();
 #endif
-			// Inside rectangle
 			if ((*i)->x2() <= x1 && (*i)->x2() >= x2 && (*i)->y1() >= last_y && (*i)->y1() <= y) {
-				if (!(*i)->selected()) {
-					(*i)->selected(true);
-					_selection.insert(*i);
-					play_midi_note((*i)->note());
-				}
-			// Not inside rectangle
+				// Inside rectangle
+				add_to_selection (*i);
 			} else if ((*i)->selected()) {
-				(*i)->selected(false);
-				_selection.erase(*i);
+				// Not inside rectangle
+				remove_from_selection (*i);
 			}
 		}
 	}
 }
 
+void
+MidiRegionView::remove_from_selection (CanvasNoteEvent* ev)
+{
+	Selection::iterator i = _selection.find (ev);
+
+	if (i != _selection.end()) {
+		_selection.erase (i);
+	}
+
+	ev->selected (false);
+	ev->hide_velocity ();
+	
+	if (_selection.empty()) {
+		PublicEditor& editor (trackview.editor());
+		editor.get_selection().remove (this);
+	}
+}
+
+void
+MidiRegionView::add_to_selection (CanvasNoteEvent* ev)
+{
+	bool add_mrv_selection = false;
+
+	if (_selection.empty()) {
+		add_mrv_selection = true;
+	}
+
+	if (_selection.insert (ev).second) {
+		ev->selected (true);
+		play_midi_note ((ev)->note());
+	}
+
+	if (add_mrv_selection) {
+		PublicEditor& editor (trackview.editor());
+		editor.get_selection().add (this);
+	}
+}
 
 void
 MidiRegionView::move_selection(double dx, double dy)
@@ -1275,7 +1297,6 @@ MidiRegionView::move_selection(double dx, double dy)
 	}
 }
 
-
 void
 MidiRegionView::note_dropped(CanvasNoteEvent* ev, double dt, uint8_t dnote)
 {
@@ -1641,3 +1662,31 @@ MidiRegionView::midi_patch_settings_changed(std::string model, std::string custo
 	redisplay_model();
 }
 
+void
+MidiRegionView::cut_copy_clear (Editing::CutCopyOp op)
+{
+	if (_selection.empty()) {
+		return;
+	}
+
+	_cut_buffer.clear ();
+
+	start_delta_command();
+
+	for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
+		switch (op) {
+		case Copy:
+			_cut_buffer.push_back (NoteType (*((*i)->note().get())));
+			break;
+		case Cut:
+			_cut_buffer.push_back (NoteType (*(*i)->note().get()));
+			command_remove_note (*i);
+			break;
+		case Clear:
+			break;
+		}
+	}
+
+	apply_command();
+}
+
diff --git a/gtk2_ardour/midi_region_view.h b/gtk2_ardour/midi_region_view.h
index 3df4001ab4..01d5a305cb 100644
--- a/gtk2_ardour/midi_region_view.h
+++ b/gtk2_ardour/midi_region_view.h
@@ -30,6 +30,7 @@
 #include "ardour/diskstream.h"
 #include "ardour/types.h"
 
+#include "editing.h"
 #include "region_view.h"
 #include "midi_time_axis.h"
 #include "time_axis_view_item.h"
@@ -97,6 +98,8 @@ class MidiRegionView : public RegionView
 
 	void add_note(const boost::shared_ptr<NoteType> note);
 	void resolve_note(uint8_t note_num, double end_time);
+
+	void cut_copy_clear (Editing::CutCopyOp);
 	
 	struct PCEvent {
 		PCEvent(double a_time, uint8_t a_value, uint8_t a_channel) 
@@ -171,7 +174,7 @@ class MidiRegionView : public RegionView
 	void   note_deselected(ArdourCanvas::CanvasNoteEvent* ev, bool add);
 	void   delete_selection();
 	size_t selection_size() { return _selection.size(); }
-
+	
 	void move_selection(double dx, double dy);
 	void note_dropped(ArdourCanvas::CanvasNoteEvent* ev, double d_pixels, uint8_t d_note);
 
@@ -297,6 +300,9 @@ class MidiRegionView : public RegionView
 	void clear_selection() { clear_selection_except(NULL); }
 	void update_drag_selection(double last_x, double x, double last_y, double y);
 
+	void add_to_selection (ArdourCanvas::CanvasNoteEvent*);
+	void remove_from_selection (ArdourCanvas::CanvasNoteEvent*);
+
 	int8_t   _force_channel;
 	uint16_t _last_channel_selection;
 	double   _default_note_length;
@@ -327,6 +333,9 @@ class MidiRegionView : public RegionView
 	typedef std::set<ArdourCanvas::CanvasNoteEvent*> Selection;
 	/// Currently selected CanvasNoteEvents
 	Selection _selection;
+	/// the cut buffer for this region view
+	typedef std::list<NoteType> CutBuffer;
+	CutBuffer _cut_buffer;
 
 	/** New notes (created in the current command) which should be selected
 	 * when they appear after the command is applied. */
diff --git a/gtk2_ardour/selection.cc b/gtk2_ardour/selection.cc
index cbe5975e87..be7552b0bd 100644
--- a/gtk2_ardour/selection.cc
+++ b/gtk2_ardour/selection.cc
@@ -53,6 +53,7 @@ Selection::operator= (const Selection& other)
 		tracks = other.tracks;
 		time = other.time;
 		lines = other.lines;
+		midi = other.midi;
 	}
 	return *this;
 }
@@ -66,7 +67,8 @@ operator== (const Selection& a, const Selection& b)
 		a.time.group == b.time.group && 
 		a.time == b.time &&
 		a.lines == b.lines &&
-		a.playlists == b.playlists;
+		a.playlists == b.playlists &&
+		a.midi == b.midi;
 }
 
 /** Clear everything from the Selection */
@@ -79,6 +81,7 @@ Selection::clear ()
 	clear_lines();
 	clear_time ();
 	clear_playlists ();
+	clear_midi ();
 }
 
 void
@@ -110,6 +113,15 @@ Selection::clear_tracks ()
 }
 
 void
+Selection::clear_midi ()
+{
+	if (!midi.empty()) {
+		midi.clear ();
+		MidiChanged ();
+	}
+}
+
+void
 Selection::clear_time ()
 {
 	time.track = 0;
@@ -208,6 +220,20 @@ Selection::toggle (RegionView* r)
 }
 
 void
+Selection::toggle (MidiRegionView* mrv)
+{
+	MidiSelection::iterator i;
+
+	if ((i = find (midi.begin(), midi.end(), mrv)) == midi.end()) {
+		add (mrv);
+	} else {
+		midi.erase (i);
+	}
+
+	MidiChanged ();
+}
+
+void
 Selection::toggle (vector<RegionView*>& r)
 {
 	RegionSelection::iterator i;
@@ -349,6 +375,21 @@ Selection::add (RegionView* r)
 	}
 }
 
+void
+Selection::add (MidiRegionView* mrv)
+{
+	if (find (midi.begin(), midi.end(), mrv) == midi.end()) {
+		midi.push_back (mrv);
+		/* XXX should we do this? */
+#if 0
+		if (Config->get_link_region_and_track_selection()) {
+			add (&mrv->get_trackview());
+		}
+#endif
+		MidiChanged ();
+	}
+}
+
 long
 Selection::add (nframes_t start, nframes_t end)
 {
@@ -473,6 +514,24 @@ Selection::remove (RegionView* r)
 	}
 }
 
+void
+Selection::remove (MidiRegionView* mrv)
+{
+	MidiSelection::iterator x;
+
+	if ((x = find (midi.begin(), midi.end(), mrv)) != midi.end()) {
+		midi.erase (x);
+		MidiChanged ();
+	}
+
+#if 0
+	/* XXX fix this up ? */
+	if (Config->get_link_region_and_track_selection() && !regions.involves (r->get_trackview())) {
+		remove (&r->get_trackview());
+	}
+#endif
+}
+
 
 void
 Selection::remove (uint32_t selection_id)
@@ -543,6 +602,13 @@ Selection::set (const RegionSelection& rs)
 }
 
 void
+Selection::set (MidiRegionView* mrv) 
+{
+	clear_midi ();
+	add (mrv);
+}
+
+void
 Selection::set (RegionView* r, bool also_clear_tracks)
 {
 	clear_regions ();
diff --git a/gtk2_ardour/selection.h b/gtk2_ardour/selection.h
index 6107e2970a..9278935e31 100644
--- a/gtk2_ardour/selection.h
+++ b/gtk2_ardour/selection.h
@@ -33,11 +33,13 @@
 #include "processor_selection.h"
 #include "point_selection.h"
 #include "marker_selection.h"
+#include "midi_selection.h"
 
 class TimeAxisView;
 class RegionView;
 class Selectable;
 class PublicEditor;
+class MidiRegionView;
 
 namespace ARDOUR {
 	class Region;
@@ -77,6 +79,7 @@ class Selection : public sigc::trackable
 	PlaylistSelection    playlists;
 	PointSelection       points;
 	MarkerSelection      markers;
+	MidiSelection        midi;
 
 	Selection (PublicEditor const * e) : editor (e), next_time_id (0) {
 		clear();
@@ -91,6 +94,7 @@ class Selection : public sigc::trackable
 	sigc::signal<void> PlaylistsChanged;
 	sigc::signal<void> PointsChanged;
 	sigc::signal<void> MarkersChanged;
+	sigc::signal<void> MidiChanged;
 
 	void clear ();
 	bool empty();
@@ -108,6 +112,7 @@ class Selection : public sigc::trackable
 	void set (TimeAxisView*);
 	void set (const std::list<TimeAxisView*>&);
 	void set (RegionView*, bool also_clear_tracks = true);
+	void set (MidiRegionView*);
 	void set (std::vector<RegionView*>&);
 	long set (TimeAxisView*, nframes_t, nframes_t);
 	void set (boost::shared_ptr<Evoral::ControlList>);
@@ -120,6 +125,7 @@ class Selection : public sigc::trackable
 	void toggle (TimeAxisView*);
 	void toggle (const std::list<TimeAxisView*>&);
 	void toggle (RegionView*);
+	void toggle (MidiRegionView*);
 	void toggle (std::vector<RegionView*>&);
 	long toggle (nframes_t, nframes_t);
 	void toggle (ARDOUR::AutomationList*);
@@ -131,6 +137,7 @@ class Selection : public sigc::trackable
 	void add (TimeAxisView*);
 	void add (const std::list<TimeAxisView*>&);
 	void add (RegionView*);
+	void add (MidiRegionView*);
 	void add (std::vector<RegionView*>&);
 	long add (nframes_t, nframes_t);
 	void add (boost::shared_ptr<Evoral::ControlList>);
@@ -139,10 +146,10 @@ class Selection : public sigc::trackable
 	void add (Marker*);
 	void add (const std::list<Marker*>&);
 	void add (const RegionSelection&);
-
 	void remove (TimeAxisView*);
 	void remove (const std::list<TimeAxisView*>&);
 	void remove (RegionView*);
+	void remove (MidiRegionView*);
 	void remove (uint32_t selection_id);
 	void remove (nframes_t, nframes_t);
 	void remove (boost::shared_ptr<ARDOUR::AutomationList>);
@@ -160,6 +167,7 @@ class Selection : public sigc::trackable
 	void clear_playlists ();
 	void clear_points ();
 	void clear_markers ();
+	void clear_midi ();
 
 	void foreach_region (void (ARDOUR::Region::*method)(void));
 	void foreach_regionview (void (RegionView::*method)(void));
diff --git a/libs/ardour/ardour/io_processor.h b/libs/ardour/ardour/io_processor.h
index ff985c6e79..d591962733 100644
--- a/libs/ardour/ardour/io_processor.h
+++ b/libs/ardour/ardour/io_processor.h
@@ -53,8 +53,6 @@ class IOProcessor : public Processor
 	
 	bool set_name (const std::string& str);
 
-	virtual ChanCount output_streams() const;
-	virtual ChanCount input_streams () const;
 	virtual ChanCount natural_output_streams() const;
 	virtual ChanCount natural_input_streams () const;
 
diff --git a/libs/ardour/io.cc b/libs/ardour/io.cc
index 7a97ce0d6b..2749b9f405 100644
--- a/libs/ardour/io.cc
+++ b/libs/ardour/io.cc
@@ -1061,10 +1061,16 @@ IO::build_legal_port_name (DataType type)
 		throw unknown_type();
 	}
 	
+	/* note that if "in" or "out" are translated it will break a session
+	   across locale switches because a port's connection list will
+	   show (old) translated names, but the current port name will
+	   use the (new) translated name.
+	*/
+
 	if (_direction == Input) {
-		suffix += _("_in");
+		suffix += X_("_in");
 	} else {
-		suffix += _("_out");
+		suffix += X_("_out");
 	}
 
 	// allow up to 4 digits for the output port number, plus the slash, suffix and extra space
diff --git a/libs/ardour/io_processor.cc b/libs/ardour/io_processor.cc
index 708820cdca..505d33a1b0 100644
--- a/libs/ardour/io_processor.cc
+++ b/libs/ardour/io_processor.cc
@@ -221,18 +221,6 @@ IOProcessor::silence (nframes_t nframes)
 }
 
 ChanCount
-IOProcessor::output_streams() const
-{
-	return _output ? _output->n_ports() : ChanCount::ZERO;
-}
-
-ChanCount
-IOProcessor::input_streams () const
-{
-	return _input ? _input->n_ports() : ChanCount::ZERO;
-}
-
-ChanCount
 IOProcessor::natural_output_streams() const
 {
 	return _output ? _output->n_ports() : ChanCount::ZERO;
diff --git a/libs/ardour/processor.cc b/libs/ardour/processor.cc
index 04706c0c2d..101bc29ab4 100644
--- a/libs/ardour/processor.cc
+++ b/libs/ardour/processor.cc
@@ -232,6 +232,8 @@ Processor::configure_io (ChanCount in, ChanCount out)
 	_configured_output = out; 
 	_configured = true;
 
+	std::cerr << "******* CONF IN for " << _name << " set to " << in << std::endl;
+
 	ConfigurationChanged.emit (in, out);
 
 	return true;
diff --git a/libs/ardour/route.cc b/libs/ardour/route.cc
index 9895cf1e18..989cecdd6b 100644
--- a/libs/ardour/route.cc
+++ b/libs/ardour/route.cc
@@ -422,7 +422,7 @@ Route::process_output_buffers (BufferSet& bufs,
 		for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
 			if (bufs.count() != (*i)->input_streams()) {
 				cerr << _name << " bufs = " << bufs.count()
-				     << " input = " << (*i)->input_streams()
+				     << " input for " << (*i)->name() << " = " << (*i)->input_streams()
 				     << endl;
 			}
 			assert (bufs.count() == (*i)->input_streams());