2 Copyright (C) 2006,2007 John Anderson
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 #include <sigc++/sigc++.h>
24 #include <boost/shared_array.hpp>
26 #include "midi++/types.h"
27 #include "midi++/port.h"
28 #include "midi++/jack_midi_port.h"
29 #include "midi++/ipmidi_port.h"
30 #include "midi++/manager.h"
32 #include "ardour/debug.h"
33 #include "ardour/rc_configuration.h"
34 #include "ardour/session.h"
35 #include "ardour/audioengine.h"
38 #include "mackie_control_protocol.h"
40 #include "surface_port.h"
46 using namespace Mackie;
49 /** @param input_port Input MIDI::Port; this object takes responsibility for
50 * adding & removing it from the MIDI::Manager and destroying it. @param
51 * output_port Output MIDI::Port; responsibility similarly taken.
53 SurfacePort::SurfacePort (Surface& s)
58 if (_surface->mcp().device_info().uses_ipmidi()) {
59 _input_port = new MIDI::IPMIDIPort (_surface->mcp().ipmidi_base() +_surface->number());
60 _output_port = _input_port;
62 ARDOUR::PortEngine& port_engine (ARDOUR::AudioEngine::instance()->port_engine());
64 _input_port = new MIDI::JackMIDIPort (string_compose (_("%1 in"), _surface->name()), MIDI::Port::IsInput, port_engine);
65 _output_port =new MIDI::JackMIDIPort (string_compose (_("%1 out"), _surface->name()), MIDI::Port::IsOutput, port_engine);
67 /* MackieControl has its own thread for handling input from the input
68 * port, and we don't want anything handling output from the output
69 * port. This stops the Generic MIDI UI event loop in ardour from
70 * attempting to handle these ports.
73 _input_port->set_centrally_parsed (false);
74 _output_port->set_centrally_parsed (false);
76 MIDI::Manager * mm = MIDI::Manager::instance();
78 mm->add_port (_input_port);
79 mm->add_port (_output_port);
83 SurfacePort::~SurfacePort()
85 if (_surface->mcp().device_info().uses_ipmidi()) {
89 MIDI::Manager* mm = MIDI::Manager::instance ();
92 mm->remove_port (_input_port);
97 _output_port->drain (10000);
98 mm->remove_port (_output_port);
104 // wrapper for one day when strerror_r is working properly
105 string fetch_errmsg (int error_number)
107 char * msg = strerror (error_number);
112 SurfacePort::write (const MidiByteArray & mba)
115 DEBUG_TRACE (DEBUG::MackieControl, string_compose ("port %1 asked to write an empty MBA\n", output_port().name()));
119 DEBUG_TRACE (DEBUG::MackieControl, string_compose ("port %1 write %2\n", output_port().name(), mba));
121 if (mba[0] != 0xf0 && mba.size() > 3) {
122 std::cerr << "TOO LONG WRITE: " << mba << std::endl;
125 /* this call relies on std::vector<T> using contiguous storage. not
126 * actually guaranteed by the standard, but way, way beyond likely.
129 int count = output_port().write (&mba[0], mba.size(), 0);
131 if (count != (int) mba.size()) {
135 cout << "port overflow on " << output_port().name() << ". Did not write all of " << mba << endl;
137 } else if (errno != EAGAIN) {
139 os << "Surface: couldn't write to port " << output_port().name();
140 os << ", error: " << fetch_errmsg (errno) << "(" << errno << ")";
141 cout << os.str() << endl;
151 Mackie::operator << (ostream & os, const SurfacePort & port)
154 os << "name: " << port.input_port().name() << " " << port.output_port().name();