added JackMidiInputEngine + additional minor changes

1 files changed, 67 insertions, 0 deletions

diff --git a/drumgizmo/input/jackmidi.h b/drumgizmo/input/jackmidi.h
new file mode 100644
index 0000000..3c64f2d
--- /dev/null
+++ b/drumgizmo/input/jackmidi.h
@@ -0,0 +1,67 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ *            jackmidi.h
+ *
+ *  Mo 25. Jan 11:26:06 CET 2016
+ *  Copyright 2016 Christian Glöckner
+ *  cgloeckner@freenet.de
+ ****************************************************************************/
+
+/*
+ *  This file is part of DrumGizmo.
+ *
+ *  DrumGizmo 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.
+ *
+ *  DrumGizmo 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 DrumGizmo; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
+ */
+#pragma once
+#include <memory>
+#include <jack/jack.h>
+#include <jack/midiport.h>
+
+#include "audioinputengine.h"
+#include "midimapper.h"
+#include "midimapparser.h"
+#include "../jackclient.h"
+
+class JackMidiInputEngine
+	: public AudioInputEngine
+	, public JackProcess {
+	public:
+		JackMidiInputEngine(JackClient& client);
+		~JackMidiInputEngine();
+		
+		// based on AudioInputEngine
+		bool isMidiEngine() override;
+		bool init(Instruments& instruments) override;
+		void setParm(std::string parm, std::string value) override;
+		bool start() override;
+		void stop() override;
+		void pre() override;
+		event_t* run(size_t pos, size_t len, size_t* nevents) override;
+		void post() override;
+		
+		// based on JackProcess
+		void process(jack_nframes_t num_frames) override;
+		
+	private:
+		JackClient& client;
+		std::unique_ptr<JackPort> port;
+		
+		std::string midimap;
+		MidiMapper midi_mapper;
+		std::size_t pos;
+		
+		event_t* list;
+		size_t listsize;
+};