midisender.cpp

/****************************************************************************
**
** Copyright (C) 2018 Robert Vetter.
**
** This file is part of the MagicstompFrenzy - an editor for Yamaha Magicstomp
** effect processor
**
** THIS CODE IS PROVIDED *AS IS* WITHOUT WARRANTY OF
** ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING ANY
** IMPLIED WARRANTIES OF FITNESS FOR A PARTICULAR
** PURPOSE, MERCHANTABILITY, OR NON-INFRINGEMENT.
**
** GNU General Public License Usage
** This file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version . The licenses are
** as published by the Free Software Foundation and appearing in the file LICENSE
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**/
#include "midisender.h"

#include "midievent.h"

#ifdef Q_OS_LINUX
#include <alsa/asoundlib.h>


#include <QApplication>
#include <QThread>
#include <QDebug>

#include <QCoreApplication>

bool MidiSender::event(QEvent *e)
{

    MidiEvent *me = dynamic_cast<MidiEvent *>(e);
    if(me && me->type()==static_cast<QEvent::Type>(UserEventTypes::MidiSysEx))
    {
        snd_seq_event_t ev;
        snd_seq_ev_clear(&ev);
        snd_seq_ev_set_source(&ev, outport.portId());
        snd_seq_ev_set_subs(&ev);
        snd_seq_ev_set_direct(&ev);

        snd_seq_ev_set_variable(&ev, me->sysExData()->size(), (void * )me->sysExData()->constData() );
        ev.type=SND_SEQ_EVENT_SYSEX;

        //qDebug() << me->sysExData()->toHex(',') << "\n";

        int ret;

        ret = snd_seq_event_output(handle, &ev);
        if(ret < 0)
        {
            qDebug() << "Error at snd_seq_event_output";
        }
        ret = snd_seq_drain_output(handle);
        if(ret < 0)
        {
            qDebug() << "Error at snd_seq_drain_output";
        }
        me->accept();
    }

    return true;
}
#endif