JackCoreMidiPhysicalOutputPort.cpp
/*
Copyright (C) 2011 Devin Anderson
This program 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.
This program 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 this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <sstream>
#include <stdexcept>
#include "JackCoreMidiPhysicalOutputPort.h"
#include "JackCoreMidiUtil.h"
using Jack::JackCoreMidiPhysicalOutputPort;
JackCoreMidiPhysicalOutputPort::
JackCoreMidiPhysicalOutputPort(const char *alias_name, const char *client_name,
const char *driver_name, int index,
MIDIClientRef client,
MIDIPortRef internal_output, double time_ratio,
size_t max_bytes,
size_t max_messages):
JackCoreMidiOutputPort(time_ratio, max_bytes,
max_messages)
{
MIDIEndpointRef destination = MIDIGetDestination(index);
if (! destination) {
// X: Can we get a better error message?
std::stringstream stream;
stream << "The destination at index '" << index
<< "' is not available";
throw std::runtime_error(stream.str().c_str());
}
SInt32 advance_schedule_time;
OSStatus status =
MIDIObjectGetIntegerProperty(destination,
kMIDIPropertyAdvanceScheduleTimeMuSec,
&advance_schedule_time);
if (status != noErr) {
WriteMacOSError("JackCoreMidiPhysicalOutputPort [constructor]",
"MIDIObjectGetIntegerProperty", status);
advance_schedule_time = 0;
} else if (advance_schedule_time < 0) {
advance_schedule_time = 0;
}
Initialize(alias_name, client_name, driver_name, index, destination,
advance_schedule_time);
this->internal_output = internal_output;
}
JackCoreMidiPhysicalOutputPort::~JackCoreMidiPhysicalOutputPort()
{
// Empty
}
bool
JackCoreMidiPhysicalOutputPort::SendPacketList(MIDIPacketList *packet_list)
{
OSStatus status = MIDISend(internal_output, endpoint, packet_list);
bool result = status == noErr;
if (! result) {
WriteMacOSError("JackCoreMidiPhysicalOutputPort::SendPacketList",
"MIDISend", status);
}
return result;
}
Jack::JackCoreMidiPhysicalOutputPort
Definition: JackCoreMidiPhysicalOutputPort.h:27