Jack2
1.9.8
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00001 /* 00002 Copyright (C) 2011 Devin Anderson 00003 00004 This program is free software; you can redistribute it and/or modify 00005 it under the terms of the GNU General Public License as published by 00006 the Free Software Foundation; either version 2 of the License, or 00007 (at your option) any later version. 00008 00009 This program is distributed in the hope that it will be useful, 00010 but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00012 GNU General Public License for more details. 00013 00014 You should have received a copy of the GNU General Public License 00015 along with this program; if not, write to the Free Software 00016 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 00017 00018 */ 00019 00020 #include <sstream> 00021 #include <stdexcept> 00022 00023 #include "JackCoreMidiPhysicalOutputPort.h" 00024 #include "JackCoreMidiUtil.h" 00025 00026 using Jack::JackCoreMidiPhysicalOutputPort; 00027 00028 JackCoreMidiPhysicalOutputPort:: 00029 JackCoreMidiPhysicalOutputPort(const char *alias_name, const char *client_name, 00030 const char *driver_name, int index, 00031 MIDIClientRef client, 00032 MIDIPortRef internal_output, double time_ratio, 00033 size_t max_bytes, 00034 size_t max_messages): 00035 JackCoreMidiOutputPort(time_ratio, max_bytes, 00036 max_messages) 00037 { 00038 MIDIEndpointRef destination = MIDIGetDestination(index); 00039 if (! destination) { 00040 // X: Can we get a better error message? 00041 std::stringstream stream; 00042 stream << "The destination at index '" << index 00043 << "' is not available"; 00044 throw std::runtime_error(stream.str().c_str()); 00045 } 00046 SInt32 advance_schedule_time; 00047 OSStatus status = 00048 MIDIObjectGetIntegerProperty(destination, 00049 kMIDIPropertyAdvanceScheduleTimeMuSec, 00050 &advance_schedule_time); 00051 if (status != noErr) { 00052 WriteMacOSError("JackCoreMidiPhysicalOutputPort [constructor]", 00053 "MIDIObjectGetIntegerProperty", status); 00054 advance_schedule_time = 0; 00055 } else if (advance_schedule_time < 0) { 00056 advance_schedule_time = 0; 00057 } 00058 Initialize(alias_name, client_name, driver_name, index, destination, 00059 advance_schedule_time); 00060 this->internal_output = internal_output; 00061 } 00062 00063 JackCoreMidiPhysicalOutputPort::~JackCoreMidiPhysicalOutputPort() 00064 { 00065 // Empty 00066 } 00067 00068 bool 00069 JackCoreMidiPhysicalOutputPort::SendPacketList(MIDIPacketList *packet_list) 00070 { 00071 OSStatus status = MIDISend(internal_output, endpoint, packet_list); 00072 bool result = status == noErr; 00073 if (! result) { 00074 WriteMacOSError("JackCoreMidiPhysicalOutputPort::SendPacketList", 00075 "MIDISend", status); 00076 } 00077 return result; 00078 }