mirror of
https://github.com/retro100/dosbox-wii.git
synced 2024-09-29 18:28:35 +02:00
93 lines
2.7 KiB
C
93 lines
2.7 KiB
C
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/*
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* Copyright (C) 2002-2003 The DOSBox Team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Library General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include <AudioUnit/AudioUnit.h>
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class MidiHandler_coreaudio : public MidiHandler {
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private:
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AudioUnit m_musicDevice;
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AudioUnit m_outputUnit;
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public:
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MidiHandler_coreaudio() : m_musicDevice(0), m_outputUnit(0) {}
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char * GetName(void) { return "coreaudio"; }
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bool Open(const char * conf) {
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int err;
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AudioUnitConnection auconnect;
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ComponentDescription compdesc;
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Component compid;
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if (m_outputUnit)
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return false;
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// Open the Music Device
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compdesc.componentType = kAudioUnitComponentType;
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compdesc.componentSubType = kAudioUnitSubType_MusicDevice;
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compdesc.componentManufacturer = kAudioUnitID_DLSSynth;
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compdesc.componentFlags = 0;
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compdesc.componentFlagsMask = 0;
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compid = FindNextComponent(NULL, &compdesc);
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m_musicDevice = (AudioUnit) OpenComponent(compid);
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// open the output unit
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m_outputUnit = (AudioUnit) OpenDefaultComponent(kAudioUnitComponentType, kAudioUnitSubType_Output);
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// connect the units
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auconnect.sourceAudioUnit = m_musicDevice;
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auconnect.sourceOutputNumber = 0;
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auconnect.destInputNumber = 0;
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err =
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AudioUnitSetProperty(m_outputUnit, kAudioUnitProperty_MakeConnection, kAudioUnitScope_Input, 0,
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(void *)&auconnect, sizeof(AudioUnitConnection));
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// initialize the units
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AudioUnitInitialize(m_musicDevice);
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AudioUnitInitialize(m_outputUnit);
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// start the output
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AudioOutputUnitStart(m_outputUnit);
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return true;
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}
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void Close(void) {
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if (m_outputUnit) {
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AudioOutputUnitStop(m_outputUnit);
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CloseComponent(m_outputUnit);
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m_outputUnit = 0;
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}
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if (m_musicDevice) {
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CloseComponent(m_musicDevice);
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m_musicDevice = 0;
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}
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}
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void PlayMsg(Bit32u msg) {
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MusicDeviceMIDIEvent(m_musicDevice,
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(msg & 0x000000FF),
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(msg & 0x0000FF00) >> 8,
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(msg & 0x00FF0000) >> 16,
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0);
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}
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void PlaySysex(Bit8u * sysex, Bitu len) {
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MusicDeviceSysEx(m_musicDevice, sysex, len);
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}
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};
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MidiHandler_coreaudio Midi_coreaudio;
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