137 lines
3.8 KiB
C++
137 lines
3.8 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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//
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// Copyright (C) 2002-2012 Werner Schweer
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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 version 2
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// as published by the Free Software Foundation and appearing in
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// the file LICENCE.GPL
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//=============================================================================
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#include "config.h"
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#include "preferences.h"
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#include "driver.h"
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#ifdef USE_JACK
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#include "jackaudio.h"
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#endif
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#ifdef USE_ALSA
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#include "alsa.h"
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#endif
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#ifdef USE_PORTAUDIO
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#include "pa.h"
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#endif
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namespace Ms {
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#ifdef USE_PULSEAUDIO
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extern Driver* getPulseAudioDriver(Seq*);
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#endif
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//---------------------------------------------------------
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// driverFactory
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// driver can be: jack alsa pulse portaudio
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//---------------------------------------------------------
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Driver* driverFactory(Seq* seq, QString driverName)
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{
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Driver* driver = 0;
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#if 1 // DEBUG: force "no audio"
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bool useJackFlag = (preferences.useJackAudio || preferences.useJackMidi);
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bool useAlsaFlag = preferences.useAlsaAudio;
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bool usePortaudioFlag = preferences.usePortaudioAudio;
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bool usePulseAudioFlag = preferences.usePulseAudio;
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if (!driverName.isEmpty()) {
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driverName = driverName.toLower();
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useJackFlag = false;
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useAlsaFlag = false;
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usePortaudioFlag = false;
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usePulseAudioFlag = false;
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if (driverName == "jack")
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useJackFlag = true;
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else if (driverName == "alsa")
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useAlsaFlag = true;
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else if (driverName == "pulse")
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usePulseAudioFlag = true;
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else if (driverName == "portaudio")
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usePortaudioFlag = true;
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}
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useALSA = false;
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useJACK = false;
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usePortaudio = false;
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usePulseAudio = false;
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#ifdef USE_PULSEAUDIO
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if (usePulseAudioFlag) {
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driver = getPulseAudioDriver(seq);
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if (!driver->init()) {
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qDebug("init PulseAudio failed");
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delete driver;
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driver = 0;
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}
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else
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usePulseAudio = true;
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}
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#else
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(void)usePulseAudioFlag; // avoid compiler warning
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#endif
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#ifdef USE_PORTAUDIO
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if (usePortaudioFlag) {
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driver = new Portaudio(seq);
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if (!driver->init()) {
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qDebug("init PortAudio failed");
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delete driver;
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driver = 0;
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}
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else
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usePortaudio = true;
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}
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#else
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(void)usePortaudioFlag; // avoid compiler warning
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#endif
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#ifdef USE_ALSA
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if (driver == 0 && useAlsaFlag) {
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driver = new AlsaAudio(seq);
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if (!driver->init()) {
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qDebug("init ALSA driver failed");
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delete driver;
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driver = 0;
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}
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else {
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useALSA = true;
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}
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}
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#else
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(void)useAlsaFlag; // avoid compiler warning
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#endif
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#ifdef USE_JACK
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if (useJackFlag) {
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useAlsaFlag = false;
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usePortaudioFlag = false;
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driver = new JackAudio(seq);
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if (!driver->init()) {
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qDebug("no JACK server found");
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delete driver;
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driver = 0;
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}
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else
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useJACK = true;
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}
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#else
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(void)useJackFlag; // avoid compiler warning
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#endif
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#endif
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if (driver == 0)
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qDebug("no audio driver found");
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return driver;
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}
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}
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