MuseScore/mscore/driver.cpp
Joachim Schmitz 5977488174 eliminating needless \n in qDebug() calls
searching for 'qDebug.*\\n\'
2014-03-25 14:59:32 +01:00

137 lines
3.8 KiB
C++

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