int PGE_MusPlayer::initAudio(int sampleRate, int allocateChannels, int bufferSize)
{
int ret=0;
sRate=sampleRate;
MIX_Timidity_addToPathList(QString(ApplicationPath+"/timidity/").toLocal8Bit().data());
if(isLoaded) Mix_CloseAudio();
ret = Mix_OpenAudio(sRate, AUDIO_S16, 2, bufferSize);
if(ret==-1) return ret;
Mix_AllocateChannels(allocateChannels);
// Reset the audio sample count and set the post mix callback
if (sampleCountMutex == NULL)
{
sampleCountMutex = SDL_CreateMutex();
}
// Reset music sample count
if (SDL_LockMutex(sampleCountMutex) == 0)
{
sCount = 0;
musSCount = 0;
Mix_SetPostMix(postMixCallback, NULL);
SDL_UnlockMutex(sampleCountMutex);
}
isLoaded = true;
return ret;
}
int main(int argc, char *argv[])
{
QApplication::addLibraryPath( "." );
QApplication::addLibraryPath( QFileInfo(QString::fromUtf8(argv[0])).dir().path() );
QApplication::addLibraryPath( QFileInfo(QString::fromLocal8Bit(argv[0])).dir().path() );
QApplication a(argc, argv);
QStringList args=a.arguments();
SingleApplication *as = new SingleApplication(args);
if(!as->shouldContinue())
{
QTextStream(stdout) << "SDL2 Mixer X Player already runned!\n";
delete as;
return 0;
}
#ifdef Q_OS_LINUX
a.setStyle("GTK");
#endif
if(SDL_Init(SDL_INIT_AUDIO)==-1)
error(SDL_GetError());
if(Mix_Init(MIX_INIT_FLAC | MIX_INIT_MP3 | MIX_INIT_OGG | MIX_INIT_MODPLUG )==-1)
error(Mix_GetError());
qDebug() << QString(a.applicationDirPath()+"/timidity/");
MIX_Timidity_addToPathList(QString(a.applicationDirPath()+"/timidity/").toLocal8Bit().data());
if(Mix_OpenAudio(44100, AUDIO_S16, 2, 4096)==-1)
error(Mix_GetError());
//Disallow auto-resetting MIDI properties (to allow manipulation with MIDI settings by functions)
MIX_SetLockMIDIArgs(1);
MainWindow w;
//Set acception of external file openings
w.connect(as, SIGNAL(openFile(QString)), &w, SLOT(openMusicByArg(QString)));
w.show();
if(a.arguments().size()>1)
w.openMusicByArg(a.arguments()[1]);
int result = a.exec();
delete as;
SDL_Quit();
return result;
}
void PGE_MusPlayer::setSampleRate(int sampleRate=44100)
{
sRate=sampleRate;
#ifdef USE_SDL_MIXER
qDebug() << "Set sample rate to:"<<sampleRate;
MIX_Timidity_addToPathList(QString(ApplicationPath+"/timidity/").toLocal8Bit().data());
if(Mix_OpenAudio(sRate, AUDIO_S16, 2, 4096)<0)
{
LogWarning(QString("Can't open audio: %1").arg(Mix_GetError()));
}
if(Mix_AllocateChannels(16)<0)
{
LogWarning(QString("Can't allocate channels: %1").arg(Mix_GetError()));
}
#endif
}
