static int
actual_portaudio_initialize (DenemoPrefs * config)
{
sample_rate = config->portaudio_sample_rate;
#ifdef _HAVE_FLUIDSYNTH_
g_message ("Initializing Fluidsynth");
if (fluidsynth_init (config, sample_rate))
{
g_warning ("Initializing Fluidsynth FAILED!");
return -1;
}
#endif
#ifdef _HAVE_RUBBERBAND_
g_message ("Initializing Rubberband");
if (rubberband_init (config))
{
g_warning ("Initializing Rubberband FAILED!");
return -1;
}
#endif
g_unlink (recorded_audio_filename ());
g_message ("Initializing PortAudio backend");
g_info("PortAudio version: %s", Pa_GetVersionText());
PaStreamParameters output_parameters;
PaError err;
err = Pa_Initialize ();
if (err != paNoError)
{
g_warning ("Initializing PortAudio failed");
return -1;
}
output_parameters.device = get_portaudio_device_index (config->portaudio_device->str);
if (output_parameters.device == paNoDevice)
{
output_parameters.device = get_portaudio_device_index ("default");
if (output_parameters.device == paNoDevice)
{
g_warning("No PortAudio device %s and no default either.", config->portaudio_device->str);
return -1;
}
}
PaDeviceInfo const *info = Pa_GetDeviceInfo (output_parameters.device);
if (!info)
{
g_warning ("Invalid device '%s'", config->portaudio_device->str);
return -1;
}
char const *api_name = Pa_GetHostApiInfo (info->hostApi)->name;
g_message ("Opening output device '%s: %s'", api_name, info->name);
output_parameters.channelCount = 2;
output_parameters.sampleFormat = paFloat32 | paNonInterleaved;
output_parameters.suggestedLatency = Pa_GetDeviceInfo (output_parameters.device)->defaultLowOutputLatency;
output_parameters.hostApiSpecificStreamInfo = NULL;
err = Pa_OpenStream (&stream, NULL, &output_parameters, config->portaudio_sample_rate, config->portaudio_period_size, paNoFlag /* make this a pref??? paClipOff */ , stream_callback, NULL);
if (err != paNoError)
{
g_warning ("Couldn't open output stream");
return -1;
}
err = Pa_StartStream (stream);
if (err != paNoError)
{
g_warning ("Couldn't start output stream");
return -1;
}
return 0;
}
/* Initialize the music players with a certain desired audio format */
int open_music(SDL_AudioSpec *mixer)
{
#ifdef WAV_MUSIC
if ( WAVStream_Init(mixer) == 0 ) {
add_music_decoder("WAVE");
}
#endif
#ifdef MODPLUG_MUSIC
if ( modplug_init(mixer) == 0 ) {
add_music_decoder("MODPLUG");
}
#endif
#ifdef MOD_MUSIC
if ( MOD_init(mixer) == 0 ) {
add_music_decoder("MIKMOD");
}
#endif
#ifdef MID_MUSIC
#ifdef USE_TIMIDITY_MIDI
samplesize = mixer->size / mixer->samples;
if ( Timidity_Init(mixer->freq, mixer->format,
mixer->channels, mixer->samples) == 0 ) {
timidity_ok = 1;
add_music_decoder("TIMIDITY");
} else {
timidity_ok = 0;
}
#endif
#ifdef USE_FLUIDSYNTH_MIDI
if ( fluidsynth_init(mixer) == 0 ) {
fluidsynth_ok = 1;
add_music_decoder("FLUIDSYNTH");
} else {
fluidsynth_ok = 0;
}
#endif
#ifdef USE_NATIVE_MIDI
#ifdef USE_FLUIDSYNTH_MIDI
native_midi_ok = !fluidsynth_ok;
if ( native_midi_ok )
#endif
#ifdef USE_TIMIDITY_MIDI
native_midi_ok = !timidity_ok;
if ( !native_midi_ok ) {
native_midi_ok = (getenv("SDL_NATIVE_MUSIC") != NULL);
}
if ( native_midi_ok )
#endif
native_midi_ok = native_midi_detect();
if ( native_midi_ok )
add_music_decoder("NATIVEMIDI");
#endif
#endif
#ifdef OGG_MUSIC
if ( OGG_init(mixer) == 0 ) {
add_music_decoder("OGG");
}
#endif
#ifdef FLAC_MUSIC
if ( FLAC_init(mixer) == 0 ) {
add_music_decoder("FLAC");
}
#endif
#if defined(MP3_MUSIC) || defined(MP3_MAD_MUSIC)
/* Keep a copy of the mixer */
used_mixer = *mixer;
add_music_decoder("MP3");
#endif
music_playing = NULL;
music_stopped = 0;
Mix_VolumeMusic(SDL_MIX_MAXVOLUME);
/* Calculate the number of ms for each callback */
ms_per_step = (int) (((float)mixer->samples * 1000.0) / mixer->freq);
return(0);
}
