// play a module using portaudio.
void play(DUH *duh) {
// init portaudio, redirecting stderr output temporarily; a lot of junk
// gets printed otherwise. this won't work on windows, but who cares?
int old_stderr = dup(2);
int new_stderr = open("/dev/null", O_WRONLY);
dup2(new_stderr, 2);
PaError err = Pa_Initialize();
close(new_stderr);
dup2(old_stderr, 2);
close(old_stderr);
if (err != paNoError)
die("could not init PortAudio: %s\n", Pa_GetErrorText(err));
atexit(&pa_terminate);
// get default device info
PaDeviceIndex index = Pa_GetDefaultOutputDevice();
if (index == paNoDevice)
die("could not get default output device\n");
callback_data cd;
const PaDeviceInfo *dev = Pa_GetDeviceInfo(index);
cd.sample_rate = dev->defaultSampleRate;
cd.delta = 65536.0f / cd.sample_rate;
// open and start output stream
PaStream *stream;
cd.sr = duh_start_sigrenderer(duh, 0, channels, 0);
err = Pa_OpenDefaultStream(&stream, 0, channels, paInt16,
dev->defaultSampleRate, paFramesPerBufferUnspecified,
callback, &cd);
if (err != paNoError) {
duh_end_sigrenderer(cd.sr);
unload_duh(duh);
die("could not open default stream: %s\n",
Pa_GetErrorText(err));
}
if ((err = Pa_StartStream(stream)) != paNoError) {
duh_end_sigrenderer(cd.sr);
unload_duh(duh);
die("could not start stream: %s\n", Pa_GetErrorText(err));
}
init_sigrenderer(cd.sr);
// play
while (Pa_IsStreamActive(stream) == 1)
Pa_Sleep(100);
// clean up
Pa_CloseStream(stream);
duh_end_sigrenderer(cd.sr);
}
void dumb_source_close(audio_source *src) {
dumb_source *local = source_get_userdata(src);
duh_end_sigrenderer(local->renderer);
unload_duh(local->data);
free(local);
DEBUG("Libdumb Source: Closed.");
}
bool DeInit(void* context)
{
DumbContext* dumb = (DumbContext*)context;
duh_end_sigrenderer(dumb->sr);
unload_duh(dumb->module);
delete dumb;
return true;
}
void al_stop_duh(AL_DUH_PLAYER *dp)
{
if (dp) {
if (dp->sigrenderer) {
duh_end_sigrenderer(dp->sigrenderer);
stop_audio_stream(dp->stream);
}
free(dp);
}
}
void Tracker_Stop(void)
{
if(bTracker_Initialized == false || playing == false)
return;
if(!trackmod || !sr)
return;
playing = false; // Not playing the song anymore to prevent Tracker_Update
Con_Printf("Stopping %s\n", name); // Just print that we are stopping whatever track
duh_end_sigrenderer(sr); // Stop the renderer safely
unload_duh(trackmod); // Unload the song!
}
// -----------------------------------------------------------------------------
// Closes and unloads any currently open mod
// -----------------------------------------------------------------------------
void ModMusic::close()
{
if (dumb_player_ != nullptr)
{
duh_end_sigrenderer(dumb_player_);
dumb_player_ = nullptr;
}
if (dumb_module_ != nullptr)
{
unload_duh(dumb_module_);
dumb_module_ = nullptr;
}
}
void seek(int patnum)
{
if ((!done) && (duhPlayer)) {
al_stop_duh(duhPlayer);
done = 0;
DUH_SIGRENDERER *sr = dumb_it_start_at_order(tune, 2, patnum);
duhPlayer = al_duh_encapsulate_sigrenderer(sr, VOLUME_TO_DUMB_VOL(vol), 8192, 22050);
if (!duhPlayer)
duh_end_sigrenderer(sr);
else
al_duh_set_loop(duhPlayer, repeat);
}
}
/* ModMusic::close
* Closes and unloads any currently open mod
*******************************************************************/
void ModMusic::close()
{
if (dumb_player != NULL)
{
duh_end_sigrenderer(dumb_player);
dumb_player = NULL;
}
if (dumb_module != NULL)
{
unload_duh(dumb_module);
dumb_module = NULL;
}
}
/* Destroy the specified player. */
void dumba5_destroy_player(DUMBA5_PLAYER * pp)
{
if(pp)
{
al_destroy_thread(pp->thread);
al_destroy_mutex(pp->mutex);
if(pp->sigrenderer)
{
duh_end_sigrenderer(pp->sigrenderer);
// al_drain_stream(dp->stream);
al_destroy_audio_stream(pp->stream);
}
free(pp);
}
}
static void
cdumb_free (DB_fileinfo_t *_info) {
trace ("cdumb_free %p\n", _info);
dumb_info_t *info = (dumb_info_t *)_info;
if (info) {
if (info->renderer) {
duh_end_sigrenderer (info->renderer);
info->renderer = NULL;
}
if (info->duh) {
unload_duh (info->duh);
info->duh = NULL;
}
free (info);
}
}
bool MODDecoder::Close(CFErrorRef */*error*/)
{
if(!IsOpen()) {
log4cxx::LoggerPtr logger = log4cxx::Logger::getLogger("org.sbooth.AudioEngine.AudioDecoder.MOD");
LOG4CXX_WARN(logger, "Close() called on an AudioDecoder that hasn't been opened");
return true;
}
if(dsr)
duh_end_sigrenderer(dsr), dsr = NULL;
if(duh)
unload_duh(duh), duh = NULL;
if(df)
dumbfile_close(df), df = NULL;
mIsOpen = false;
return true;
}
static int
cdumb_startrenderer (DB_fileinfo_t *_info) {
dumb_info_t *info = (dumb_info_t *)_info;
// reopen
if (info->renderer) {
duh_end_sigrenderer (info->renderer);
info->renderer = NULL;
}
info->renderer = duh_start_sigrenderer (info->duh, 0, 2, 0);
if (!info->renderer) {
return -1;
}
DUMB_IT_SIGRENDERER *itsr = duh_get_it_sigrenderer (info->renderer);
dumb_it_set_loop_callback (itsr, &dumb_it_callback_terminate, NULL);
int q = conf_resampling_quality;
if (q < 0) {
q = 0;
}
else if (q >= DUMB_RQ_N_LEVELS) {
q = DUMB_RQ_N_LEVELS - 1;
}
dumb_it_set_resampling_quality (itsr, q);
dumb_it_set_xm_speed_zero_callback (itsr, &dumb_it_callback_terminate, NULL);
dumb_it_set_global_volume_zero_callback (itsr, &dumb_it_callback_terminate, NULL);
int rq = conf_ramping_style;
if (rq < 0) {
rq = 0;
}
else if (rq > 2) {
rq = 2;
}
dumb_it_set_ramp_style(itsr, rq);
dumb_it_sr_set_global_volume (itsr, conf_global_volume);
return 0;
}
int al_poll_duh(AL_DUH_PLAYER *dp)
{
unsigned short *sptr;
long n;
long size;
int n_channels;
if (!dp || !dp->sigrenderer)
return 1;
if (!(dp->flags & ADP_PLAYING))
return 0;
sptr = get_audio_stream_buffer(dp->stream);
if (!sptr)
return 0;
n = duh_render(dp->sigrenderer, 16, 1, dp->volume, 65536.0 / dp->freq, dp->bufsize, sptr);
if (n == 0) {
if (++dp->silentcount >= 2) {
duh_end_sigrenderer(dp->sigrenderer);
free_audio_stream_buffer(dp->stream);
stop_audio_stream(dp->stream);
dp->sigrenderer = NULL;
return 1;
}
}
n_channels = duh_sigrenderer_get_n_channels(dp->sigrenderer);
n *= n_channels;
size = dp->bufsize * n_channels;
for (; n < size; n++)
sptr[n] = 0x8000;
free_audio_stream_buffer(dp->stream);
return 0;
}
void dumba5_stop_duh(DUMBA5_PLAYER * dp)
{
if(dp)
{
al_destroy_thread(dp->thread);
if(dp->sigrenderer)
{
duh_end_sigrenderer(dp->sigrenderer);
// al_drain_stream(dp->stream);
al_destroy_audio_stream(dp->stream);
}
free(dp);
/* if we are using the internal DUH, free it automatically,
you are responsible for freeing your own DUHs */
if(dumba5_duh)
{
unload_duh(dumba5_duh);
dumba5_duh = NULL;
}
}
}
/* DEPRECATED */
void duh_end_renderer(DUH_SIGRENDERER *dr)
{
duh_end_sigrenderer(dr);
}
void * dumba5_update_thread(ALLEGRO_THREAD * thread, void * arg)
{
DUMBA5_PLAYER * dp = (DUMBA5_PLAYER *)arg;
ALLEGRO_EVENT_QUEUE * queue;
unsigned short *fragment;
long n;
long size;
int n_channels;
queue = al_create_event_queue();
al_register_event_source(queue, al_get_audio_stream_event_source(dp->stream));
while(1)
{
ALLEGRO_EVENT event;
al_wait_for_event(queue, &event);
if(event.type == ALLEGRO_EVENT_AUDIO_STREAM_FRAGMENT)
{
fragment = (unsigned short *)al_get_audio_stream_fragment(dp->stream);
if(!fragment)
{
return NULL;
}
n = duh_render(dp->sigrenderer, 16, 0, dp->volume, 65536.0 / dp->freq, dp->bufsize, fragment);
if (n == 0)
{
if (++dp->silentcount >= 2)
{
duh_end_sigrenderer(dp->sigrenderer);
if(!al_set_audio_stream_fragment(dp->stream, fragment))
{
}
al_destroy_audio_stream(dp->stream);
dp->sigrenderer = NULL;
return NULL;
}
}
n_channels = duh_sigrenderer_get_n_channels(dp->sigrenderer);
n *= n_channels;
size = dp->bufsize * n_channels;
for (; n < size; n++)
{
fragment[n] = 0x8000;
}
if(!al_set_audio_stream_fragment(dp->stream, fragment))
{
}
}
if(al_get_thread_should_stop(thread))
{
break;
}
}
al_destroy_event_queue(queue);
return NULL;
}
int main(int argc, char *argv[]) {
int retcode = 1;
int nerrors = 0;
streamer_t streamer;
memset(&streamer, 0, sizeof(streamer_t));
// Signal handlers
signal(SIGINT, sig_fn);
signal(SIGTERM, sig_fn);
// Initialize SDL2
if (SDL_Init(SDL_INIT_AUDIO) != 0) {
fprintf(stderr, "%s\n", SDL_GetError());
return 1;
}
// Defaults
streamer.freq = 44100;
streamer.n_channels = 2;
streamer.bits = 16;
streamer.volume = 1.0f;
streamer.quality = DUMB_RQ_CUBIC;
// commandline argument parser options
struct arg_lit *arg_help =
arg_lit0("h", "help", "print this help and exits");
struct arg_dbl *arg_volume =
arg_dbl0("v", "volume", "<volume",
"sets the output volume (-8.0 to +8.0, default 1.0)");
struct arg_int *arg_samplerate = arg_int0(
"s", "samplerate", "<freq>", "sets the sampling rate (default 44100)");
struct arg_int *arg_quality = arg_int0(
"r", "quality", "<quality>", "specify the resampling quality to use");
struct arg_lit *arg_mono =
arg_lit0("m", "mono", "generate mono output instead of stereo");
struct arg_lit *arg_eight =
arg_lit0("8", "eight", "generate 8-bit instead of 16-bit");
struct arg_lit *arg_noprogress =
arg_lit0("n", "noprogress", "hide progress bar");
struct arg_file *arg_output =
arg_file0("o", "output", "<file>", "output file");
struct arg_file *arg_input =
arg_file1(NULL, NULL, "<file>", "input module file");
struct arg_end *arg_fend = arg_end(20);
void *argtable[] = {arg_help, arg_input, arg_volume,
arg_samplerate, arg_quality, arg_mono,
arg_eight, arg_noprogress, arg_fend};
const char *progname = "dumbplay";
// Make sure everything got allocated
if (arg_nullcheck(argtable) != 0) {
fprintf(stderr, "%s: insufficient memory\n", progname);
goto exit_0;
}
// Parse inputs
nerrors = arg_parse(argc, argv, argtable);
// Handle help
if (arg_help->count > 0) {
fprintf(stderr, "Usage: %s", progname);
arg_print_syntax(stderr, argtable, "\n");
fprintf(stderr, "\nArguments:\n");
arg_print_glossary(stderr, argtable, "%-25s %s\n");
goto exit_0;
}
// Handle libargtable errors
if (nerrors > 0) {
arg_print_errors(stderr, arg_fend, progname);
fprintf(stderr, "Try '%s --help' for more information.\n", progname);
goto exit_0;
}
// Handle the switch options
streamer.input = arg_input->filename[0];
if (arg_eight->count > 0) {
streamer.bits = 8;
}
if (arg_mono->count > 0) {
streamer.n_channels = 1;
}
if (arg_noprogress->count > 0) {
streamer.no_progress = true;
}
if (arg_volume->count > 0) {
streamer.volume = arg_volume->dval[0];
if (streamer.volume < -8.0f || streamer.volume > 8.0f) {
fprintf(stderr, "Volume must be between -8.0f and 8.0f.\n");
goto exit_0;
}
}
if (arg_samplerate->count > 0) {
streamer.freq = arg_samplerate->ival[0];
if (streamer.freq < 1 || streamer.freq > 96000) {
fprintf(stderr, "Sampling rate must be between 1 and 96000.\n");
goto exit_0;
}
}
if (arg_quality->count > 0) {
streamer.quality = arg_quality->ival[0];
if (streamer.quality < 0 || streamer.quality >= DUMB_RQ_N_LEVELS) {
fprintf(stderr, "Quality must be between %d and %d.\n", 0,
DUMB_RQ_N_LEVELS - 1);
goto exit_0;
}
}
// Load source file.
dumb_register_stdfiles();
streamer.src = dumb_load_any(streamer.input, 0, 0);
if (!streamer.src) {
fprintf(stderr, "Unable to load file %s for playback!\n",
streamer.input);
goto exit_0;
}
// Set up playback
streamer.renderer =
duh_start_sigrenderer(streamer.src, 0, streamer.n_channels, 0);
streamer.delta = 65536.0f / streamer.freq;
streamer.sbytes = (streamer.bits / 8) * streamer.n_channels;
streamer.ssize = duh_get_length(streamer.src);
// Stop producing samples on module end
DUMB_IT_SIGRENDERER *itsr = duh_get_it_sigrenderer(streamer.renderer);
dumb_it_set_loop_callback(itsr, &dumb_it_callback_terminate, NULL);
dumb_it_set_xm_speed_zero_callback(itsr, &dumb_it_callback_terminate, NULL);
dumb_it_set_resampling_quality(itsr, streamer.quality);
// Set up the SDL2 format we want for playback.
SDL_AudioSpec want;
SDL_zero(want);
want.freq = streamer.freq;
want.format = (streamer.bits == 16) ? AUDIO_S16 : AUDIO_S8;
want.channels = streamer.n_channels;
want.samples = SAMPLES;
want.callback = stream_audio;
want.userdata = &streamer;
// Find SDL2 audio device, and request the format we just set up.
// SDL2 will tell us what we got in the "have" struct.
SDL_AudioSpec have;
streamer.dev = SDL_OpenAudioDevice(NULL, 0, &want, &have, 0);
if (streamer.dev == 0) {
fprintf(stderr, "%s\n", SDL_GetError());
goto exit_1;
}
// Make sure we got the format we wanted. If not, stop here.
if (have.format != want.format) {
fprintf(stderr, "Could not get correct playback format.\n");
goto exit_2;
}
// Play file
SDL_PauseAudioDevice(streamer.dev, 0);
// Show initial state of the progress bar (if it is enabled)
int time_start = SDL_GetTicks();
float seek = 0.0f;
int ms_played = 0;
if (!streamer.no_progress) {
show_progress(PROGRESSBAR_LENGTH, seek, ms_played);
}
// Loop while dumb is still giving data. Update progressbar if enabled.
while (!stop_signal && !streamer.ended) {
if (!streamer.no_progress) {
seek = ((float)streamer.spos) / ((float)streamer.ssize);
ms_played = SDL_GetTicks() - time_start;
show_progress(PROGRESSBAR_LENGTH, seek, ms_played);
}
SDL_Delay(100);
}
// We made it this far without crashing, so let's just exit with no error :)
retcode = 0;
// Free up resources and exit.
if (streamer.sig_samples) {
destroy_sample_buffer(streamer.sig_samples);
}
exit_2:
SDL_CloseAudioDevice(streamer.dev);
exit_1:
if (streamer.renderer) {
duh_end_sigrenderer(streamer.renderer);
}
if (streamer.src) {
unload_duh(streamer.src);
}
exit_0:
arg_freetable(argtable, sizeof(argtable) / sizeof(argtable[0]));
SDL_Quit();
return retcode;
}
