/*
* Re-opens device with read-mode and starts recording (half-duplex).
* Returns the DMA buffer size if successful.
*/
static int
sndio_rec_start(int rate, int bits, int stereo)
{
sndio_save_bits = _sound_bits;
sndio_save_stereo = _sound_stereo;
sndio_save_freq = _sound_freq;
_unix_bg_man->unregister_func(sndio_update);
if (hdl != NULL)
sio_close(hdl);
hdl = NULL;
_sound_bits = bits;
_sound_stereo = stereo;
_sound_freq = rate;
if (open_sndio_device(1) != 0)
return 0;
sndio_volume = 127;
sio_onvol(hdl, volcb, NULL);
if (!sio_start(hdl)) {
ustrzcpy(allegro_error, ALLEGRO_ERROR_SIZE,
get_config_text("Can not start sndio for recording"));
sio_close(hdl);
return 0;
}
return sndio_rec_bufsize;
}
/* Stops recording and switches the device back to the original mode. */
static void
sndio_rec_stop(void)
{
if (hdl != NULL)
sio_close(hdl);
hdl = NULL;
_sound_bits = sndio_save_bits;
_sound_stereo = sndio_save_stereo;
_sound_freq = sndio_save_freq;
if (open_sndio_device(0) != 0)
return;
sndio_realpos = sndio_playpos = 0;
sio_onmove(hdl, movecb, NULL);
sndio_volume = 127;
sio_onvol(hdl, volcb, NULL);
if (!sio_start(hdl)) {
ustrzcpy(allegro_error, ALLEGRO_ERROR_SIZE,
get_config_text("Can not start sndio"));
sio_close(hdl);
return;
}
_unix_bg_man->register_func(sndio_update);
}
void
siofile_start(struct file *file, void (*cb)(void *, int), void *arg)
{
struct siofile *f = (struct siofile *)file;
if (!sio_start(f->hdl)) {
#ifdef DEBUG
dbg_puts(f->file.name);
dbg_puts(": failed to start device\n");
#endif
file_close(file);
return;
}
f->started = 1;
f->wtickets = f->bufsz * f->wbpf;
f->rtickets = 0;
#ifdef DEBUG
f->wtime = file_wtime;
f->utime = file_utime;
if (debug_level >= 3) {
file_dbg(&f->file);
dbg_puts(": started\n");
}
#endif
f->onmove = cb;
f->arg = arg;
}
static void *
read_thread(void *dp)
{
sndio_in_driver *d = dp;
struct pollfd pfd;
int size, ret, off, nfds;
if (!sio_start(d->hdl)) {
error_error("could not start sndio");
goto done;
}
while (d->read_trun) {
nfds = sio_pollfd(d->hdl, &pfd, POLLIN);
poll(&pfd, nfds, -1);
if (sio_revents(d->hdl, &pfd) & POLLIN) {
size = d->par.rchan * d->par.bps * d->bufsize;
off = 0;
while (size > 0) {
ret = sio_read(d->hdl, d->sndbuf + off, size);
off += ret;
size -= ret;
}
sample_editor_sampled(d->sndbuf, d->bufsize,
d->par.rate, d->mf);
}
}
done:
pthread_exit(NULL);
return NULL;
}
unsigned long open_audio(unsigned long f, int s)
{
struct sio_par par;
int buf_max;
hdl = sio_open(NULL, SIO_PLAY, 0);
if (hdl == NULL)
end_all("Error opening audio device");
realpos = 0;
sio_onmove(hdl, movecb, NULL);
sio_initpar(&par);
if (f)
par.rate = f;
par.pchan = 2;
if (!sio_setpar(hdl, &par) || !sio_getpar(hdl, &par) || !sio_start(hdl) ||
(par.bits != 8 && par.bits != 16) || par.pchan > 2)
end_all("Sorry, no audio format supported by this binary is available");
buf_max = par.appbufsz * par.bps * par.pchan;
current_freq = par.rate;
stereo = par.pchan == 2 ? 1 : 0;
dsp_samplesize = par.bits;
dsize = par.bps;
buffer = malloc(buf_max);
buffer16 = (short *)buffer;
idx = 0;
samples_max = buf_max / dsize / par.pchan;
set_watched_scalar(FREQUENCY, current_freq);
total = 0;
return current_freq;
}
void
dev_sio_start(struct dev *d)
{
if (!sio_start(d->sio.hdl)) {
if (log_level >= 1) {
dev_log(d);
log_puts(": failed to start device\n");
}
return;
}
if (d->mode & MODE_PLAY) {
d->sio.cstate = DEV_SIO_CYCLE;
d->sio.todo = 0;
} else {
d->sio.cstate = DEV_SIO_READ;
d->sio.todo = d->round * d->rchan * d->par.bps;
}
#ifdef DEBUG
d->sio.pused = 0;
d->sio.rused = 0;
d->sio.sum_utime = 0;
d->sio.sum_wtime = 0;
d->sio.wtime = file_wtime;
d->sio.utime = file_utime;
if (log_level >= 3) {
dev_log(d);
log_puts(": started\n");
}
#endif
timo_add(&d->sio.watchdog, WATCHDOG_USEC);
}
bool CAESinkSNDIO::Initialize(AEAudioFormat &format, std::string &device)
{
if ((m_hdl = sio_open(SIO_DEVANY, SIO_PLAY, 0)) == nullptr)
{
CLog::Log(LOGERROR, "CAESinkSNDIO::Initialize - Failed to open device");
return false;
}
AudioFormatToPar(format);
if (!sio_setpar(m_hdl, &m_par) ||
!sio_getpar(m_hdl, &m_par) ||
!ParToAudioFormat(format))
{
CLog::Log(LOGERROR, "CAESinkSNDIO::Initialize - could not negotiate parameters");
return false;
}
m_played = m_written = 0;
sio_onmove(m_hdl, CAESinkSNDIO::OnmoveCb, this);
if (!sio_start(m_hdl))
{
CLog::Log(LOGERROR, "CAESinkSNDIO::Initialize - sio_start failed");
return false;
}
return true;
}
static int sndio_unpause(void)
{
if (sndio_paused) {
if (!sio_start(hdl))
return -OP_ERROR_INTERNAL;
sndio_paused = 0;
}
return OP_ERROR_SUCCESS;
}
void CAESinkSNDIO::Drain()
{
if(!m_hdl)
return;
if (!sio_stop(m_hdl) || !sio_start(m_hdl))
CLog::Log(LOGERROR, "CAESinkSNDIO::Drain - failed");
m_written = m_played = 0;
}
/*
* stop playing and empty buffers (for seeking/pause)
*/
static void reset(struct ao *ao)
{
struct priv *p = ao->priv;
if (!sio_stop(p->hdl))
MP_ERR(ao, "reset: couldn't stop\n");
p->delay = 0;
if (!sio_start(p->hdl))
MP_ERR(ao, "reset: couldn't start\n");
}
static int sndio_set_sf(sample_format_t sf)
{
struct sio_par apar;
sndio_sf = sf;
sio_initpar(&par);
par.pchan = sf_get_channels(sndio_sf);
par.rate = sf_get_rate(sndio_sf);
sndio_paused = 0;
if (sf_get_signed(sndio_sf))
par.sig = 1;
else
par.sig = 0;
if (sf_get_bigendian(sndio_sf))
par.le = 0;
else
par.le = 1;
switch (sf_get_bits(sndio_sf)) {
case 16:
par.bits = 16;
break;
case 8:
par.bits = 8;
break;
default:
return -OP_ERROR_SAMPLE_FORMAT;
}
par.appbufsz = par.rate * 300 / 1000;
apar = par;
if (!sio_setpar(hdl, &par))
return -OP_ERROR_INTERNAL;
if (!sio_getpar(hdl, &par))
return -OP_ERROR_INTERNAL;
if (apar.rate != par.rate || apar.pchan != par.pchan ||
apar.bits != par.bits || (par.bits > 8 && apar.le != par.le) ||
apar.sig != par.sig)
return -OP_ERROR_INTERNAL;
sndio_mixer_set_volume(sndio_volume, sndio_volume);
if (!sio_start(hdl))
return -OP_ERROR_INTERNAL;
return OP_ERROR_SUCCESS;
}
static int open_output(void)
{
static struct sio_par par, newpar;
sndio_ctx = sio_open(NULL, SIO_PLAY, 0);
if (sndio_ctx == NULL) {
ctl->cmsg(CMSG_ERROR, VERB_NORMAL, "sio_open() failed");
return -1;
}
sio_initpar(&par);
par.sig = 1;
par.pchan = (dpm.encoding & PE_MONO) ? 1 : 2;
par.le = SIO_LE_NATIVE;
par.rate = dpm.rate;
if (dpm.encoding & PE_24BIT) {
par.bits = 24;
par.bps = 3;
} else if (dpm.encoding & PE_16BIT) {
par.bits = 16;
par.bps = 2;
} else {
par.bits = 8;
par.bps = 1;
}
if (!sio_setpar(sndio_ctx, &par)) {
ctl->cmsg(CMSG_ERROR, VERB_NORMAL, "sio_setpar() failed");
return -1;
}
if (sio_getpar(sndio_ctx, &newpar) == 0) {
ctl->cmsg(CMSG_ERROR, VERB_NORMAL, "sio_getpar() failed");
return -1;
}
if (newpar.sig != par.sig ||
newpar.le != par.le ||
newpar.pchan != par.pchan ||
newpar.bits != par.bits ||
newpar.bps != par.bps ||
newpar.rate * 1000 > par.rate * 1005 ||
newpar.rate * 1000 < par.rate * 995) {
ctl->cmsg(CMSG_ERROR, VERB_NORMAL, "couldn't set output play parameters");
return -1;
}
if (!sio_start(sndio_ctx)) {
ctl->cmsg(CMSG_ERROR, VERB_NORMAL, "sio_start() failed");
return -1;
}
return 0;
}
int
audio_init(int argc, char *argv[])
{
int rate_set = 0;
int use_audio = 1;
prog = argv[0];
argc = getargs("OpenBSD Audio",argc, argv,
"r", "%d", &rate_set, "Sample rate",
"a", NULL, &use_audio, "Audio enable",
NULL);
if (help_only)
return argc;
if (rate_set)
samp_rate = rate_set;
if (!use_audio)
return argc;
audio_open();
sio_initpar(&par);
par.bits = 16;
par.sig = 1;
par.rate = samp_rate;
par.pchan = 1;
if (!sio_setpar(hdl, &par) || !sio_getpar(hdl, &par))
{
fprintf(stderr, "error setting sndio parameters\n");
hdl = NULL;
}
else
{
if (par.bits != 16 || par.sig != 1 || par.pchan != 1 || par.rate != samp_rate)
{
fprintf(stderr, "returned incorrect sndio parameters\n");
hdl = NULL;
}
}
if (hdl && !sio_start(hdl))
{
fprintf(stderr, "error starting sndio\n");
hdl = NULL;
}
return argc;
}
static void
sndio_play (int argc, char *argv [])
{ struct sio_hdl *hdl ;
struct sio_par par ;
short buffer [BUFFER_LEN] ;
SNDFILE *sndfile ;
SF_INFO sfinfo ;
int k, readcount ;
for (k = 1 ; k < argc ; k++)
{ printf ("Playing %s\n", argv [k]) ;
if (! (sndfile = sf_open (argv [k], SFM_READ, &sfinfo)))
{ puts (sf_strerror (NULL)) ;
continue ;
} ;
if (sfinfo.channels < 1 || sfinfo.channels > 2)
{ printf ("Error : channels = %d.\n", sfinfo.channels) ;
continue ;
} ;
if ((hdl = sio_open (NULL, SIO_PLAY, 0)) == NULL)
{ fprintf (stderr, "open sndio device failed") ;
return ;
} ;
sio_initpar (&par) ;
par.rate = sfinfo.samplerate ;
par.pchan = sfinfo.channels ;
par.bits = 16 ;
par.sig = 1 ;
par.le = SIO_LE_NATIVE ;
if (! sio_setpar (hdl, &par) || ! sio_getpar (hdl, &par))
{ fprintf (stderr, "set sndio params failed") ;
return ;
} ;
if (! sio_start (hdl))
{ fprintf (stderr, "sndio start failed") ;
return ;
} ;
while ((readcount = sf_read_short (sndfile, buffer, BUFFER_LEN)))
sio_write (hdl, buffer, readcount * sizeof (short)) ;
sio_close (hdl) ;
} ;
return ;
} /* sndio_play */
int
SndioSink::setAudioConfiguration(const AudioConfiguration* config)
{
d->config = *config;
if (d->valid)
sio_stop(d->hdl);
sio_initpar(&d->par);
if (config->sample_width < 0) {
d->par.bits = 16;
d->par.sig = 1;
} else {
d->par.bits = config->sample_width;
if (d->par.bits == 8)
d->par.sig = 0;
else
d->par.sig = 1;
}
d->par.pchan = config->channels;
d->par.rate = config->sample_rate;
if (!sio_setpar(d->hdl, &d->par)) {
d->valid = false;
return -1;
}
if (!sio_getpar(d->hdl, &d->par)) {
d->valid = false;
return -1;
}
d->config.sample_width = d->par.bits;
d->config.sample_rate = d->par.rate;
d->config.channels = d->par.pchan;
if (d->config.channels <= 2)
d->config.channel_config = MonoStereo;
if (!sio_start(d->hdl)) {
std::cerr << "akode: could not restart sndio device\n";
d->valid = false;
return -1;
}
if (d->config == *config)
return 0;
else
return 1;
}
static int
init (struct xmp_context *ctx)
{
struct sio_par par, askpar;
struct xmp_options *opt = &ctx->o;
hdl = sio_open (NULL, SIO_PLAY, 0);
if (hdl == NULL) {
fprintf (stderr, "%s: failed to open audio device\n",
__func__);
return XMP_ERR_DINIT;
}
sio_initpar (&par);
par.pchan = opt->outfmt & XMP_FMT_MONO ? 1 : 2;
par.rate = opt->freq;
par.bits = opt->resol;
par.sig = opt->resol > 8 ? 1 : 0;
par.le = SIO_LE_NATIVE;
par.appbufsz = par.rate / 4;
askpar = par;
if (!sio_setpar (hdl, &par) || !sio_getpar (hdl, &par)) {
fprintf (stderr, "%s: failed to set parameters\n", __func__);
goto error;
}
if ((par.bits == 16 && par.le != askpar.le) ||
par.bits != askpar.bits ||
par.sig != askpar.sig ||
par.pchan != askpar.pchan ||
((par.rate * 1000 < askpar.rate * 995) ||
(par.rate * 1000 > askpar.rate * 1005))) {
fprintf (stderr, "%s: parameters not supported\n", __func__);
goto error;
}
if (!sio_start (hdl)) {
fprintf (stderr, "%s: failed to start audio device\n",
__func__);
goto error;
}
return xmp_smix_on (ctx);
error:
sio_close (hdl);
return XMP_ERR_DINIT;
}
/*
* stop playing and empty buffers (for seeking/pause)
*/
static void reset(struct ao *ao)
{
struct priv *p = ao->priv;
if (p->playing) {
MP_WARN(ao, "Blocking until remaining audio is played... (sndio design bug).\n");
p->playing = false;
if (!sio_stop(p->hdl))
MP_ERR(ao, "reset: couldn't stop\n");
p->delay = 0;
if (!sio_start(p->hdl))
MP_ERR(ao, "reset: couldn't start\n");
}
}
int
sa_stream_open(sa_stream_t *s)
{
struct sio_hdl *handle;
struct sio_par par;
if (s == NULL)
return SA_ERROR_NO_INIT;
if (s->handle != NULL)
return SA_ERROR_INVALID;
handle = sio_open(NULL, SIO_PLAY, 0);
if (handle == NULL)
return SA_ERROR_NO_DEVICE;
sio_initpar(&par);
par.bits = s->format;
par.le = SIO_LE_NATIVE;
par.pchan = s->channels;
par.rate = s->rate;
par.sig = 1;
if (!sio_setpar(handle, &par) || !sio_getpar(handle, &par)) {
sio_close(handle);
return SA_ERROR_NOT_SUPPORTED;
}
if (par.bits != s->format || par.le != SIO_LE_NATIVE ||
par.pchan != s->channels || par.rate != s->rate || par.sig != 1) {
sio_close(handle);
return SA_ERROR_NOT_SUPPORTED;
}
sio_onmove(handle, onmove_callback, s);
if (!sio_start(handle)) {
sio_close(handle);
return SA_ERROR_NOT_SUPPORTED;
}
s->bpf = par.pchan * par.bps;
s->buffer = par.bufsz * s->bpf;
s->handle = handle;
return SA_SUCCESS;
}
static void *write_thread(void *arg)
{
struct auplay_st *st = arg;
if (!sio_start(st->hdl)) {
warning("sndio: could not start playback\n");
goto out;
}
while (st->run) {
st->wh(st->sampv, st->sampc, st->arg);
sio_write(st->hdl, st->sampv, st->sampc*2);
}
out:
return NULL;
}
static void *read_thread(void *arg)
{
struct ausrc_st *st = arg;
if (!sio_start(st->hdl)) {
warning("sndio: could not start record\n");
goto out;
}
while (st->run) {
size_t n = sio_read(st->hdl, st->sampv, st->sampc*2);
st->rh(st->sampv, n/2, st->arg);
}
out:
return NULL;
}
static void
swfdec_playback_stream_start (Stream *stream)
{
if (!stream->started) {
stream->offset = 0;
if (!sio_start (stream->hdl)) {
g_printerr("Could not start sndio\n");
return;
}
stream->started = 1;
swfdec_playback_stream_install_handlers (stream);
} else {
g_printerr("Called _stream_start but already started\n");
}
}
bool
SndioSink::open()
{
d->hdl = ::sio_open(NULL, SIO_PLAY, 0);
if (d->hdl == NULL) {
std::cerr << "akode: could not open sndio device\n";
goto failed;
}
if (!sio_start(d->hdl)) {
std::cerr << "akode: could not start sndio device\n";
goto failed;
}
d->valid = true;
return true;
failed:
d->valid = false;
return false;
}
static PaError
StartStream(PaStream *stream)
{
PaSndioStream *s = (PaSndioStream *)stream;
unsigned primes, wblksz;
int err;
DPR("StartStream: s=%d, a=%d\n", s->stopped, s->active);
if (!s->stopped) {
DPR("StartStream: already started\n");
return paNoError;
}
s->stopped = 0;
s->active = 1;
s->realpos = 0;
s->wpos = 0;
s->rpos = 0;
PaUtil_ResetBufferProcessor(&s->bufproc);
if (!sio_start(s->hdl))
return paUnanticipatedHostError;
/*
* send a complete buffer of silence
*/
if (s->mode & SIO_PLAY) {
wblksz = s->par.round * s->par.pchan * s->par.bps;
memset(s->wbuf, 0, wblksz);
for (primes = s->par.bufsz / s->par.round; primes > 0; primes--)
s->wpos += sio_write(s->hdl, s->wbuf, wblksz);
}
if (s->base.streamCallback) {
err = pthread_create(&s->thread, NULL, sndioThread, s);
if (err) {
DPR("SndioStartStream: couldn't create thread\n");
return paUnanticipatedHostError;
}
DPR("StartStream: started...\n");
}
return paNoError;
}
static ALCboolean sndio_start_playback(ALCdevice *device)
{
sndio_data *data = device->ExtraData;
if(!sio_start(data->sndHandle))
{
ERR("Error starting playback\n");
return ALC_FALSE;
}
data->data_size = device->UpdateSize * FrameSizeFromDevFmt(device->FmtChans, device->FmtType);
data->mix_data = calloc(1, data->data_size);
if(!StartThread(&data->thread, sndio_proc, device))
{
sio_stop(data->sndHandle);
free(data->mix_data);
data->mix_data = NULL;
return ALC_FALSE;
}
return ALC_TRUE;
}
void
audioInit(int sampleSize, int frequency, int stereo, int sign, int big)
{
sio_initpar(&par);
par.bits = sampleSize;
par.sig = sign ? 1 : 0;
par.le = big ? 0 : 1;
par.rate = frequency;
par.pchan = stereo ? 2 : 1;
if (!sio_setpar(hdl, &par) || !sio_getpar(hdl, &par))
fprintf(stderr, "error setting sndio parameters\n");
if (par.bits != sampleSize ||
par.sig != sign ? 1 : 0 ||
par.le != big ? 0 : 1 ||
par.rate != frequency ||
par.pchan != stereo ? 2 : 1)
fprintf(stderr, "could not set requested audio parameters");
if (!sio_start(hdl))
fprintf(stderr, "could not start audio");
}
static void *
sndio_mainloop(void *arg)
{
#define MAXFDS 8
struct pollfd pfds[MAXFDS];
cubeb_stream *s = arg;
int n, eof = 0, prime, nfds, events, revents, state = CUBEB_STATE_STARTED;
size_t pstart = 0, pend = 0, rstart = 0, rend = 0;
long nfr;
DPR("sndio_mainloop()\n");
s->state_cb(s, s->arg, CUBEB_STATE_STARTED);
pthread_mutex_lock(&s->mtx);
if (!sio_start(s->hdl)) {
pthread_mutex_unlock(&s->mtx);
return NULL;
}
DPR("sndio_mainloop(), started\n");
if (s->mode & SIO_PLAY) {
pstart = pend = s->nfr * s->pbpf;
prime = s->nblks;
if (s->mode & SIO_REC) {
memset(s->rbuf, 0, s->nfr * s->rbpf);
rstart = rend = s->nfr * s->rbpf;
}
} else {
prime = 0;
rstart = 0;
rend = s->nfr * s->rbpf;
}
for (;;) {
if (!s->active) {
DPR("sndio_mainloop() stopped\n");
state = CUBEB_STATE_STOPPED;
break;
}
/* do we have a complete block? */
if ((!(s->mode & SIO_PLAY) || pstart == pend) &&
(!(s->mode & SIO_REC) || rstart == rend)) {
if (eof) {
DPR("sndio_mainloop() drained\n");
state = CUBEB_STATE_DRAINED;
break;
}
if ((s->mode & SIO_REC) && s->conv)
s16_to_float(s->rbuf, s->nfr * s->rchan);
/* invoke call-back, it returns less that s->nfr if done */
pthread_mutex_unlock(&s->mtx);
nfr = s->data_cb(s, s->arg, s->rbuf, s->pbuf, s->nfr);
pthread_mutex_lock(&s->mtx);
if (nfr < 0) {
DPR("sndio_mainloop() cb err\n");
state = CUBEB_STATE_ERROR;
break;
}
s->swpos += nfr;
/* was this last call-back invocation (aka end-of-stream) ? */
if (nfr < s->nfr) {
if (!(s->mode & SIO_PLAY) || nfr == 0) {
state = CUBEB_STATE_DRAINED;
break;
}
/* need to write (aka drain) the partial play block we got */
pend = nfr * s->pbpf;
eof = 1;
}
if (prime > 0)
prime--;
if ((s->mode & SIO_PLAY) && s->conv)
float_to_s16(s->pbuf, nfr * s->pchan);
if (s->mode & SIO_REC)
rstart = 0;
if (s->mode & SIO_PLAY)
pstart = 0;
}
events = 0;
if ((s->mode & SIO_REC) && rstart < rend && prime == 0)
events |= POLLIN;
if ((s->mode & SIO_PLAY) && pstart < pend)
events |= POLLOUT;
nfds = sio_pollfd(s->hdl, pfds, events);
if (nfds > 0) {
pthread_mutex_unlock(&s->mtx);
n = poll(pfds, nfds, -1);
pthread_mutex_lock(&s->mtx);
if (n < 0)
continue;
}
revents = sio_revents(s->hdl, pfds);
if (revents & POLLHUP) {
state = CUBEB_STATE_ERROR;
break;
}
if (revents & POLLOUT) {
n = sio_write(s->hdl, s->pbuf + pstart, pend - pstart);
if (n == 0 && sio_eof(s->hdl)) {
DPR("sndio_mainloop() werr\n");
state = CUBEB_STATE_ERROR;
break;
}
pstart += n;
}
if (revents & POLLIN) {
n = sio_read(s->hdl, s->rbuf + rstart, rend - rstart);
if (n == 0 && sio_eof(s->hdl)) {
DPR("sndio_mainloop() rerr\n");
state = CUBEB_STATE_ERROR;
break;
}
rstart += n;
}
/* skip rec block, if not recording (yet) */
if (prime > 0 && (s->mode & SIO_REC))
rstart = rend;
}
sio_stop(s->hdl);
s->hwpos = s->swpos;
pthread_mutex_unlock(&s->mtx);
s->state_cb(s, s->arg, state);
return NULL;
}
int
main(int argc, char **argv) {
int ch;
int tty;
struct sio_hdl *hdl;
struct termios tio;
struct pollfd pfd[2];
char cmd;
ssize_t n, len;
/*
* defaults parameters
*/
sio_initpar(&par);
par.sig = 1;
par.bits = 16;
par.pchan = 2;
par.rate = 44100;
if (isatty(STDIN_FILENO)) {
fprintf(stderr, "stdin can't be a tty\n");
exit(1);
}
tty = open("/dev/tty", O_RDWR);
if (tty < 0) {
perror("/dev/tty");
exit(1);
}
if (tcgetattr(tty, &tio) < 0) {
perror("tcsetattr");
exit(1);
}
tio.c_lflag &= ~ICANON;
tio.c_lflag &= ~ECHO;
tio.c_cc[VMIN] = 1;
tio.c_cc[VTIME] = 0;
if (tcsetattr(tty, TCSAFLUSH, &tio) < 0) {
perror("tcsetattr");
exit(1);
}
while ((ch = getopt(argc, argv, "r:c:e:b:x:")) != -1) {
switch(ch) {
case 'r':
if (sscanf(optarg, "%u", &par.rate) != 1) {
fprintf(stderr, "%s: bad rate\n", optarg);
exit(1);
}
break;
case 'c':
if (sscanf(optarg, "%u", &par.pchan) != 1) {
fprintf(stderr, "%s: bad channels\n", optarg);
exit(1);
}
break;
case 'e':
if (!sio_strtoenc(&par, optarg)) {
fprintf(stderr, "%s: bad encoding\n", optarg);
exit(1);
}
break;
default:
usage();
exit(1);
break;
}
}
hdl = sio_open(SIO_DEVANY, SIO_PLAY, 0);
if (hdl == NULL) {
fprintf(stderr, "sio_open() failed\n");
exit(1);
}
if (!sio_setpar(hdl, &par)) {
fprintf(stderr, "sio_setpar() failed\n");
exit(1);
}
if (!sio_onvol(hdl, onvol, NULL))
fprintf(stderr, "warning: no volume knob on this device\n");
fprintf(stderr, "use ``+'' and ``-'' to adjust the volume\n");
if (!sio_start(hdl)) {
fprintf(stderr, "sio_start() failed\n");
exit(1);
}
for (;;) {
pfd[0].fd = tty;
pfd[0].events = POLLIN;
sio_pollfd(hdl, &pfd[1], POLLOUT);
if (poll(pfd, 2, -1) < 0) {
perror("poll");
exit(1);
}
if (pfd[0].revents & POLLIN) {
if (read(tty, &cmd, 1) < 0) {
perror("read(tty)");
exit(1);
}
switch (cmd) {
case '+':
if (vol < SIO_MAXVOL) {
vol++;
sio_setvol(hdl, vol);
}
break;
case '-':
if (vol > 0) {
vol--;
sio_setvol(hdl, vol);
}
break;
}
}
if (sio_revents(hdl, &pfd[1]) & POLLOUT) {
len = read(STDIN_FILENO, buf, BUFSZ);
if (len < 0) {
perror("stdin");
exit(1);
}
if (len == 0)
break;
n = sio_write(hdl, buf, len);
if (n == 0) {
fprintf(stderr, "sio_write: failed\n");
exit(1);
}
}
}
sio_close(hdl);
return 0;
}
static void *
sndio_mainloop(void *arg)
{
#define MAXFDS 8
struct pollfd pfds[MAXFDS];
cubeb_stream *s = arg;
int n, nfds, revents, state = CUBEB_STATE_STARTED;
size_t start = 0, end = 0;
long nfr;
DPR("sndio_mainloop()\n");
s->state_cb(s, s->arg, CUBEB_STATE_STARTED);
pthread_mutex_lock(&s->mtx);
if (!sio_start(s->hdl)) {
pthread_mutex_unlock(&s->mtx);
return NULL;
}
DPR("sndio_mainloop(), started\n");
start = end = s->nfr;
for (;;) {
if (!s->active) {
DPR("sndio_mainloop() stopped\n");
state = CUBEB_STATE_STOPPED;
break;
}
if (start == end) {
if (end < s->nfr) {
DPR("sndio_mainloop() drained\n");
state = CUBEB_STATE_DRAINED;
break;
}
pthread_mutex_unlock(&s->mtx);
nfr = s->data_cb(s, s->arg, NULL, s->buf, s->nfr);
pthread_mutex_lock(&s->mtx);
if (nfr < 0) {
DPR("sndio_mainloop() cb err\n");
state = CUBEB_STATE_ERROR;
break;
}
if (s->conv)
float_to_s16(s->buf, nfr * s->pchan);
start = 0;
end = nfr * s->bpf;
}
if (end == 0)
continue;
nfds = sio_pollfd(s->hdl, pfds, POLLOUT);
if (nfds > 0) {
pthread_mutex_unlock(&s->mtx);
n = poll(pfds, nfds, -1);
pthread_mutex_lock(&s->mtx);
if (n < 0)
continue;
}
revents = sio_revents(s->hdl, pfds);
if (revents & POLLHUP)
break;
if (revents & POLLOUT) {
n = sio_write(s->hdl, s->buf + start, end - start);
if (n == 0) {
DPR("sndio_mainloop() werr\n");
state = CUBEB_STATE_ERROR;
break;
}
s->wrpos += n;
start += n;
}
}
sio_stop(s->hdl);
s->rdpos = s->wrpos;
pthread_mutex_unlock(&s->mtx);
s->state_cb(s, s->arg, state);
return NULL;
}
/*
* open device and setup parameters
* return: 0=success -1=fail
*/
static int init(struct ao *ao)
{
struct priv *p = ao->priv;
struct af_to_par {
int format, bits, sig, le;
} static const af_to_par[] = {
{AF_FORMAT_U8, 8, 0, 0},
{AF_FORMAT_S8, 8, 1, 0},
{AF_FORMAT_U16_LE, 16, 0, 1},
{AF_FORMAT_U16_BE, 16, 0, 0},
{AF_FORMAT_S16_LE, 16, 1, 1},
{AF_FORMAT_S16_BE, 16, 1, 0},
{AF_FORMAT_U24_LE, 16, 0, 1},
{AF_FORMAT_U24_BE, 24, 0, 0},
{AF_FORMAT_S24_LE, 24, 1, 1},
{AF_FORMAT_S24_BE, 24, 1, 0},
{AF_FORMAT_U32_LE, 32, 0, 1},
{AF_FORMAT_U32_BE, 32, 0, 0},
{AF_FORMAT_S32_LE, 32, 1, 1},
{AF_FORMAT_S32_BE, 32, 1, 0}
}, *ap;
int i;
p->hdl = sio_open(p->dev, SIO_PLAY, 0);
if (p->hdl == NULL) {
MP_ERR(ao, "can't open sndio %s\n", p->dev);
goto error;
}
ao->format = af_fmt_from_planar(ao->format);
sio_initpar(&p->par);
for (i = 0, ap = af_to_par;; i++, ap++) {
if (i == sizeof(af_to_par) / sizeof(struct af_to_par)) {
MP_VERBOSE(ao, "unsupported format\n");
p->par.bits = 16;
p->par.sig = 1;
p->par.le = SIO_LE_NATIVE;
break;
}
if (ap->format == ao->format) {
p->par.bits = ap->bits;
p->par.sig = ap->sig;
if (ap->bits > 8)
p->par.le = ap->le;
if (ap->bits != SIO_BPS(ap->bits))
p->par.bps = ap->bits / 8;
break;
}
}
p->par.rate = ao->samplerate;
struct mp_chmap_sel sel = {0};
for (int n = 0; n < MP_NUM_CHANNELS+1; n++)
mp_chmap_sel_add_map(&sel, &sndio_layouts[n]);
if (!ao_chmap_sel_adjust(ao, &sel, &ao->channels))
goto error;
p->par.pchan = ao->channels.num;
p->par.appbufsz = p->par.rate * 250 / 1000; /* 250ms buffer */
p->par.round = p->par.rate * 10 / 1000; /* 10ms block size */
if (!sio_setpar(p->hdl, &p->par)) {
MP_ERR(ao, "couldn't set params\n");
goto error;
}
if (!sio_getpar(p->hdl, &p->par)) {
MP_ERR(ao, "couldn't get params\n");
goto error;
}
if (p->par.bits == 8 && p->par.bps == 1) {
ao->format = p->par.sig ? AF_FORMAT_S8 : AF_FORMAT_U8;
} else if (p->par.bits == 16 && p->par.bps == 2) {
ao->format = p->par.sig ?
(p->par.le ? AF_FORMAT_S16_LE : AF_FORMAT_S16_BE) :
(p->par.le ? AF_FORMAT_U16_LE : AF_FORMAT_U16_BE);
} else if ((p->par.bits == 24 || p->par.msb) && p->par.bps == 3) {
ao->format = p->par.sig ?
(p->par.le ? AF_FORMAT_S24_LE : AF_FORMAT_S24_BE) :
(p->par.le ? AF_FORMAT_U24_LE : AF_FORMAT_U24_BE);
} else if ((p->par.bits == 32 || p->par.msb) && p->par.bps == 4) {
ao->format = p->par.sig ?
(p->par.le ? AF_FORMAT_S32_LE : AF_FORMAT_S32_BE) :
(p->par.le ? AF_FORMAT_U32_LE : AF_FORMAT_U32_BE);
} else {
MP_ERR(ao, "couldn't set format\n");
goto error;
}
ao->bps = p->par.bps * p->par.pchan * p->par.rate;
p->havevol = sio_onvol(p->hdl, volcb, p);
sio_onmove(p->hdl, movecb, p);
p->delay = 0;
if (!sio_start(p->hdl))
MP_ERR(ao, "init: couldn't start\n");
p->pfd = calloc (sio_nfds(p->hdl), sizeof (struct pollfd));
if (!p->pfd)
goto error;
return 0;
error:
if (p->hdl)
sio_close(p->hdl);
return -1;
}
/*
* Open the audio device for writing to.
*/
static int ao_sndio_open(ao_driver_t *this_gen,
uint32_t bits, uint32_t rate, int mode)
{
sndio_driver_t *this = (sndio_driver_t *) this_gen;
struct sio_par par;
xprintf (this->xine, XINE_VERBOSITY_DEBUG,
"audio_sndio_out: ao_sndio_open bits=%d rate=%d, mode=%d\n",
bits, rate, mode);
if (this->hdl != NULL) {
sio_close (this->hdl);
this->hdl = NULL;
}
this->hdl = sio_open(NULL, SIO_PLAY, 0);
if (this->hdl == NULL)
goto bad;
sio_initpar(&par);
switch (mode) {
case AO_CAP_MODE_MONO:
par.pchan = 1;
break;
case AO_CAP_MODE_STEREO:
par.pchan = 2;
break;
#if 0
case AO_CAP_MODE_4CHANNEL:
par.pchan = 4;
break;
case AO_CAP_MODE_4_1CHANNEL:
case AO_CAP_MODE_5CHANNEL:
case AO_CAP_MODE_5_1CHANNEL:
par.pchan = 6;
break;
#endif
default:
xprintf (this->xine, XINE_VERBOSITY_DEBUG,
"audio_sndio_out: ao_sndio_open does not support the requested mode: 0x%X\n",
mode);
goto bad;
}
switch (bits) {
case 8:
par.bits = 8;
par.sig = 0;
break;
case 16:
par.bits = 16;
par.sig = 1;
break;
default:
xprintf (this->xine, XINE_VERBOSITY_DEBUG,
"audio_sndio_out: ao_sndio_open bits per sample not supported: %d\n", bits);
goto bad;
}
par.rate = rate;
par.appbufsz = par.rate * 250 / 1000; /* 250ms buffer */
if (!sio_setpar(this->hdl, &par)) {
xprintf (this->xine, XINE_VERBOSITY_DEBUG,
"audio_sndio_out: ao_sndio_open could not set params\n");
goto bad;
}
if (!sio_getpar(this->hdl, &par)) {
xprintf (this->xine, XINE_VERBOSITY_DEBUG,
"audio_sndio_out: ao_sndio_open could not get params\n");
goto bad;
}
xprintf (this->xine, XINE_VERBOSITY_DEBUG,
"audio_sndio_out: ao_sndio_open %d channels output\n",
par.pchan);
this->num_channels = par.pchan;
this->bytes_per_frame = par.bps * par.pchan;
this->playpos = 0;
this->realpos = 0;
sio_onmove(this->hdl, ao_sndio_onmove_cb, this);
if (!sio_start(this->hdl)) {
xprintf (this->xine, XINE_VERBOSITY_DEBUG,
"audio_sndio_out: ao_sndio_open could not start\n");
goto bad;
}
return par.rate;
bad:
if (this->hdl != NULL)
sio_close(this->hdl);
return 0;
}
