Commit fc81dcfa authored by Rémi Denis-Courmont's avatar Rémi Denis-Courmont
Browse files

sndio: emulate flush

This is really crappy, but it's as good as I can make it with such a
dumb interface.
parent 03c7740c
......@@ -46,6 +46,7 @@ vlc_module_end ()
static int TimeGet (audio_output, mtime_t *);
static void Play (audio_output_t *, block_t *);
static void Pause (audio_output_t *, bool, mtime_t);
static void Flush (audio_output_t *, bool);
static int VolumeSet (audio_output_t *, float);
static int MuteSet (audio_output_t *, bool);
static void VolumeChanged (void *, unsigned);
......@@ -59,6 +60,7 @@ struct aout_sys_t
unsigned rate;
unsigned volume;
bool mute;
bool paused;
};
/** Initializes an sndio playback stream */
......@@ -158,7 +160,7 @@ static int Start (audio_output_t *aout, audio_sample_format_t *restrict fmt)
aout->time_get = TimeGet;
aout->play = Play;
aout->pause = Pause;
aout->flush = NULL; /* sndio sucks! */
aout->flush = Flush;
if (sio_onvol(sys->hdl, VolumeChanged, aout))
{
aout->volume_set = VolumeSet;
......@@ -172,6 +174,7 @@ static int Start (audio_output_t *aout, audio_sample_format_t *restrict fmt)
sys->read_offset = 0;
sys->write_offset = 0;
sys->paused = false;
sio_onmove (sys->hdl, PositionChanged, aout);
sio_start (sys->hdl);
return VLC_SUCCESS;
......@@ -238,9 +241,33 @@ static void Pause (audio_output_t *aout, bool pause, mtime_t date)
sys->write_offset = 0;
sio_start (sys->hdl);
}
sys->paused = pause;
(void) date;
}
static void Drain (audio_output_t *aout)
{
long long frames = sys->write_offset - sys->read_offset;
if (frames > 0)
msleep (frames * CLOCK_FREQ / sys->rate);
}
static void Flush (audio_output_t *aout, bool wait)
{
if (wait)
{
Drain (aout);
}
else
{
if (sys->paused)
return;
Pause (aout, true);
Pause (aout, false);
}
}
static void VolumeChanged (void *arg, unsigned volume)
{
audio_output_t *aout = arg;
......
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