Commit bdd77785 authored by Rémi Denis-Courmont's avatar Rémi Denis-Courmont

ALSA: remove custom zero padding code

The core takes care of it now. In principles.
parent 30635669
......@@ -577,45 +577,6 @@ static void Play (audio_output_t *aout, block_t *block)
sys->format.i_bitspersample / 8);
snd_pcm_t *pcm = sys->pcm;
snd_pcm_status_t *status;
int val;
snd_pcm_status_alloca (&status);
val = snd_pcm_status (pcm, status);
if (val < 0)
msg_Err (aout, "cannot get status: %s", snd_strerror (val));
else
if (snd_pcm_status_get_state (status) != SND_PCM_STATE_RUNNING)
{
snd_pcm_sframes_t frames = snd_pcm_status_get_delay (status);
mtime_t delay = frames * CLOCK_FREQ / sys->format.i_rate;
delay += mdate () - block->i_pts;
if (delay < 0)
{
if (sys->format.i_format != VLC_CODEC_SPDIFL)
{
frames = (delay * sys->format.i_rate) / -CLOCK_FREQ;
msg_Dbg (aout, "prepending %ld zeroes", frames);
void *z = calloc (frames, sys->format.i_bytes_per_frame);
if (likely(z != NULL))
{
snd_pcm_writei (pcm, z, frames);
free (z);
delay = 0;
}
}
/* Lame fallback if zero padding does not work */
if (delay < 0)
{
msg_Dbg (aout, "deferring start (%"PRId64" us)", -delay);
msleep (-delay);
}
}
else
msg_Dbg (aout, "starting late (%"PRId64" us)", delay);
}
/* TODO: better overflow handling */
/* TODO: no period wake ups */
......
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