Esempio n. 1
0
static int play_alloc(struct auplay_st **stp, struct auplay *ap,
		      struct auplay_prm *prm, const char *device,
		      auplay_write_h *wh, void *arg)
{
	struct auplay_st *st;
	int err;
	int i;

	(void)device;

	if (play_dev_count < 1) {
		DEBUG_WARNING("no winwave play devices\n");
		return ENODEV;
	}

	st = mem_zalloc(sizeof(*st), auplay_destructor);
	if (!st)
		return ENOMEM;

	st->ap  = mem_ref(ap);
	st->wh  = wh;
	st->arg = arg;
	if (prm) {
		prm->fmt = AUFMT_S16LE;
		st->prm = *prm;
	}

	err = write_stream_open(st);
	if (err)
		goto out;

	/* The write runs at 100ms intervals
	 * prepare enough buffers to suite its needs
	 */
	for (i = 0; i < 5; i++)
		dsp_write(st);

 out:
	if (err)
		mem_deref(st);
	else
		*stp = st;

	return err;
}
Esempio n. 2
0
int winwave_play_alloc(struct auplay_st **stp, struct auplay *ap,
		       struct auplay_prm *prm, const char *device,
		       auplay_write_h *wh, void *arg)
{
	struct auplay_st *st;
	int i, err;
	(void)device;

	if (!stp || !ap || !prm)
		return EINVAL;

	st = mem_zalloc(sizeof(*st), auplay_destructor);
	if (!st)
		return ENOMEM;

	st->ap  = mem_ref(ap);
	st->wh  = wh;
	st->arg = arg;

	prm->fmt = AUFMT_S16LE;

	err = write_stream_open(st, prm);
	if (err)
		goto out;

	/* The write runs at 100ms intervals
	 * prepare enough buffers to suite its needs
	 */
	for (i = 0; i < 5; i++)
		dsp_write(st);

 out:
	if (err)
		mem_deref(st);
	else
		*stp = st;

	return err;
}