ad_play_t *
ad_open_play_sps(int32 sps)
{
ad_play_t *p;
int32 i;
HWAVEOUT h;
if ((h = waveout_open(sps, sizeof(int16))) == NULL)
return NULL;
if ((p = (ad_play_t *) calloc(1, sizeof(ad_play_t))) == NULL) {
fprintf(stderr, "calloc(1,%d) failed\n", sizeof(ad_play_t));
waveOutClose(h);
return NULL;
}
if ((p->wo_buf =
(ad_wbuf_t *) calloc(N_WO_BUF, sizeof(ad_wbuf_t))) == NULL) {
fprintf(stderr, "calloc(%d,%d) failed\n", N_WO_BUF,
sizeof(ad_wbuf_t));
free(p);
waveOutClose(h);
return NULL;
}
if ((p->busy = (char *) calloc(N_WO_BUF, sizeof(char))) == NULL) {
fprintf(stderr, "calloc(%d,%d) failed\n", N_WO_BUF, sizeof(char));
waveout_mem_cleanup(p, 0);
free(p);
waveOutClose(h);
return NULL;
}
for (i = 0; i < N_WO_BUF; i++) {
if (waveout_alloc_buf(&(p->wo_buf[i]), WO_BUFSIZE) < 0) {
waveout_mem_cleanup(p, i);
free(p);
waveOutClose(h);
return NULL;
}
}
p->h_waveout = h;
p->playing = 0;
p->opened = 1;
p->nxtbuf = 0;
p->sps = sps;
p->bps = sizeof(int16); /* HACK!! Hardwired value for bytes/sec */
return p;
}
static int32 waveout_close (ad_play_t *p)
{
int32 st;
waveout_mem_cleanup (p, N_WO_BUF);
if ((st = waveOutClose (p->h_waveout)) != 0) {
waveout_error("waveOutClose", st);
return -1;
}
free (p);
return 0;
}
