static void adlib_process_samples(int samps)
{
const int chan_map[] = { 0, 1, 0, 1 };
int i, j, k;
OPL3SAMPLE *chans[4], buf[4][OPL3_MAX_BUF], buf3;
int buf2[OPL3_MAX_BUF][2];
if (samps > OPL3_MAX_BUF) {
error("Adlib: too many samples requested (%i)\n", samps);
samps = OPL3_MAX_BUF;
}
for (i = 0; i < 4; i++)
chans[i] = &buf[i][0];
YMF262UpdateOne(opl3, chans, samps);
for (i = 0; i < samps; i++) {
for (j = 0; j < 2; j++) {
buf2[i][j] = 0;
for (k = 0; k < ARRAY_SIZE(chan_map); k++) {
if (chan_map[k] == j)
buf2[i][j] += buf[k][i];
}
if (buf2[i][j] > SHRT_MAX)
buf2[i][j] = SHRT_MAX;
if (buf2[i][j] < SHRT_MIN)
buf2[i][j] = SHRT_MIN;
buf3 = buf2[i][j];
pcm_write_samples(&buf3, pcm_format_size(opl3_format),
opl3_rate, opl3_format, adlib_strm);
}
}
}
static void ymf262_stream_update(void *param, stream_sample_t **inputs, stream_sample_t **buffers, int length)
{
struct ymf262_info *info = param;
YMF262UpdateOne(info->chip, buffers, length);
}
