private void vorbis_encode_global_stereo(highlevel_encode_setup hi, adj_stereo[] p) {
float s = hi.stereo_point_setting;
int i;
int is = new Float(s).intValue();
float ds = s - is;
codec_setup_info ci = vi.codec_setup;
vorbis_info_psy_global g = ci.psy_g_param;
if (p != null) {
// memcpy(g.coupling_prepointamp, p[is].pre, sizeof(*p[is].pre)*PACKETBLOBS);
// memcpy(g.coupling_postpointamp, p[is].post, sizeof(*p[is].post)*PACKETBLOBS);
g.coupling_prepointamp = (int[]) p[is].pre.clone();
g.coupling_postpointamp = (int[]) p[is].post.clone();
if (hi.managed != 0) {
// interpolate the kHz threshholds
for (i = 0; i < PACKETBLOBS; i++) {
float kHz = new Double(p[is].kHz[i] * (1. - ds) + p[is + 1].kHz[i] * ds).floatValue();
g.coupling_pointlimit[0][i] =
new Double(kHz * 1000. / vi.rate * ci.blocksizes[0]).intValue();
g.coupling_pointlimit[1][i] =
new Double(kHz * 1000. / vi.rate * ci.blocksizes[1]).intValue();
g.coupling_pkHz[i] = new Float(kHz).intValue();
kHz =
new Double(p[is].lowpasskHz[i] * (1. - ds) + p[is + 1].lowpasskHz[i] * ds)
.floatValue();
g.sliding_lowpass[0][i] = new Double(kHz * 1000. / vi.rate * ci.blocksizes[0]).intValue();
g.sliding_lowpass[1][i] = new Double(kHz * 1000. / vi.rate * ci.blocksizes[1]).intValue();
}
} else {
float kHz =
new Double(p[is].kHz[PACKETBLOBS / 2] * (1. - ds) + p[is + 1].kHz[PACKETBLOBS / 2] * ds)
.floatValue();
for (i = 0; i < PACKETBLOBS; i++) {
g.coupling_pointlimit[0][i] =
new Double(kHz * 1000. / vi.rate * ci.blocksizes[0]).intValue();
g.coupling_pointlimit[1][i] =
new Double(kHz * 1000. / vi.rate * ci.blocksizes[1]).intValue();
g.coupling_pkHz[i] = new Float(kHz).intValue();
}
kHz =
new Double(
p[is].lowpasskHz[PACKETBLOBS / 2] * (1. - ds)
+ p[is + 1].lowpasskHz[PACKETBLOBS / 2] * ds)
.floatValue();
for (i = 0; i < PACKETBLOBS; i++) {
g.sliding_lowpass[0][i] = new Double(kHz * 1000. / vi.rate * ci.blocksizes[0]).intValue();
g.sliding_lowpass[1][i] = new Double(kHz * 1000. / vi.rate * ci.blocksizes[1]).intValue();
}
}
} else {
for (i = 0; i < PACKETBLOBS; i++) {
g.sliding_lowpass[0][i] = ci.blocksizes[0];
g.sliding_lowpass[1][i] = ci.blocksizes[1];
}
}
}
