public void calculate_pcm_samples(Obuffer buffer)
{
compute_new_v();
compute_pcm_samples(buffer);
actual_write_pos = (actual_write_pos + 1) & 0xf;
actual_v = (actual_v == v1)?v2:v1;
// initialize samples[]:
//for (register float *floatp = samples + 32; floatp > samples; )
// *--floatp = 0.0f;
// MDM: this may not be necessary. The Layer III decoder always
// outputs 32 subband samples, but I haven't checked layer I & II.
for (int p = 0; p < 32; p++)
samples[p] = 0.0f;
}