- mid_up = NELLY_BUF_LEN/2;
- mid_down = (NELLY_BUF_LEN/2)-1;
-
- while (bot < NELLY_BUF_LEN/4) {
- s_bot = audio[bot];
- s_top = audio[top];
- audio[bot] = (audio[mid_up]*sine_window[bot]-state[bot ]*sine_window[top])/s->scale_bias + s->add_bias;
- audio[top] = (-state[bot ]*sine_window[bot]-audio[mid_up]*sine_window[top])/s->scale_bias + s->add_bias;
- state[bot] = audio[mid_down];