Lines Matching defs:window
72 int *window;
509 static void modified_levinson_durbin(int *window, int window_entries,
513 int *state = window + window_entries;
515 memcpy(state, window, window_entries * sizeof(*state));
522 int *x_ptr = &(window[step]);
535 double stepval = window[step+j];
536 double stateval = window[j];
537 // xx += (double)window[j]*(double)window[j];
538 // xy += (double)window[step+j]*(double)window[j];
557 x_ptr = &(window[step]);
570 int stepval = window[step+j];
572 window[step+j] += shift_down(k * stateval, LATTICE_SHIFT);
668 s->window = av_calloc(s->window_size, 2 * sizeof(*s->window));
669 if (!s->window || !s->int_samples)
714 av_freep(&s->window);
764 memset(s->window, 0, s->window_size * sizeof(*s->window));
767 s->window[x++] = s->tail[i];
770 s->window[x++] = s->int_samples[i];
773 s->window[x++] = 0;
779 modified_levinson_durbin(s->window, s->window_size,
792 sum += s->window[x];