PITCH_BUF_SIZE    124 libavfilter/af_arnndn.c     float pitch_buf[PITCH_BUF_SIZE];
PITCH_BUF_SIZE    125 libavfilter/af_arnndn.c     float pitch_enh_buf[PITCH_BUF_SIZE];
PITCH_BUF_SIZE    619 libavfilter/af_arnndn.c     float xx[PITCH_BUF_SIZE>>1];
PITCH_BUF_SIZE   1012 libavfilter/af_arnndn.c     float pitch_buf[PITCH_BUF_SIZE>>1];
PITCH_BUF_SIZE   1020 libavfilter/af_arnndn.c     RNN_MOVE(st->pitch_buf, &st->pitch_buf[FRAME_SIZE], PITCH_BUF_SIZE-FRAME_SIZE);
PITCH_BUF_SIZE   1021 libavfilter/af_arnndn.c     RNN_COPY(&st->pitch_buf[PITCH_BUF_SIZE-FRAME_SIZE], in, FRAME_SIZE);
PITCH_BUF_SIZE   1023 libavfilter/af_arnndn.c     pitch_downsample(pre, pitch_buf, PITCH_BUF_SIZE, 1);
PITCH_BUF_SIZE   1034 libavfilter/af_arnndn.c         p[i] = st->pitch_buf[PITCH_BUF_SIZE-WINDOW_SIZE-pitch_index+i];