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Searched refs:pitch_index (Results 1 – 5 of 5) sorted by relevance

/third_party/ffmpeg/libavcodec/
Dacelp_pitch_delay.c107 void ff_decode_pitch_lag(int *lag_int, int *lag_frac, int pitch_index, in ff_decode_pitch_lag() argument
114 if (pitch_index < 197) in ff_decode_pitch_lag()
115 pitch_index += 59; in ff_decode_pitch_lag()
117 pitch_index = 3 * pitch_index - 335; in ff_decode_pitch_lag()
125 if (pitch_index < 4) { in ff_decode_pitch_lag()
127 pitch_index = 3 * (pitch_index + search_range_min) + 1; in ff_decode_pitch_lag()
128 } else if (pitch_index < 12) { in ff_decode_pitch_lag()
130 pitch_index += 3 * search_range_min + 7; in ff_decode_pitch_lag()
133 pitch_index = 3 * (pitch_index + search_range_min - 6) + 1; in ff_decode_pitch_lag()
137 pitch_index--; in ff_decode_pitch_lag()
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Damrwbdec.c256 static void decode_pitch_lag_high(int *lag_int, int *lag_frac, int pitch_index, in decode_pitch_lag_high() argument
260 if (pitch_index < 376) { in decode_pitch_lag_high()
261 *lag_int = (pitch_index + 137) >> 2; in decode_pitch_lag_high()
262 *lag_frac = pitch_index - (*lag_int << 2) + 136; in decode_pitch_lag_high()
263 } else if (pitch_index < 440) { in decode_pitch_lag_high()
264 *lag_int = (pitch_index + 257 - 376) >> 1; in decode_pitch_lag_high()
265 *lag_frac = (pitch_index - (*lag_int << 1) + 256 - 376) * 2; in decode_pitch_lag_high()
268 *lag_int = pitch_index - 280; in decode_pitch_lag_high()
278 *lag_int = (pitch_index + 1) >> 2; in decode_pitch_lag_high()
279 *lag_frac = pitch_index - (*lag_int << 2); in decode_pitch_lag_high()
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Damrnbdec.c372 static void decode_pitch_lag_1_6(int *lag_int, int *lag_frac, int pitch_index, in decode_pitch_lag_1_6() argument
376 if (pitch_index < 463) { in decode_pitch_lag_1_6()
377 *lag_int = (pitch_index + 107) * 10923 >> 16; in decode_pitch_lag_1_6()
378 *lag_frac = pitch_index - *lag_int * 6 + 105; in decode_pitch_lag_1_6()
380 *lag_int = pitch_index - 368; in decode_pitch_lag_1_6()
384 *lag_int = ((pitch_index + 5) * 10923 >> 16) - 1; in decode_pitch_lag_1_6()
385 *lag_frac = pitch_index - *lag_int * 6 - 3; in decode_pitch_lag_1_6()
Dacelp_pitch_delay.h272 void ff_decode_pitch_lag(int *lag_int, int *lag_frac, int pitch_index,
/third_party/ffmpeg/libavfilter/
Daf_arnndn.c1043 int pitch_index; in compute_frame_features() local
1055 PITCH_MAX_PERIOD-3*PITCH_MIN_PERIOD, &pitch_index); in compute_frame_features()
1056 pitch_index = PITCH_MAX_PERIOD-pitch_index; in compute_frame_features()
1059 PITCH_FRAME_SIZE, &pitch_index, st->last_period, st->last_gain); in compute_frame_features()
1060 st->last_period = pitch_index; in compute_frame_features()
1064 p[i] = st->pitch_buf[PITCH_BUF_SIZE-WINDOW_SIZE-pitch_index+i]; in compute_frame_features()
1081 features[NB_BANDS+3*NB_DELTA_CEPS] = .01*(pitch_index-300); in compute_frame_features()