FreeCalypso > hg > gsm-codec-lib

annotate libtwamr/lag_wind.h @ 384:a8dab7028e4d

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
libtwamr: integrate lag_wind.c
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 06 May 2024 05:56:50 +0000
parents
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
384
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 /*
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
2 ********************************************************************************
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
3 *
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
4 * GSM AMR-NB speech codec R98 Version 7.6.0 December 12, 2001
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
5 * R99 Version 3.3.0
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
6 * REL-4 Version 4.1.0
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
7 *
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
8 ********************************************************************************
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
9 *
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
10 * File : lag_wind.h
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
11 * Purpose : Lag windowing of autocorrelations.
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
12 *
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
13 ********************************************************************************
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
14 */
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
15 #ifndef lag_wind_h
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
16 #define lag_wind_h "$Id $"
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
17
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
18 /*
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
19 ********************************************************************************
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
20 * INCLUDE FILES
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
21 ********************************************************************************
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
22 */
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
23 #include "typedef.h"
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
24
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
25 /*
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
26 ********************************************************************************
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
27 * DEFINITION OF DATA TYPES
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
28 ********************************************************************************
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
29 */
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
30
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
31 /*
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
32 ********************************************************************************
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
33 * DECLARATION OF PROTOTYPES
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
34 ********************************************************************************
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
35 */
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
36 void Lag_window (
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
37 Word16 m, /* (i) : LPC order */
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
38 Word16 r_h[], /* (i/o) : Autocorrelations (msb) */
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
39 Word16 r_l[] /* (i/o) : Autocorrelations (lsb) */
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
40 );
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
41
a8dab7028e4d libtwamr: integrate lag_wind.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
42 #endif