FreeCalypso > hg > gsm-codec-lib

annotate libtwamr/enc_lag6.h @ 412:810ac4b99025

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
libtwamr: integrate VAD2 r_fft.c
author Mychaela Falconia <falcon@freecalypso.org>
date Tue, 07 May 2024 01:22:02 +0000
parents 0349de7c45b7
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
363
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 /*
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
2 ********************************************************************************
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
3 *
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
4 * GSM AMR-NB speech codec R98 Version 7.6.0 December 12, 2001
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
5 * R99 Version 3.3.0
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
6 * REL-4 Version 4.1.0
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
7 *
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
8 ********************************************************************************
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
9 *
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
10 * File : enc_lag6.h
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
11 * Purpose : Encoding of fractional pitch lag with 1/6 resolution.
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
12 *
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
13 ********************************************************************************
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
14 */
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
15 #ifndef enc_lag6_h
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
16 #define enc_lag6_h "$Id $"
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
17
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
18 /*
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
19 ********************************************************************************
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
20 * INCLUDE FILES
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
21 ********************************************************************************
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
22 */
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
23 #include "typedef.h"
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
24
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
25 /*
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
26 ********************************************************************************
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
27 * DEFINITION OF DATA TYPES
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
28 ********************************************************************************
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
29 */
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
30
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
31 /*
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
32 ********************************************************************************
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
33 * DECLARATION OF PROTOTYPES
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
34 ********************************************************************************
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
35 */
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
36 Word16 Enc_lag6 ( /* o : Return index of encoding */
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
37 Word16 T0, /* i : Pitch delay */
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
38 Word16 T0_frac, /* i : Fractional pitch delay */
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
39 Word16 T0_min, /* i : minimum of search range */
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
40 Word16 delta_flag /* i : Flag for 1st (or 3rd) subframe */
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
41 );
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
42
0349de7c45b7 libtwamr: integrate enc_lag[36].c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
43 #endif