FreeCalypso > hg > gsm-codec-lib

annotate libtwamr/pre_proc.h @ 543:53d3f48af107

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
libgsmefr is now at version 1.2.0
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 29 Sep 2024 02:41:28 +0000
parents 9b699f30e6f3
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
397
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 /*
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
2 ********************************************************************************
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
3 *
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
4 * GSM AMR-NB speech codec R98 Version 7.6.0 December 12, 2001
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
5 * R99 Version 3.3.0
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
6 * REL-4 Version 4.1.0
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
7 *
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
8 ********************************************************************************
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
9 *
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
10 * File : pre_proc.h
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
11 * Purpose : Preprocessing of input speech.
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
12 *
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
13 ********************************************************************************
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
14 */
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
15 #ifndef pre_proc_h
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
16 #define pre_proc_h "$Id $"
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
17
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
18 /*
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
19 ********************************************************************************
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
20 * INCLUDE FILES
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
21 ********************************************************************************
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
22 */
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
23 #include "typedef.h"
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
24
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
25 /*
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
26 ********************************************************************************
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
27 * LOCAL VARIABLES AND TABLES
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
28 ********************************************************************************
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
29 */
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
30
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
31 /*
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
32 ********************************************************************************
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
33 * DEFINITION OF DATA TYPES
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
34 ********************************************************************************
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
35 */
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
36 typedef struct {
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
37 Word16 y2_hi;
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
38 Word16 y2_lo;
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
39 Word16 y1_hi;
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
40 Word16 y1_lo;
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
41 Word16 x0;
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
42 Word16 x1;
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
43 } Pre_ProcessState;
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
44
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
45 /*
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
46 ********************************************************************************
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
47 * DECLARATION OF PROTOTYPES
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
48 ********************************************************************************
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
49 */
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
50
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
51 void Pre_Process_reset (Pre_ProcessState *st);
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
52 /* reset of pre processing state (i.e. set state memory to zero)
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
53 returns 0 on success
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
54 */
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
55
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
56 int Pre_Process (
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
57 Pre_ProcessState *st,
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
58 Word16 signal[], /* Input/output signal */
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
59 Word16 lg /* Lenght of signal */
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
60 );
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
61
9b699f30e6f3 libtwamr: integrate pre_proc.c
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
62 #endif