1 /* ------------------------------------------------------------------
2 * Copyright (C) 1998-2009 PacketVideo
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
14 * See the License for the specific language governing permissions
15 * and limitations under the License.
16 * -------------------------------------------------------------------
18 /****************************************************************************************
19 Portions of this file are derived from the following 3GPP standard:
22 ANSI-C code for the Adaptive Multi-Rate (AMR) speech codec
23 Available from http://www.3gpp.org
25 (C) 2004, 3GPP Organizational Partners (ARIB, ATIS, CCSA, ETSI, TTA, TTC)
26 Permission to distribute, modify and use this file under the standard license
27 terms listed above has been obtained from the copyright holder.
28 ****************************************************************************************/
30 ------------------------------------------------------------------------------
34 Filename: /audio/gsm_amr/c/include/enc_lag6.h
38 ------------------------------------------------------------------------------
41 Description: Placed header file in the proper template format. Added
42 parameter pOverflow for the basic math ops.
44 Description: Moved _cplusplus #ifdef after Include section.
48 ------------------------------------------------------------------------------
51 This file contains all the constant definitions and prototype definitions
52 needed by the file, enc_lag6.c
54 ------------------------------------------------------------------------------
57 /*----------------------------------------------------------------------------
58 ; CONTINUE ONLY IF NOT ALREADY DEFINED
59 ----------------------------------------------------------------------------*/
61 #define enc_lag6_h "$Id $"
63 /*----------------------------------------------------------------------------
65 ----------------------------------------------------------------------------*/
68 /*--------------------------------------------------------------------------*/
74 /*----------------------------------------------------------------------------
76 ; Define module specific macros here
77 ----------------------------------------------------------------------------*/
79 /*----------------------------------------------------------------------------
81 ; Include all pre-processor statements here.
82 ----------------------------------------------------------------------------*/
84 /*----------------------------------------------------------------------------
85 ; EXTERNAL VARIABLES REFERENCES
86 ; Declare variables used in this module but defined elsewhere
87 ----------------------------------------------------------------------------*/
89 /*----------------------------------------------------------------------------
91 ----------------------------------------------------------------------------*/
93 /*----------------------------------------------------------------------------
94 ; ENUMERATED TYPEDEF'S
95 ----------------------------------------------------------------------------*/
97 /*----------------------------------------------------------------------------
98 ; STRUCTURES TYPEDEF'S
99 ----------------------------------------------------------------------------*/
101 /*----------------------------------------------------------------------------
102 ; GLOBAL FUNCTION DEFINITIONS
103 ; Function Prototype declaration
104 ----------------------------------------------------------------------------*/
105 Word16 Enc_lag6( /* o : Return index of encoding */
106 Word16 T0, /* i : Pitch delay */
107 Word16 T0_frac, /* i : Fractional pitch delay */
108 Word16 T0_min, /* i : minimum of search range */
109 Word16 delta_flag, /* i : Flag for 1st (or 3rd) subframe */
110 Flag *pOverflow /* o : Overflow indicator */
113 /*----------------------------------------------------------------------------
115 ----------------------------------------------------------------------------*/
120 #endif /* enc_lag6_h */