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 ****************************************************************************************/
33 ------------------------------------------------------------------------------
36 This file contains all the constant definitions and prototype definitions
37 needed by the int_lsf function.
39 ------------------------------------------------------------------------------
42 /*----------------------------------------------------------------------------
43 ; CONTINUE ONLY IF NOT ALREADY DEFINED
44 ----------------------------------------------------------------------------*/
46 #define int_lsf_h "$Id $"
48 /*----------------------------------------------------------------------------
50 ----------------------------------------------------------------------------*/
53 /*--------------------------------------------------------------------------*/
59 /*----------------------------------------------------------------------------
61 ; Define module specific macros here
62 ----------------------------------------------------------------------------*/
64 /*----------------------------------------------------------------------------
66 ; Include all pre-processor statements here.
67 ----------------------------------------------------------------------------*/
69 /*----------------------------------------------------------------------------
70 ; EXTERNAL VARIABLES REFERENCES
71 ; Declare variables used in this module but defined elsewhere
72 ----------------------------------------------------------------------------*/
74 /*----------------------------------------------------------------------------
76 ----------------------------------------------------------------------------*/
78 /*----------------------------------------------------------------------------
79 ; ENUMERATED TYPEDEF'S
80 ----------------------------------------------------------------------------*/
82 /*----------------------------------------------------------------------------
83 ; STRUCTURES TYPEDEF'S
84 ----------------------------------------------------------------------------*/
86 /*----------------------------------------------------------------------------
87 ; GLOBAL FUNCTION DEFINITIONS
88 ; Function Prototype declaration
89 ----------------------------------------------------------------------------*/
91 Word16 lsf_old[], /* i : LSF vector at the 4th SF of past frame */
92 Word16 lsf_new[], /* i : LSF vector at the 4th SF of present frame */
93 Word16 i_subfr, /* i : Current sf (equal to 0,40,80 or 120) */
94 Word16 lsf_out[], /* o : interpolated LSF parameters for current sf */
95 Flag *pOverflow /* o : flag set if overflow occurs */
98 /*----------------------------------------------------------------------------
100 ----------------------------------------------------------------------------*/
105 #endif /* _INT_LSF_H_ */