14f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber/* ------------------------------------------------------------------ 24f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * Copyright (C) 1998-2009 PacketVideo 34f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * 44f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * Licensed under the Apache License, Version 2.0 (the "License"); 54f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * you may not use this file except in compliance with the License. 64f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * You may obtain a copy of the License at 74f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * 84f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * http://www.apache.org/licenses/LICENSE-2.0 94f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * 104f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * Unless required by applicable law or agreed to in writing, software 114f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * distributed under the License is distributed on an "AS IS" BASIS, 124f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either 134f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * express or implied. 144f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * See the License for the specific language governing permissions 154f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * and limitations under the License. 164f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * ------------------------------------------------------------------- 174f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber */ 184f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber/**************************************************************************************** 194f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas HuberPortions of this file are derived from the following 3GPP standard: 204f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 214f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 3GPP TS 26.073 224f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ANSI-C code for the Adaptive Multi-Rate (AMR) speech codec 234f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Available from http://www.3gpp.org 244f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 254f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber(C) 2004, 3GPP Organizational Partners (ARIB, ATIS, CCSA, ETSI, TTA, TTC) 264f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas HuberPermission to distribute, modify and use this file under the standard license 274f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huberterms listed above has been obtained from the copyright holder. 284f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber****************************************************************************************/ 294f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber/* 304f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber------------------------------------------------------------------------------ 314f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 324f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 334f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 344f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Filename: /audio/gsm_amr/c/include/ph_disp.h 354f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 364f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 374f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Date: 08/11/2000 384f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 394f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber------------------------------------------------------------------------------ 404f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber REVISION HISTORY 414f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 424f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Description: Updated template. Updated function prototype declaration for 434f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ph_disp(). Included extern declaration for ph_imp_low_MR795 and 444f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ph_imp_mid_MR795 454f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 464f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Description: Replaced "int" and/or "char" with OSCL defined types. 474f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 484f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Description: Moved _cplusplus #ifdef after Include section. 494f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 504f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Description: 514f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 524f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 534f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber------------------------------------------------------------------------------ 544f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber INCLUDE DESCRIPTION 554f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 564f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber This file contains all the constant definitions and prototype definitions 574f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber needed by the Phase dispersion of excitation signal ph_disp() function. 584f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 594f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber------------------------------------------------------------------------------ 604f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber*/ 614f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 624f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#ifndef PH_DISP_H 634f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#define PH_DISP_H "$Id $" 644f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 654f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber/*---------------------------------------------------------------------------- 664f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber; INCLUDES 674f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber----------------------------------------------------------------------------*/ 684f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#include "typedef.h" 694f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#include "mode.h" 704f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 714f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber/*--------------------------------------------------------------------------*/ 724f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#ifdef __cplusplus 734f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huberextern "C" 744f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber{ 754f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#endif 764f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 774f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber /*---------------------------------------------------------------------------- 784f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; MACROS 794f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; Define module specific macros here 804f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ----------------------------------------------------------------------------*/ 814f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 824f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber /*---------------------------------------------------------------------------- 834f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; DEFINES 844f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; Include all pre-processor statements here. 854f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ----------------------------------------------------------------------------*/ 864f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#define PHDGAINMEMSIZE 5 874f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#define PHDTHR1LTP 9830 /* 0.6 in Q14 */ 884f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#define PHDTHR2LTP 14746 /* 0.9 in Q14 */ 894f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#define ONFACTPLUS1 16384 /* 2.0 in Q13 */ 904f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#define ONLENGTH 2 914f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 924f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber /*---------------------------------------------------------------------------- 934f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; EXTERNAL VARIABLES REFERENCES 944f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; Declare variables used in this module but defined elsewhere 954f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ----------------------------------------------------------------------------*/ 964f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber extern Word16 ph_imp_low_MR795[]; 974f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber extern Word16 ph_imp_mid_MR795[]; 984f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber extern Word16 ph_imp_low[]; 994f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber extern Word16 ph_imp_mid[]; 1004f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1014f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber /*---------------------------------------------------------------------------- 1024f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; SIMPLE TYPEDEF'S 1034f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ----------------------------------------------------------------------------*/ 1044f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1054f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber /*---------------------------------------------------------------------------- 1064f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; ENUMERATED TYPEDEF'S 1074f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ----------------------------------------------------------------------------*/ 1084f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1094f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber /*---------------------------------------------------------------------------- 1104f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; STRUCTURES TYPEDEF'S 1114f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ----------------------------------------------------------------------------*/ 1124f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber typedef struct 1134f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber { 1144f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Word16 gainMem[PHDGAINMEMSIZE]; 1154f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Word16 prevState; 1164f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Word16 prevCbGain; 1174f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Word16 lockFull; 1184f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Word16 onset; 1194f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber } ph_dispState; 1204f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1214f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber /*---------------------------------------------------------------------------- 1224f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; GLOBAL FUNCTION DEFINITIONS 1234f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; Function Prototype declaration 1244f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ----------------------------------------------------------------------------*/ 1254f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1264f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber /*---------------------------------------------------------------------------- 1274f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; 1284f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; Function: ph_disp_reset 1294f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; Purpose: Initializes state memory 1304f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; 1314f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ----------------------------------------------------------------------------*/ 1324f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Word16 ph_disp_reset(ph_dispState *state); 1334f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1344f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber /*---------------------------------------------------------------------------- 1354f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; 1364f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; Function: ph_disp_exit 1374f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; Purpose: The memory used for state memory is freed 1384f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; 1394f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ----------------------------------------------------------------------------*/ 1404f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber void ph_disp_exit(ph_dispState **state); 1414f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1424f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber /*---------------------------------------------------------------------------- 1434f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; 1444f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; Function: ph_disp_lock 1454f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; Purpose: mark phase dispersion as locked in state struct 1464f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; 1474f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ----------------------------------------------------------------------------*/ 1484f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber void ph_disp_lock(ph_dispState *state); 1494f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1504f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber /*---------------------------------------------------------------------------- 1514f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; 1524f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; Function: ph_disp_release 1534f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; Purpose: mark phase dispersion as unlocked in state struct 1544f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; 1554f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ----------------------------------------------------------------------------*/ 1564f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1574f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber void ph_disp_release(ph_dispState *state); 1584f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1594f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber /*---------------------------------------------------------------------------- 1604f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; 1614f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; Function: ph_disp 1624f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; Purpose: perform phase dispersion according to the specified codec 1634f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; mode and computes total excitation for synthesis part 1644f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; if decoder 1654f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; 1664f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ----------------------------------------------------------------------------*/ 1674f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1684f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber void ph_disp( 1694f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ph_dispState *state, /* i/o : State struct */ 1704f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber enum Mode mode, /* i : codec mode */ 1714f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Word16 x[], /* i/o Q0 : in: LTP excitation signal */ 1724f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber /* out: total excitation signal */ 1734f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Word16 cbGain, /* i Q1 : Codebook gain */ 1744f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Word16 ltpGain, /* i Q14 : LTP gain */ 1754f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Word16 inno[], /* i/o Q13 : Innovation vector (Q12 for 12.2) */ 1764f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Word16 pitch_fac, /* i Q14 : pitch factor used to scale the 1774f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber LTP excitation (Q13 for 12.2) */ 1784f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Word16 tmp_shift, /* i Q0 : shift factor applied to sum of 1794f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber scaled LTP ex & innov. before 1804f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber rounding */ 1814f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Flag *pOverflow /* i/o : oveflow indicator */ 1824f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ); 1834f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1844f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber /*---------------------------------------------------------------------------- 1854f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; END 1864f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ----------------------------------------------------------------------------*/ 1874f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#ifdef __cplusplus 1884f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber} 1894f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#endif 1904f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1914f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#endif /* _PH_DISP_H_ */ 1924f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 193