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* GSM AMR speech codec Version 2.0.0 February 8, 1999 334f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber* 344f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber***************************************************************************** 354f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber* 364f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber* File : sp_dec.h 374f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber* Purpose : Decoding and post filtering of one speech frame. 384f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber* 394f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 404f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Description: Replaced "int" and/or "char" with OSCL defined types. 414f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 424f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber***************************************************************************** 434f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber*/ 444f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#ifndef sp_dec_h 454f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#define sp_dec_h "$Id $" 464f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 474f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber/* 484f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber***************************************************************************** 494f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber* INCLUDE FILES 504f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber***************************************************************************** 514f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber*/ 524f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#include "typedef.h" 534f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#include "cnst.h" 544f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#include "dec_amr.h" 554f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#include "pstfilt.h" 564f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#include "post_pro.h" 574f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#include "mode.h" 584f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 594f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber/* 604f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber***************************************************************************** 614f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber* DEFINITION OF DATA TYPES 624f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber***************************************************************************** 634f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber*/ 644f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Hubertypedef struct 654f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber{ 664f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Decoder_amrState decoder_amrState; 674f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Post_FilterState post_state; 684f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Post_ProcessState postHP_state; 694f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber enum Mode prev_mode; 704f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber} Speech_Decode_FrameState; 714f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 724f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber/* 734f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber***************************************************************************** 744f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber* DECLARATION OF PROTOTYPES 754f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber***************************************************************************** 764f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber*/ 774f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 784f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#if defined(__cplusplus) 794f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huberextern "C" 804f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber{ 814f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#endif 824f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Word16 GSMInitDecode(void **state_data, 834f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Word8 *id); 844f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber /* initialize one instance of the speech decoder 854f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Stores pointer to filter status struct in *st. This pointer has to 864f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber be passed to Speech_Decode_Frame in each call. 874f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber returns 0 on success 884f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber */ 894f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 904f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Word16 Speech_Decode_Frame_reset(void *state_data); 914f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber /* reset speech decoder (i.e. set state memory to zero) 924f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber returns 0 on success 934f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber */ 944f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 954f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber void GSMDecodeFrameExit(void **state_data); 964f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber /* de-initialize speech decoder (i.e. free status struct) 974f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber stores NULL in *s 984f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber */ 994f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1004f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber void GSMFrameDecode( 1014f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Speech_Decode_FrameState *st, /* io: post filter states */ 1024f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber enum Mode mode, /* i : AMR mode */ 1034f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Word16 *serial, /* i : serial bit stream */ 1044f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber enum RXFrameType frame_type, /* i : Frame type */ 1054f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Word16 *synth /* o : synthesis speech (postfiltered */ 1064f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber /* output) */ 1074f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ); 1084f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber /* return 0 on success 1094f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber */ 1104f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#if defined(__cplusplus) 1114f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber} 1124f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#endif 1134f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#endif 114