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/*
* @DEC_COPYRIGHT@ *//*
* HISTORY * $Log: sa_prototypes.h,v $ * Revision 1.1.8.4 1996/11/14 21:49:25 Hans_Graves * Added sa_AC3SetParamInt() proto. * [1996/11/14 21:48:29 Hans_Graves] * * Revision 1.1.8.3 1996/11/08 21:50:58 Hans_Graves * Added AC3 stuff. * [1996/11/08 21:18:58 Hans_Graves] * * Revision 1.1.8.2 1996/09/18 23:46:14 Hans_Graves * Changed proto for sa_PsychoAnal() * [1996/09/18 21:58:47 Hans_Graves] * * Revision 1.1.6.4 1996/04/10 21:47:34 Hans_Graves * Added sa_MpegGet/SetParam functions * [1996/04/10 21:38:49 Hans_Graves] * * Revision 1.1.6.3 1996/04/09 16:04:38 Hans_Graves * Fix protos for sa_SetMPEGBitrate and sa_SetMPEGParams) * [1996/04/09 16:02:14 Hans_Graves] * * Revision 1.1.6.2 1996/03/29 22:21:11 Hans_Graves * Added MPEG_SUPPORT and GSM_SUPPORT ifdefs * [1996/03/29 22:13:39 Hans_Graves] * * Revision 1.1.4.3 1996/01/19 15:29:34 Bjorn_Engberg * Removed compiler wanrnings for NT. * [1996/01/19 14:57:39 Bjorn_Engberg] * * Revision 1.1.4.2 1996/01/15 16:26:24 Hans_Graves * Added prototype for sa_SetMPEGBitrate() * [1996/01/15 15:43:13 Hans_Graves] * * Revision 1.1.2.3 1995/06/27 13:54:26 Hans_Graves * Added prototypes for GSM. * [1995/06/27 13:24:34 Hans_Graves] * * Revision 1.1.2.2 1995/05/31 18:09:45 Hans_Graves * Inclusion in new SLIB location. * [1995/05/31 15:34:15 Hans_Graves] * * Revision 1.1.2.3 1995/04/17 18:38:58 Hans_Graves * Added MPEG Encoding prototypes * [1995/04/17 18:32:28 Hans_Graves] * * Revision 1.1.2.2 1995/04/07 19:36:59 Hans_Graves * Inclusion in SLIB * [1995/04/07 19:31:43 Hans_Graves] * * $EndLog$ *//*****************************************************************************
** Copyright (c) Digital Equipment Corporation, 1995 **** **** All Rights Reserved. Unpublished rights reserved under the copyright **** laws of the United States. **** **** The software contained on this media is proprietary to and embodies **** the confidential technology of Digital Equipment Corporation. **** Possession, use, duplication or dissemination of the software and **** media is authorized only pursuant to a valid written license from **** Digital Equipment Corporation. **** **** RESTRICTED RIGHTS LEGEND Use, duplication, or disclosure by the U.S. **** Government is subject to restrictions as set forth in Subparagraph **** (c)(1)(ii) of DFARS 252.227-7013, or in FAR 52.227-19, as applicable. ********************************************************************************/
/*--------------------------------------------------------------------------
* SLIB Internals Prototype file (externals are in SA.h) * * Modification History: sa_prototypes.h * * 29-Jul-94 PSG Created *---------------------------------------------------------------------------*/
#ifndef _SA_PROTOTYPES_H
#define _SA_PROTOTYPES_H
#ifdef MPEG_SUPPORT
#include "sa_mpeg.h"
#endif /* MPEG_SUPPORT */
#ifdef GSM_SUPPORT
#include "sa_gsm.h"
#endif /* GSM_SUPPORT */
#ifdef AC3_SUPPORT
#include "sa_ac3.h"
#endif /* GSM_SUPPORT */
#include "sa_intrn.h"
/*---------------------------------------------------------------------------*//* Compress/Decompress Codec Prototypes *//*---------------------------------------------------------------------------*/
#ifdef MPEG_SUPPORT
/*
* sa_mpeg_common.c */extern SaStatus_t saMpegSetParamInt(SaHandle_t Sah, SaParameter_t param, qword value);extern SaStatus_t saMpegSetParamBoolean(SaHandle_t Sah, SaParameter_t param, ScBoolean_t value);extern qword saMpegGetParamInt(SaHandle_t Sah, SaParameter_t param);extern ScBoolean_t saMpegGetParamBoolean(SaHandle_t Svh, SaParameter_t param);
extern int sa_PickTable(SaFrameParams_t *fr_ps);extern void sa_ShowHeader(SaFrameParams_t *fr_ps);extern void sa_ShowBitAlloc(unsigned int bit_alloc[2][SBLIMIT], SaFrameParams_t *f_p);extern void sa_ShowScale(unsigned int bit_alloc[2][SBLIMIT], unsigned int scfsi[2][SBLIMIT], unsigned int scalar[2][3][SBLIMIT], SaFrameParams_t *fr_ps);extern void sa_ShowSamples(int ch, unsigned int FAR sample[SBLIMIT], unsigned int bit_alloc[SBLIMIT], SaFrameParams_t *fr_ps);extern int sa_BitrateIndex(int layr, int bRate);extern int sa_SmpFrqIndex(long sRate);extern void sa_CRCupdate(unsigned int data, unsigned int length, unsigned int *crc);extern void sa_CRCcalcI(SaFrameParams_t *fr_ps, unsigned int bit_alloc[2][SBLIMIT], unsigned int *crc);extern void sa_CRCcalcII(SaFrameParams_t *fr_ps, unsigned int bit_alloc[2][SBLIMIT], unsigned int scfsi[2][SBLIMIT], unsigned int *crc);extern SaStatus_t sa_hdr_to_frps(SaFrameParams_t *fr_ps);
/*
* sa_mpeg_decode.c */extern SaStatus_t sa_DecompressMPEG(SaCodecInfo_t *Info, unsigned char *buffer, unsigned int size, unsigned int *ret_length);extern SaStatus_t sa_DecodeInfo(ScBitstream_t *bs, SaFrameParams_t *fr_ps);extern SaStatus_t sa_InitMpegDecoder(SaCodecInfo_t *Info);extern SaStatus_t sa_EndMpegDecoder(SaCodecInfo_t *Info);
/*
* sa_mpeg_encode.c */extern SaStatus_t sa_MpegVerifyEncoderSettings(SaHandle_t Sah);extern SaStatus_t sa_CompressMPEG(SaCodecInfo_t *Info, unsigned char *dcmp_buf, unsigned int *dcmp_len, unsigned int *comp_len);extern SaStatus_t sa_InitMpegEncoder(SaCodecInfo_t *Info);extern SaStatus_t sa_EndMpegEncoder(SaCodecInfo_t *Info);extern unsigned int sa_GetMPEGSampleSize(SaCodecInfo_t *Info);
/*
** sa_mpeg_tonal.c*/extern void sa_II_Psycho_One(float buffer[2][1152], float scale[2][SBLIMIT], float ltmin[2][SBLIMIT], SaFrameParams_t *fr_ps);extern void sa_I_Psycho_One(float buffer[2][1152], float scale[2][SBLIMIT], float ltmin[2][SBLIMIT], SaFrameParams_t *fr_ps);/*
** sa_mpeg_psy.c*/extern void sa_PsychoAnal(SaMpegCompressInfo_t *MCInfo, float *buffer, float savebuf[1056],int chn,int lay, float snr32[32],float sfreq,int num_pass);#endif /* MPEG_SUPPORT */
#ifdef GSM_SUPPORT
/*
** sa_gsm_common.c*/SaStatus_t sa_InitGSM(SaGSMInfo_t *info);
extern word gsm_mult(word a, word b);extern dword gsm_L_mult(word a, word b);extern word gsm_mult_r(word a, word b);extern word gsm_div(word num, word denum);extern word gsm_add( word a, word b );extern dword gsm_L_add(dword a, dword b );extern word gsm_sub(word a, word b);extern dword gsm_L_sub(dword a, dword b);extern word gsm_abs(word a);extern word gsm_norm(dword a);extern dword gsm_L_asl(dword a, int n);extern word gsm_asl(word a, int n);extern dword gsm_L_asr(dword a, int n);extern word gsm_asr(word a, int n);
/*
** sa_gsm_encode.c*/extern SaStatus_t sa_GSMEncode(SaGSMInfo_t *s, word *dcmp_buf, unsigned int *dcmp_len, unsigned char *comp_buf, ScBitstream_t *bsout);extern void Gsm_Long_Term_Predictor(SaGSMInfo_t *S, word *d, word *dp, word *e, word *dpp, word *Nc, word *bc);extern void Gsm_Encoding(SaGSMInfo_t *S, word *e, word *ep, word *xmaxc, word *Mc, word *xMc);extern void Gsm_Short_Term_Analysis_Filter(SaGSMInfo_t *S,word *LARc,word *d);/*
** sa_gsm_decode.c*/extern int sa_GSMDecode(SaGSMInfo_t *s, unsigned char *comp_buf, word *dcmp_buf);extern void Gsm_Decoding(SaGSMInfo_t *S, word xmaxcr, word Mcr, word *xMcr, word *erp);extern void Gsm_Long_Term_Synthesis_Filtering(SaGSMInfo_t *S, word Ncr, word bcr, word *erp, word *drp);void Gsm_RPE_Decoding(SaGSMInfo_t *S, word xmaxcr, word Mcr, word * xMcr, word * erp);void Gsm_RPE_Encoding(SaGSMInfo_t *S, word *e, word *xmaxc, word *Mc, word *xMc);/*
** sa_gsm_filter.c*/extern void Gsm_Short_Term_Synthesis_Filter(SaGSMInfo_t *S, word *LARcr, word *drp, word *s);extern void Gsm_Update_of_reconstructed_short_time_residual_signal(word *dpp, word *ep, word *dp);/*
** sa_gsm_table.c*/extern word gsm_A[8], gsm_B[8], gsm_MIC[8], gsm_MAC[8];extern word gsm_INVA[8];extern word gsm_DLB[4], gsm_QLB[4];extern word gsm_H[11];extern word gsm_NRFAC[8];extern word gsm_FAC[8];#endif /* GSM_SUPPORT */
#ifdef AC3_SUPPORT
/* AC-3 specific stuff goes here *//*
* sa_ac3_decode.c */extern SaStatus_t sa_DecompressAC3(SaCodecInfo_t *Info, unsigned char **buffer, unsigned int size, unsigned int *ret_length);extern SaStatus_t sa_InitAC3Decoder(SaCodecInfo_t *Info);extern SaStatus_t sa_EndAC3Decoder(SaCodecInfo_t *Info);extern SaStatus_t saAC3SetParamInt(SaHandle_t Sah, SaParameter_t param, qword value);
#endif /* AC3_SUPPORT */
#ifdef G723_SUPPORT
/* G723 encoder functions.
sa_g723_coder.c*/typedef short int Flag ;extern void saG723CompressInit(SaG723Info_t *psaG723Info);
//DataBuff :Input frame (480 bytes)
//Vout :Encoded frame (20 bytes :5.3K bits/s
// (24 bytes :6.3K bits/s)
extern SaStatus_t saG723Compress( SaCodecInfo_t *Info,word *DataBuff, char *Vout );
extern void saG723CompressFree(SaG723Info_t *psaG723Info);
/* G723 decoder functions.
sa_g723_decod.c*/extern void saG723DecompressInit(SaG723Info_t *psaG723Info);
//DataBuff :Empty Buffer to hold decoded frame(480 bytes)
//Vinp :Encoded frame (20 bytes :5.3K bits/s
// (24 bytes :6.3K bits/s)
//Crc : Transmission Error code (Cyclic Redundant code)
extern SaStatus_t saG723Decompress( SaCodecInfo_t *Info,word *DataBuff, char *Vinp, word Crc );
extern void saG723DecompressFree(SaG723Info_t *psaG723Info);
extern SaStatus_t saG723SetParamInt(SaHandle_t Sah, SaParameter_t param, qword value);
extern SaStatus_t saG723SetParamBoolean(SaHandle_t Sah, SaParameter_t param, ScBoolean_t value);
extern qword saG723GetParamInt(SaHandle_t Sah, SaParameter_t param);
extern ScBoolean_t saG723GetParamBoolean(SaHandle_t Svh, SaParameter_t param);
#endif /* G723_SUPPORT */
#endif _SA_PROTOTYPES_H
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