formats.c

G.711,G.723.1,G.726,G.729,GSM CODEC C/C++ code

/*////////////////////////////////////////////////////////////////////////
//
// INTEL CORPORATION PROPRIETARY INFORMATION
// This software is supplied under the terms of a license agreement or
// nondisclosure agreement with Intel Corporation and may not be copied
// or disclosed except in accordance with the terms of that agreement.
// Copyright (c) 2005 Intel Corporation. All Rights Reserved.
//
//   Intel(R)  Integrated Performance Primitives
//
//     USC speech codec sample
//
// By downloading and installing this sample, you hereby agree that the
// accompanying Materials are being provided to you under the terms and
// conditions of the End User License Agreement for the Intel(R) Integrated
// Performance Primitives product previously accepted by you. Please refer
// to the file ipplic.htm located in the root directory of your Intel(R) IPP
// product installation for more information.
//
// Purpose: USC formats library API functions.
//
////////////////////////////////////////////////////////////////////////*/


#include "uscfmt.h"
#include "formats.h"
#include "uscreg.h"
#include "string.h"

#define FORMAT_INFO_VERSION USC_MAKE_FORMAT_DET_VERSION(1,0)

static int GetNumFormats(void);
static int GetNameByFormatTag(int lFormatTag, char *pDstCodecName);
static int GetFormatDetailsByFormatTag(int lFormatTag, int *pFormatDetails);
static int GetFormatTagByNameAndByDetails(const char *pSrcCodecName, int fmtDetails, int *lFormatTag);

USCFMTINFO usc_fmt_info_Fxns USC_FORMAT_INFO_FXNS={
   GetNumFormats,
   GetNameByFormatTag,
   GetFormatDetailsByFormatTag,
   GetFormatTagByNameAndByDetails
};

fmtInfo uscFormatsInfo[] = {
   "AMRWB",      WAVE_FORMAT_IPP_AMRWB, USC_MAKE_FORMAT_DET(0,0,0,1,0),
   "AMRWB",   WAVE_FORMAT_IPP_AMRWBVAD, USC_MAKE_FORMAT_DET(1,0,0,1,0),
    "G723",       WAVE_FORMAT_IPP_G723, USC_MAKE_FORMAT_DET(0,1,1,0,0),
    "G723",    WAVE_FORMAT_IPP_G723VAD, USC_MAKE_FORMAT_DET(1,1,1,0,0),
    "G726",       WAVE_FORMAT_IPP_G726, USC_MAKE_FORMAT_DET(0,0,0,0,0),
    "G728",       WAVE_FORMAT_IPP_G728, USC_MAKE_FORMAT_DET(0,0,1,0,0),
   "G729I",      WAVE_FORMAT_IPP_G729I, USC_MAKE_FORMAT_DET(0,0,0,0,0),
   "G729I",   WAVE_FORMAT_IPP_G729IVAD, USC_MAKE_FORMAT_DET(1,0,0,0,0),
   "G729A",      WAVE_FORMAT_IPP_G729A, USC_MAKE_FORMAT_DET(0,0,0,0,0),
   "G729A",   WAVE_FORMAT_IPP_G729AVAD, USC_MAKE_FORMAT_DET(1,0,0,0,0),
  "GSMAMR",        WAVE_FORMAT_IPP_AMR, USC_MAKE_FORMAT_DET(0,0,0,1,0),
  "GSMAMR",     WAVE_FORMAT_IPP_AMRVAD, USC_MAKE_FORMAT_DET(1,0,0,1,0),
   "GSMFR",      WAVE_FORMAT_IPP_GSMFR, USC_MAKE_FORMAT_DET(0,0,0,0,0),
   "GSMFR",   WAVE_FORMAT_IPP_GSMFRVAD, USC_MAKE_FORMAT_DET(1,0,0,0,0),
    "G722",      WAVE_FORMAT_IPP_G7221, USC_MAKE_FORMAT_DET(0,0,0,0,0),
 "G729IFP",    WAVE_FORMAT_IPP_G729IFP, USC_MAKE_FORMAT_DET(0,0,0,0,0),
 "G729IFP", WAVE_FORMAT_IPP_G729IFPVAD, USC_MAKE_FORMAT_DET(1,0,0,0,0),
 "G729AFP",    WAVE_FORMAT_IPP_G729AFP, USC_MAKE_FORMAT_DET(0,0,0,0,0),
 "G729AFP", WAVE_FORMAT_IPP_G729AFPVAD, USC_MAKE_FORMAT_DET(1,0,0,0,0),
  "G722SB",     WAVE_FORMAT_IPP_G722SB, USC_MAKE_FORMAT_DET(0,1,1,0,0),
   "G711A",      WAVE_FORMAT_IPP_G711A, USC_MAKE_FORMAT_DET(0,0,1,0,0),
   "G711A",   WAVE_FORMAT_IPP_G711AVAD, USC_MAKE_FORMAT_DET(1,0,1,0,0),
   "G711U",      WAVE_FORMAT_IPP_G711U, USC_MAKE_FORMAT_DET(0,0,1,0,0),
   "G711U",   WAVE_FORMAT_IPP_G711UVAD, USC_MAKE_FORMAT_DET(1,0,1,0,0)
};

uscFormats USC_FORMATS = {
   24,
   uscFormatsInfo
};

/* /////////////////////////////////////////////////////////////////////////////
//  Name:        GetFormatsInfoVersion
//  Purpose:     getting version of the format library.
//  Returns:     number of of avialable formats.
//  Parameters:
//
*/
int GetFormatsInfoVersion()
{
   return FORMAT_INFO_VERSION;
}
/* /////////////////////////////////////////////////////////////////////////////
//  Name:        GetNumFormats
//  Purpose:     getting number of of avialable formats.
//  Returns:     number of of avialable formats.
//  Parameters:
//
*/
static int GetNumFormats()
{
   return USC_FORMATS.nEntries;
}

/* /////////////////////////////////////////////////////////////////////////////
//  Name:        GetNameByFormatTag
//  Purpose:     getting codec name by format tag.
//  Returns:     1 if success, 0 if fails.
//  Parameters:
//    lFormatTag        input format tag.
//    pDstCodecName     pointer to the output codec name.
*/
static int GetNameByFormatTag(int lFormatTag, char *pDstCodecName)
{
   int i;
   for(i=0;i<USC_FORMATS.nEntries;i++) {
      if(USC_FORMATS.formatsInfo[i].lFormatTag==lFormatTag){
         strcpy(pDstCodecName,USC_FORMATS.formatsInfo[i].codecName);
         return 1;
      }
   }
   return 0;
}

/* /////////////////////////////////////////////////////////////////////////////
//  Name:        GetFormatDetailsByFormatTag
//  Purpose:     getting format details in USC_MAKE_FORMAT_DET form by format tag.
//  Returns:     1 if success, 0 if fails.
//  Parameters:
//    lFormatTag        input format tag.
//    pFormatDetails    pointer to the output format details in USC_MAKE_FORMAT_DET form.
*/
static int GetFormatDetailsByFormatTag(int lFormatTag, int *pFormatDetails)
{
   int i;
   for(i=0;i<USC_FORMATS.nEntries;i++) {
      if(USC_FORMATS.formatsInfo[i].lFormatTag==lFormatTag){
         *pFormatDetails = USC_FORMATS.formatsInfo[i].fmtDetails;
         return 1;
      }
   }
   return 0;
}

static int CompareDetails(int SrcDetails, int RefDetails)
{
   if((GET_VAD_FROM_FORMAT_DET(SrcDetails)==GET_VAD_FROM_FORMAT_DET(RefDetails)) &&
      (GET_HPF_FROM_FORMAT_DET(SrcDetails)==GET_HPF_FROM_FORMAT_DET(RefDetails)) &&
      (GET_PF_FROM_FORMAT_DET(SrcDetails)==GET_PF_FROM_FORMAT_DET(RefDetails)) &&
      (GET_TRUNC_FROM_FORMAT_DET(SrcDetails)==GET_TRUNC_FROM_FORMAT_DET(RefDetails)) &&
      (GET_LAW_FROM_FORMAT_DET(SrcDetails)==GET_LAW_FROM_FORMAT_DET(RefDetails)))
      return 1;
   return 0;
}
/* /////////////////////////////////////////////////////////////////////////////
//  Name:        GetFormatTagByNameAndByDetails
//  Purpose:     getting format tag by codec name and format details in USC_MAKE_FORMAT_DET.
//  Returns:     1 if success, 0 if fails.
//  Parameters:
//    pSrcCodecName     pointer to the input codec name.
//    fmtDetails        format details in USC_MAKE_FORMAT_DET form.
//    lFormatTag        pointer to the output format tag.
*/
static int GetFormatTagByNameAndByDetails(const char *pSrcCodecName, int fmtDetails, int *lFormatTag)
{
   int i;
   for(i=0;i<USC_FORMATS.nEntries;i++) {
      if((strcmp(USC_FORMATS.formatsInfo[i].codecName,pSrcCodecName)==0)&&
         CompareDetails(fmtDetails, USC_FORMATS.formatsInfo[i].fmtDetails)){
         *lFormatTag = USC_FORMATS.formatsInfo[i].lFormatTag;
         return 1;
      }
   }
   return 0;
}