freeswitch/libs/silk/src/SKP_Silk_resample_rom.h

108 lines
5.4 KiB
C

/***********************************************************************
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/* *
* File Name: SKP_Silk_resample_rom.h *
* *
* Description: Header file for FIR resampling of *
* 32 and 44 kHz input *
* *
* Copyright 2007 (c), Skype Limited *
* All rights reserved. *
* *
* Date: 070807 *
* */
#ifndef _SKP_SILK_FIX_RESAMPLE_ROM_H_
#define _SKP_SILK_FIX_RESAMPLE_ROM_H_
#include "SKP_Silk_typedef.h"
#ifdef __cplusplus
extern "C"
{
#endif
#define SigProc_Resample_bw_1_4_NUM_INTERPOLATORS_LOG2 7
#define SigProc_Resample_bw_1_4_NUM_INTERPOLATORS (1 << SigProc_Resample_bw_1_4_NUM_INTERPOLATORS_LOG2)
#define SigProc_Resample_bw_1_4_NUM_FIR_COEFS 6
extern const SKP_int16 SigProc_Resample_bw_1_4_INTERPOL[SigProc_Resample_bw_1_4_NUM_INTERPOLATORS][SigProc_Resample_bw_1_4_NUM_FIR_COEFS];
#define SigProc_Resample_bw_80_441_NUM_INTERPOLATORS_LOG2 6
#define SigProc_Resample_bw_80_441_NUM_INTERPOLATORS (1 << SigProc_Resample_bw_80_441_NUM_INTERPOLATORS_LOG2)
#define SigProc_Resample_bw_80_441_NUM_FIR_COEFS 4
extern const SKP_int16 SigProc_Resample_bw_80_441_INTERPOL[SigProc_Resample_bw_80_441_NUM_INTERPOLATORS][SigProc_Resample_bw_80_441_NUM_FIR_COEFS];
#define SigProc_Resample_2_3_coarse_NUM_INTERPOLATORS 2
#define SigProc_Resample_2_3_coarse_NUM_FIR_COEFS 32
extern const SKP_int16 SigProc_Resample_2_3_coarse_INTERPOL[SigProc_Resample_2_3_coarse_NUM_INTERPOLATORS][SigProc_Resample_2_3_coarse_NUM_FIR_COEFS];
#define SigProc_Resample_2_3_coarsest_NUM_INTERPOLATORS 2
#define SigProc_Resample_2_3_coarsest_NUM_FIR_COEFS 10
extern const SKP_int16 SigProc_Resample_2_3_coarsest_INTERPOL[SigProc_Resample_2_3_coarsest_NUM_INTERPOLATORS][SigProc_Resample_2_3_coarsest_NUM_FIR_COEFS];
#define SigProc_Resample_3_2_coarse_NUM_INTERPOLATORS 3
#define SigProc_Resample_3_2_coarse_NUM_FIR_COEFS 8
extern const SKP_int16 SigProc_Resample_3_2_coarse_INTERPOL[SigProc_Resample_3_2_coarse_NUM_INTERPOLATORS][SigProc_Resample_3_2_coarse_NUM_FIR_COEFS];
#define SigProc_Resample_147_40_NUM_INTERPOLATORS 147
#define SigProc_Resample_147_40_NUM_FIR_COEFS 20
extern const SKP_int16 SigProc_Resample_147_40_INTERPOL[SigProc_Resample_147_40_NUM_INTERPOLATORS][SigProc_Resample_147_40_NUM_FIR_COEFS];
#define SigProc_Resample_147_40_alt_NUM_INTERPOLATORS 147
#define SigProc_Resample_147_40_alt_NUM_FIR_COEFS 10
extern const SKP_int16 SigProc_Resample_147_40_alt_INTERPOL[SigProc_Resample_147_40_alt_NUM_INTERPOLATORS][SigProc_Resample_147_40_alt_NUM_FIR_COEFS];
#define SigProc_Resample_147_40_coarse_NUM_INTERPOLATORS 147
#define SigProc_Resample_147_40_coarse_NUM_FIR_COEFS 16
extern const SKP_int16 SigProc_Resample_147_40_coarse_INTERPOL[SigProc_Resample_147_40_coarse_NUM_INTERPOLATORS][SigProc_Resample_147_40_coarse_NUM_FIR_COEFS];
#define SigProc_Resample_40_147_NUM_INTERPOLATORS 40
#define SigProc_Resample_40_147_NUM_FIR_COEFS 60
extern const SKP_int16 SigProc_Resample_40_147_INTERPOL[SigProc_Resample_40_147_NUM_INTERPOLATORS][SigProc_Resample_40_147_NUM_FIR_COEFS];
#define SigProc_Resample_40_147_coarse_NUM_INTERPOLATORS 40
#define SigProc_Resample_40_147_coarse_NUM_FIR_COEFS 30
extern const SKP_int16 SigProc_Resample_40_147_coarse_INTERPOL[SigProc_Resample_40_147_coarse_NUM_INTERPOLATORS][SigProc_Resample_40_147_coarse_NUM_FIR_COEFS];
#ifdef __cplusplus
}
#endif
#endif // _SKP_SILK_FIX_RESAMPLE_ROM_H_