diff options
Diffstat (limited to 'thirdparties/win32/include/ilbc/iLBC_define.h')
| -rwxr-xr-x | thirdparties/win32/include/ilbc/iLBC_define.h | 300 |
1 files changed, 150 insertions, 150 deletions
diff --git a/thirdparties/win32/include/ilbc/iLBC_define.h b/thirdparties/win32/include/ilbc/iLBC_define.h index 904f370..f8d31ce 100755 --- a/thirdparties/win32/include/ilbc/iLBC_define.h +++ b/thirdparties/win32/include/ilbc/iLBC_define.h @@ -1,220 +1,220 @@ - /****************************************************************** +/****************************************************************** - iLBC Speech Coder ANSI-C Source Code + iLBC Speech Coder ANSI-C Source Code - iLBC_define.h + iLBC_define.h - Copyright (C) The Internet Society (2004). - All Rights Reserved. + Copyright (C) The Internet Society (2004). + All Rights Reserved. - ******************************************************************/ - #include <string.h> +******************************************************************/ +#include <string.h> - #ifndef __iLBC_ILBCDEFINE_H - #define __iLBC_ILBCDEFINE_H +#ifndef __iLBC_ILBCDEFINE_H +#define __iLBC_ILBCDEFINE_H - /* general codec settings */ +/* general codec settings */ - #define FS (float)8000.0 - #define BLOCKL_20MS 160 - #define BLOCKL_30MS 240 - #define BLOCKL_MAX 240 - #define NSUB_20MS 4 - #define NSUB_30MS 6 - #define NSUB_MAX 6 - #define NASUB_20MS 2 +#define FS (float)8000.0 +#define BLOCKL_20MS 160 +#define BLOCKL_30MS 240 +#define BLOCKL_MAX 240 +#define NSUB_20MS 4 +#define NSUB_30MS 6 +#define NSUB_MAX 6 +#define NASUB_20MS 2 - #define NASUB_30MS 4 - #define NASUB_MAX 4 - #define SUBL 40 - #define STATE_LEN 80 - #define STATE_SHORT_LEN_30MS 58 - #define STATE_SHORT_LEN_20MS 57 +#define NASUB_30MS 4 +#define NASUB_MAX 4 +#define SUBL 40 +#define STATE_LEN 80 +#define STATE_SHORT_LEN_30MS 58 +#define STATE_SHORT_LEN_20MS 57 - /* LPC settings */ +/* LPC settings */ - #define LPC_FILTERORDER 10 - #define LPC_CHIRP_SYNTDENUM (float)0.9025 - #define LPC_CHIRP_WEIGHTDENUM (float)0.4222 - #define LPC_LOOKBACK 60 - #define LPC_N_20MS 1 - #define LPC_N_30MS 2 - #define LPC_N_MAX 2 - #define LPC_ASYMDIFF 20 - #define LPC_BW (float)60.0 - #define LPC_WN (float)1.0001 - #define LSF_NSPLIT 3 - #define LSF_NUMBER_OF_STEPS 4 - #define LPC_HALFORDER (LPC_FILTERORDER/2) +#define LPC_FILTERORDER 10 +#define LPC_CHIRP_SYNTDENUM (float)0.9025 +#define LPC_CHIRP_WEIGHTDENUM (float)0.4222 +#define LPC_LOOKBACK 60 +#define LPC_N_20MS 1 +#define LPC_N_30MS 2 +#define LPC_N_MAX 2 +#define LPC_ASYMDIFF 20 +#define LPC_BW (float)60.0 +#define LPC_WN (float)1.0001 +#define LSF_NSPLIT 3 +#define LSF_NUMBER_OF_STEPS 4 +#define LPC_HALFORDER (LPC_FILTERORDER/2) - /* cb settings */ +/* cb settings */ - #define CB_NSTAGES 3 - #define CB_EXPAND 2 - #define CB_MEML 147 - #define CB_FILTERLEN 2*4 - #define CB_HALFFILTERLEN 4 - #define CB_RESRANGE 34 - #define CB_MAXGAIN (float)1.3 +#define CB_NSTAGES 3 +#define CB_EXPAND 2 +#define CB_MEML 147 +#define CB_FILTERLEN 2*4 +#define CB_HALFFILTERLEN 4 +#define CB_RESRANGE 34 +#define CB_MAXGAIN (float)1.3 - /* enhancer */ +/* enhancer */ - #define ENH_BLOCKL 80 /* block length */ - #define ENH_BLOCKL_HALF (ENH_BLOCKL/2) - #define ENH_HL 3 /* 2*ENH_HL+1 is number blocks +#define ENH_BLOCKL 80 /* block length */ +#define ENH_BLOCKL_HALF (ENH_BLOCKL/2) +#define ENH_HL 3 /* 2*ENH_HL+1 is number blocks in said second sequence */ - #define ENH_SLOP 2 /* max difference estimated and +#define ENH_SLOP 2 /* max difference estimated and correct pitch period */ - #define ENH_PLOCSL 20 /* pitch-estimates and pitch- +#define ENH_PLOCSL 20 /* pitch-estimates and pitch- locations buffer length */ - #define ENH_OVERHANG 2 - #define ENH_UPS0 4 /* upsampling rate */ - #define ENH_FL0 3 /* 2*FLO+1 is the length of +#define ENH_OVERHANG 2 +#define ENH_UPS0 4 /* upsampling rate */ +#define ENH_FL0 3 /* 2*FLO+1 is the length of each filter */ - #define ENH_VECTL (ENH_BLOCKL+2*ENH_FL0) +#define ENH_VECTL (ENH_BLOCKL+2*ENH_FL0) - #define ENH_CORRDIM (2*ENH_SLOP+1) - #define ENH_NBLOCKS (BLOCKL_MAX/ENH_BLOCKL) - #define ENH_NBLOCKS_EXTRA 5 - #define ENH_NBLOCKS_TOT 8 /* ENH_NBLOCKS + +#define ENH_CORRDIM (2*ENH_SLOP+1) +#define ENH_NBLOCKS (BLOCKL_MAX/ENH_BLOCKL) +#define ENH_NBLOCKS_EXTRA 5 +#define ENH_NBLOCKS_TOT 8 /* ENH_NBLOCKS + ENH_NBLOCKS_EXTRA */ - #define ENH_BUFL (ENH_NBLOCKS_TOT)*ENH_BLOCKL - #define ENH_ALPHA0 (float)0.05 +#define ENH_BUFL (ENH_NBLOCKS_TOT)*ENH_BLOCKL +#define ENH_ALPHA0 (float)0.05 - /* Down sampling */ +/* Down sampling */ - #define FILTERORDER_DS 7 - #define DELAY_DS 3 - #define FACTOR_DS 2 +#define FILTERORDER_DS 7 +#define DELAY_DS 3 +#define FACTOR_DS 2 - /* bit stream defs */ +/* bit stream defs */ - #define NO_OF_BYTES_20MS 38 - #define NO_OF_BYTES_30MS 50 - #define NO_OF_WORDS_20MS 19 - #define NO_OF_WORDS_30MS 25 - #define STATE_BITS 3 - #define BYTE_LEN 8 - #define ULP_CLASSES 3 +#define NO_OF_BYTES_20MS 38 +#define NO_OF_BYTES_30MS 50 +#define NO_OF_WORDS_20MS 19 +#define NO_OF_WORDS_30MS 25 +#define STATE_BITS 3 +#define BYTE_LEN 8 +#define ULP_CLASSES 3 - /* help parameters */ +/* help parameters */ - #define FLOAT_MAX (float)1.0e37 - #define EPS (float)2.220446049250313e-016 - #define PI (float)3.14159265358979323846 - #define MIN_SAMPLE -32768 - #define MAX_SAMPLE 32767 - #define TWO_PI (float)6.283185307 - #define PI2 (float)0.159154943 +#define FLOAT_MAX (float)1.0e37 +#define EPS (float)2.220446049250313e-016 +#define PI (float)3.14159265358979323846 +#define MIN_SAMPLE -32768 +#define MAX_SAMPLE 32767 +#define TWO_PI (float)6.283185307 +#define PI2 (float)0.159154943 - /* type definition encoder instance */ - typedef struct iLBC_ULP_Inst_t_ { - int lsf_bits[6][ULP_CLASSES+2]; - int start_bits[ULP_CLASSES+2]; - int startfirst_bits[ULP_CLASSES+2]; - int scale_bits[ULP_CLASSES+2]; - int state_bits[ULP_CLASSES+2]; - int extra_cb_index[CB_NSTAGES][ULP_CLASSES+2]; - int extra_cb_gain[CB_NSTAGES][ULP_CLASSES+2]; - int cb_index[NSUB_MAX][CB_NSTAGES][ULP_CLASSES+2]; - int cb_gain[NSUB_MAX][CB_NSTAGES][ULP_CLASSES+2]; - } iLBC_ULP_Inst_t; +/* type definition encoder instance */ +typedef struct iLBC_ULP_Inst_t_ { + int lsf_bits[6][ULP_CLASSES+2]; + int start_bits[ULP_CLASSES+2]; + int startfirst_bits[ULP_CLASSES+2]; + int scale_bits[ULP_CLASSES+2]; + int state_bits[ULP_CLASSES+2]; + int extra_cb_index[CB_NSTAGES][ULP_CLASSES+2]; + int extra_cb_gain[CB_NSTAGES][ULP_CLASSES+2]; + int cb_index[NSUB_MAX][CB_NSTAGES][ULP_CLASSES+2]; + int cb_gain[NSUB_MAX][CB_NSTAGES][ULP_CLASSES+2]; +} iLBC_ULP_Inst_t; - /* type definition encoder instance */ +/* type definition encoder instance */ - typedef struct iLBC_Enc_Inst_t_ { +typedef struct iLBC_Enc_Inst_t_ { - /* flag for frame size mode */ - int mode; + /* flag for frame size mode */ + int mode; - /* basic parameters for different frame sizes */ - int blockl; - int nsub; - int nasub; - int no_of_bytes, no_of_words; - int lpc_n; - int state_short_len; - const iLBC_ULP_Inst_t *ULP_inst; + /* basic parameters for different frame sizes */ + int blockl; + int nsub; + int nasub; + int no_of_bytes, no_of_words; + int lpc_n; + int state_short_len; + const iLBC_ULP_Inst_t *ULP_inst; - /* analysis filter state */ - float anaMem[LPC_FILTERORDER]; + /* analysis filter state */ + float anaMem[LPC_FILTERORDER]; - /* old lsf parameters for interpolation */ - float lsfold[LPC_FILTERORDER]; - float lsfdeqold[LPC_FILTERORDER]; + /* old lsf parameters for interpolation */ + float lsfold[LPC_FILTERORDER]; + float lsfdeqold[LPC_FILTERORDER]; - /* signal buffer for LP analysis */ - float lpc_buffer[LPC_LOOKBACK + BLOCKL_MAX]; + /* signal buffer for LP analysis */ + float lpc_buffer[LPC_LOOKBACK + BLOCKL_MAX]; - /* state of input HP filter */ - float hpimem[4]; + /* state of input HP filter */ + float hpimem[4]; - } iLBC_Enc_Inst_t; +} iLBC_Enc_Inst_t; - /* type definition decoder instance */ - typedef struct iLBC_Dec_Inst_t_ { +/* type definition decoder instance */ +typedef struct iLBC_Dec_Inst_t_ { - /* flag for frame size mode */ - int mode; + /* flag for frame size mode */ + int mode; - /* basic parameters for different frame sizes */ - int blockl; - int nsub; - int nasub; - int no_of_bytes, no_of_words; - int lpc_n; - int state_short_len; - const iLBC_ULP_Inst_t *ULP_inst; + /* basic parameters for different frame sizes */ + int blockl; + int nsub; + int nasub; + int no_of_bytes, no_of_words; + int lpc_n; + int state_short_len; + const iLBC_ULP_Inst_t *ULP_inst; - /* synthesis filter state */ - float syntMem[LPC_FILTERORDER]; + /* synthesis filter state */ + float syntMem[LPC_FILTERORDER]; - /* old LSF for interpolation */ + /* old LSF for interpolation */ - float lsfdeqold[LPC_FILTERORDER]; + float lsfdeqold[LPC_FILTERORDER]; - /* pitch lag estimated in enhancer and used in PLC */ - int last_lag; + /* pitch lag estimated in enhancer and used in PLC */ + int last_lag; - /* PLC state information */ - int prevLag, consPLICount, prevPLI, prev_enh_pl; - float prevLpc[LPC_FILTERORDER+1]; - float prevResidual[NSUB_MAX*SUBL]; - float per; - unsigned long seed; + /* PLC state information */ + int prevLag, consPLICount, prevPLI, prev_enh_pl; + float prevLpc[LPC_FILTERORDER+1]; + float prevResidual[NSUB_MAX*SUBL]; + float per; + unsigned long seed; - /* previous synthesis filter parameters */ - float old_syntdenum[(LPC_FILTERORDER + 1)*NSUB_MAX]; + /* previous synthesis filter parameters */ + float old_syntdenum[(LPC_FILTERORDER + 1)*NSUB_MAX]; - /* state of output HP filter */ - float hpomem[4]; + /* state of output HP filter */ + float hpomem[4]; - /* enhancer state information */ - int use_enhancer; - float enh_buf[ENH_BUFL]; - float enh_period[ENH_NBLOCKS_TOT]; + /* enhancer state information */ + int use_enhancer; + float enh_buf[ENH_BUFL]; + float enh_period[ENH_NBLOCKS_TOT]; - } iLBC_Dec_Inst_t; +} iLBC_Dec_Inst_t; - #endif +#endif |
