long_term.c File Reference

#include <stdio.h>
#include <assert.h>
#include "private.h"
#include "gsm.h"
#include "proto.h"

Macros
#define	STEP(K, a, b, c, d, e, f, g, h)
#define	STEP_A(K)
#define	STEP_B(K)
#define	STEP_C(K)
#define	STEP_D(K)
#define	STEP_E(K)
#define	STEP_F(K)
#define	STEP_G(K)
#define	STEP_H(K)
#define	STEP(K, a, b, c, d, e, f, g, h)
#define	STEP_A(K)
#define	STEP_B(K)
#define	STEP_C(K)
#define	STEP_D(K)
#define	STEP_E(K)
#define	STEP_F(K)
#define	STEP_G(K)
#define	STEP_H(K)
#define	STEP(BP)

Functions
static void Calculation_of_the_LTP_parameters	P4 ((d, dp, bc_out, Nc_out), register word *d, register word *dp, word *bc_out, word *Nc_out)
static void Long_term_analysis_filtering	P6 ((bc, Nc, dp, d, dpp, e), word bc, word Nc, register word *dp, register word *d, register word *dpp, register word *e)
void Gsm_Long_Term_Predictor	P7 ((S, d, dp, e, dpp, Nc, bc), struct gsm_state *S, word *d, word *dp, word *e, word *dpp, word *Nc, word *bc)
void Gsm_Long_Term_Synthesis_Filtering	P5 ((S, Ncr, bcr, erp, drp), struct gsm_state *S, word Ncr, word bcr, register word *erp, register word *drp)

Macro Definition Documentation

STEP [1/3]

#define STEP

(

BP

)

Value:

for (k = 0; k <= 39; k++) {                     \
        dpp[k]  = GSM_MULT_R( BP, dp[k - Nc]);  \
        e[k]    = GSM_SUB( d[k], dpp[k] );      \
}

STEP [2/3]

#define STEP	(		K,
			a,
			b,
			c,
			d,
			e,
			f,
			g,
			h )

Value:

W = wt_float[K];                \
E = W * a; S8 += E;             \
E = W * b; S7 += E;             \
E = W * c; S6 += E;             \
E = W * d; S5 += E;             \
E = W * e; S4 += E;             \
E = W * f; S3 += E;             \
E = W * g; S2 += E;             \
E = W * h; S1 += E;             \
a  = lp[K];                     \
E = W * a; S0 += E

STEP [3/3]

#define STEP	(		K,
			a,
			b,
			c,
			d,
			e,
			f,
			g,
			h )

Value:

W = wt_float[K];                \
E = W * a; S8 += E;             \
E = W * b; S7 += E;             \
E = W * c; S6 += E;             \
E = W * d; S5 += E;             \
E = W * e; S4 += E;             \
E = W * f; S3 += E;             \
E = W * g; S2 += E;             \
E = W * h; S1 += E;             \
a  = lp[K];                     \
E = W * a; S0 += E

STEP_A [1/2]

#define STEP_A

(

K

)

Value:

STEP(K, a, b, c, d, e, f, g, h)

STEP_A [2/2]

#define STEP_A

(

K

)

Value:

STEP(K, a, b, c, d, e, f, g, h)

STEP_B [1/2]

#define STEP_B

(

K

)

Value:

STEP(K, b, c, d, e, f, g, h, a)

STEP_B [2/2]

#define STEP_B

(

K

)

Value:

STEP(K, b, c, d, e, f, g, h, a)

STEP_C [1/2]

#define STEP_C

(

K

)

Value:

STEP(K, c, d, e, f, g, h, a, b)

STEP_C [2/2]

#define STEP_C

(

K

)

Value:

STEP(K, c, d, e, f, g, h, a, b)

STEP_D [1/2]

#define STEP_D

(

K

)

Value:

STEP(K, d, e, f, g, h, a, b, c)

STEP_D [2/2]

#define STEP_D

(

K

)

Value:

STEP(K, d, e, f, g, h, a, b, c)

STEP_E [1/2]

#define STEP_E

(

K

)

Value:

STEP(K, e, f, g, h, a, b, c, d)

STEP_E [2/2]

#define STEP_E

(

K

)

Value:

STEP(K, e, f, g, h, a, b, c, d)

STEP_F [1/2]

#define STEP_F

(

K

)

Value:

STEP(K, f, g, h, a, b, c, d, e)

STEP_F [2/2]

#define STEP_F

(

K

)

Value:

STEP(K, f, g, h, a, b, c, d, e)

STEP_G [1/2]

#define STEP_G

(

K

)

Value:

STEP(K, g, h, a, b, c, d, e, f)

STEP_G [2/2]

#define STEP_G

(

K

)

Value:

STEP(K, g, h, a, b, c, d, e, f)

STEP_H [1/2]

#define STEP_H

(

K

)

Value:

STEP(K, h, a, b, c, d, e, f, g)

STEP_H [2/2]

#define STEP_H

(

K

)

Value:

STEP(K, h, a, b, c, d, e, f, g)

Function Documentation

P4()

void Fast_Calculation_of_the_LTP_parameters P4 ( (d, dp, bc_out, Nc_out) , register word * d, register word * dp, word * bc_out, word * Nc_out )

static

P5()

void Gsm_Long_Term_Synthesis_Filtering P5	(	(S, Ncr, bcr, erp, drp)	,
		struct gsm_state *	S,
		word	Ncr,
		word	bcr,
		register word *	erp,
		register word *	drp )

P6()

void Long_term_analysis_filtering P6 ( (bc, Nc, dp, d, dpp, e) , word bc, word Nc, register word * dp, register word * d, register word * dpp, register word * e )

static

P7()

void Gsm_Long_Term_Predictor P7	(	(S, d, dp, e, dpp, Nc, bc)	,
		struct gsm_state *	S,
		word *	d,
		word *	dp,
		word *	e,
		word *	dpp,
		word *	Nc,
		word *	bc )