flacdsp_lpc_template.c File Reference

#include <stdint.h>
#include "libavutil/common.h"
#include "mathops.h"

Go to the source code of this file.

Macros
#define	FUNC(n)
#define	sum_type   int32_t
#define	MUL(a, b)
#define	CLIP(x)
#define	LPC1(x)

Functions
static av_always_inline void FUNC	lpc_encode_unrolled (int32_t *res, const int32_t *smp, int len, int order, const int32_t *coefs, int shift, int big)
static void FUNC	flac_lpc_encode_c (int32_t *res, const int32_t *smp, int len, int order, const int32_t *coefs, int shift)

Macro Definition Documentation

FUNC

#define FUNC

(

n

)

Value:

AV_JOIN(n ## _, SAMPLE_SIZE)

Definition at line 29 of file flacdsp_lpc_template.c.

Referenced by flac_lpc_encode_c().

sum_type

#define sum_type   int32_t

Definition at line 36 of file flacdsp_lpc_template.c.

Referenced by flac_lpc_encode_c(), and lpc_encode_unrolled().

MUL

#define MUL	(		a,
			b )

Value:

((a) * (b))

Definition at line 37 of file flacdsp_lpc_template.c.

Referenced by flac_lpc_encode_c().

CLIP

#define CLIP

(

x

)

Value:

(x)

Definition at line 38 of file flacdsp_lpc_template.c.

Referenced by flac_lpc_encode_c(), and lpc_encode_unrolled().

LPC1

#define LPC1

(

x

)

Value:

    {           \
    int c = coefs[(x)-1];   \
    p0   += MUL(c, s);      \
    s     = smp[i-(x)+1];   \
    p1   += MUL(c, s);      \
}

Definition at line 41 of file flacdsp_lpc_template.c.

Referenced by lpc_encode_unrolled().

Function Documentation

lpc_encode_unrolled()

static av_always_inline void FUNC lpc_encode_unrolled ( int32_t * res, const int32_t * smp, int len, int order, const int32_t * coefs, int shift, int big )

static

Definition at line 48 of file flacdsp_lpc_template.c.

Referenced by flac_lpc_encode_c(), and lpc_encode_unrolled().

flac_lpc_encode_c()

static void FUNC flac_lpc_encode_c ( int32_t * res, const int32_t * smp, int len, int order, const int32_t * coefs, int shift )

static

Definition at line 108 of file flacdsp_lpc_template.c.

Referenced by flac_lpc_encode_c().