FFmpeg: tests/checkasm/float_dsp.c File Reference

FFmpeg 4.0

#include "config.h"
#include <float.h>
#include <stdint.h>
#include "libavutil/float_dsp.h"
#include "libavutil/internal.h"
#include "checkasm.h"

Go to the source code of this file.

Macros
#define	LEN 256

#define	randomize_buffer(buf)

#define	ARBITRARY_FMUL_ADD_CONST 0.005

#define	ARBITRARY_FMUL_WINDOW_CONST 0.008

#define	ARBITRARY_FMAC_SCALAR_CONST 0.005

#define	ARBITRARY_DMAC_SCALAR_CONST 0.005

#define	ARBITRARY_SCALARPRODUCT_CONST 0.2

Functions
static void	test_vector_fmul (const float src0, const float src1)

static void	test_vector_fmul_add (const float src0, const float src1, const float *src2)

static void	test_vector_fmul_scalar (const float src0, const float src1)

static void	test_vector_fmul_window (const float src0, const float src1, const float *win)

static void	test_vector_fmac_scalar (const float src0, const float src1, const float *src2)

static void	test_vector_dmul_scalar (const double src0, const double src1)

static void	test_vector_dmac_scalar (const double src0, const double src1, const double *src2)

static void	test_butterflies_float (const float src0, const float src1)

static void	test_scalarproduct_float (const float src0, const float src1)

void	checkasm_check_float_dsp (void)

Macro Definition Documentation

◆ LEN

#define LEN 256

Definition at line 28 of file float_dsp.c.

Referenced by checkasm_check_float_dsp(), test_butterflies_float(), test_scalarproduct_float(), test_vector_dmac_scalar(), test_vector_dmul_scalar(), test_vector_fmac_scalar(), test_vector_fmul(), test_vector_fmul_add(), test_vector_fmul_scalar(), and test_vector_fmul_window().

◆ randomize_buffer

#define randomize_buffer ( buf )

Value:

do {                                          \
    int i;                                    \
    double bmg[2], stddev = 10.0, mean = 0.0; \
                                              \
    for (i = 0; i < LEN; i += 2) {            \
        av_bmg_get(&checkasm_lfg, bmg);       \
        buf[i]     = bmg[0] * stddev + mean;  \
        buf[i + 1] = bmg[1] * stddev + mean;  \
    }                                         \
} while(0);

Definition at line 30 of file float_dsp.c.

Referenced by checkasm_check_float_dsp().

◆ ARBITRARY_FMUL_ADD_CONST

#define ARBITRARY_FMUL_ADD_CONST 0.005

Definition at line 64 of file float_dsp.c.

Referenced by test_vector_fmul_add().

◆ ARBITRARY_FMUL_WINDOW_CONST

#define ARBITRARY_FMUL_WINDOW_CONST 0.008

Definition at line 108 of file float_dsp.c.

Referenced by test_vector_fmul_window().

◆ ARBITRARY_FMAC_SCALAR_CONST

#define ARBITRARY_FMAC_SCALAR_CONST 0.005

Definition at line 131 of file float_dsp.c.

Referenced by test_vector_fmac_scalar().

◆ ARBITRARY_DMAC_SCALAR_CONST

#define ARBITRARY_DMAC_SCALAR_CONST 0.005

Definition at line 179 of file float_dsp.c.

Referenced by test_vector_dmac_scalar().

◆ ARBITRARY_SCALARPRODUCT_CONST

#define ARBITRARY_SCALARPRODUCT_CONST 0.2

Definition at line 238 of file float_dsp.c.

Referenced by test_scalarproduct_float().

Function Documentation

◆ test_vector_fmul()

static void test_vector_fmul	(	const float *	src0,
		const float *	src1
	)

static

Definition at line 42 of file float_dsp.c.

Referenced by checkasm_check_float_dsp().

◆ test_vector_fmul_add()

static void test_vector_fmul_add	(	const float *	src0,
		const float *	src1,
		const float *	src2
	)

static

Definition at line 65 of file float_dsp.c.

Referenced by checkasm_check_float_dsp().

◆ test_vector_fmul_scalar()

static void test_vector_fmul_scalar	(	const float *	src0,
		const float *	src1
	)

static

Definition at line 87 of file float_dsp.c.

Referenced by checkasm_check_float_dsp().

◆ test_vector_fmul_window()

static void test_vector_fmul_window	(	const float *	src0,
		const float *	src1,
		const float *	win
	)

static

Definition at line 109 of file float_dsp.c.

Referenced by checkasm_check_float_dsp().

◆ test_vector_fmac_scalar()

static void test_vector_fmac_scalar	(	const float *	src0,
		const float *	src1,
		const float *	src2
	)

static

Definition at line 132 of file float_dsp.c.

Referenced by checkasm_check_float_dsp().

◆ test_vector_dmul_scalar()

static void test_vector_dmul_scalar	(	const double *	src0,
		const double *	src1
	)

static

Definition at line 157 of file float_dsp.c.

Referenced by checkasm_check_float_dsp().

◆ test_vector_dmac_scalar()

static void test_vector_dmac_scalar	(	const double *	src0,
		const double *	src1,
		const double *	src2
	)

static

Definition at line 180 of file float_dsp.c.

Referenced by checkasm_check_float_dsp().

◆ test_butterflies_float()

static void test_butterflies_float	(	const float *	src0,
		const float *	src1
	)

static

Definition at line 204 of file float_dsp.c.

Referenced by checkasm_check_float_dsp().

◆ test_scalarproduct_float()

static void test_scalarproduct_float	(	const float *	src0,
		const float *	src1
	)

static

Definition at line 239 of file float_dsp.c.

Referenced by checkasm_check_float_dsp().

◆ checkasm_check_float_dsp()

void checkasm_check_float_dsp ( void )

Definition at line 255 of file float_dsp.c.