sw_scale.c File Reference

#include <string.h>
#include "libavutil/common.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/mem.h"
#include "libavutil/mem_internal.h"
#include "libswscale/swscale.h"
#include "libswscale/swscale_internal.h"
#include "checkasm.h"

Go to the source code of this file.

Macros
#define	randomize_buffers(buf, size)
#define	CMP_FUNC(bits)
#define	SHOW_DIFF_FUNC(bits)
#define	LARGEST_INPUT_SIZE   512
#define	LARGEST_FILTER   16
#define	LARGEST_INPUT_SIZE   512
#define	LARGEST_FILTER   16
#define	LARGEST_INPUT_SIZE   512
#define	SRC_PIXELS   512
#define	MAX_FILTER_WIDTH   40
#define	FILTER_SIZES   6
#define	HSCALE_PAIRS   2
#define	LARGEST_INPUT_SIZE   512

Functions
static void	yuv2planeX_8_ref (const int16_t *filter, int filterSize, const int16_t **src, uint8_t *dest, int dstW, const uint8_t *dither, int offset)
static void	check_yuv2yuv1 (int accurate)
static void	check_yuv2yuvX (int accurate, int bit_depth, int dst_pix_format)
static void	check_yuv2nv12cX (int accurate)
static void	check_hscale (void)
void	checkasm_check_sw_scale (void)

Macro Definition Documentation

randomize_buffers

#define randomize_buffers	(		buf,
			size )

Value:

    do {                                  \
        int j;                            \
        for (j = 0; j < size; j+=4)       \
            AV_WN32(buf + j, rnd());      \
    } while (0)

Definition at line 32 of file sw_scale.c.

Referenced by check_hscale(), check_yuv2nv12cX(), check_yuv2yuv1(), and check_yuv2yuvX().

CMP_FUNC

#define CMP_FUNC

(

bits

)

Value:

static int cmp_off_by_n_##bits(const uint##bits##_t *ref, const uint##bits##_t *test,       \
                               size_t n, int accuracy)                                      \
{                                                                                           \
    for (size_t i = 0; i < n; i++) {                                                        \
        if (abs((int)ref[i] - (int)test[i]) > accuracy)                                     \
            return 1;                                                                       \
    }                                                                                       \
    return 0;                                                                               \
}

Definition at line 55 of file sw_scale.c.

SHOW_DIFF_FUNC

#define SHOW_DIFF_FUNC

(

bits

)

Definition at line 69 of file sw_scale.c.

LARGEST_INPUT_SIZE [1/4]

#define LARGEST_INPUT_SIZE   512

LARGEST_FILTER [1/2]

#define LARGEST_FILTER   16

LARGEST_INPUT_SIZE [2/4]

#define LARGEST_INPUT_SIZE   512

LARGEST_FILTER [2/2]

#define LARGEST_FILTER   16

LARGEST_INPUT_SIZE [3/4]

#define LARGEST_INPUT_SIZE   512

SRC_PIXELS

#define SRC_PIXELS   512

Definition at line 354 of file sw_scale.c.

Referenced by check_hscale().

MAX_FILTER_WIDTH

#define MAX_FILTER_WIDTH   40

Referenced by check_hscale().

FILTER_SIZES

#define FILTER_SIZES   6

HSCALE_PAIRS

#define HSCALE_PAIRS   2

Referenced by check_hscale().

LARGEST_INPUT_SIZE [4/4]

#define LARGEST_INPUT_SIZE   512

Function Documentation

yuv2planeX_8_ref()

static void yuv2planeX_8_ref ( const int16_t * filter, int filterSize, const int16_t ** src, uint8_t * dest, int dstW, const uint8_t * dither, int offset )

static

Definition at line 39 of file sw_scale.c.

Referenced by check_yuv2yuvX().

check_yuv2yuv1()

static void check_yuv2yuv1 ( int accurate )

static

Definition at line 109 of file sw_scale.c.

Referenced by check_yuv2yuv1(), and checkasm_check_sw_scale().

check_yuv2yuvX()

static void check_yuv2yuvX ( int accurate, int bit_depth, int dst_pix_format )

static

Definition at line 170 of file sw_scale.c.

Referenced by checkasm_check_sw_scale().

check_yuv2nv12cX()

static void check_yuv2nv12cX ( int accurate )

static

Definition at line 282 of file sw_scale.c.

Referenced by checkasm_check_sw_scale().

check_hscale()

static void check_hscale ( void )

static

Definition at line 356 of file sw_scale.c.

Referenced by checkasm_check_sw_scale().

checkasm_check_sw_scale()

void checkasm_check_sw_scale

(

void

)

Definition at line 460 of file sw_scale.c.