scene_sad_init.c File Reference

#include "libavutil/cpu.h"
#include "libavutil/x86/cpu.h"
#include "libavfilter/scene_sad.h"

Go to the source code of this file.

Macros
#define	SCENE_SAD_FUNC(FUNC_NAME, ASM_FUNC_NAME, MMSIZE)

Functions
ff_scene_sad_fn	ff_scene_sad_get_fn_x86 (int depth)

Macro Definition Documentation

SCENE_SAD_FUNC

#define SCENE_SAD_FUNC	(		FUNC_NAME,
			ASM_FUNC_NAME,
			MMSIZE
	)

Value:

void ASM_FUNC_NAME(SCENE_SAD_PARAMS);                                         \
                                                                              \
static void FUNC_NAME(SCENE_SAD_PARAMS) {                                     \
    uint64_t sad[MMSIZE / 8] = {0};                                           \
    ptrdiff_t awidth = width & ~(MMSIZE - 1);                                 \
    *sum = 0;                                                                 \
    ASM_FUNC_NAME(src1, stride1, src2, stride2, awidth, height, sad);         \
    for (int i = 0; i < MMSIZE / 8; i++)                                      \
        *sum += sad[i];                                                       \
    ff_scene_sad_c(src1 + awidth, stride1,                                    \
                   src2 + awidth, stride2,                                    \
                   width - awidth, height, sad);                              \
    *sum += sad[0];                                                           \
}

Definition at line 23 of file scene_sad_init.c.

Function Documentation

ff_scene_sad_get_fn_x86()

ff_scene_sad_fn ff_scene_sad_get_fn_x86

(

int

depth

)

Definition at line 46 of file scene_sad_init.c.

Referenced by ff_scene_sad_get_fn().