vf_colordetect_init.c File Reference

#include "libavutil/attributes.h"
#include "libavutil/x86/cpu.h"
#include "libavfilter/vf_colordetectdsp.h"

Go to the source code of this file.

Macros
#define	DETECT_RANGE_FUNC(FUNC_NAME, ASM_FUNC_NAME, C_FUNC_NAME, SHIFT, MMSIZE)
#define	DETECT_ALPHA_FUNC(FUNC_NAME, ASM_FUNC_NAME, C_FUNC_NAME, SHIFT, MMSIZE)

Functions
av_cold void	ff_color_detect_dsp_init_x86 (FFColorDetectDSPContext *dsp, int depth, enum AVColorRange color_range)

Macro Definition Documentation

DETECT_RANGE_FUNC

#define DETECT_RANGE_FUNC	(		FUNC_NAME,
			ASM_FUNC_NAME,
			C_FUNC_NAME,
			SHIFT,
			MMSIZE
	)

Value:

int ASM_FUNC_NAME(const uint8_t *src, ptrdiff_t stride,                         \
                  ptrdiff_t width, ptrdiff_t height, int min, int max);         \
                                                                                \
static int FUNC_NAME(const uint8_t *src, ptrdiff_t stride,                      \
                     ptrdiff_t width, ptrdiff_t height, int min, int max)       \
{                                                                               \
    ptrdiff_t bytes = (width << SHIFT) & ~(MMSIZE - 1);                         \
    int ret = ASM_FUNC_NAME(src, stride, bytes, height, min, max);              \
    if (ret == FF_ALPHA_STRAIGHT)                                               \
        return ret;                                                             \
                                                                                \
    return ret | C_FUNC_NAME(src + bytes, stride, width - (bytes >> SHIFT),     \
                             height, min, max);                                 \
}

Definition at line 25 of file vf_colordetect_init.c.

DETECT_ALPHA_FUNC

#define DETECT_ALPHA_FUNC	(		FUNC_NAME,
			ASM_FUNC_NAME,
			C_FUNC_NAME,
			SHIFT,
			MMSIZE
	)

Value:

int ASM_FUNC_NAME(const uint8_t *color, ptrdiff_t color_stride,                 \
                  const uint8_t *alpha, ptrdiff_t alpha_stride,                 \
                  ptrdiff_t width, ptrdiff_t height, int p, int q, int k);      \
                                                                                \
static int FUNC_NAME(const uint8_t *color, ptrdiff_t color_stride,              \
                     const uint8_t *alpha, ptrdiff_t alpha_stride,              \
                     ptrdiff_t width, ptrdiff_t height, int p, int q, int k)    \
{                                                                               \
    ptrdiff_t bytes = (width << SHIFT) & ~(MMSIZE - 1);                         \
    int ret = ASM_FUNC_NAME(color, color_stride, alpha, alpha_stride,           \
                            bytes, height, p, q, k);                            \
    if (ret == FF_ALPHA_STRAIGHT)                                               \
        return ret;                                                             \
                                                                                \
    return ret | C_FUNC_NAME(color + bytes, color_stride, alpha + bytes,        \
                             alpha_stride, width - (bytes >> SHIFT), height,    \
                             p, q, k);                                          \
}

Definition at line 41 of file vf_colordetect_init.c.

Function Documentation

ff_color_detect_dsp_init_x86()

av_cold void ff_color_detect_dsp_init_x86	(	FFColorDetectDSPContext *	dsp,
		int	depth,
		enum AVColorRange	color_range
	)

Definition at line 80 of file vf_colordetect_init.c.

Referenced by ff_color_detect_dsp_init().