swscale_altivec.c File Reference

#include <inttypes.h>
#include "config.h"
#include "libswscale/swscale.h"
#include "libswscale/swscale_internal.h"
#include "libavutil/attributes.h"
#include "libavutil/cpu.h"
#include "yuv2rgb_altivec.h"

Go to the source code of this file.

Macros
#define	vzero   vec_splat_s32(0)
#define	yuv2planeX_8(d1, d2, l1, src, x, perm, filter)

Functions
static void	yuv2planeX_16_altivec (const int16_t *filter, int filterSize, const int16_t **src, uint8_t *dest, const uint8_t *dither, int offset, int x)
static void	yuv2planeX_u (const int16_t *filter, int filterSize, const int16_t **src, uint8_t *dest, int dstW, const uint8_t *dither, int offset, int x)
static void	yuv2planeX_altivec (const int16_t *filter, int filterSize, const int16_t **src, uint8_t *dest, int dstW, const uint8_t *dither, int offset)
static void	hScale_altivec_real (SwsContext *c, int16_t *dst, int dstW, const uint8_t *src, const int16_t *filter, const int32_t *filterPos, int filterSize)
av_cold void	ff_sws_init_swScale_altivec (SwsContext *c)

Macro Definition Documentation

#define vzero   vec_splat_s32(0)

Definition at line 33 of file swscale_altivec.c.

Referenced by hadamard8_diff16x8_altivec(), hadamard8_diff8x8_altivec(), and hScale_altivec_real().

#define yuv2planeX_8	(		d1,
			d2,
			l1,
			src,
			x,
			perm,
			filter
	)

Value:

do {     \
        vector signed short l2  = vec_ld(((x) << 1) + 16, src); \
        vector signed short ls  = vec_perm(l1, l2, perm);       \
        vector signed int   i1  = vec_mule(filter, ls);         \
        vector signed int   i2  = vec_mulo(filter, ls);         \
        vector signed int   vf1 = vec_mergeh(i1, i2);           \
        vector signed int   vf2 = vec_mergel(i1, i2);           \
        d1 = vec_add(d1, vf1);                                  \
        d2 = vec_add(d2, vf2);                                  \
        l1 = l2;                                                \
    } while (0)

Definition at line 35 of file swscale_altivec.c.

Referenced by yuv2planeX_16_altivec().

Function Documentation

static void yuv2planeX_16_altivec ( const int16_t *  filter, int  filterSize, const int16_t **  src, uint8_t *  dest, const uint8_t *  dither, int  offset, int  x  )

static

Definition at line 47 of file swscale_altivec.c.

Referenced by yuv2planeX_altivec().

static void yuv2planeX_u ( const int16_t *  filter, int  filterSize, const int16_t **  src, uint8_t *  dest, int  dstW, const uint8_t *  dither, int  offset, int  x  )

inlinestatic

Definition at line 90 of file swscale_altivec.c.

Referenced by yuv2planeX_altivec().

static void yuv2planeX_altivec ( 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 104 of file swscale_altivec.c.

Referenced by ff_sws_init_swScale_altivec().

static void hScale_altivec_real ( SwsContext *  c, int16_t *  dst, int  dstW, const uint8_t *  src, const int16_t *  filter, const int32_t *  filterPos, int  filterSize  )

static

Definition at line 120 of file swscale_altivec.c.

Referenced by ff_sws_init_swScale_altivec().

av_cold void ff_sws_init_swScale_altivec

(

SwsContext *

c

)

Definition at line 288 of file swscale_altivec.c.

Referenced by ff_getSwsFunc().