libswscale/ppc/yuv2rgb_altivec.c File Reference

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <inttypes.h>
#include <assert.h>
#include "config.h"
#include "libswscale/rgb2rgb.h"
#include "libswscale/swscale.h"
#include "libswscale/swscale_internal.h"
#include "libavutil/cpu.h"
#include "libavutil/pixdesc.h"
#include "yuv2rgb_altivec.h"

Go to the source code of this file.

Defines

#define vec_merge3(x2, x1, x0, y0, y1, y2)
#define vec_mstbgr24(x0, x1, x2, ptr)
#define vec_mstrgb24(x0, x1, x2, ptr)
#define vec_mstrgb32(T, x0, x1, x2, x3, ptr)
#define vec_unh(x)
#define vec_unl(x)
#define vec_clip_s16(x)
#define vec_packclp(x, y)
#define DEFCSP420_CVT(name, out_pixels)
#define out_abgr(a, b, c, ptr)   vec_mstrgb32(__typeof__(a),((__typeof__ (a)){255}),c,b,a,ptr)
#define out_bgra(a, b, c, ptr)   vec_mstrgb32(__typeof__(a),c,b,a,((__typeof__ (a)){255}),ptr)
#define out_rgba(a, b, c, ptr)   vec_mstrgb32(__typeof__(a),a,b,c,((__typeof__ (a)){255}),ptr)
#define out_argb(a, b, c, ptr)   vec_mstrgb32(__typeof__(a),((__typeof__ (a)){255}),a,b,c,ptr)
#define out_rgb24(a, b, c, ptr)   vec_mstrgb24(a,b,c,ptr)
#define out_bgr24(a, b, c, ptr)   vec_mstbgr24(a,b,c,ptr)

Typedefs

typedef unsigned char ubyte
typedef signed char sbyte

Functions

static void cvtyuvtoRGB (SwsContext *c, vector signed short Y, vector signed short U, vector signed short V, vector signed short *R, vector signed short *G, vector signed short *B)
static int altivec_uyvy_rgb32 (SwsContext *c, const unsigned char **in, int *instrides, int srcSliceY, int srcSliceH, unsigned char **oplanes, int *outstrides)
SwsFunc ff_yuv2rgb_init_altivec (SwsContext *c)
void ff_yuv2rgb_init_tables_altivec (SwsContext *c, const int inv_table[4], int brightness, int contrast, int saturation)
void ff_yuv2packedX_altivec (SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize, const int16_t *chrFilter, const int16_t **chrUSrc, const int16_t **chrVSrc, int chrFilterSize, const int16_t **alpSrc, uint8_t *dest, int dstW, int dstY)

Variables

static const vector unsigned char perm_rgb_0
static const vector unsigned char perm_rgb_1
static const vector unsigned char perm_rgb_2
static const vector unsigned char perm_rgb_3
static const vector unsigned char demux_u
static const vector unsigned char demux_v
static const vector unsigned char demux_y

Define Documentation

#define DEFCSP420_CVT ( name,
out_pixels   ) 

Definition at line 279 of file yuv2rgb_altivec.c.

#define out_abgr ( a,
b,
c,
ptr   )     vec_mstrgb32(__typeof__(a),((__typeof__ (a)){255}),c,b,a,ptr)

Definition at line 444 of file yuv2rgb_altivec.c.

Referenced by ff_yuv2packedX_altivec().

#define out_argb ( a,
b,
c,
ptr   )     vec_mstrgb32(__typeof__(a),((__typeof__ (a)){255}),a,b,c,ptr)

Definition at line 447 of file yuv2rgb_altivec.c.

Referenced by ff_yuv2packedX_altivec().

#define out_bgr24 ( a,
b,
c,
ptr   )     vec_mstbgr24(a,b,c,ptr)

Definition at line 449 of file yuv2rgb_altivec.c.

Referenced by ff_yuv2packedX_altivec().

#define out_bgra ( a,
b,
c,
ptr   )     vec_mstrgb32(__typeof__(a),c,b,a,((__typeof__ (a)){255}),ptr)

Definition at line 445 of file yuv2rgb_altivec.c.

Referenced by ff_yuv2packedX_altivec().

#define out_rgb24 ( a,
b,
c,
ptr   )     vec_mstrgb24(a,b,c,ptr)

Definition at line 448 of file yuv2rgb_altivec.c.

Referenced by ff_yuv2packedX_altivec().

#define out_rgba ( a,
b,
c,
ptr   )     vec_mstrgb32(__typeof__(a),a,b,c,((__typeof__ (a)){255}),ptr)

Definition at line 446 of file yuv2rgb_altivec.c.

Referenced by altivec_uyvy_rgb32(), and ff_yuv2packedX_altivec().

#define vec_clip_s16 ( x   ) 

Value:

vec_max (vec_min (x, ((vector signed short){235,235,235,235,235,235,235,235})), \
                         ((vector signed short){ 16, 16, 16, 16, 16, 16, 16, 16}))

Definition at line 234 of file yuv2rgb_altivec.c.

Referenced by ff_yuv2packedX_altivec().

#define vec_merge3 ( x2,
x1,
x0,
y0,
y1,
y2   ) 

Value:

do {                                        \
    __typeof__(x0) o0,o2,o3;                \
        o0 = vec_mergeh (x0,x1);            \
        y0 = vec_perm (o0, x2, perm_rgb_0); \
        o2 = vec_perm (o0, x2, perm_rgb_1); \
        o3 = vec_mergel (x0,x1);            \
        y1 = vec_perm (o3,o2,perm_rgb_2);   \
        y2 = vec_perm (o3,o2,perm_rgb_3);   \
} while(0)

Definition at line 155 of file yuv2rgb_altivec.c.

#define vec_mstbgr24 ( x0,
x1,
x2,
ptr   ) 

Value:

do {                                    \
    __typeof__(x0) _0,_1,_2;            \
    vec_merge3 (x0,x1,x2,_0,_1,_2);     \
    vec_st (_0, 0, ptr++);              \
    vec_st (_1, 0, ptr++);              \
    vec_st (_2, 0, ptr++);              \
}  while (0)

Definition at line 166 of file yuv2rgb_altivec.c.

#define vec_mstrgb24 ( x0,
x1,
x2,
ptr   ) 

Value:

do {                                    \
    __typeof__(x0) _0,_1,_2;            \
    vec_merge3 (x2,x1,x0,_0,_1,_2);     \
    vec_st (_0, 0, ptr++);              \
    vec_st (_1, 0, ptr++);              \
    vec_st (_2, 0, ptr++);              \
}  while (0)

Definition at line 175 of file yuv2rgb_altivec.c.

#define vec_mstrgb32 ( T,
x0,
x1,
x2,
x3,
ptr   ) 

Value:

do {                                                                          \
    T _0,_1,_2,_3;                                                            \
    _0 = vec_mergeh (x0,x1);                                                  \
    _1 = vec_mergeh (x2,x3);                                                  \
    _2 = (T)vec_mergeh ((vector unsigned short)_0,(vector unsigned short)_1); \
    _3 = (T)vec_mergel ((vector unsigned short)_0,(vector unsigned short)_1); \
    vec_st (_2, 0*16, (T *)ptr);                                              \
    vec_st (_3, 1*16, (T *)ptr);                                              \
    _0 = vec_mergel (x0,x1);                                                  \
    _1 = vec_mergel (x2,x3);                                                  \
    _2 = (T)vec_mergeh ((vector unsigned short)_0,(vector unsigned short)_1); \
    _3 = (T)vec_mergel ((vector unsigned short)_0,(vector unsigned short)_1); \
    vec_st (_2, 2*16, (T *)ptr);                                              \
    vec_st (_3, 3*16, (T *)ptr);                                              \
    ptr += 4;                                                                 \
}  while (0)

Definition at line 188 of file yuv2rgb_altivec.c.

#define vec_packclp ( x,
y   ) 

Value:

(vector unsigned char)vec_packs \
        ((vector unsigned short)vec_max (x,((vector signed short) {0})), \
         (vector unsigned short)vec_max (y,((vector signed short) {0})))

Definition at line 238 of file yuv2rgb_altivec.c.

Referenced by altivec_uyvy_rgb32(), and ff_yuv2packedX_altivec().

#define vec_unh ( x   ) 

Value:

(vector signed short) \
        vec_perm(x,(__typeof__(x)){0}, \
                 ((vector unsigned char){0x10,0x00,0x10,0x01,0x10,0x02,0x10,0x03,\
                                         0x10,0x04,0x10,0x05,0x10,0x06,0x10,0x07}))

Definition at line 223 of file yuv2rgb_altivec.c.

#define vec_unl ( x   ) 

Value:

(vector signed short) \
        vec_perm(x,(__typeof__(x)){0}, \
                 ((vector unsigned char){0x10,0x08,0x10,0x09,0x10,0x0A,0x10,0x0B,\
                                         0x10,0x0C,0x10,0x0D,0x10,0x0E,0x10,0x0F}))

Definition at line 228 of file yuv2rgb_altivec.c.

Typedef Documentation

typedef signed char sbyte

Definition at line 105 of file yuv2rgb_altivec.c.

typedef unsigned char ubyte

Definition at line 104 of file yuv2rgb_altivec.c.

Function Documentation

static int altivec_uyvy_rgb32 ( SwsContext *  c,
const unsigned char **  in,
int *  instrides,
int  srcSliceY,
int  srcSliceH,
unsigned char **  oplanes,
int *  outstrides 
) [static]

Definition at line 479 of file yuv2rgb_altivec.c.

Referenced by ff_yuv2rgb_init_altivec().

static void cvtyuvtoRGB ( SwsContext *  c,
vector signed short  Y,
vector signed short  U,
vector signed short  V,
vector signed short *  R,
vector signed short *  G,
vector signed short *  B 
) [inline, static]

Definition at line 246 of file yuv2rgb_altivec.c.

Referenced by altivec_uyvy_rgb32(), and ff_yuv2packedX_altivec().

void ff_yuv2packedX_altivec ( SwsContext *  c,
const int16_t *  lumFilter,
const int16_t **  lumSrc,
int  lumFilterSize,
const int16_t *  chrFilter,
const int16_t **  chrUSrc,
const int16_t **  chrVSrc,
int  chrFilterSize,
const int16_t **  alpSrc,
uint8_t *  dest,
int  dstW,
int  dstY 
)

Definition at line 631 of file yuv2rgb_altivec.c.

Referenced by ff_sws_init_swScale_altivec().

SwsFunc ff_yuv2rgb_init_altivec ( SwsContext *  c  ) 

Definition at line 544 of file yuv2rgb_altivec.c.

Referenced by ff_yuv2rgb_get_func_ptr().

void ff_yuv2rgb_init_tables_altivec ( SwsContext *  c,
const int  inv_table[4],
int  brightness,
int  contrast,
int  saturation 
)

Definition at line 604 of file yuv2rgb_altivec.c.

Referenced by sws_setColorspaceDetails().

Variable Documentation

const vector unsigned char demux_u [static]

Initial value:

 {0x10,0x00,0x10,0x00,
               0x10,0x04,0x10,0x04,
               0x10,0x08,0x10,0x08,
               0x10,0x0c,0x10,0x0c}

Definition at line 463 of file yuv2rgb_altivec.c.

Referenced by altivec_uyvy_rgb32().

const vector unsigned char demux_v [static]

Initial value:

 {0x10,0x02,0x10,0x02,
               0x10,0x06,0x10,0x06,
               0x10,0x0A,0x10,0x0A,
               0x10,0x0E,0x10,0x0E}

Definition at line 467 of file yuv2rgb_altivec.c.

Referenced by altivec_uyvy_rgb32().

const vector unsigned char demux_y [static]

Initial value:

 {0x10,0x01,0x10,0x03,
               0x10,0x05,0x10,0x07,
               0x10,0x09,0x10,0x0B,
               0x10,0x0D,0x10,0x0F}

Definition at line 471 of file yuv2rgb_altivec.c.

Referenced by altivec_uyvy_rgb32().

const vector unsigned char perm_rgb_0 [static]

Initial value:

 {0x00,0x01,0x10,0x02,0x03,0x11,0x04,0x05,
                0x12,0x06,0x07,0x13,0x08,0x09,0x14,0x0a}

Definition at line 146 of file yuv2rgb_altivec.c.

const vector unsigned char perm_rgb_1 [static]

Initial value:

 {0x0b,0x15,0x0c,0x0d,0x16,0x0e,0x0f,0x17,
                0x18,0x19,0x1a,0x1b,0x1c,0x1d,0x1e,0x1f}

Definition at line 148 of file yuv2rgb_altivec.c.

const vector unsigned char perm_rgb_2 [static]

Initial value:

 {0x10,0x11,0x12,0x13,0x14,0x15,0x16,0x17,
                0x00,0x01,0x18,0x02,0x03,0x19,0x04,0x05}

Definition at line 150 of file yuv2rgb_altivec.c.

const vector unsigned char perm_rgb_3 [static]

Initial value:

 {0x1a,0x06,0x07,0x1b,0x08,0x09,0x1c,0x0a,
                0x0b,0x1d,0x0c,0x0d,0x1e,0x0e,0x0f,0x1f}

Definition at line 152 of file yuv2rgb_altivec.c.

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