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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/attributes.h"
#include "libavutil/cpu.h"
#include "libavutil/pixdesc.h"
#include "yuv2rgb_altivec.h"

Go to the source code of this file.

Macros

#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)
 
#define YUV2PACKEDX_WRAPPER(suffix, pixfmt)
 

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)
 
av_cold SwsFunc ff_yuv2rgb_init_altivec (SwsContext *c)
 
av_cold void ff_yuv2rgb_init_tables_altivec (SwsContext *c, const int inv_table[4], int brightness, int contrast, int saturation)
 
static av_always_inline 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, enum AVPixelFormat target)
 
 YUV2PACKEDX_WRAPPER (abgr, AV_PIX_FMT_ABGR)
 
 YUV2PACKEDX_WRAPPER (bgra, AV_PIX_FMT_BGRA)
 
 YUV2PACKEDX_WRAPPER (argb, AV_PIX_FMT_ARGB)
 
 YUV2PACKEDX_WRAPPER (rgba, AV_PIX_FMT_RGBA)
 
 YUV2PACKEDX_WRAPPER (rgb24, AV_PIX_FMT_RGB24)
 
 YUV2PACKEDX_WRAPPER (bgr24, AV_PIX_FMT_BGR24)
 

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
 

Macro Definition Documentation

#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_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 230 of file yuv2rgb_altivec.c.

#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 237 of file yuv2rgb_altivec.c.

Referenced by ff_yuv2packedX_altivec().

#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 242 of file yuv2rgb_altivec.c.

Referenced by altivec_uyvy_rgb32(), and ff_yuv2packedX_altivec().

#define DEFCSP420_CVT (   name,
  out_pixels 
)

Definition at line 283 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 439 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 441 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 443 of file yuv2rgb_altivec.c.

Referenced by altivec_uyvy_rgb32(), and ff_yuv2packedX_altivec().

#define out_argb (   a,
  b,
  c,
  ptr 
)    vec_mstrgb32(__typeof__(a), ((__typeof__(a)) { 255 }), a, b, c, 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 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 448 of file yuv2rgb_altivec.c.

Referenced by ff_yuv2packedX_altivec().

#define YUV2PACKEDX_WRAPPER (   suffix,
  pixfmt 
)
Value:
void ff_yuv2 ## suffix ## _X_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) \
{ \
ff_yuv2packedX_altivec(c, lumFilter, lumSrc, lumFilterSize, \
chrFilter, chrUSrc, chrVSrc, \
chrFilterSize, alpSrc, \
dest, dstW, dstY, pixfmt); \
}

Definition at line 831 of file yuv2rgb_altivec.c.

Typedef Documentation

typedef unsigned char ubyte

Definition at line 106 of file yuv2rgb_altivec.c.

typedef signed char sbyte

Definition at line 107 of file yuv2rgb_altivec.c.

Function Documentation

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 
)
inlinestatic

Definition at line 251 of file yuv2rgb_altivec.c.

Referenced by altivec_uyvy_rgb32(), and ff_yuv2packedX_altivec().

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 476 of file yuv2rgb_altivec.c.

Referenced by ff_yuv2rgb_init_altivec().

av_cold SwsFunc ff_yuv2rgb_init_altivec ( SwsContext *  c)

Definition at line 535 of file yuv2rgb_altivec.c.

Referenced by ff_yuv2rgb_get_func_ptr().

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

Definition at line 595 of file yuv2rgb_altivec.c.

Referenced by sws_setColorspaceDetails().

static av_always_inline 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,
enum AVPixelFormat  target 
)
static

Definition at line 623 of file yuv2rgb_altivec.c.

YUV2PACKEDX_WRAPPER ( abgr  ,
AV_PIX_FMT_ABGR   
)
YUV2PACKEDX_WRAPPER ( bgra  ,
AV_PIX_FMT_BGRA   
)
YUV2PACKEDX_WRAPPER ( argb  ,
AV_PIX_FMT_ARGB   
)
YUV2PACKEDX_WRAPPER ( rgba  ,
AV_PIX_FMT_RGBA   
)
YUV2PACKEDX_WRAPPER ( rgb24  ,
AV_PIX_FMT_RGB24   
)
YUV2PACKEDX_WRAPPER ( bgr24  ,
AV_PIX_FMT_BGR24   
)

Variable Documentation

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.

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 460 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 464 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 468 of file yuv2rgb_altivec.c.

Referenced by altivec_uyvy_rgb32().

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