libswscale/rgb2rgb.c File Reference

#include <inttypes.h>
#include "config.h"
#include "libavutil/x86_cpu.h"
#include "libavutil/bswap.h"
#include "rgb2rgb.h"
#include "swscale.h"
#include "swscale_internal.h"
#include "rgb2rgb_template.c"

Go to the source code of this file.

Defines

#define FAST_BGR2YV12
#define RGB2YUV_SHIFT   8
#define BY   ((int)( 0.098*(1<<RGB2YUV_SHIFT)+0.5))
#define BV   ((int)(-0.071*(1<<RGB2YUV_SHIFT)+0.5))
#define BU   ((int)( 0.439*(1<<RGB2YUV_SHIFT)+0.5))
#define GY   ((int)( 0.504*(1<<RGB2YUV_SHIFT)+0.5))
#define GV   ((int)(-0.368*(1<<RGB2YUV_SHIFT)+0.5))
#define GU   ((int)(-0.291*(1<<RGB2YUV_SHIFT)+0.5))
#define RY   ((int)( 0.257*(1<<RGB2YUV_SHIFT)+0.5))
#define RV   ((int)( 0.439*(1<<RGB2YUV_SHIFT)+0.5))
#define RU   ((int)(-0.148*(1<<RGB2YUV_SHIFT)+0.5))
#define HAVE_MMX   0
#define HAVE_MMX2   0
#define HAVE_AMD3DNOW   0
#define HAVE_SSE2   0
#define RENAME(a)   a ## _C
#define DEFINE_SHUFFLE_BYTES(a, b, c, d)

Functions

void sws_rgb2rgb_init (int flags)
void palette8topacked32 (const uint8_t *src, uint8_t *dst, long num_pixels, const uint8_t *palette)
void palette8topacked24 (const uint8_t *src, uint8_t *dst, long num_pixels, const uint8_t *palette)
void palette8torgb16 (const uint8_t *src, uint8_t *dst, long num_pixels, const uint8_t *palette)
 Palette is assumed to contain BGR16, see rgb32to16 to convert the palette.
void palette8tobgr16 (const uint8_t *src, uint8_t *dst, long num_pixels, const uint8_t *palette)
void rgb32to24 (const uint8_t *src, uint8_t *dst, long src_size)
void rgb24to32 (const uint8_t *src, uint8_t *dst, long src_size)
void rgb16tobgr32 (const uint8_t *src, uint8_t *dst, long src_size)
void rgb16to24 (const uint8_t *src, uint8_t *dst, long src_size)
void rgb16tobgr16 (const uint8_t *src, uint8_t *dst, long src_size)
void rgb16tobgr15 (const uint8_t *src, uint8_t *dst, long src_size)
void rgb15tobgr32 (const uint8_t *src, uint8_t *dst, long src_size)
void rgb15to24 (const uint8_t *src, uint8_t *dst, long src_size)
void rgb15tobgr16 (const uint8_t *src, uint8_t *dst, long src_size)
void rgb15tobgr15 (const uint8_t *src, uint8_t *dst, long src_size)
void bgr8torgb8 (const uint8_t *src, uint8_t *dst, long src_size)
 DEFINE_SHUFFLE_BYTES (0, 3, 2, 1)
 DEFINE_SHUFFLE_BYTES (1, 2, 3, 0)
 DEFINE_SHUFFLE_BYTES (2, 1, 0, 3)
 DEFINE_SHUFFLE_BYTES (3, 0, 1, 2)
 DEFINE_SHUFFLE_BYTES (3, 2, 1, 0)

Variables

void(* rgb24tobgr32 )(const uint8_t *src, uint8_t *dst, long src_size)
void(* rgb24tobgr16 )(const uint8_t *src, uint8_t *dst, long src_size)
void(* rgb24tobgr15 )(const uint8_t *src, uint8_t *dst, long src_size)
void(* rgb32tobgr24 )(const uint8_t *src, uint8_t *dst, long src_size)
void(* rgb32to16 )(const uint8_t *src, uint8_t *dst, long src_size)
void(* rgb32to15 )(const uint8_t *src, uint8_t *dst, long src_size)
void(* rgb15to16 )(const uint8_t *src, uint8_t *dst, long src_size)
void(* rgb15tobgr24 )(const uint8_t *src, uint8_t *dst, long src_size)
void(* rgb15to32 )(const uint8_t *src, uint8_t *dst, long src_size)
void(* rgb16to15 )(const uint8_t *src, uint8_t *dst, long src_size)
void(* rgb16tobgr24 )(const uint8_t *src, uint8_t *dst, long src_size)
void(* rgb16to32 )(const uint8_t *src, uint8_t *dst, long src_size)
void(* rgb24tobgr24 )(const uint8_t *src, uint8_t *dst, long src_size)
void(* rgb24to16 )(const uint8_t *src, uint8_t *dst, long src_size)
void(* rgb24to15 )(const uint8_t *src, uint8_t *dst, long src_size)
void(* rgb32tobgr32 )(const uint8_t *src, uint8_t *dst, long src_size)
void(* rgb32tobgr16 )(const uint8_t *src, uint8_t *dst, long src_size)
void(* rgb32tobgr15 )(const uint8_t *src, uint8_t *dst, long src_size)
void(* yv12toyuy2 )(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst, long width, long height, long lumStride, long chromStride, long dstStride)
 Height should be a multiple of 2 and width should be a multiple of 16.
void(* yv12touyvy )(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst, long width, long height, long lumStride, long chromStride, long dstStride)
 Height should be a multiple of 2 and width should be a multiple of 16.
void(* yuv422ptoyuy2 )(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst, long width, long height, long lumStride, long chromStride, long dstStride)
 Width should be a multiple of 16.
void(* yuv422ptouyvy )(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst, long width, long height, long lumStride, long chromStride, long dstStride)
 Width should be a multiple of 16.
void(* yuy2toyv12 )(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst, long width, long height, long lumStride, long chromStride, long srcStride)
 Height should be a multiple of 2 and width should be a multiple of 16.
void(* rgb24toyv12 )(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst, long width, long height, long lumStride, long chromStride, long srcStride)
 Height should be a multiple of 2 and width should be a multiple of 2.
void(* planar2x )(const uint8_t *src, uint8_t *dst, long width, long height, long srcStride, long dstStride)
void(* interleaveBytes )(const uint8_t *src1, const uint8_t *src2, uint8_t *dst, long width, long height, long src1Stride, long src2Stride, long dstStride)
void(* vu9_to_vu12 )(const uint8_t *src1, const uint8_t *src2, uint8_t *dst1, uint8_t *dst2, long width, long height, long srcStride1, long srcStride2, long dstStride1, long dstStride2)
void(* yvu9_to_yuy2 )(const uint8_t *src1, const uint8_t *src2, const uint8_t *src3, uint8_t *dst, long width, long height, long srcStride1, long srcStride2, long srcStride3, long dstStride)
void(* uyvytoyuv420 )(uint8_t *ydst, uint8_t *udst, uint8_t *vdst, const uint8_t *src, long width, long height, long lumStride, long chromStride, long srcStride)
void(* uyvytoyuv422 )(uint8_t *ydst, uint8_t *udst, uint8_t *vdst, const uint8_t *src, long width, long height, long lumStride, long chromStride, long srcStride)
void(* yuyvtoyuv420 )(uint8_t *ydst, uint8_t *udst, uint8_t *vdst, const uint8_t *src, long width, long height, long lumStride, long chromStride, long srcStride)
void(* yuyvtoyuv422 )(uint8_t *ydst, uint8_t *udst, uint8_t *vdst, const uint8_t *src, long width, long height, long lumStride, long chromStride, long srcStride)


Define Documentation

#define BU   ((int)( 0.439*(1<<RGB2YUV_SHIFT)+0.5))

#define BV   ((int)(-0.071*(1<<RGB2YUV_SHIFT)+0.5))

#define BY   ((int)( 0.098*(1<<RGB2YUV_SHIFT)+0.5))

Definition at line 139 of file rgb2rgb.c.

Referenced by bgr24ToY_TMPL(), rgb24ToY_TMPL(), rgb24toyv12_TMPL(), rgb48ToY(), and sws_scale().

#define DEFINE_SHUFFLE_BYTES ( a,
b,
c,
 ) 

Value:

void shuffle_bytes_##a##b##c##d(const uint8_t *src, uint8_t *dst, long src_size) \
{                                                                       \
    long i;                                                             \
                                                                        \
    for (i = 0; i < src_size; i+=4) {                                   \
        dst[i + 0] = src[i + a];                                        \
        dst[i + 1] = src[i + b];                                        \
        dst[i + 2] = src[i + c];                                        \
        dst[i + 3] = src[i + d];                                        \
    }                                                                   \
}

Definition at line 413 of file rgb2rgb.c.

#define FAST_BGR2YV12

Definition at line 33 of file rgb2rgb.c.

#define GU   ((int)(-0.291*(1<<RGB2YUV_SHIFT)+0.5))

#define GV   ((int)(-0.368*(1<<RGB2YUV_SHIFT)+0.5))

#define GY   ((int)( 0.504*(1<<RGB2YUV_SHIFT)+0.5))

Definition at line 142 of file rgb2rgb.c.

Referenced by bgr24ToY_TMPL(), rgb24ToY_TMPL(), rgb24toyv12_TMPL(), rgb48ToY(), and sws_scale().

#define HAVE_AMD3DNOW   0

Definition at line 157 of file rgb2rgb.c.

#define HAVE_MMX   0

Definition at line 155 of file rgb2rgb.c.

#define HAVE_MMX2   0

Definition at line 156 of file rgb2rgb.c.

#define HAVE_SSE2   0

Definition at line 158 of file rgb2rgb.c.

#define RENAME (  )     a ## _C

Definition at line 159 of file rgb2rgb.c.

#define RGB2YUV_SHIFT   8

#define RU   ((int)(-0.148*(1<<RGB2YUV_SHIFT)+0.5))

#define RV   ((int)( 0.439*(1<<RGB2YUV_SHIFT)+0.5))

#define RY   ((int)( 0.257*(1<<RGB2YUV_SHIFT)+0.5))

Definition at line 145 of file rgb2rgb.c.

Referenced by bgr24ToY_TMPL(), rgb24ToY_TMPL(), rgb24toyv12_TMPL(), rgb48ToY(), and sws_scale().


Function Documentation

void bgr8torgb8 ( const uint8_t *  src,
uint8_t *  dst,
long  src_size 
)

Definition at line 398 of file rgb2rgb.c.

DEFINE_SHUFFLE_BYTES ( ,
,
,
 
)

DEFINE_SHUFFLE_BYTES ( ,
,
,
 
)

DEFINE_SHUFFLE_BYTES ( ,
,
,
 
)

DEFINE_SHUFFLE_BYTES ( ,
,
,
 
)

DEFINE_SHUFFLE_BYTES ( ,
,
,
 
)

void palette8tobgr16 ( const uint8_t *  src,
uint8_t *  dst,
long  num_pixels,
const uint8_t *  palette 
)

Definition at line 230 of file rgb2rgb.c.

void palette8topacked24 ( const uint8_t *  src,
uint8_t *  dst,
long  num_pixels,
const uint8_t *  palette 
)

Definition at line 216 of file rgb2rgb.c.

void palette8topacked32 ( const uint8_t *  src,
uint8_t *  dst,
long  num_pixels,
const uint8_t *  palette 
)

Definition at line 211 of file rgb2rgb.c.

void palette8torgb16 ( const uint8_t *  src,
uint8_t *  dst,
long  num_pixels,
const uint8_t *  palette 
)

Palette is assumed to contain BGR16, see rgb32to16 to convert the palette.

Definition at line 224 of file rgb2rgb.c.

void rgb15to24 ( const uint8_t *  src,
uint8_t *  dst,
long  src_size 
)

Definition at line 359 of file rgb2rgb.c.

Referenced by main(), and rgbToRgbWrapper().

void rgb15tobgr15 ( const uint8_t *  src,
uint8_t *  dst,
long  src_size 
)

Definition at line 385 of file rgb2rgb.c.

Referenced by main(), and rgbToRgbWrapper().

void rgb15tobgr16 ( const uint8_t *  src,
uint8_t *  dst,
long  src_size 
)

Definition at line 374 of file rgb2rgb.c.

Referenced by main(), and rgbToRgbWrapper().

void rgb15tobgr32 ( const uint8_t *  src,
uint8_t *  dst,
long  src_size 
)

Definition at line 336 of file rgb2rgb.c.

Referenced by main(), and rgbToRgbWrapper().

void rgb16to24 ( const uint8_t *  src,
uint8_t *  dst,
long  src_size 
)

Definition at line 299 of file rgb2rgb.c.

Referenced by main(), and rgbToRgbWrapper().

void rgb16tobgr15 ( const uint8_t *  src,
uint8_t *  dst,
long  src_size 
)

Definition at line 325 of file rgb2rgb.c.

Referenced by main(), and rgbToRgbWrapper().

void rgb16tobgr16 ( const uint8_t *  src,
uint8_t *  dst,
long  src_size 
)

Definition at line 314 of file rgb2rgb.c.

Referenced by main(), and rgbToRgbWrapper().

void rgb16tobgr32 ( const uint8_t *  src,
uint8_t *  dst,
long  src_size 
)

Definition at line 276 of file rgb2rgb.c.

Referenced by main(), and rgbToRgbWrapper().

void rgb24to32 ( const uint8_t *  src,
uint8_t *  dst,
long  src_size 
)

Definition at line 257 of file rgb2rgb.c.

Referenced by main(), and rgbToRgbWrapper().

void rgb32to24 ( const uint8_t *  src,
uint8_t *  dst,
long  src_size 
)

Definition at line 239 of file rgb2rgb.c.

Referenced by main(), and rgbToRgbWrapper().

void sws_rgb2rgb_init ( int  flags  ) 

Definition at line 196 of file rgb2rgb.c.

Referenced by main(), and sws_getContext().


Variable Documentation

void(* interleaveBytes)(const uint8_t *src1, const uint8_t *src2, uint8_t *dst, long width, long height, long src1Stride, long src2Stride, long dstStride)

void(* planar2x)(const uint8_t *src, uint8_t *dst, long width, long height, long srcStride, long dstStride)

void(* rgb15to16)(const uint8_t *src, uint8_t *dst, long src_size)

void(* rgb15to32)(const uint8_t *src, uint8_t *dst, long src_size)

void(* rgb15tobgr24)(const uint8_t *src, uint8_t *dst, long src_size)

void(* rgb16to15)(const uint8_t *src, uint8_t *dst, long src_size)

void(* rgb16to32)(const uint8_t *src, uint8_t *dst, long src_size)

void(* rgb16tobgr24)(const uint8_t *src, uint8_t *dst, long src_size)

void(* rgb24to15)(const uint8_t *src, uint8_t *dst, long src_size)

void(* rgb24to16)(const uint8_t *src, uint8_t *dst, long src_size)

void(* rgb24tobgr15)(const uint8_t *src, uint8_t *dst, long src_size)

void(* rgb24tobgr16)(const uint8_t *src, uint8_t *dst, long src_size)

void(* rgb24tobgr24)(const uint8_t *src, uint8_t *dst, long src_size)

void(* rgb24tobgr32)(const uint8_t *src, uint8_t *dst, long src_size)

void(* rgb24toyv12)(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst, long width, long height, long lumStride, long chromStride, long srcStride)

Height should be a multiple of 2 and width should be a multiple of 2.

(If this is a problem for anyone then tell me, and I will fix it.) Chrominance data is only taken from every second line, others are ignored. FIXME: Write high quality version.

Referenced by bgr24ToYv12Wrapper(), and rgb2rgb_init_TMPL().

void(* rgb32to15)(const uint8_t *src, uint8_t *dst, long src_size)

void(* rgb32to16)(const uint8_t *src, uint8_t *dst, long src_size)

void(* rgb32tobgr15)(const uint8_t *src, uint8_t *dst, long src_size)

void(* rgb32tobgr16)(const uint8_t *src, uint8_t *dst, long src_size)

void(* rgb32tobgr24)(const uint8_t *src, uint8_t *dst, long src_size)

void(* rgb32tobgr32)(const uint8_t *src, uint8_t *dst, long src_size)

Referenced by main(), and rgb2rgb_init_TMPL().

void(* uyvytoyuv420)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst, const uint8_t *src, long width, long height, long lumStride, long chromStride, long srcStride)

void(* uyvytoyuv422)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst, const uint8_t *src, long width, long height, long lumStride, long chromStride, long srcStride)

void(* vu9_to_vu12)(const uint8_t *src1, const uint8_t *src2, uint8_t *dst1, uint8_t *dst2, long width, long height, long srcStride1, long srcStride2, long dstStride1, long dstStride2)

Referenced by rgb2rgb_init_TMPL().

void(* yuv422ptouyvy)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst, long width, long height, long lumStride, long chromStride, long dstStride)

Width should be a multiple of 16.

Referenced by rgb2rgb_init_TMPL(), and yuv422pToUyvyWrapper().

void(* yuv422ptoyuy2)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst, long width, long height, long lumStride, long chromStride, long dstStride)

Width should be a multiple of 16.

Referenced by rgb2rgb_init_TMPL(), and yuv422pToYuy2Wrapper().

void(* yuy2toyv12)(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst, long width, long height, long lumStride, long chromStride, long srcStride)

Height should be a multiple of 2 and width should be a multiple of 16.

(If this is a problem for anyone then tell me, and I will fix it.)

Referenced by rgb2rgb_init_TMPL().

void(* yuyvtoyuv420)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst, const uint8_t *src, long width, long height, long lumStride, long chromStride, long srcStride)

void(* yuyvtoyuv422)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst, const uint8_t *src, long width, long height, long lumStride, long chromStride, long srcStride)

void(* yv12touyvy)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst, long width, long height, long lumStride, long chromStride, long dstStride)

Height should be a multiple of 2 and width should be a multiple of 16.

(If this is a problem for anyone then tell me, and I will fix it.)

Referenced by planarToUyvyWrapper(), rgb2rgb_init_TMPL(), and yv12touyvy_unscaled_altivec().

void(* yv12toyuy2)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst, long width, long height, long lumStride, long chromStride, long dstStride)

Height should be a multiple of 2 and width should be a multiple of 16.

(If this is a problem for anyone then tell me, and I will fix it.) Chrominance data is only taken from every second line, others are ignored. FIXME: Write high quality version. Height should be a multiple of 2 and width should be a multiple of 16. (If this is a problem for anyone then tell me, and I will fix it.)

Referenced by planarToYuy2Wrapper(), rgb2rgb_init_TMPL(), and yv12toyuy2_unscaled_altivec().

void(* yvu9_to_yuy2)(const uint8_t *src1, const uint8_t *src2, const uint8_t *src3, uint8_t *dst, long width, long height, long srcStride1, long srcStride2, long srcStride3, long dstStride)

Referenced by rgb2rgb_init_TMPL().


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