mirror of https://github.com/mpv-player/mpv
442 lines
15 KiB
C
442 lines
15 KiB
C
/*
|
|
* software RGB to RGB converter
|
|
* pluralize by software PAL8 to RGB converter
|
|
* software YUV to YUV converter
|
|
* software YUV to RGB converter
|
|
* Written by Nick Kurshev.
|
|
* palette & YUV & runtime CPU stuff by Michael (michaelni@gmx.at)
|
|
*
|
|
* This file is part of FFmpeg.
|
|
*
|
|
* FFmpeg is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* FFmpeg is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with FFmpeg; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*
|
|
* The C code (not assembly, MMX, ...) of this file can be used
|
|
* under the LGPL license.
|
|
*/
|
|
#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"
|
|
|
|
#define FAST_BGR2YV12 // use 7-bit instead of 15-bit coefficients
|
|
|
|
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);
|
|
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);
|
|
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);
|
|
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);
|
|
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);
|
|
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);
|
|
void (*planar2x)(const uint8_t *src, uint8_t *dst, long width, long height,
|
|
long srcStride, long dstStride);
|
|
void (*interleaveBytes)(uint8_t *src1, 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);
|
|
|
|
#if defined(ARCH_X86) && defined(CONFIG_GPL)
|
|
DECLARE_ASM_CONST(8, uint64_t, mmx_null) = 0x0000000000000000ULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, mmx_one) = 0xFFFFFFFFFFFFFFFFULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, mask32b) = 0x000000FF000000FFULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, mask32g) = 0x0000FF000000FF00ULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, mask32r) = 0x00FF000000FF0000ULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, mask32) = 0x00FFFFFF00FFFFFFULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, mask3216br) = 0x00F800F800F800F8ULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, mask3216g) = 0x0000FC000000FC00ULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, mask3215g) = 0x0000F8000000F800ULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, mul3216) = 0x2000000420000004ULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, mul3215) = 0x2000000820000008ULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, mask24b) = 0x00FF0000FF0000FFULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, mask24g) = 0xFF0000FF0000FF00ULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, mask24r) = 0x0000FF0000FF0000ULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, mask24l) = 0x0000000000FFFFFFULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, mask24h) = 0x0000FFFFFF000000ULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, mask24hh) = 0xffff000000000000ULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, mask24hhh) = 0xffffffff00000000ULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, mask24hhhh) = 0xffffffffffff0000ULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, mask15b) = 0x001F001F001F001FULL; /* 00000000 00011111 xxB */
|
|
DECLARE_ASM_CONST(8, uint64_t, mask15rg) = 0x7FE07FE07FE07FE0ULL; /* 01111111 11100000 RGx */
|
|
DECLARE_ASM_CONST(8, uint64_t, mask15s) = 0xFFE0FFE0FFE0FFE0ULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, mask15g) = 0x03E003E003E003E0ULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, mask15r) = 0x7C007C007C007C00ULL;
|
|
#define mask16b mask15b
|
|
DECLARE_ASM_CONST(8, uint64_t, mask16g) = 0x07E007E007E007E0ULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, mask16r) = 0xF800F800F800F800ULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, red_16mask) = 0x0000f8000000f800ULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, green_16mask) = 0x000007e0000007e0ULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, blue_16mask) = 0x0000001f0000001fULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, red_15mask) = 0x00007c0000007c00ULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, green_15mask) = 0x000003e0000003e0ULL;
|
|
DECLARE_ASM_CONST(8, uint64_t, blue_15mask) = 0x0000001f0000001fULL;
|
|
#endif /* defined(ARCH_X86) */
|
|
|
|
#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))
|
|
|
|
//Note: We have C, MMX, MMX2, 3DNOW versions, there is no 3DNOW + MMX2 one.
|
|
//plain C versions
|
|
#undef HAVE_MMX
|
|
#undef HAVE_MMX2
|
|
#undef HAVE_3DNOW
|
|
#undef HAVE_SSE2
|
|
#define RENAME(a) a ## _C
|
|
#include "rgb2rgb_template.c"
|
|
|
|
#if defined(ARCH_X86) && defined(CONFIG_GPL)
|
|
|
|
//MMX versions
|
|
#undef RENAME
|
|
#define HAVE_MMX
|
|
#undef HAVE_MMX2
|
|
#undef HAVE_3DNOW
|
|
#undef HAVE_SSE2
|
|
#define RENAME(a) a ## _MMX
|
|
#include "rgb2rgb_template.c"
|
|
|
|
//MMX2 versions
|
|
#undef RENAME
|
|
#define HAVE_MMX
|
|
#define HAVE_MMX2
|
|
#undef HAVE_3DNOW
|
|
#undef HAVE_SSE2
|
|
#define RENAME(a) a ## _MMX2
|
|
#include "rgb2rgb_template.c"
|
|
|
|
//3DNOW versions
|
|
#undef RENAME
|
|
#define HAVE_MMX
|
|
#undef HAVE_MMX2
|
|
#define HAVE_3DNOW
|
|
#undef HAVE_SSE2
|
|
#define RENAME(a) a ## _3DNOW
|
|
#include "rgb2rgb_template.c"
|
|
|
|
#endif //ARCH_X86 || ARCH_X86_64
|
|
|
|
/*
|
|
RGB15->RGB16 original by Strepto/Astral
|
|
ported to gcc & bugfixed : A'rpi
|
|
MMX2, 3DNOW optimization by Nick Kurshev
|
|
32-bit C version, and and&add trick by Michael Niedermayer
|
|
*/
|
|
|
|
void sws_rgb2rgb_init(int flags){
|
|
#if (defined(HAVE_MMX2) || defined(HAVE_3DNOW) || defined(HAVE_MMX)) && defined(CONFIG_GPL)
|
|
if (flags & SWS_CPU_CAPS_MMX2)
|
|
rgb2rgb_init_MMX2();
|
|
else if (flags & SWS_CPU_CAPS_3DNOW)
|
|
rgb2rgb_init_3DNOW();
|
|
else if (flags & SWS_CPU_CAPS_MMX)
|
|
rgb2rgb_init_MMX();
|
|
else
|
|
#endif /* defined(HAVE_MMX2) || defined(HAVE_3DNOW) || defined(HAVE_MMX) */
|
|
rgb2rgb_init_C();
|
|
}
|
|
|
|
/**
|
|
* Convert the palette to the same packet 32-bit format as the palette
|
|
*/
|
|
void palette8topacked32(const uint8_t *src, uint8_t *dst, long num_pixels, const uint8_t *palette)
|
|
{
|
|
long i;
|
|
|
|
for (i=0; i<num_pixels; i++)
|
|
((uint32_t *) dst)[i] = ((const uint32_t *) palette)[src[i]];
|
|
}
|
|
|
|
/**
|
|
* Palette format: ABCD -> dst format: ABC
|
|
*/
|
|
void palette8topacked24(const uint8_t *src, uint8_t *dst, long num_pixels, const uint8_t *palette)
|
|
{
|
|
long i;
|
|
|
|
for (i=0; i<num_pixels; i++)
|
|
{
|
|
//FIXME slow?
|
|
dst[0]= palette[src[i]*4+0];
|
|
dst[1]= palette[src[i]*4+1];
|
|
dst[2]= palette[src[i]*4+2];
|
|
dst+= 3;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Palette is assumed to contain BGR16, see rgb32to16 to convert the palette.
|
|
*/
|
|
void palette8torgb16(const uint8_t *src, uint8_t *dst, long num_pixels, const uint8_t *palette)
|
|
{
|
|
long i;
|
|
for (i=0; i<num_pixels; i++)
|
|
((uint16_t *)dst)[i] = ((const uint16_t *)palette)[src[i]];
|
|
}
|
|
void palette8tobgr16(const uint8_t *src, uint8_t *dst, long num_pixels, const uint8_t *palette)
|
|
{
|
|
long i;
|
|
for (i=0; i<num_pixels; i++)
|
|
((uint16_t *)dst)[i] = bswap_16(((const uint16_t *)palette)[src[i]]);
|
|
}
|
|
|
|
/**
|
|
* Palette is assumed to contain BGR15, see rgb32to15 to convert the palette.
|
|
*/
|
|
void palette8torgb15(const uint8_t *src, uint8_t *dst, long num_pixels, const uint8_t *palette)
|
|
{
|
|
long i;
|
|
for (i=0; i<num_pixels; i++)
|
|
((uint16_t *)dst)[i] = ((const uint16_t *)palette)[src[i]];
|
|
}
|
|
void palette8tobgr15(const uint8_t *src, uint8_t *dst, long num_pixels, const uint8_t *palette)
|
|
{
|
|
long i;
|
|
for (i=0; i<num_pixels; i++)
|
|
((uint16_t *)dst)[i] = bswap_16(((const uint16_t *)palette)[src[i]]);
|
|
}
|
|
|
|
void rgb32to24(const uint8_t *src, uint8_t *dst, long src_size)
|
|
{
|
|
long i;
|
|
long num_pixels = src_size >> 2;
|
|
for (i=0; i<num_pixels; i++)
|
|
{
|
|
#ifdef WORDS_BIGENDIAN
|
|
/* RGB32 (= A,B,G,R) -> BGR24 (= B,G,R) */
|
|
dst[3*i + 0] = src[4*i + 1];
|
|
dst[3*i + 1] = src[4*i + 2];
|
|
dst[3*i + 2] = src[4*i + 3];
|
|
#else
|
|
dst[3*i + 0] = src[4*i + 2];
|
|
dst[3*i + 1] = src[4*i + 1];
|
|
dst[3*i + 2] = src[4*i + 0];
|
|
#endif
|
|
}
|
|
}
|
|
|
|
void rgb24to32(const uint8_t *src, uint8_t *dst, long src_size)
|
|
{
|
|
long i;
|
|
for (i=0; 3*i<src_size; i++)
|
|
{
|
|
#ifdef WORDS_BIGENDIAN
|
|
/* RGB24 (= R,G,B) -> BGR32 (= A,R,G,B) */
|
|
dst[4*i + 0] = 0;
|
|
dst[4*i + 1] = src[3*i + 0];
|
|
dst[4*i + 2] = src[3*i + 1];
|
|
dst[4*i + 3] = src[3*i + 2];
|
|
#else
|
|
dst[4*i + 0] = src[3*i + 2];
|
|
dst[4*i + 1] = src[3*i + 1];
|
|
dst[4*i + 2] = src[3*i + 0];
|
|
dst[4*i + 3] = 0;
|
|
#endif
|
|
}
|
|
}
|
|
|
|
void rgb16tobgr32(const uint8_t *src, uint8_t *dst, long src_size)
|
|
{
|
|
const uint16_t *end;
|
|
uint8_t *d = dst;
|
|
const uint16_t *s = (const uint16_t *)src;
|
|
end = s + src_size/2;
|
|
while (s < end)
|
|
{
|
|
register uint16_t bgr;
|
|
bgr = *s++;
|
|
#ifdef WORDS_BIGENDIAN
|
|
*d++ = 0;
|
|
*d++ = (bgr&0x1F)<<3;
|
|
*d++ = (bgr&0x7E0)>>3;
|
|
*d++ = (bgr&0xF800)>>8;
|
|
#else
|
|
*d++ = (bgr&0xF800)>>8;
|
|
*d++ = (bgr&0x7E0)>>3;
|
|
*d++ = (bgr&0x1F)<<3;
|
|
*d++ = 0;
|
|
#endif
|
|
}
|
|
}
|
|
|
|
void rgb16to24(const uint8_t *src, uint8_t *dst, long src_size)
|
|
{
|
|
const uint16_t *end;
|
|
uint8_t *d = dst;
|
|
const uint16_t *s = (const uint16_t *)src;
|
|
end = s + src_size/2;
|
|
while (s < end)
|
|
{
|
|
register uint16_t bgr;
|
|
bgr = *s++;
|
|
*d++ = (bgr&0xF800)>>8;
|
|
*d++ = (bgr&0x7E0)>>3;
|
|
*d++ = (bgr&0x1F)<<3;
|
|
}
|
|
}
|
|
|
|
void rgb16tobgr16(const uint8_t *src, uint8_t *dst, long src_size)
|
|
{
|
|
long i;
|
|
long num_pixels = src_size >> 1;
|
|
|
|
for (i=0; i<num_pixels; i++)
|
|
{
|
|
unsigned rgb = ((const uint16_t*)src)[i];
|
|
((uint16_t*)dst)[i] = (rgb>>11) | (rgb&0x7E0) | (rgb<<11);
|
|
}
|
|
}
|
|
|
|
void rgb16tobgr15(const uint8_t *src, uint8_t *dst, long src_size)
|
|
{
|
|
long i;
|
|
long num_pixels = src_size >> 1;
|
|
|
|
for (i=0; i<num_pixels; i++)
|
|
{
|
|
unsigned rgb = ((const uint16_t*)src)[i];
|
|
((uint16_t*)dst)[i] = (rgb>>11) | ((rgb&0x7C0)>>1) | ((rgb&0x1F)<<10);
|
|
}
|
|
}
|
|
|
|
void rgb15tobgr32(const uint8_t *src, uint8_t *dst, long src_size)
|
|
{
|
|
const uint16_t *end;
|
|
uint8_t *d = dst;
|
|
const uint16_t *s = (const uint16_t *)src;
|
|
end = s + src_size/2;
|
|
while (s < end)
|
|
{
|
|
register uint16_t bgr;
|
|
bgr = *s++;
|
|
#ifdef WORDS_BIGENDIAN
|
|
*d++ = 0;
|
|
*d++ = (bgr&0x1F)<<3;
|
|
*d++ = (bgr&0x3E0)>>2;
|
|
*d++ = (bgr&0x7C00)>>7;
|
|
#else
|
|
*d++ = (bgr&0x7C00)>>7;
|
|
*d++ = (bgr&0x3E0)>>2;
|
|
*d++ = (bgr&0x1F)<<3;
|
|
*d++ = 0;
|
|
#endif
|
|
}
|
|
}
|
|
|
|
void rgb15to24(const uint8_t *src, uint8_t *dst, long src_size)
|
|
{
|
|
const uint16_t *end;
|
|
uint8_t *d = dst;
|
|
const uint16_t *s = (const uint16_t *)src;
|
|
end = s + src_size/2;
|
|
while (s < end)
|
|
{
|
|
register uint16_t bgr;
|
|
bgr = *s++;
|
|
*d++ = (bgr&0x7C00)>>7;
|
|
*d++ = (bgr&0x3E0)>>2;
|
|
*d++ = (bgr&0x1F)<<3;
|
|
}
|
|
}
|
|
|
|
void rgb15tobgr16(const uint8_t *src, uint8_t *dst, long src_size)
|
|
{
|
|
long i;
|
|
long num_pixels = src_size >> 1;
|
|
|
|
for (i=0; i<num_pixels; i++)
|
|
{
|
|
unsigned rgb = ((const uint16_t*)src)[i];
|
|
((uint16_t*)dst)[i] = ((rgb&0x7C00)>>10) | ((rgb&0x3E0)<<1) | (rgb<<11);
|
|
}
|
|
}
|
|
|
|
void rgb15tobgr15(const uint8_t *src, uint8_t *dst, long src_size)
|
|
{
|
|
long i;
|
|
long num_pixels = src_size >> 1;
|
|
|
|
for (i=0; i<num_pixels; i++)
|
|
{
|
|
unsigned br;
|
|
unsigned rgb = ((const uint16_t*)src)[i];
|
|
br = rgb&0x7c1F;
|
|
((uint16_t*)dst)[i] = (br>>10) | (rgb&0x3E0) | (br<<10);
|
|
}
|
|
}
|
|
|
|
void bgr8torgb8(const uint8_t *src, uint8_t *dst, long src_size)
|
|
{
|
|
long i;
|
|
long num_pixels = src_size;
|
|
for (i=0; i<num_pixels; i++)
|
|
{
|
|
unsigned b,g,r;
|
|
register uint8_t rgb;
|
|
rgb = src[i];
|
|
r = (rgb&0x07);
|
|
g = (rgb&0x38)>>3;
|
|
b = (rgb&0xC0)>>6;
|
|
dst[i] = ((b<<1)&0x07) | ((g&0x07)<<3) | ((r&0x03)<<6);
|
|
}
|
|
}
|