From c0038328830d7b341c28d7c99b0236a33617fd21 Mon Sep 17 00:00:00 2001 From: Luca Barbato Date: Wed, 13 Apr 2011 20:57:29 +0200 Subject: swscale: move away x86 specific code from rgb2rgb Keep only the plain C code in the main rgb2rgb.c and move the x86 specific optimizations to x86/rgb2rgb.c Change the initialization pattern a little so some of it can be factorized to behave more like dsputils. --- libswscale/x86/rgb2rgb.c | 140 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 140 insertions(+) create mode 100644 libswscale/x86/rgb2rgb.c (limited to 'libswscale/x86/rgb2rgb.c') diff --git a/libswscale/x86/rgb2rgb.c b/libswscale/x86/rgb2rgb.c new file mode 100644 index 0000000000..a931810ca1 --- /dev/null +++ b/libswscale/x86/rgb2rgb.c @@ -0,0 +1,140 @@ +/* + * 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 Libav. + * + * Libav is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * Libav 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with Libav; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include + +#include "config.h" +#include "libavutil/x86_cpu.h" +#include "libavutil/bswap.h" +#include "libswscale/rgb2rgb.h" +#include "libswscale/swscale.h" +#include "libswscale/swscale_internal.h" + +DECLARE_ASM_CONST(8, uint64_t, mmx_ff) = 0x00000000000000FFULL; +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, mask32a) = 0xFF000000FF000000ULL; +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; + +#define RGB2YUV_SHIFT 8 +#define BY ((int)( 0.098*(1<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 rgb2rgb_init_x86(int flags) +{ +#if HAVE_MMX2 || HAVE_AMD3DNOW || HAVE_MMX + if (flags & SWS_CPU_CAPS_SSE2) + rgb2rgb_init_SSE2(); + else 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(); +#endif /* HAVE_MMX2 || HAVE_AMD3DNOW || HAVE_MMX */ +} -- cgit v1.2.3