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author | Michael Niedermayer <michaelni@gmx.at> | 2012-07-23 21:04:06 +0200 |
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committer | Michael Niedermayer <michaelni@gmx.at> | 2012-07-23 21:25:09 +0200 |
commit | 2cb4d516549526b5e17e941f6d2375a2c501ade6 (patch) | |
tree | f472c62e0b34c2faaa955d51874cddb6be759910 /libswscale/x86/yuv2rgb.c | |
parent | 7e15df7551cf45ad1d3e39d20fdc8d6c651d4705 (diff) | |
parent | d04c5293ce88927ad359ca276e287bfa63c2329d (diff) | |
download | ffmpeg-2cb4d516549526b5e17e941f6d2375a2c501ade6.tar.gz |
Merge remote-tracking branch 'qatar/master'
* qatar/master:
v410dec: Implement explode mode support
zerocodec: fix direct rendering.
wav: init st to NULL to avoid a false-positive warning.
wavpack: set bits_per_raw_sample for S32 samples to properly identify 24-bit
h264: refactor NAL decode loop
RTMPTE protocol support
RTMPE protocol support
rtmp: Add ff_rtmp_calc_digest_pos()
rtmp: Rename rtmp_calc_digest to ff_rtmp_calc_digest and make it global
swscale: add missing HAVE_INLINE_ASM check.
lavfi: place x86 inline assembly under HAVE_INLINE_ASM.
vc1: Add a test for interlaced field pictures
swscale: Mark all init functions as av_cold
swscale: x86: Drop pointless _mmx suffix from filenames
lavf: use conditional notation for default codec in muxer declarations.
swscale: place inline assembly bilinear scaler under HAVE_INLINE_ASM.
dsputil: ppc: cosmetics: pretty-print
dsputil: x86: add SHUFFLE_MASK_W macro
configure: respect CC_O setting in check_cc
Conflicts:
Changelog
configure
libavcodec/v410dec.c
libavcodec/zerocodec.c
libavformat/asfenc.c
libavformat/version.h
libswscale/utils.c
libswscale/x86/swscale.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libswscale/x86/yuv2rgb.c')
-rw-r--r-- | libswscale/x86/yuv2rgb.c | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/libswscale/x86/yuv2rgb.c b/libswscale/x86/yuv2rgb.c new file mode 100644 index 0000000000..2a76716335 --- /dev/null +++ b/libswscale/x86/yuv2rgb.c @@ -0,0 +1,111 @@ +/* + * software YUV to RGB converter + * + * Copyright (C) 2009 Konstantin Shishkov + * + * MMX/MMX2 template stuff (needed for fast movntq support), + * 1,4,8bpp support and context / deglobalize stuff + * by Michael Niedermayer (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 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. + * + * 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser 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 + */ + +#include <stdio.h> +#include <stdlib.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/x86_cpu.h" +#include "libavutil/cpu.h" + +#if HAVE_INLINE_ASM + +#define DITHER1XBPP // only for MMX + +/* hope these constant values are cache line aligned */ +DECLARE_ASM_CONST(8, uint64_t, mmx_00ffw) = 0x00ff00ff00ff00ffULL; +DECLARE_ASM_CONST(8, uint64_t, mmx_redmask) = 0xf8f8f8f8f8f8f8f8ULL; +DECLARE_ASM_CONST(8, uint64_t, mmx_grnmask) = 0xfcfcfcfcfcfcfcfcULL; +DECLARE_ASM_CONST(8, uint64_t, pb_e0) = 0xe0e0e0e0e0e0e0e0ULL; +DECLARE_ASM_CONST(8, uint64_t, pb_03) = 0x0303030303030303ULL; +DECLARE_ASM_CONST(8, uint64_t, pb_07) = 0x0707070707070707ULL; + +//MMX versions +#if HAVE_MMX +#undef RENAME +#undef COMPILE_TEMPLATE_MMX2 +#define COMPILE_TEMPLATE_MMX2 0 +#define RENAME(a) a ## _MMX +#include "yuv2rgb_template.c" +#endif /* HAVE_MMX */ + +//MMX2 versions +#if HAVE_MMX2 +#undef RENAME +#undef COMPILE_TEMPLATE_MMX2 +#define COMPILE_TEMPLATE_MMX2 1 +#define RENAME(a) a ## _MMX2 +#include "yuv2rgb_template.c" +#endif /* HAVE_MMX2 */ + +#endif /* HAVE_INLINE_ASM */ + +av_cold SwsFunc ff_yuv2rgb_init_mmx(SwsContext *c) +{ +#if HAVE_INLINE_ASM + int cpu_flags = av_get_cpu_flags(); + +#if HAVE_MMX2 + if (cpu_flags & AV_CPU_FLAG_MMX2) { + switch (c->dstFormat) { + case PIX_FMT_RGB24: return yuv420_rgb24_MMX2; + case PIX_FMT_BGR24: return yuv420_bgr24_MMX2; + } + } +#endif + + if (cpu_flags & AV_CPU_FLAG_MMX) { + switch (c->dstFormat) { + case PIX_FMT_RGB32: + if (c->srcFormat == PIX_FMT_YUVA420P) { +#if HAVE_7REGS && CONFIG_SWSCALE_ALPHA + return yuva420_rgb32_MMX; +#endif + break; + } else return yuv420_rgb32_MMX; + case PIX_FMT_BGR32: + if (c->srcFormat == PIX_FMT_YUVA420P) { +#if HAVE_7REGS && CONFIG_SWSCALE_ALPHA + return yuva420_bgr32_MMX; +#endif + break; + } else return yuv420_bgr32_MMX; + case PIX_FMT_RGB24: return yuv420_rgb24_MMX; + case PIX_FMT_BGR24: return yuv420_bgr24_MMX; + case PIX_FMT_RGB565: return yuv420_rgb16_MMX; + case PIX_FMT_RGB555: return yuv420_rgb15_MMX; + } + } +#endif /* HAVE_INLINE_ASM */ + + return NULL; +} |