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49db6e4b4e
mmx_grnmask is unused since531f97b0c3, the other constants sincee934194b6a. Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
144 lines
4.0 KiB
C
144 lines
4.0 KiB
C
/*
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* software YUV to RGB converter
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*
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* Copyright (C) 2009 Konstantin Shishkov
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*
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* MMX/MMXEXT template stuff (needed for fast movntq support),
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* 1,4,8bpp support and context / deglobalize stuff
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* by Michael Niedermayer (michaelni@gmx.at)
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <inttypes.h>
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#include "config.h"
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#include "libswscale/rgb2rgb.h"
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#include "libswscale/swscale.h"
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#include "libswscale/swscale_internal.h"
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#include "libavutil/attributes.h"
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#include "libavutil/x86/asm.h"
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#include "libavutil/x86/cpu.h"
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#include "libavutil/cpu.h"
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#if HAVE_X86ASM
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#define DITHER1XBPP // only for MMX
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//MMX versions
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#if HAVE_MMX
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#undef RENAME
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#undef COMPILE_TEMPLATE_MMXEXT
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#define COMPILE_TEMPLATE_MMXEXT 0
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#define RENAME(a) a ## _mmx
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#include "yuv2rgb_template.c"
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#endif /* HAVE_MMX */
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// MMXEXT versions
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#undef RENAME
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#undef COMPILE_TEMPLATE_MMXEXT
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#define COMPILE_TEMPLATE_MMXEXT 1
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#define RENAME(a) a ## _mmxext
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#include "yuv2rgb_template.c"
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//SSSE3 versions
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#undef RENAME
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#undef COMPILE_TEMPLATE_MMXEXT
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#define COMPILE_TEMPLATE_MMXEXT 0
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#define RENAME(a) a ## _ssse3
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#include "yuv2rgb_template.c"
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#endif /* HAVE_X86ASM */
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av_cold SwsFunc ff_yuv2rgb_init_x86(SwsContext *c)
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{
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#if HAVE_X86ASM
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int cpu_flags = av_get_cpu_flags();
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if (EXTERNAL_SSSE3(cpu_flags)) {
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switch (c->dstFormat) {
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case AV_PIX_FMT_RGB32:
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if (c->srcFormat == AV_PIX_FMT_YUVA420P) {
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#if CONFIG_SWSCALE_ALPHA
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return yuva420_rgb32_ssse3;
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#endif
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break;
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} else
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return yuv420_rgb32_ssse3;
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case AV_PIX_FMT_BGR32:
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if (c->srcFormat == AV_PIX_FMT_YUVA420P) {
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#if CONFIG_SWSCALE_ALPHA
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return yuva420_bgr32_ssse3;
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#endif
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break;
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} else
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return yuv420_bgr32_ssse3;
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case AV_PIX_FMT_RGB24:
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return yuv420_rgb24_ssse3;
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case AV_PIX_FMT_BGR24:
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return yuv420_bgr24_ssse3;
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case AV_PIX_FMT_RGB565:
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return yuv420_rgb16_ssse3;
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case AV_PIX_FMT_RGB555:
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return yuv420_rgb15_ssse3;
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}
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}
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if (EXTERNAL_MMXEXT(cpu_flags)) {
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switch (c->dstFormat) {
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case AV_PIX_FMT_RGB24:
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return yuv420_rgb24_mmxext;
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case AV_PIX_FMT_BGR24:
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return yuv420_bgr24_mmxext;
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}
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}
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if (EXTERNAL_MMX(cpu_flags)) {
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switch (c->dstFormat) {
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case AV_PIX_FMT_RGB32:
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if (c->srcFormat == AV_PIX_FMT_YUVA420P) {
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#if CONFIG_SWSCALE_ALPHA
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return yuva420_rgb32_mmx;
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#endif
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break;
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} else
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return yuv420_rgb32_mmx;
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case AV_PIX_FMT_BGR32:
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if (c->srcFormat == AV_PIX_FMT_YUVA420P) {
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#if CONFIG_SWSCALE_ALPHA
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return yuva420_bgr32_mmx;
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#endif
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break;
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} else
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return yuv420_bgr32_mmx;
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case AV_PIX_FMT_RGB24:
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return yuv420_rgb24_mmx;
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case AV_PIX_FMT_BGR24:
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return yuv420_bgr24_mmx;
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case AV_PIX_FMT_RGB565:
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return yuv420_rgb16_mmx;
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case AV_PIX_FMT_RGB555:
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return yuv420_rgb15_mmx;
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}
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}
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#endif /* HAVE_X86ASM */
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return NULL;
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}
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