mirror of
https://git.ffmpeg.org/ffmpeg.git
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2d077f9acd
This is a preliminary step to separating these into a new struct. This commit contains no functional changes, it is a pure search-and-replace. Sponsored-by: Sovereign Tech Fund Signed-off-by: Niklas Haas <git@haasn.dev>
282 lines
11 KiB
C
282 lines
11 KiB
C
/*
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* software YUV to RGB converter
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*
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* Copyright (C) 2001-2007 Michael Niedermayer
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* Copyright (C) 2009-2010 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 YUV2RGB_LOOP(depth) \
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h_size = (c->opts.dst_w + 7) & ~7; \
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if (h_size * depth > FFABS(dstStride[0])) \
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h_size -= 8; \
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\
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vshift = c->opts.src_format != AV_PIX_FMT_YUV422P; \
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\
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for (y = 0; y < srcSliceH; y++) { \
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uint8_t *image = dst[0] + (y + srcSliceY) * dstStride[0]; \
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const uint8_t *py = src[0] + y * srcStride[0]; \
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const uint8_t *pu = src[1] + (y >> vshift) * srcStride[1]; \
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const uint8_t *pv = src[2] + (y >> vshift) * srcStride[2]; \
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x86_reg index = -h_size / 2; \
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extern void ff_yuv_420_rgb24_ssse3(x86_reg index, uint8_t *image, const uint8_t *pu_index,
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const uint8_t *pv_index, const uint64_t *pointer_c_dither,
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const uint8_t *py_2index);
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extern void ff_yuv_420_bgr24_ssse3(x86_reg index, uint8_t *image, const uint8_t *pu_index,
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const uint8_t *pv_index, const uint64_t *pointer_c_dither,
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const uint8_t *py_2index);
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extern void ff_yuv_420_rgb15_ssse3(x86_reg index, uint8_t *image, const uint8_t *pu_index,
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const uint8_t *pv_index, const uint64_t *pointer_c_dither,
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const uint8_t *py_2index);
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extern void ff_yuv_420_rgb16_ssse3(x86_reg index, uint8_t *image, const uint8_t *pu_index,
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const uint8_t *pv_index, const uint64_t *pointer_c_dither,
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const uint8_t *py_2index);
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extern void ff_yuv_420_rgb32_ssse3(x86_reg index, uint8_t *image, const uint8_t *pu_index,
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const uint8_t *pv_index, const uint64_t *pointer_c_dither,
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const uint8_t *py_2index);
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extern void ff_yuv_420_bgr32_ssse3(x86_reg index, uint8_t *image, const uint8_t *pu_index,
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const uint8_t *pv_index, const uint64_t *pointer_c_dither,
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const uint8_t *py_2index);
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extern void ff_yuva_420_rgb32_ssse3(x86_reg index, uint8_t *image, const uint8_t *pu_index,
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const uint8_t *pv_index, const uint64_t *pointer_c_dither,
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const uint8_t *py_2index, const uint8_t *pa_2index);
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extern void ff_yuva_420_bgr32_ssse3(x86_reg index, uint8_t *image, const uint8_t *pu_index,
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const uint8_t *pv_index, const uint64_t *pointer_c_dither,
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const uint8_t *py_2index, const uint8_t *pa_2index);
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#if ARCH_X86_64
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extern void ff_yuv_420_gbrp24_ssse3(x86_reg index, uint8_t *image, uint8_t *dst_b, uint8_t *dst_r,
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const uint8_t *pu_index, const uint8_t *pv_index,
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const uint64_t *pointer_c_dither,
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const uint8_t *py_2index);
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#endif
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static inline int yuv420_rgb15_ssse3(SwsInternal *c, const uint8_t *const src[],
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const int srcStride[],
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int srcSliceY, int srcSliceH,
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uint8_t *const dst[], const int dstStride[])
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{
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int y, h_size, vshift;
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YUV2RGB_LOOP(2)
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c->blueDither = ff_dither8[y & 1];
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c->greenDither = ff_dither8[y & 1];
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c->redDither = ff_dither8[(y + 1) & 1];
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ff_yuv_420_rgb15_ssse3(index, image, pu - index, pv - index, &(c->redDither), py - 2 * index);
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}
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return srcSliceH;
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}
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static inline int yuv420_rgb16_ssse3(SwsInternal *c, const uint8_t *const src[],
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const int srcStride[],
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int srcSliceY, int srcSliceH,
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uint8_t *const dst[], const int dstStride[])
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{
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int y, h_size, vshift;
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YUV2RGB_LOOP(2)
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c->blueDither = ff_dither8[y & 1];
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c->greenDither = ff_dither4[y & 1];
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c->redDither = ff_dither8[(y + 1) & 1];
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ff_yuv_420_rgb16_ssse3(index, image, pu - index, pv - index, &(c->redDither), py - 2 * index);
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}
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return srcSliceH;
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}
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static inline int yuv420_rgb32_ssse3(SwsInternal *c, const uint8_t *const src[],
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const int srcStride[],
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int srcSliceY, int srcSliceH,
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uint8_t *const dst[], const int dstStride[])
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{
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int y, h_size, vshift;
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YUV2RGB_LOOP(4)
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ff_yuv_420_rgb32_ssse3(index, image, pu - index, pv - index, &(c->redDither), py - 2 * index);
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}
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return srcSliceH;
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}
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static inline int yuv420_bgr32_ssse3(SwsInternal *c, const uint8_t *const src[],
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const int srcStride[],
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int srcSliceY, int srcSliceH,
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uint8_t *const dst[], const int dstStride[])
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{
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int y, h_size, vshift;
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YUV2RGB_LOOP(4)
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ff_yuv_420_bgr32_ssse3(index, image, pu - index, pv - index, &(c->redDither), py - 2 * index);
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}
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return srcSliceH;
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}
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static inline int yuva420_rgb32_ssse3(SwsInternal *c, const uint8_t *const src[],
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const int srcStride[],
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int srcSliceY, int srcSliceH,
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uint8_t *const dst[], const int dstStride[])
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{
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int y, h_size, vshift;
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YUV2RGB_LOOP(4)
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const uint8_t *pa = src[3] + y * srcStride[3];
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ff_yuva_420_rgb32_ssse3(index, image, pu - index, pv - index, &(c->redDither), py - 2 * index, pa - 2 * index);
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}
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return srcSliceH;
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}
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static inline int yuva420_bgr32_ssse3(SwsInternal *c, const uint8_t *const src[],
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const int srcStride[],
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int srcSliceY, int srcSliceH,
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uint8_t *const dst[], const int dstStride[])
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{
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int y, h_size, vshift;
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YUV2RGB_LOOP(4)
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const uint8_t *pa = src[3] + y * srcStride[3];
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ff_yuva_420_bgr32_ssse3(index, image, pu - index, pv - index, &(c->redDither), py - 2 * index, pa - 2 * index);
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}
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return srcSliceH;
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}
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static inline int yuv420_rgb24_ssse3(SwsInternal *c, const uint8_t *const src[],
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const int srcStride[],
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int srcSliceY, int srcSliceH,
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uint8_t *const dst[], const int dstStride[])
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{
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int y, h_size, vshift;
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YUV2RGB_LOOP(3)
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ff_yuv_420_rgb24_ssse3(index, image, pu - index, pv - index, &(c->redDither), py - 2 * index);
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}
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return srcSliceH;
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}
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static inline int yuv420_bgr24_ssse3(SwsInternal *c, const uint8_t *const src[],
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const int srcStride[],
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int srcSliceY, int srcSliceH,
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uint8_t *const dst[], const int dstStride[])
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{
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int y, h_size, vshift;
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YUV2RGB_LOOP(3)
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ff_yuv_420_bgr24_ssse3(index, image, pu - index, pv - index, &(c->redDither), py - 2 * index);
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}
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return srcSliceH;
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}
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#if ARCH_X86_64
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static inline int yuv420_gbrp_ssse3(SwsInternal *c, const uint8_t *const src[],
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const int srcStride[],
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int srcSliceY, int srcSliceH,
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uint8_t *const dst[], const int dstStride[])
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{
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int y, h_size, vshift;
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h_size = (c->opts.dst_w + 7) & ~7;
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if (h_size * 3 > FFABS(dstStride[0]))
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h_size -= 8;
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vshift = c->opts.src_format != AV_PIX_FMT_YUV422P;
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for (y = 0; y < srcSliceH; y++) {
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uint8_t *dst_g = dst[0] + (y + srcSliceY) * dstStride[0];
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uint8_t *dst_b = dst[1] + (y + srcSliceY) * dstStride[1];
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uint8_t *dst_r = dst[2] + (y + srcSliceY) * dstStride[2];
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const uint8_t *py = src[0] + y * srcStride[0];
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const uint8_t *pu = src[1] + (y >> vshift) * srcStride[1];
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const uint8_t *pv = src[2] + (y >> vshift) * srcStride[2];
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x86_reg index = -h_size / 2;
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ff_yuv_420_gbrp24_ssse3(index, dst_g, dst_b, dst_r, pu - index, pv - index, &(c->redDither), py - 2 * index);
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}
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return srcSliceH;
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}
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#endif
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#endif /* HAVE_X86ASM */
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av_cold SwsFunc ff_yuv2rgb_init_x86(SwsInternal *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->opts.dst_format) {
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case AV_PIX_FMT_RGB32:
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if (c->opts.src_format == 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->opts.src_format == 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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#if ARCH_X86_64
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case AV_PIX_FMT_GBRP:
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return yuv420_gbrp_ssse3;
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#endif
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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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