264 lines
10 KiB
C
264 lines
10 KiB
C
/*
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* MMX optimized DSP utils
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* Copyright (c) 2000, 2001 Fabrice Bellard
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* Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
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*
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* This file is part of Libav.
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*
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* Libav 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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* Libav 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 Libav; 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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* MMX optimization by Nick Kurshev <nickols_k@mail.ru>
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*/
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#include "libavutil/cpu.h"
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#include "libavutil/x86/asm.h"
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#include "libavcodec/hpeldsp.h"
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#include "dsputil_mmx.h"
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void ff_put_pixels8_x2_mmxext(uint8_t *block, const uint8_t *pixels,
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ptrdiff_t line_size, int h);
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void ff_put_pixels8_x2_3dnow(uint8_t *block, const uint8_t *pixels,
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ptrdiff_t line_size, int h);
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void ff_put_pixels16_x2_mmxext(uint8_t *block, const uint8_t *pixels,
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ptrdiff_t line_size, int h);
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void ff_put_pixels16_x2_3dnow(uint8_t *block, const uint8_t *pixels,
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ptrdiff_t line_size, int h);
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void ff_put_no_rnd_pixels8_x2_mmxext(uint8_t *block, const uint8_t *pixels,
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ptrdiff_t line_size, int h);
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void ff_put_no_rnd_pixels8_x2_3dnow(uint8_t *block, const uint8_t *pixels,
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ptrdiff_t line_size, int h);
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void ff_put_no_rnd_pixels8_x2_exact_mmxext(uint8_t *block,
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const uint8_t *pixels,
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ptrdiff_t line_size, int h);
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void ff_put_no_rnd_pixels8_x2_exact_3dnow(uint8_t *block,
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const uint8_t *pixels,
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ptrdiff_t line_size, int h);
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void ff_put_pixels8_y2_mmxext(uint8_t *block, const uint8_t *pixels,
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ptrdiff_t line_size, int h);
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void ff_put_pixels8_y2_3dnow(uint8_t *block, const uint8_t *pixels,
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ptrdiff_t line_size, int h);
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void ff_put_no_rnd_pixels8_y2_mmxext(uint8_t *block, const uint8_t *pixels,
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ptrdiff_t line_size, int h);
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void ff_put_no_rnd_pixels8_y2_3dnow(uint8_t *block, const uint8_t *pixels,
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ptrdiff_t line_size, int h);
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void ff_put_no_rnd_pixels8_y2_exact_mmxext(uint8_t *block,
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const uint8_t *pixels,
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ptrdiff_t line_size, int h);
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void ff_put_no_rnd_pixels8_y2_exact_3dnow(uint8_t *block,
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const uint8_t *pixels,
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ptrdiff_t line_size, int h);
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void ff_avg_pixels8_3dnow(uint8_t *block, const uint8_t *pixels,
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ptrdiff_t line_size, int h);
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void ff_avg_pixels8_x2_mmxext(uint8_t *block, const uint8_t *pixels,
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ptrdiff_t line_size, int h);
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void ff_avg_pixels8_x2_3dnow(uint8_t *block, const uint8_t *pixels,
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ptrdiff_t line_size, int h);
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void ff_avg_pixels8_y2_mmxext(uint8_t *block, const uint8_t *pixels,
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ptrdiff_t line_size, int h);
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void ff_avg_pixels8_y2_3dnow(uint8_t *block, const uint8_t *pixels,
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ptrdiff_t line_size, int h);
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void ff_avg_pixels8_xy2_mmxext(uint8_t *block, const uint8_t *pixels,
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ptrdiff_t line_size, int h);
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void ff_avg_pixels8_xy2_3dnow(uint8_t *block, const uint8_t *pixels,
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ptrdiff_t line_size, int h);
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#define avg_pixels8_mmx ff_avg_pixels8_mmx
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#define avg_pixels8_x2_mmx ff_avg_pixels8_x2_mmx
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#define avg_pixels16_mmx ff_avg_pixels16_mmx
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#define avg_pixels8_xy2_mmx ff_avg_pixels8_xy2_mmx
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#define avg_pixels16_xy2_mmx ff_avg_pixels16_xy2_mmx
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#define put_pixels8_mmx ff_put_pixels8_mmx
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#define put_pixels16_mmx ff_put_pixels16_mmx
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#define put_pixels8_xy2_mmx ff_put_pixels8_xy2_mmx
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#define put_pixels16_xy2_mmx ff_put_pixels16_xy2_mmx
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#define avg_no_rnd_pixels16_mmx ff_avg_pixels16_mmx
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#define put_no_rnd_pixels8_mmx ff_put_pixels8_mmx
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#define put_no_rnd_pixels16_mmx ff_put_pixels16_mmx
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#if HAVE_INLINE_ASM
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/***********************************/
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/* MMX no rounding */
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#define DEF(x, y) x ## _no_rnd_ ## y ## _mmx
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#define SET_RND MOVQ_WONE
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#define PAVGBP(a, b, c, d, e, f) PAVGBP_MMX_NO_RND(a, b, c, d, e, f)
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#define PAVGB(a, b, c, e) PAVGB_MMX_NO_RND(a, b, c, e)
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#define STATIC static
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#include "rnd_template.c"
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#include "hpeldsp_rnd_template.c"
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#undef DEF
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#undef SET_RND
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#undef PAVGBP
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#undef PAVGB
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#undef STATIC
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/***********************************/
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/* MMX rounding */
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#define DEF(x, y) x ## _ ## y ## _mmx
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#define SET_RND MOVQ_WTWO
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#define PAVGBP(a, b, c, d, e, f) PAVGBP_MMX(a, b, c, d, e, f)
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#define PAVGB(a, b, c, e) PAVGB_MMX(a, b, c, e)
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#include "hpeldsp_rnd_template.c"
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#undef DEF
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#undef SET_RND
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#undef PAVGBP
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#undef PAVGB
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#endif /* HAVE_INLINE_ASM */
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#if HAVE_YASM
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/***********************************/
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/* 3Dnow specific */
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#define DEF(x) x ## _3dnow
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#include "hpeldsp_avg_template.c"
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#undef DEF
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/***********************************/
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/* MMXEXT specific */
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#define DEF(x) x ## _mmxext
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#include "hpeldsp_avg_template.c"
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#undef DEF
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#endif /* HAVE_YASM */
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#define SET_HPEL_FUNCS(PFX, IDX, SIZE, CPU) \
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do { \
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c->PFX ## _pixels_tab IDX [0] = PFX ## _pixels ## SIZE ## _ ## CPU; \
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c->PFX ## _pixels_tab IDX [1] = PFX ## _pixels ## SIZE ## _x2_ ## CPU; \
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c->PFX ## _pixels_tab IDX [2] = PFX ## _pixels ## SIZE ## _y2_ ## CPU; \
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c->PFX ## _pixels_tab IDX [3] = PFX ## _pixels ## SIZE ## _xy2_ ## CPU; \
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} while (0)
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static void hpeldsp_init_mmx(HpelDSPContext *c, int flags, int mm_flags)
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{
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#if HAVE_MMX_INLINE
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SET_HPEL_FUNCS(put, [0], 16, mmx);
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SET_HPEL_FUNCS(put_no_rnd, [0], 16, mmx);
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SET_HPEL_FUNCS(avg, [0], 16, mmx);
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SET_HPEL_FUNCS(avg_no_rnd, , 16, mmx);
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SET_HPEL_FUNCS(put, [1], 8, mmx);
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SET_HPEL_FUNCS(put_no_rnd, [1], 8, mmx);
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SET_HPEL_FUNCS(avg, [1], 8, mmx);
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#endif /* HAVE_MMX_INLINE */
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}
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static void hpeldsp_init_mmxext(HpelDSPContext *c, int flags, int mm_flags)
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{
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#if HAVE_MMXEXT_EXTERNAL
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c->put_pixels_tab[0][1] = ff_put_pixels16_x2_mmxext;
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c->put_pixels_tab[0][2] = put_pixels16_y2_mmxext;
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c->avg_pixels_tab[0][0] = avg_pixels16_mmxext;
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c->avg_pixels_tab[0][1] = avg_pixels16_x2_mmxext;
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c->avg_pixels_tab[0][2] = avg_pixels16_y2_mmxext;
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c->put_pixels_tab[1][1] = ff_put_pixels8_x2_mmxext;
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c->put_pixels_tab[1][2] = ff_put_pixels8_y2_mmxext;
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c->avg_pixels_tab[1][0] = ff_avg_pixels8_mmxext;
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c->avg_pixels_tab[1][1] = ff_avg_pixels8_x2_mmxext;
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c->avg_pixels_tab[1][2] = ff_avg_pixels8_y2_mmxext;
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if (!(flags & CODEC_FLAG_BITEXACT)) {
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c->put_no_rnd_pixels_tab[0][1] = put_no_rnd_pixels16_x2_mmxext;
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c->put_no_rnd_pixels_tab[0][2] = put_no_rnd_pixels16_y2_mmxext;
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c->put_no_rnd_pixels_tab[1][1] = ff_put_no_rnd_pixels8_x2_mmxext;
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c->put_no_rnd_pixels_tab[1][2] = ff_put_no_rnd_pixels8_y2_mmxext;
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c->avg_pixels_tab[0][3] = avg_pixels16_xy2_mmxext;
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c->avg_pixels_tab[1][3] = ff_avg_pixels8_xy2_mmxext;
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}
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if (flags & CODEC_FLAG_BITEXACT && CONFIG_VP3_DECODER) {
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c->put_no_rnd_pixels_tab[1][1] = ff_put_no_rnd_pixels8_x2_exact_mmxext;
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c->put_no_rnd_pixels_tab[1][2] = ff_put_no_rnd_pixels8_y2_exact_mmxext;
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}
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#endif /* HAVE_MMXEXT_EXTERNAL */
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}
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static void hpeldsp_init_3dnow(HpelDSPContext *c, int flags, int mm_flags)
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{
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#if HAVE_AMD3DNOW_EXTERNAL
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c->put_pixels_tab[0][1] = ff_put_pixels16_x2_3dnow;
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c->put_pixels_tab[0][2] = put_pixels16_y2_3dnow;
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c->avg_pixels_tab[0][0] = avg_pixels16_3dnow;
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c->avg_pixels_tab[0][1] = avg_pixels16_x2_3dnow;
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c->avg_pixels_tab[0][2] = avg_pixels16_y2_3dnow;
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c->put_pixels_tab[1][1] = ff_put_pixels8_x2_3dnow;
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c->put_pixels_tab[1][2] = ff_put_pixels8_y2_3dnow;
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c->avg_pixels_tab[1][0] = ff_avg_pixels8_3dnow;
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c->avg_pixels_tab[1][1] = ff_avg_pixels8_x2_3dnow;
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c->avg_pixels_tab[1][2] = ff_avg_pixels8_y2_3dnow;
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if (!(flags & CODEC_FLAG_BITEXACT)){
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c->put_no_rnd_pixels_tab[0][1] = put_no_rnd_pixels16_x2_3dnow;
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c->put_no_rnd_pixels_tab[0][2] = put_no_rnd_pixels16_y2_3dnow;
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c->put_no_rnd_pixels_tab[1][1] = ff_put_no_rnd_pixels8_x2_3dnow;
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c->put_no_rnd_pixels_tab[1][2] = ff_put_no_rnd_pixels8_y2_3dnow;
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c->avg_pixels_tab[0][3] = avg_pixels16_xy2_3dnow;
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c->avg_pixels_tab[1][3] = ff_avg_pixels8_xy2_3dnow;
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}
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if (flags & CODEC_FLAG_BITEXACT && CONFIG_VP3_DECODER) {
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c->put_no_rnd_pixels_tab[1][1] = ff_put_no_rnd_pixels8_x2_exact_3dnow;
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c->put_no_rnd_pixels_tab[1][2] = ff_put_no_rnd_pixels8_y2_exact_3dnow;
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}
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#endif /* HAVE_AMD3DNOW_EXTERNAL */
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}
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static void hpeldsp_init_sse2(HpelDSPContext *c, int flags, int mm_flags)
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{
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#if HAVE_SSE2_EXTERNAL
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if (!(mm_flags & AV_CPU_FLAG_SSE2SLOW)) {
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// these functions are slower than mmx on AMD, but faster on Intel
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c->put_pixels_tab[0][0] = ff_put_pixels16_sse2;
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c->put_no_rnd_pixels_tab[0][0] = ff_put_pixels16_sse2;
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c->avg_pixels_tab[0][0] = ff_avg_pixels16_sse2;
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}
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#endif /* HAVE_SSE2_EXTERNAL */
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}
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void ff_hpeldsp_init_x86(HpelDSPContext *c, int flags)
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{
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int mm_flags = av_get_cpu_flags();
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if (mm_flags & AV_CPU_FLAG_MMX)
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hpeldsp_init_mmx(c, flags, mm_flags);
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if (mm_flags & AV_CPU_FLAG_MMXEXT)
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hpeldsp_init_mmxext(c, flags, mm_flags);
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if (mm_flags & AV_CPU_FLAG_3DNOW)
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hpeldsp_init_3dnow(c, flags, mm_flags);
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if (mm_flags & AV_CPU_FLAG_SSE2)
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hpeldsp_init_sse2(c, flags, mm_flags);
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}
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