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/*
* VP8 DSP functions x86-optimized
* Copyright (c) 2010 Ronald S. Bultje <rsbultje@gmail.com>
* Copyright (c) 2010 Jason Garrett-Glaser <darkshikari@gmail.com>
*
* 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 "libavutil/x86_cpu.h"
#include "libavcodec/vp8dsp.h"
/*
* MC functions
*/
extern void ff_put_vp8_epel4_h4_mmxext(uint8_t *dst, int dststride,
uint8_t *src, int srcstride,
int height, int mx, int my);
extern void ff_put_vp8_epel4_h6_mmxext(uint8_t *dst, int dststride,
uint8_t *src, int srcstride,
int height, int mx, int my);
extern void ff_put_vp8_epel4_v4_mmxext(uint8_t *dst, int dststride,
uint8_t *src, int srcstride,
int height, int mx, int my);
extern void ff_put_vp8_epel4_v6_mmxext(uint8_t *dst, int dststride,
uint8_t *src, int srcstride,
int height, int mx, int my);
extern void ff_put_vp8_epel8_h4_sse2 (uint8_t *dst, int dststride,
uint8_t *src, int srcstride,
int height, int mx, int my);
extern void ff_put_vp8_epel8_h6_sse2 (uint8_t *dst, int dststride,
uint8_t *src, int srcstride,
int height, int mx, int my);
extern void ff_put_vp8_epel8_v4_sse2 (uint8_t *dst, int dststride,
uint8_t *src, int srcstride,
int height, int mx, int my);
extern void ff_put_vp8_epel8_v6_sse2 (uint8_t *dst, int dststride,
uint8_t *src, int srcstride,
int height, int mx, int my);
extern void ff_put_vp8_epel8_h4_ssse3 (uint8_t *dst, int dststride,
uint8_t *src, int srcstride,
int height, int mx, int my);
extern void ff_put_vp8_epel8_h6_ssse3 (uint8_t *dst, int dststride,
uint8_t *src, int srcstride,
int height, int mx, int my);
extern void ff_put_vp8_epel8_v4_ssse3 (uint8_t *dst, int dststride,
uint8_t *src, int srcstride,
int height, int mx, int my);
extern void ff_put_vp8_epel8_v6_ssse3 (uint8_t *dst, int dststride,
uint8_t *src, int srcstride,
int height, int mx, int my);
#define TAP_W16(OPT, TAPTYPE) \
static void ff_put_vp8_epel16_ ## TAPTYPE ## _ ## OPT(uint8_t *dst, \
int dststride, \
uint8_t *src, \
int srcstride, \
int height, \
int mx, int my) \
{ \
ff_put_vp8_epel8_ ## TAPTYPE ## _ ## OPT(dst, dststride, \
src, srcstride, \
height, mx, my); \
ff_put_vp8_epel8_ ## TAPTYPE ## _ ## OPT(dst + 8, dststride, \
src + 8, srcstride, \
height, mx, my); \
}
#define TAP_W8(OPT, TAPTYPE) \
static void ff_put_vp8_epel8_ ## TAPTYPE ## _ ## OPT(uint8_t *dst, \
int dststride, \
uint8_t *src, \
int srcstride, \
int height, \
int mx, int my) \
{ \
ff_put_vp8_epel4_ ## TAPTYPE ## _ ## OPT(dst, dststride, \
src, srcstride, \
height, mx, my); \
ff_put_vp8_epel4_ ## TAPTYPE ## _ ## OPT(dst + 4, dststride, \
src + 4, srcstride, \
height, mx, my); \
}
#if HAVE_YASM
TAP_W8 (mmxext, h4)
TAP_W8 (mmxext, h6)
TAP_W16(mmxext, h6)
TAP_W8 (mmxext, v4)
TAP_W8 (mmxext, v6)
TAP_W16(mmxext, v6)
TAP_W16(sse2, h6)
TAP_W16(sse2, v6)
TAP_W16(ssse3, h6)
TAP_W16(ssse3, v6)
#endif
#define HVTAP(OPT, ALIGN, TAPNUMX, TAPNUMY, SIZE, MAXHEIGHT) \
static void ff_put_vp8_epel ## SIZE ## _h ## TAPNUMX ## v ## TAPNUMY ## _ ## OPT \
(uint8_t *dst, int dststride, \
uint8_t *src, int srcstride, \
int height, int mx, int my) \
{ \
DECLARE_ALIGNED(ALIGN, uint8_t, tmp)[SIZE * (MAXHEIGHT + TAPNUMY - 1)]; \
uint8_t *tmpptr = tmp + SIZE * (TAPNUMY / 2 - 1); \
src -= srcstride * (TAPNUMY / 2 - 1); \
ff_put_vp8_epel ## SIZE ## _h ## TAPNUMX ## _ ## OPT(tmp, SIZE, \
src, srcstride, \
height + TAPNUMY - 1, \
mx, my); \
ff_put_vp8_epel ## SIZE ## _v ## TAPNUMY ## _ ## OPT(dst, dststride, \
tmpptr, SIZE, \
height, mx, my); \
}
#define HVTAPMMX(x, y) \
HVTAP(mmxext, 8, x, y, 4, 8) \
HVTAP(mmxext, 8, x, y, 8, 16)
#if HAVE_YASM
HVTAPMMX(4, 4)
HVTAPMMX(4, 6)
HVTAPMMX(6, 4)
HVTAPMMX(6, 6)
HVTAP(mmxext, 8, 6, 6, 16, 16)
#endif
#define HVTAPSSE2(x, y, w) \
HVTAP(sse2, 16, x, y, w, 16) \
HVTAP(ssse3, 16, x, y, w, 16)
#if HAVE_YASM
HVTAPSSE2(4, 4, 8)
HVTAPSSE2(4, 6, 8)
HVTAPSSE2(6, 4, 8)
HVTAPSSE2(6, 6, 8)
HVTAPSSE2(6, 6, 16)
#endif
extern void ff_vp8_idct_dc_add_mmx(uint8_t *dst, DCTELEM block[16], int stride);
extern void ff_vp8_idct_dc_add_sse4(uint8_t *dst, DCTELEM block[16], int stride);
av_cold void ff_vp8dsp_init_x86(VP8DSPContext* c)
{
mm_flags = mm_support();
#if HAVE_YASM
if (mm_flags & FF_MM_MMX) {
c->vp8_idct_dc_add = ff_vp8_idct_dc_add_mmx;
}
/* note that 4-tap width=16 functions are missing because w=16
* is only used for luma, and luma is always a copy or sixtap. */
if (mm_flags & FF_MM_MMXEXT) {
c->put_vp8_epel_pixels_tab[0][0][2] = ff_put_vp8_epel16_h6_mmxext;
c->put_vp8_epel_pixels_tab[0][2][0] = ff_put_vp8_epel16_v6_mmxext;
c->put_vp8_epel_pixels_tab[0][2][2] = ff_put_vp8_epel16_h6v6_mmxext;
c->put_vp8_epel_pixels_tab[1][0][1] = ff_put_vp8_epel8_h4_mmxext;
c->put_vp8_epel_pixels_tab[1][0][2] = ff_put_vp8_epel8_h6_mmxext;
c->put_vp8_epel_pixels_tab[1][1][0] = ff_put_vp8_epel8_v4_mmxext;
c->put_vp8_epel_pixels_tab[1][1][1] = ff_put_vp8_epel8_h4v4_mmxext;
c->put_vp8_epel_pixels_tab[1][1][2] = ff_put_vp8_epel8_h6v4_mmxext;
c->put_vp8_epel_pixels_tab[1][2][0] = ff_put_vp8_epel8_v6_mmxext;
c->put_vp8_epel_pixels_tab[1][2][1] = ff_put_vp8_epel8_h4v6_mmxext;
c->put_vp8_epel_pixels_tab[1][2][2] = ff_put_vp8_epel8_h6v6_mmxext;
c->put_vp8_epel_pixels_tab[2][0][1] = ff_put_vp8_epel4_h4_mmxext;
c->put_vp8_epel_pixels_tab[2][0][2] = ff_put_vp8_epel4_h6_mmxext;
c->put_vp8_epel_pixels_tab[2][1][0] = ff_put_vp8_epel4_v4_mmxext;
c->put_vp8_epel_pixels_tab[2][1][1] = ff_put_vp8_epel4_h4v4_mmxext;
c->put_vp8_epel_pixels_tab[2][1][2] = ff_put_vp8_epel4_h6v4_mmxext;
c->put_vp8_epel_pixels_tab[2][2][0] = ff_put_vp8_epel4_v6_mmxext;
c->put_vp8_epel_pixels_tab[2][2][1] = ff_put_vp8_epel4_h4v6_mmxext;
c->put_vp8_epel_pixels_tab[2][2][2] = ff_put_vp8_epel4_h6v6_mmxext;
}
if (mm_flags & FF_MM_SSE2) {
c->put_vp8_epel_pixels_tab[0][0][2] = ff_put_vp8_epel16_h6_sse2;
c->put_vp8_epel_pixels_tab[0][2][0] = ff_put_vp8_epel16_v6_sse2;
c->put_vp8_epel_pixels_tab[0][2][2] = ff_put_vp8_epel16_h6v6_sse2;
c->put_vp8_epel_pixels_tab[1][0][1] = ff_put_vp8_epel8_h4_sse2;
c->put_vp8_epel_pixels_tab[1][0][2] = ff_put_vp8_epel8_h6_sse2;
c->put_vp8_epel_pixels_tab[1][1][0] = ff_put_vp8_epel8_v4_sse2;
c->put_vp8_epel_pixels_tab[1][1][1] = ff_put_vp8_epel8_h4v4_sse2;
c->put_vp8_epel_pixels_tab[1][1][2] = ff_put_vp8_epel8_h6v4_sse2;
c->put_vp8_epel_pixels_tab[1][2][0] = ff_put_vp8_epel8_v6_sse2;
c->put_vp8_epel_pixels_tab[1][2][1] = ff_put_vp8_epel8_h4v6_sse2;
c->put_vp8_epel_pixels_tab[1][2][2] = ff_put_vp8_epel8_h6v6_sse2;
}
if (mm_flags & FF_MM_SSSE3) {
c->put_vp8_epel_pixels_tab[0][0][2] = ff_put_vp8_epel16_h6_ssse3;
c->put_vp8_epel_pixels_tab[0][2][0] = ff_put_vp8_epel16_v6_ssse3;
c->put_vp8_epel_pixels_tab[0][2][2] = ff_put_vp8_epel16_h6v6_ssse3;
c->put_vp8_epel_pixels_tab[1][0][1] = ff_put_vp8_epel8_h4_ssse3;
c->put_vp8_epel_pixels_tab[1][0][2] = ff_put_vp8_epel8_h6_ssse3;
c->put_vp8_epel_pixels_tab[1][1][0] = ff_put_vp8_epel8_v4_ssse3;
c->put_vp8_epel_pixels_tab[1][1][1] = ff_put_vp8_epel8_h4v4_ssse3;
c->put_vp8_epel_pixels_tab[1][1][2] = ff_put_vp8_epel8_h6v4_ssse3;
c->put_vp8_epel_pixels_tab[1][2][0] = ff_put_vp8_epel8_v6_ssse3;
c->put_vp8_epel_pixels_tab[1][2][1] = ff_put_vp8_epel8_h4v6_ssse3;
c->put_vp8_epel_pixels_tab[1][2][2] = ff_put_vp8_epel8_h6v6_ssse3;
}
if (mm_flags & FF_MM_SSE4) {
c->vp8_idct_dc_add = ff_vp8_idct_dc_add_sse4;
}
#endif
}
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