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/*
* MMX optimized DSP utils
* Copyright (c) 2007 Aurelien Jacobs <aurel@gnuage.org>
*
* This file is part of Libav.
*
* Libav 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.
*
* Libav 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 Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_X86_DSPUTIL_MMX_H
#define AVCODEC_X86_DSPUTIL_MMX_H
#include <stddef.h>
#include <stdint.h>
#include "libavcodec/dsputil.h"
#include "libavutil/x86/asm.h"
#include "constants.h"
#define MOVQ_WONE(regd) \
__asm__ volatile ( \
"pcmpeqd %%" #regd ", %%" #regd " \n\t" \
"psrlw $15, %%" #regd ::)
#define JUMPALIGN() __asm__ volatile (".p2align 3"::)
#define MOVQ_ZERO(regd) __asm__ volatile ("pxor %%"#regd", %%"#regd ::)
#define MOVQ_BFE(regd) \
__asm__ volatile ( \
"pcmpeqd %%"#regd", %%"#regd" \n\t" \
"paddb %%"#regd", %%"#regd" \n\t" ::)
#ifndef PIC
#define MOVQ_WTWO(regd) __asm__ volatile ("movq %0, %%"#regd" \n\t" :: "m"(ff_wtwo))
#else
// for shared library it's better to use this way for accessing constants
// pcmpeqd -> -1
#define MOVQ_WTWO(regd) \
__asm__ volatile ( \
"pcmpeqd %%"#regd", %%"#regd" \n\t" \
"psrlw $15, %%"#regd" \n\t" \
"psllw $1, %%"#regd" \n\t"::)
#endif
// using regr as temporary and for the output result
// first argument is unmodifed and second is trashed
// regfe is supposed to contain 0xfefefefefefefefe
#define PAVGB_MMX_NO_RND(rega, regb, regr, regfe) \
"movq "#rega", "#regr" \n\t" \
"pand "#regb", "#regr" \n\t" \
"pxor "#rega", "#regb" \n\t" \
"pand "#regfe", "#regb" \n\t" \
"psrlq $1, "#regb" \n\t" \
"paddb "#regb", "#regr" \n\t"
#define PAVGB_MMX(rega, regb, regr, regfe) \
"movq "#rega", "#regr" \n\t" \
"por "#regb", "#regr" \n\t" \
"pxor "#rega", "#regb" \n\t" \
"pand "#regfe", "#regb" \n\t" \
"psrlq $1, "#regb" \n\t" \
"psubb "#regb", "#regr" \n\t"
// mm6 is supposed to contain 0xfefefefefefefefe
#define PAVGBP_MMX_NO_RND(rega, regb, regr, regc, regd, regp) \
"movq "#rega", "#regr" \n\t" \
"movq "#regc", "#regp" \n\t" \
"pand "#regb", "#regr" \n\t" \
"pand "#regd", "#regp" \n\t" \
"pxor "#rega", "#regb" \n\t" \
"pxor "#regc", "#regd" \n\t" \
"pand %%mm6, "#regb" \n\t" \
"pand %%mm6, "#regd" \n\t" \
"psrlq $1, "#regb" \n\t" \
"psrlq $1, "#regd" \n\t" \
"paddb "#regb", "#regr" \n\t" \
"paddb "#regd", "#regp" \n\t"
#define PAVGBP_MMX(rega, regb, regr, regc, regd, regp) \
"movq "#rega", "#regr" \n\t" \
"movq "#regc", "#regp" \n\t" \
"por "#regb", "#regr" \n\t" \
"por "#regd", "#regp" \n\t" \
"pxor "#rega", "#regb" \n\t" \
"pxor "#regc", "#regd" \n\t" \
"pand %%mm6, "#regb" \n\t" \
"pand %%mm6, "#regd" \n\t" \
"psrlq $1, "#regd" \n\t" \
"psrlq $1, "#regb" \n\t" \
"psubb "#regb", "#regr" \n\t" \
"psubb "#regd", "#regp" \n\t"
void ff_dsputilenc_init_mmx(DSPContext* c, AVCodecContext *avctx);
void ff_dsputil_init_pix_mmx(DSPContext* c, AVCodecContext *avctx);
void ff_add_pixels_clamped_mmx(const int16_t *block, uint8_t *pixels, int line_size);
void ff_put_pixels_clamped_mmx(const int16_t *block, uint8_t *pixels, int line_size);
void ff_put_signed_pixels_clamped_mmx(const int16_t *block, uint8_t *pixels, int line_size);
void ff_clear_block_mmx(int16_t *block);
void ff_clear_block_sse(int16_t *block);
void ff_clear_blocks_mmx(int16_t *blocks);
void ff_clear_blocks_sse(int16_t *blocks);
void ff_add_bytes_mmx(uint8_t *dst, uint8_t *src, int w);
void ff_add_hfyu_median_prediction_cmov(uint8_t *dst, const uint8_t *top,
const uint8_t *diff, int w,
int *left, int *left_top);
void ff_draw_edges_mmx(uint8_t *buf, int wrap, int width, int height,
int w, int h, int sides);
void ff_gmc_mmx(uint8_t *dst, uint8_t *src,
int stride, int h, int ox, int oy,
int dxx, int dxy, int dyx, int dyy,
int shift, int r, int width, int height);
void ff_vector_clipf_sse(float *dst, const float *src,
float min, float max, int len);
void ff_avg_pixels8_mmx(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_avg_pixels16_mmx(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_put_pixels8_mmx(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_put_pixels16_mmx(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_avg_pixels8_mmxext(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_put_pixels8_mmxext(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_avg_pixels16_sse2(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_put_pixels16_sse2(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_avg_pixels8_x2_mmx(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_avg_pixels8_xy2_mmx(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_avg_pixels16_xy2_mmx(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_put_pixels8_xy2_mmx(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_put_pixels16_xy2_mmx(uint8_t *block, const uint8_t *pixels,
ptrdiff_t line_size, int h);
void ff_deinterlace_line_mmx(uint8_t *dst,
const uint8_t *lum_m4, const uint8_t *lum_m3,
const uint8_t *lum_m2, const uint8_t *lum_m1,
const uint8_t *lum,
int size);
void ff_deinterlace_line_inplace_mmx(const uint8_t *lum_m4,
const uint8_t *lum_m3,
const uint8_t *lum_m2,
const uint8_t *lum_m1,
const uint8_t *lum, int size);
#define PIXELS16(STATIC, PFX1, PFX2, TYPE, CPUEXT) \
STATIC void PFX1 ## _pixels16 ## TYPE ## CPUEXT(uint8_t *block, \
const uint8_t *pixels, \
ptrdiff_t line_size, \
int h) \
{ \
PFX2 ## PFX1 ## _pixels8 ## TYPE ## CPUEXT(block, pixels, \
line_size, h); \
PFX2 ## PFX1 ## _pixels8 ## TYPE ## CPUEXT(block + 8, pixels + 8, \
line_size, h); \
}
#endif /* AVCODEC_X86_DSPUTIL_MMX_H */
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