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* MMX optimized DSP utils
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* Copyright (c) 2007 Aurelien Jacobs <aurel@gnuage.org>
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* This file is part of FFmpeg.
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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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* 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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* 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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#ifndef AVCODEC_X86_DSPUTIL_MMX_H
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#define AVCODEC_X86_DSPUTIL_MMX_H
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#include "libavcodec/dsputil.h"
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#include "libavutil/x86/asm.h"
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extern const uint64_t ff_wtwo;
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extern const xmm_reg ff_pw_3;
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extern const xmm_reg ff_pw_4;
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extern const xmm_reg ff_pw_5;
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extern const xmm_reg ff_pw_8;
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extern const uint64_t ff_pw_15;
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extern const xmm_reg ff_pw_16;
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extern const xmm_reg ff_pw_18;
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extern const uint64_t ff_pw_20;
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extern const xmm_reg ff_pw_32;
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extern const uint64_t ff_pw_42;
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extern const uint64_t ff_pw_53;
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extern const xmm_reg ff_pw_64;
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extern const uint64_t ff_pw_96;
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extern const uint64_t ff_pw_128;
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extern const uint64_t ff_pw_255;
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extern const xmm_reg ff_pb_1;
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extern const xmm_reg ff_pb_3;
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extern const xmm_reg ff_pb_F8;
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extern const uint64_t ff_pb_FC;
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extern const double ff_pd_1[2];
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extern const double ff_pd_2[2];
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#define SBUTTERFLY(a,b,t,n,m)\
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"mov" #m " " #a ", " #t " \n\t" /* abcd */\
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"punpckl" #n " " #b ", " #a " \n\t" /* aebf */\
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"punpckh" #n " " #b ", " #t " \n\t" /* cgdh */\
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#define TRANSPOSE4(a,b,c,d,t)\
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SBUTTERFLY(a,b,t,wd,q) /* a=aebf t=cgdh */\
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SBUTTERFLY(c,d,b,wd,q) /* c=imjn b=kolp */\
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SBUTTERFLY(a,c,d,dq,q) /* a=aeim d=bfjn */\
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SBUTTERFLY(t,b,c,dq,q) /* t=cgko c=dhlp */
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#define MOVQ_WONE(regd) \
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"pcmpeqd %%" #regd ", %%" #regd " \n\t" \
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"psrlw $15, %%" #regd ::)
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#define JUMPALIGN() __asm__ volatile (".p2align 3"::)
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#define MOVQ_ZERO(regd) __asm__ volatile ("pxor %%"#regd", %%"#regd ::)
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#define MOVQ_BFE(regd) \
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"pcmpeqd %%"#regd", %%"#regd" \n\t" \
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"paddb %%"#regd", %%"#regd" \n\t" ::)
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#define MOVQ_WTWO(regd) __asm__ volatile ("movq %0, %%"#regd" \n\t" :: "m"(ff_wtwo))
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// for shared library it's better to use this way for accessing constants
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#define MOVQ_WTWO(regd) \
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"pcmpeqd %%"#regd", %%"#regd" \n\t" \
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"psrlw $15, %%"#regd" \n\t" \
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"psllw $1, %%"#regd" \n\t"::)
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// using regr as temporary and for the output result
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// first argument is unmodifed and second is trashed
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// regfe is supposed to contain 0xfefefefefefefefe
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#define PAVGB_MMX_NO_RND(rega, regb, regr, regfe) \
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"movq "#rega", "#regr" \n\t" \
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"pand "#regb", "#regr" \n\t" \
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"pxor "#rega", "#regb" \n\t" \
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"pand "#regfe", "#regb" \n\t" \
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"psrlq $1, "#regb" \n\t" \
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"paddb "#regb", "#regr" \n\t"
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#define PAVGB_MMX(rega, regb, regr, regfe) \
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"movq "#rega", "#regr" \n\t" \
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"por "#regb", "#regr" \n\t" \
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"pxor "#rega", "#regb" \n\t" \
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"pand "#regfe", "#regb" \n\t" \
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"psrlq $1, "#regb" \n\t" \
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"psubb "#regb", "#regr" \n\t"
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// mm6 is supposed to contain 0xfefefefefefefefe
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#define PAVGBP_MMX_NO_RND(rega, regb, regr, regc, regd, regp) \
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"movq "#rega", "#regr" \n\t" \
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"movq "#regc", "#regp" \n\t" \
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"pand "#regb", "#regr" \n\t" \
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"pand "#regd", "#regp" \n\t" \
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"pxor "#rega", "#regb" \n\t" \
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"pxor "#regc", "#regd" \n\t" \
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"pand %%mm6, "#regb" \n\t" \
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"pand %%mm6, "#regd" \n\t" \
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"psrlq $1, "#regb" \n\t" \
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"psrlq $1, "#regd" \n\t" \
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"paddb "#regb", "#regr" \n\t" \
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"paddb "#regd", "#regp" \n\t"
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#define PAVGBP_MMX(rega, regb, regr, regc, regd, regp) \
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"movq "#rega", "#regr" \n\t" \
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"movq "#regc", "#regp" \n\t" \
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"por "#regb", "#regr" \n\t" \
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"por "#regd", "#regp" \n\t" \
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"pxor "#rega", "#regb" \n\t" \
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"pxor "#regc", "#regd" \n\t" \
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"pand %%mm6, "#regb" \n\t" \
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"pand %%mm6, "#regd" \n\t" \
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"psrlq $1, "#regd" \n\t" \
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"psrlq $1, "#regb" \n\t" \
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"psubb "#regb", "#regr" \n\t" \
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"psubb "#regd", "#regp" \n\t"
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void ff_dsputilenc_init_mmx(DSPContext* c, AVCodecContext *avctx);
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void ff_dsputil_init_pix_mmx(DSPContext* c, AVCodecContext *avctx);
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void ff_add_pixels_clamped_mmx(const int16_t *block, uint8_t *pixels, int line_size);
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void ff_put_pixels_clamped_mmx(const int16_t *block, uint8_t *pixels, int line_size);
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void ff_put_signed_pixels_clamped_mmx(const int16_t *block, uint8_t *pixels, int line_size);
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void ff_avg_pixels8_mmx(uint8_t *block, const uint8_t *pixels,
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ptrdiff_t line_size, int h);
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void ff_avg_pixels16_mmx(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_mmx(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_mmx(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_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_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_pixels16_sse2(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_sse2(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_mmx(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_mmx(uint8_t *block, const uint8_t *pixels,
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ptrdiff_t line_size, int h);
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void ff_avg_pixels16_xy2_mmx(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_xy2_mmx(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_xy2_mmx(uint8_t *block, const uint8_t *pixels,
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ptrdiff_t line_size, int h);
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void ff_mmx_idct(int16_t *block);
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void ff_mmxext_idct(int16_t *block);
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void ff_deinterlace_line_mmx(uint8_t *dst,
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const uint8_t *lum_m4, const uint8_t *lum_m3,
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const uint8_t *lum_m2, const uint8_t *lum_m1,
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void ff_deinterlace_line_inplace_mmx(const uint8_t *lum_m4,
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const uint8_t *lum_m3,
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const uint8_t *lum_m2,
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const uint8_t *lum_m1,
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const uint8_t *lum, int size);
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#endif /* AVCODEC_X86_DSPUTIL_MMX_H */
added
removed
libavcodec/x86/dsputil_mmx.h
