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193 lines
8.5 KiB
193 lines
8.5 KiB
/* |
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* MMX optimized DSP utils |
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* Copyright (c) 2007 Aurelien Jacobs <aurel@gnuage.org> |
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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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#ifndef AVCODEC_X86_DSPUTIL_MMX_H |
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#define AVCODEC_X86_DSPUTIL_MMX_H |
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#include <stddef.h> |
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#include <stdint.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_bone; |
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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 uint64_t ff_pb_3F; |
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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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__asm__ volatile ( \ |
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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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__asm__ volatile ( \ |
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"pcmpeqd %%"#regd", %%"#regd" \n\t" \ |
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"paddb %%"#regd", %%"#regd" \n\t" ::) |
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#ifndef PIC |
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#define MOVQ_BONE(regd) __asm__ volatile ("movq %0, %%"#regd" \n\t" :: "m"(ff_bone)) |
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#define MOVQ_WTWO(regd) __asm__ volatile ("movq %0, %%"#regd" \n\t" :: "m"(ff_wtwo)) |
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#else |
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// for shared library it's better to use this way for accessing constants |
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// pcmpeqd -> -1 |
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#define MOVQ_BONE(regd) \ |
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__asm__ volatile ( \ |
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"pcmpeqd %%"#regd", %%"#regd" \n\t" \ |
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"psrlw $15, %%"#regd" \n\t" \ |
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"packuswb %%"#regd", %%"#regd" \n\t" ::) |
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#define MOVQ_WTWO(regd) \ |
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__asm__ volatile ( \ |
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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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#endif |
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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_put_rv40_qpel8_mc33_mmx(uint8_t *block, uint8_t *pixels, ptrdiff_t stride); |
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void ff_put_rv40_qpel16_mc33_mmx(uint8_t *block, uint8_t *pixels, ptrdiff_t stride); |
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void ff_avg_rv40_qpel8_mc33_mmx(uint8_t *block, uint8_t *pixels, ptrdiff_t stride); |
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void ff_avg_rv40_qpel16_mc33_mmx(uint8_t *block, uint8_t *pixels, ptrdiff_t stride); |
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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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const uint8_t *lum, |
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int size); |
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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 */
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