diff options
Diffstat (limited to 'libavcodec/ppc/h264chroma_template.c')
| -rw-r--r-- | libavcodec/ppc/h264chroma_template.c | 231 |
1 files changed, 92 insertions, 139 deletions
diff --git a/libavcodec/ppc/h264chroma_template.c b/libavcodec/ppc/h264chroma_template.c index 293fef5..cb1e095 100644 --- a/libavcodec/ppc/h264chroma_template.c +++ b/libavcodec/ppc/h264chroma_template.c @@ -1,30 +1,32 @@ /* * Copyright (c) 2004 Romain Dolbeau <romain@dolbeau.org> * - * This file is part of Libav. + * This file is part of FFmpeg. * - * Libav is free software; you can redistribute it and/or + * 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. * - * Libav is distributed in the hope that it will be useful, + * 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 Libav; if not, write to the Free Software + * 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/mem.h" +#include "libavutil/ppc/types_altivec.h" +#include "libavutil/ppc/util_altivec.h" /* this code assume that stride % 16 == 0 */ #define CHROMA_MC8_ALTIVEC_CORE(BIAS1, BIAS2) \ - vsrc2ssH = (vec_s16)vec_mergeh(zero_u8v,(vec_u8)vsrc2uc);\ - vsrc3ssH = (vec_s16)vec_mergeh(zero_u8v,(vec_u8)vsrc3uc);\ + vsrc2ssH = (vec_s16)VEC_MERGEH(zero_u8v,(vec_u8)vsrc2uc);\ + vsrc3ssH = (vec_s16)VEC_MERGEH(zero_u8v,(vec_u8)vsrc3uc);\ \ psum = vec_mladd(vA, vsrc0ssH, BIAS1);\ psum = vec_mladd(vB, vsrc1ssH, psum);\ @@ -49,8 +51,8 @@ #define CHROMA_MC8_ALTIVEC_CORE_SIMPLE \ \ - vsrc0ssH = (vec_s16)vec_mergeh(zero_u8v,(vec_u8)vsrc0uc);\ - vsrc1ssH = (vec_s16)vec_mergeh(zero_u8v,(vec_u8)vsrc1uc);\ + vsrc0ssH = (vec_s16)VEC_MERGEH(zero_u8v,(vec_u8)vsrc0uc);\ + vsrc1ssH = (vec_s16)VEC_MERGEH(zero_u8v,(vec_u8)vsrc1uc);\ \ psum = vec_mladd(vA, vsrc0ssH, v32ss);\ psum = vec_mladd(vE, vsrc1ssH, psum);\ @@ -70,6 +72,43 @@ #define noop(a) a #define add28(a) vec_add(v28ss, a) +#if HAVE_BIGENDIAN +#define GET_VSRC1(vs0, off, b, perm0, s){ \ + vec_u8 vsrcCuc, vsrcDuc; \ + vsrcCuc = vec_ld(off, s); \ + if (loadSecond){ \ + vsrcDuc = vec_ld(off + b, s); \ + } else \ + vsrcDuc = vsrcCuc; \ + \ + vs0 = vec_perm(vsrcCuc, vsrcDuc, perm0); \ +} +#define GET_VSRC(vs0, vs1, off, b, perm0, perm1, s){ \ + vec_u8 vsrcCuc, vsrcDuc; \ + vsrcCuc = vec_ld(off, s); \ + if (loadSecond){ \ + vsrcDuc = vec_ld(off + b, s); \ + } else \ + vsrcDuc = vsrcCuc; \ + \ + vs0 = vec_perm(vsrcCuc, vsrcDuc, perm0); \ + if (reallyBadAlign){ \ + vs1 = vsrcDuc; \ + } else \ + vs1 = vec_perm(vsrcCuc, vsrcDuc, perm1); \ + } + +#else + +#define GET_VSRC1(vs0, off, b, perm0, s){ \ + vs0 = vec_vsx_ld(off, s); \ + } +#define GET_VSRC(vs0, vs1, off, b, perm0, perm1, s){ \ + vs0 = vec_vsx_ld(off, s); \ + vs1 = vec_vsx_ld(off + 1, s); \ + } +#endif /* HAVE_BIGENDIAN */ + #ifdef PREFIX_h264_chroma_mc8_altivec static void PREFIX_h264_chroma_mc8_altivec(uint8_t * dst, uint8_t * src, int stride, int h, int x, int y) { @@ -80,23 +119,27 @@ static void PREFIX_h264_chroma_mc8_altivec(uint8_t * dst, uint8_t * src, (( x) * ( y))}; register int i; vec_u8 fperm; - const vec_s32 vABCD = vec_ld(0, ABCD); - const vec_s16 vA = vec_splat((vec_s16)vABCD, 1); - const vec_s16 vB = vec_splat((vec_s16)vABCD, 3); - const vec_s16 vC = vec_splat((vec_s16)vABCD, 5); - const vec_s16 vD = vec_splat((vec_s16)vABCD, 7); LOAD_ZERO; + const vec_s32 vABCD = vec_ld(0, ABCD); + const vec_s16 vA = VEC_SPLAT16(vABCD, 1); + const vec_s16 vB = VEC_SPLAT16(vABCD, 3); + const vec_s16 vC = VEC_SPLAT16(vABCD, 5); + const vec_s16 vD = VEC_SPLAT16(vABCD, 7); const vec_s16 v32ss = vec_sl(vec_splat_s16(1),vec_splat_u16(5)); const vec_u16 v6us = vec_splat_u16(6); - register int loadSecond = (((unsigned long)src) % 16) <= 7 ? 0 : 1; - register int reallyBadAlign = (((unsigned long)src) % 16) == 15 ? 1 : 0; - vec_u8 vsrcAuc, av_uninit(vsrcBuc), vsrcperm0, vsrcperm1; + vec_u8 vsrcperm0, vsrcperm1; vec_u8 vsrc0uc, vsrc1uc; vec_s16 vsrc0ssH, vsrc1ssH; - vec_u8 vsrcCuc, vsrc2uc, vsrc3uc; + vec_u8 vsrc2uc, vsrc3uc; vec_s16 vsrc2ssH, vsrc3ssH, psum; vec_u8 vdst, ppsum, vfdst, fsum; +#if HAVE_BIGENDIAN + register int loadSecond = (((unsigned long)src) % 16) <= 7 ? 0 : 1; + register int reallyBadAlign = (((unsigned long)src) % 16) == 15 ? 1 : 0; + vsrcperm0 = vec_lvsl(0, src); + vsrcperm1 = vec_lvsl(1, src); +#endif if (((unsigned long)dst) % 16 == 0) { fperm = (vec_u8){0x10, 0x11, 0x12, 0x13, @@ -110,89 +153,28 @@ static void PREFIX_h264_chroma_mc8_altivec(uint8_t * dst, uint8_t * src, 0x1C, 0x1D, 0x1E, 0x1F}; } - vsrcAuc = vec_ld(0, src); - - if (loadSecond) - vsrcBuc = vec_ld(16, src); - vsrcperm0 = vec_lvsl(0, src); - vsrcperm1 = vec_lvsl(1, src); - - vsrc0uc = vec_perm(vsrcAuc, vsrcBuc, vsrcperm0); - if (reallyBadAlign) - vsrc1uc = vsrcBuc; - else - vsrc1uc = vec_perm(vsrcAuc, vsrcBuc, vsrcperm1); + GET_VSRC(vsrc0uc, vsrc1uc, 0, 16, vsrcperm0, vsrcperm1, src); - vsrc0ssH = (vec_s16)vec_mergeh(zero_u8v,(vec_u8)vsrc0uc); - vsrc1ssH = (vec_s16)vec_mergeh(zero_u8v,(vec_u8)vsrc1uc); + vsrc0ssH = (vec_s16)VEC_MERGEH(zero_u8v,(vec_u8)vsrc0uc); + vsrc1ssH = (vec_s16)VEC_MERGEH(zero_u8v,(vec_u8)vsrc1uc); if (ABCD[3]) { - if (!loadSecond) {// -> !reallyBadAlign - for (i = 0 ; i < h ; i++) { - vsrcCuc = vec_ld(stride + 0, src); - vsrc2uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm0); - vsrc3uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm1); - - CHROMA_MC8_ALTIVEC_CORE(v32ss, noop) - } - } else { - vec_u8 vsrcDuc; - for (i = 0 ; i < h ; i++) { - vsrcCuc = vec_ld(stride + 0, src); - vsrcDuc = vec_ld(stride + 16, src); - vsrc2uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm0); - if (reallyBadAlign) - vsrc3uc = vsrcDuc; - else - vsrc3uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm1); - - CHROMA_MC8_ALTIVEC_CORE(v32ss, noop) - } + for (i = 0 ; i < h ; i++) { + GET_VSRC(vsrc2uc, vsrc3uc, stride, 16, vsrcperm0, vsrcperm1, src); + CHROMA_MC8_ALTIVEC_CORE(v32ss, noop); } } else { const vec_s16 vE = vec_add(vB, vC); if (ABCD[2]) { // x == 0 B == 0 - if (!loadSecond) {// -> !reallyBadAlign - for (i = 0 ; i < h ; i++) { - vsrcCuc = vec_ld(stride + 0, src); - vsrc1uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm0); - CHROMA_MC8_ALTIVEC_CORE_SIMPLE - - vsrc0uc = vsrc1uc; - } - } else { - vec_u8 vsrcDuc; - for (i = 0 ; i < h ; i++) { - vsrcCuc = vec_ld(stride + 0, src); - vsrcDuc = vec_ld(stride + 15, src); - vsrc1uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm0); - CHROMA_MC8_ALTIVEC_CORE_SIMPLE - - vsrc0uc = vsrc1uc; - } + for (i = 0 ; i < h ; i++) { + GET_VSRC1(vsrc1uc, stride, 15, vsrcperm0, src); + CHROMA_MC8_ALTIVEC_CORE_SIMPLE; + vsrc0uc = vsrc1uc; } } else { // y == 0 C == 0 - if (!loadSecond) {// -> !reallyBadAlign - for (i = 0 ; i < h ; i++) { - vsrcCuc = vec_ld(0, src); - vsrc0uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm0); - vsrc1uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm1); - - CHROMA_MC8_ALTIVEC_CORE_SIMPLE - } - } else { - vec_u8 vsrcDuc; - for (i = 0 ; i < h ; i++) { - vsrcCuc = vec_ld(0, src); - vsrcDuc = vec_ld(15, src); - vsrc0uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm0); - if (reallyBadAlign) - vsrc1uc = vsrcDuc; - else - vsrc1uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm1); - - CHROMA_MC8_ALTIVEC_CORE_SIMPLE - } + for (i = 0 ; i < h ; i++) { + GET_VSRC(vsrc0uc, vsrc1uc, 0, 15, vsrcperm0, vsrcperm1, src); + CHROMA_MC8_ALTIVEC_CORE_SIMPLE; } } } @@ -209,23 +191,27 @@ static void PREFIX_no_rnd_vc1_chroma_mc8_altivec(uint8_t * dst, uint8_t * src, i (( x) * ( y))}; register int i; vec_u8 fperm; - const vec_s32 vABCD = vec_ld(0, ABCD); - const vec_s16 vA = vec_splat((vec_s16)vABCD, 1); - const vec_s16 vB = vec_splat((vec_s16)vABCD, 3); - const vec_s16 vC = vec_splat((vec_s16)vABCD, 5); - const vec_s16 vD = vec_splat((vec_s16)vABCD, 7); LOAD_ZERO; + const vec_s32 vABCD = vec_ld(0, ABCD); + const vec_s16 vA = VEC_SPLAT16(vABCD, 1); + const vec_s16 vB = VEC_SPLAT16(vABCD, 3); + const vec_s16 vC = VEC_SPLAT16(vABCD, 5); + const vec_s16 vD = VEC_SPLAT16(vABCD, 7); const vec_s16 v28ss = vec_sub(vec_sl(vec_splat_s16(1),vec_splat_u16(5)),vec_splat_s16(4)); const vec_u16 v6us = vec_splat_u16(6); - register int loadSecond = (((unsigned long)src) % 16) <= 7 ? 0 : 1; - register int reallyBadAlign = (((unsigned long)src) % 16) == 15 ? 1 : 0; - vec_u8 vsrcAuc, av_uninit(vsrcBuc), vsrcperm0, vsrcperm1; + vec_u8 vsrcperm0, vsrcperm1; vec_u8 vsrc0uc, vsrc1uc; vec_s16 vsrc0ssH, vsrc1ssH; - vec_u8 vsrcCuc, vsrc2uc, vsrc3uc; + vec_u8 vsrc2uc, vsrc3uc; vec_s16 vsrc2ssH, vsrc3ssH, psum; vec_u8 vdst, ppsum, vfdst, fsum; +#if HAVE_BIGENDIAN + register int loadSecond = (((unsigned long)src) % 16) <= 7 ? 0 : 1; + register int reallyBadAlign = (((unsigned long)src) % 16) == 15 ? 1 : 0; + vsrcperm0 = vec_lvsl(0, src); + vsrcperm1 = vec_lvsl(1, src); +#endif if (((unsigned long)dst) % 16 == 0) { fperm = (vec_u8){0x10, 0x11, 0x12, 0x13, @@ -239,47 +225,14 @@ static void PREFIX_no_rnd_vc1_chroma_mc8_altivec(uint8_t * dst, uint8_t * src, i 0x1C, 0x1D, 0x1E, 0x1F}; } - vsrcAuc = vec_ld(0, src); - - if (loadSecond) - vsrcBuc = vec_ld(16, src); - vsrcperm0 = vec_lvsl(0, src); - vsrcperm1 = vec_lvsl(1, src); - - vsrc0uc = vec_perm(vsrcAuc, vsrcBuc, vsrcperm0); - if (reallyBadAlign) - vsrc1uc = vsrcBuc; - else - vsrc1uc = vec_perm(vsrcAuc, vsrcBuc, vsrcperm1); - - vsrc0ssH = (vec_s16)vec_mergeh(zero_u8v, (vec_u8)vsrc0uc); - vsrc1ssH = (vec_s16)vec_mergeh(zero_u8v, (vec_u8)vsrc1uc); - - if (!loadSecond) {// -> !reallyBadAlign - for (i = 0 ; i < h ; i++) { - - - vsrcCuc = vec_ld(stride + 0, src); + GET_VSRC(vsrc0uc, vsrc1uc, 0, 16, vsrcperm0, vsrcperm1, src); - vsrc2uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm0); - vsrc3uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm1); + vsrc0ssH = (vec_s16)VEC_MERGEH(zero_u8v, (vec_u8)vsrc0uc); + vsrc1ssH = (vec_s16)VEC_MERGEH(zero_u8v, (vec_u8)vsrc1uc); - CHROMA_MC8_ALTIVEC_CORE(vec_splat_s16(0), add28) - } - } else { - vec_u8 vsrcDuc; - for (i = 0 ; i < h ; i++) { - vsrcCuc = vec_ld(stride + 0, src); - vsrcDuc = vec_ld(stride + 16, src); - - vsrc2uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm0); - if (reallyBadAlign) - vsrc3uc = vsrcDuc; - else - vsrc3uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm1); - - CHROMA_MC8_ALTIVEC_CORE(vec_splat_s16(0), add28) - } + for (i = 0 ; i < h ; i++) { + GET_VSRC(vsrc2uc, vsrc3uc, stride, 16, vsrcperm0, vsrcperm1, src); + CHROMA_MC8_ALTIVEC_CORE(vec_splat_s16(0), add28); } } #endif |
