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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4349 | Serge | 1 | /* |
| 2 | * Copyright (c) 2002 Brian Foley |
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| 3 | * Copyright (c) 2002 Dieter Shirley |
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| 4 | * Copyright (c) 2003-2004 Romain Dolbeau |
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| 5 | * |
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| 6 | * This file is part of FFmpeg. |
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| 7 | * |
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| 8 | * FFmpeg is free software; you can redistribute it and/or |
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| 9 | * modify it under the terms of the GNU Lesser General Public |
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| 10 | * License as published by the Free Software Foundation; either |
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| 11 | * version 2.1 of the License, or (at your option) any later version. |
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| 12 | * |
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| 13 | * FFmpeg is distributed in the hope that it will be useful, |
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| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 16 | * Lesser General Public License for more details. |
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| 17 | * |
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| 18 | * You should have received a copy of the GNU Lesser General Public |
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| 19 | * License along with FFmpeg; if not, write to the Free Software |
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| 20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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| 21 | */ |
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| 22 | |||
| 23 | #include "config.h" |
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| 24 | |||
| 25 | #if HAVE_ALTIVEC_H |
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| 26 | #include |
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| 27 | #endif |
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| 28 | |||
| 29 | #include "libavutil/attributes.h" |
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| 30 | #include "libavutil/cpu.h" |
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| 31 | #include "libavutil/ppc/types_altivec.h" |
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| 32 | #include "libavutil/ppc/util_altivec.h" |
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| 33 | #include "libavcodec/hpeldsp.h" |
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| 34 | #include "dsputil_altivec.h" |
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| 35 | |||
| 36 | #if HAVE_ALTIVEC |
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| 37 | /* next one assumes that ((line_size % 16) == 0) */ |
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| 38 | void ff_put_pixels16_altivec(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h) |
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| 39 | { |
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| 40 | register vector unsigned char pixelsv1, pixelsv2; |
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| 41 | register vector unsigned char pixelsv1B, pixelsv2B; |
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| 42 | register vector unsigned char pixelsv1C, pixelsv2C; |
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| 43 | register vector unsigned char pixelsv1D, pixelsv2D; |
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| 44 | |||
| 45 | register vector unsigned char perm = vec_lvsl(0, pixels); |
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| 46 | int i; |
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| 47 | register ptrdiff_t line_size_2 = line_size << 1; |
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| 48 | register ptrdiff_t line_size_3 = line_size + line_size_2; |
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| 49 | register ptrdiff_t line_size_4 = line_size << 2; |
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| 50 | |||
| 51 | // hand-unrolling the loop by 4 gains about 15% |
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| 52 | // mininum execution time goes from 74 to 60 cycles |
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| 53 | // it's faster than -funroll-loops, but using |
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| 54 | // -funroll-loops w/ this is bad - 74 cycles again. |
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| 55 | // all this is on a 7450, tuning for the 7450 |
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| 56 | for (i = 0; i < h; i += 4) { |
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| 57 | pixelsv1 = vec_ld( 0, pixels); |
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| 58 | pixelsv2 = vec_ld(15, pixels); |
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| 59 | pixelsv1B = vec_ld(line_size, pixels); |
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| 60 | pixelsv2B = vec_ld(15 + line_size, pixels); |
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| 61 | pixelsv1C = vec_ld(line_size_2, pixels); |
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| 62 | pixelsv2C = vec_ld(15 + line_size_2, pixels); |
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| 63 | pixelsv1D = vec_ld(line_size_3, pixels); |
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| 64 | pixelsv2D = vec_ld(15 + line_size_3, pixels); |
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| 65 | vec_st(vec_perm(pixelsv1, pixelsv2, perm), |
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| 66 | 0, (unsigned char*)block); |
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| 67 | vec_st(vec_perm(pixelsv1B, pixelsv2B, perm), |
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| 68 | line_size, (unsigned char*)block); |
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| 69 | vec_st(vec_perm(pixelsv1C, pixelsv2C, perm), |
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| 70 | line_size_2, (unsigned char*)block); |
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| 71 | vec_st(vec_perm(pixelsv1D, pixelsv2D, perm), |
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| 72 | line_size_3, (unsigned char*)block); |
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| 73 | pixels+=line_size_4; |
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| 74 | block +=line_size_4; |
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| 75 | } |
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| 76 | } |
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| 77 | |||
| 78 | /* next one assumes that ((line_size % 16) == 0) */ |
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| 79 | #define op_avg(a,b) a = ( ((a)|(b)) - ((((a)^(b))&0xFEFEFEFEUL)>>1) ) |
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| 80 | void ff_avg_pixels16_altivec(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h) |
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| 81 | { |
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| 82 | register vector unsigned char pixelsv1, pixelsv2, pixelsv, blockv; |
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| 83 | register vector unsigned char perm = vec_lvsl(0, pixels); |
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| 84 | int i; |
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| 85 | |||
| 86 | for (i = 0; i < h; i++) { |
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| 87 | pixelsv1 = vec_ld( 0, pixels); |
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| 88 | pixelsv2 = vec_ld(16,pixels); |
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| 89 | blockv = vec_ld(0, block); |
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| 90 | pixelsv = vec_perm(pixelsv1, pixelsv2, perm); |
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| 91 | blockv = vec_avg(blockv,pixelsv); |
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| 92 | vec_st(blockv, 0, (unsigned char*)block); |
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| 93 | pixels+=line_size; |
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| 94 | block +=line_size; |
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| 95 | } |
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| 96 | } |
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| 97 | |||
| 98 | /* next one assumes that ((line_size % 8) == 0) */ |
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| 99 | static void avg_pixels8_altivec(uint8_t * block, const uint8_t * pixels, ptrdiff_t line_size, int h) |
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| 100 | { |
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| 101 | register vector unsigned char pixelsv1, pixelsv2, pixelsv, blockv; |
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| 102 | int i; |
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| 103 | |||
| 104 | for (i = 0; i < h; i++) { |
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| 105 | /* block is 8 bytes-aligned, so we're either in the |
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| 106 | left block (16 bytes-aligned) or in the right block (not) */ |
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| 107 | int rightside = ((unsigned long)block & 0x0000000F); |
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| 108 | |||
| 109 | blockv = vec_ld(0, block); |
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| 110 | pixelsv1 = vec_ld( 0, pixels); |
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| 111 | pixelsv2 = vec_ld(16, pixels); |
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| 112 | pixelsv = vec_perm(pixelsv1, pixelsv2, vec_lvsl(0, pixels)); |
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| 113 | |||
| 114 | if (rightside) { |
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| 115 | pixelsv = vec_perm(blockv, pixelsv, vcprm(0,1,s0,s1)); |
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| 116 | } else { |
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| 117 | pixelsv = vec_perm(blockv, pixelsv, vcprm(s0,s1,2,3)); |
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| 118 | } |
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| 119 | |||
| 120 | blockv = vec_avg(blockv, pixelsv); |
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| 121 | |||
| 122 | vec_st(blockv, 0, block); |
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| 123 | |||
| 124 | pixels += line_size; |
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| 125 | block += line_size; |
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| 126 | } |
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| 127 | } |
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| 128 | |||
| 129 | /* next one assumes that ((line_size % 8) == 0) */ |
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| 130 | static void put_pixels8_xy2_altivec(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h) |
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| 131 | { |
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| 132 | register int i; |
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| 133 | register vector unsigned char pixelsv1, pixelsv2, pixelsavg; |
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| 134 | register vector unsigned char blockv, temp1, temp2; |
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| 135 | register vector unsigned short pixelssum1, pixelssum2, temp3; |
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| 136 | register const vector unsigned char vczero = (const vector unsigned char)vec_splat_u8(0); |
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| 137 | register const vector unsigned short vctwo = (const vector unsigned short)vec_splat_u16(2); |
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| 138 | |||
| 139 | temp1 = vec_ld(0, pixels); |
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| 140 | temp2 = vec_ld(16, pixels); |
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| 141 | pixelsv1 = vec_perm(temp1, temp2, vec_lvsl(0, pixels)); |
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| 142 | if ((((unsigned long)pixels) & 0x0000000F) == 0x0000000F) { |
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| 143 | pixelsv2 = temp2; |
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| 144 | } else { |
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| 145 | pixelsv2 = vec_perm(temp1, temp2, vec_lvsl(1, pixels)); |
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| 146 | } |
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| 147 | pixelsv1 = vec_mergeh(vczero, pixelsv1); |
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| 148 | pixelsv2 = vec_mergeh(vczero, pixelsv2); |
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| 149 | pixelssum1 = vec_add((vector unsigned short)pixelsv1, |
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| 150 | (vector unsigned short)pixelsv2); |
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| 151 | pixelssum1 = vec_add(pixelssum1, vctwo); |
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| 152 | |||
| 153 | for (i = 0; i < h ; i++) { |
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| 154 | int rightside = ((unsigned long)block & 0x0000000F); |
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| 155 | blockv = vec_ld(0, block); |
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| 156 | |||
| 157 | temp1 = vec_ld(line_size, pixels); |
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| 158 | temp2 = vec_ld(line_size + 16, pixels); |
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| 159 | pixelsv1 = vec_perm(temp1, temp2, vec_lvsl(line_size, pixels)); |
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| 160 | if (((((unsigned long)pixels) + line_size) & 0x0000000F) == 0x0000000F) { |
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| 161 | pixelsv2 = temp2; |
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| 162 | } else { |
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| 163 | pixelsv2 = vec_perm(temp1, temp2, vec_lvsl(line_size + 1, pixels)); |
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| 164 | } |
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| 165 | |||
| 166 | pixelsv1 = vec_mergeh(vczero, pixelsv1); |
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| 167 | pixelsv2 = vec_mergeh(vczero, pixelsv2); |
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| 168 | pixelssum2 = vec_add((vector unsigned short)pixelsv1, |
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| 169 | (vector unsigned short)pixelsv2); |
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| 170 | temp3 = vec_add(pixelssum1, pixelssum2); |
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| 171 | temp3 = vec_sra(temp3, vctwo); |
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| 172 | pixelssum1 = vec_add(pixelssum2, vctwo); |
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| 173 | pixelsavg = vec_packsu(temp3, (vector unsigned short) vczero); |
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| 174 | |||
| 175 | if (rightside) { |
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| 176 | blockv = vec_perm(blockv, pixelsavg, vcprm(0, 1, s0, s1)); |
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| 177 | } else { |
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| 178 | blockv = vec_perm(blockv, pixelsavg, vcprm(s0, s1, 2, 3)); |
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| 179 | } |
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| 180 | |||
| 181 | vec_st(blockv, 0, block); |
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| 182 | |||
| 183 | block += line_size; |
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| 184 | pixels += line_size; |
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| 185 | } |
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| 186 | } |
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| 187 | |||
| 188 | /* next one assumes that ((line_size % 8) == 0) */ |
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| 189 | static void put_no_rnd_pixels8_xy2_altivec(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h) |
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| 190 | { |
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| 191 | register int i; |
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| 192 | register vector unsigned char pixelsv1, pixelsv2, pixelsavg; |
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| 193 | register vector unsigned char blockv, temp1, temp2; |
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| 194 | register vector unsigned short pixelssum1, pixelssum2, temp3; |
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| 195 | register const vector unsigned char vczero = (const vector unsigned char)vec_splat_u8(0); |
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| 196 | register const vector unsigned short vcone = (const vector unsigned short)vec_splat_u16(1); |
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| 197 | register const vector unsigned short vctwo = (const vector unsigned short)vec_splat_u16(2); |
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| 198 | |||
| 199 | temp1 = vec_ld(0, pixels); |
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| 200 | temp2 = vec_ld(16, pixels); |
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| 201 | pixelsv1 = vec_perm(temp1, temp2, vec_lvsl(0, pixels)); |
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| 202 | if ((((unsigned long)pixels) & 0x0000000F) == 0x0000000F) { |
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| 203 | pixelsv2 = temp2; |
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| 204 | } else { |
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| 205 | pixelsv2 = vec_perm(temp1, temp2, vec_lvsl(1, pixels)); |
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| 206 | } |
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| 207 | pixelsv1 = vec_mergeh(vczero, pixelsv1); |
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| 208 | pixelsv2 = vec_mergeh(vczero, pixelsv2); |
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| 209 | pixelssum1 = vec_add((vector unsigned short)pixelsv1, |
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| 210 | (vector unsigned short)pixelsv2); |
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| 211 | pixelssum1 = vec_add(pixelssum1, vcone); |
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| 212 | |||
| 213 | for (i = 0; i < h ; i++) { |
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| 214 | int rightside = ((unsigned long)block & 0x0000000F); |
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| 215 | blockv = vec_ld(0, block); |
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| 216 | |||
| 217 | temp1 = vec_ld(line_size, pixels); |
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| 218 | temp2 = vec_ld(line_size + 16, pixels); |
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| 219 | pixelsv1 = vec_perm(temp1, temp2, vec_lvsl(line_size, pixels)); |
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| 220 | if (((((unsigned long)pixels) + line_size) & 0x0000000F) == 0x0000000F) { |
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| 221 | pixelsv2 = temp2; |
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| 222 | } else { |
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| 223 | pixelsv2 = vec_perm(temp1, temp2, vec_lvsl(line_size + 1, pixels)); |
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| 224 | } |
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| 225 | |||
| 226 | pixelsv1 = vec_mergeh(vczero, pixelsv1); |
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| 227 | pixelsv2 = vec_mergeh(vczero, pixelsv2); |
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| 228 | pixelssum2 = vec_add((vector unsigned short)pixelsv1, |
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| 229 | (vector unsigned short)pixelsv2); |
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| 230 | temp3 = vec_add(pixelssum1, pixelssum2); |
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| 231 | temp3 = vec_sra(temp3, vctwo); |
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| 232 | pixelssum1 = vec_add(pixelssum2, vcone); |
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| 233 | pixelsavg = vec_packsu(temp3, (vector unsigned short) vczero); |
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| 234 | |||
| 235 | if (rightside) { |
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| 236 | blockv = vec_perm(blockv, pixelsavg, vcprm(0, 1, s0, s1)); |
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| 237 | } else { |
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| 238 | blockv = vec_perm(blockv, pixelsavg, vcprm(s0, s1, 2, 3)); |
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| 239 | } |
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| 240 | |||
| 241 | vec_st(blockv, 0, block); |
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| 242 | |||
| 243 | block += line_size; |
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| 244 | pixels += line_size; |
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| 245 | } |
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| 246 | } |
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| 247 | |||
| 248 | /* next one assumes that ((line_size % 16) == 0) */ |
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| 249 | static void put_pixels16_xy2_altivec(uint8_t * block, const uint8_t * pixels, ptrdiff_t line_size, int h) |
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| 250 | { |
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| 251 | register int i; |
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| 252 | register vector unsigned char pixelsv1, pixelsv2, pixelsv3, pixelsv4; |
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| 253 | register vector unsigned char blockv, temp1, temp2; |
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| 254 | register vector unsigned short temp3, temp4, |
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| 255 | pixelssum1, pixelssum2, pixelssum3, pixelssum4; |
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| 256 | register const vector unsigned char vczero = (const vector unsigned char)vec_splat_u8(0); |
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| 257 | register const vector unsigned short vctwo = (const vector unsigned short)vec_splat_u16(2); |
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| 258 | |||
| 259 | temp1 = vec_ld(0, pixels); |
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| 260 | temp2 = vec_ld(16, pixels); |
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| 261 | pixelsv1 = vec_perm(temp1, temp2, vec_lvsl(0, pixels)); |
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| 262 | if ((((unsigned long)pixels) & 0x0000000F) == 0x0000000F) { |
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| 263 | pixelsv2 = temp2; |
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| 264 | } else { |
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| 265 | pixelsv2 = vec_perm(temp1, temp2, vec_lvsl(1, pixels)); |
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| 266 | } |
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| 267 | pixelsv3 = vec_mergel(vczero, pixelsv1); |
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| 268 | pixelsv4 = vec_mergel(vczero, pixelsv2); |
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| 269 | pixelsv1 = vec_mergeh(vczero, pixelsv1); |
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| 270 | pixelsv2 = vec_mergeh(vczero, pixelsv2); |
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| 271 | pixelssum3 = vec_add((vector unsigned short)pixelsv3, |
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| 272 | (vector unsigned short)pixelsv4); |
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| 273 | pixelssum3 = vec_add(pixelssum3, vctwo); |
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| 274 | pixelssum1 = vec_add((vector unsigned short)pixelsv1, |
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| 275 | (vector unsigned short)pixelsv2); |
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| 276 | pixelssum1 = vec_add(pixelssum1, vctwo); |
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| 277 | |||
| 278 | for (i = 0; i < h ; i++) { |
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| 279 | blockv = vec_ld(0, block); |
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| 280 | |||
| 281 | temp1 = vec_ld(line_size, pixels); |
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| 282 | temp2 = vec_ld(line_size + 16, pixels); |
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| 283 | pixelsv1 = vec_perm(temp1, temp2, vec_lvsl(line_size, pixels)); |
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| 284 | if (((((unsigned long)pixels) + line_size) & 0x0000000F) == 0x0000000F) { |
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| 285 | pixelsv2 = temp2; |
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| 286 | } else { |
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| 287 | pixelsv2 = vec_perm(temp1, temp2, vec_lvsl(line_size + 1, pixels)); |
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| 288 | } |
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| 289 | |||
| 290 | pixelsv3 = vec_mergel(vczero, pixelsv1); |
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| 291 | pixelsv4 = vec_mergel(vczero, pixelsv2); |
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| 292 | pixelsv1 = vec_mergeh(vczero, pixelsv1); |
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| 293 | pixelsv2 = vec_mergeh(vczero, pixelsv2); |
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| 294 | |||
| 295 | pixelssum4 = vec_add((vector unsigned short)pixelsv3, |
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| 296 | (vector unsigned short)pixelsv4); |
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| 297 | pixelssum2 = vec_add((vector unsigned short)pixelsv1, |
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| 298 | (vector unsigned short)pixelsv2); |
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| 299 | temp4 = vec_add(pixelssum3, pixelssum4); |
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| 300 | temp4 = vec_sra(temp4, vctwo); |
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| 301 | temp3 = vec_add(pixelssum1, pixelssum2); |
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| 302 | temp3 = vec_sra(temp3, vctwo); |
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| 303 | |||
| 304 | pixelssum3 = vec_add(pixelssum4, vctwo); |
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| 305 | pixelssum1 = vec_add(pixelssum2, vctwo); |
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| 306 | |||
| 307 | blockv = vec_packsu(temp3, temp4); |
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| 308 | |||
| 309 | vec_st(blockv, 0, block); |
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| 310 | |||
| 311 | block += line_size; |
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| 312 | pixels += line_size; |
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| 313 | } |
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| 314 | } |
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| 315 | |||
| 316 | /* next one assumes that ((line_size % 16) == 0) */ |
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| 317 | static void put_no_rnd_pixels16_xy2_altivec(uint8_t * block, const uint8_t * pixels, ptrdiff_t line_size, int h) |
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| 318 | { |
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| 319 | register int i; |
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| 320 | register vector unsigned char pixelsv1, pixelsv2, pixelsv3, pixelsv4; |
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| 321 | register vector unsigned char blockv, temp1, temp2; |
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| 322 | register vector unsigned short temp3, temp4, |
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| 323 | pixelssum1, pixelssum2, pixelssum3, pixelssum4; |
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| 324 | register const vector unsigned char vczero = (const vector unsigned char)vec_splat_u8(0); |
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| 325 | register const vector unsigned short vcone = (const vector unsigned short)vec_splat_u16(1); |
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| 326 | register const vector unsigned short vctwo = (const vector unsigned short)vec_splat_u16(2); |
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| 327 | |||
| 328 | temp1 = vec_ld(0, pixels); |
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| 329 | temp2 = vec_ld(16, pixels); |
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| 330 | pixelsv1 = vec_perm(temp1, temp2, vec_lvsl(0, pixels)); |
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| 331 | if ((((unsigned long)pixels) & 0x0000000F) == 0x0000000F) { |
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| 332 | pixelsv2 = temp2; |
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| 333 | } else { |
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| 334 | pixelsv2 = vec_perm(temp1, temp2, vec_lvsl(1, pixels)); |
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| 335 | } |
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| 336 | pixelsv3 = vec_mergel(vczero, pixelsv1); |
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| 337 | pixelsv4 = vec_mergel(vczero, pixelsv2); |
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| 338 | pixelsv1 = vec_mergeh(vczero, pixelsv1); |
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| 339 | pixelsv2 = vec_mergeh(vczero, pixelsv2); |
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| 340 | pixelssum3 = vec_add((vector unsigned short)pixelsv3, |
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| 341 | (vector unsigned short)pixelsv4); |
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| 342 | pixelssum3 = vec_add(pixelssum3, vcone); |
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| 343 | pixelssum1 = vec_add((vector unsigned short)pixelsv1, |
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| 344 | (vector unsigned short)pixelsv2); |
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| 345 | pixelssum1 = vec_add(pixelssum1, vcone); |
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| 346 | |||
| 347 | for (i = 0; i < h ; i++) { |
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| 348 | blockv = vec_ld(0, block); |
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| 349 | |||
| 350 | temp1 = vec_ld(line_size, pixels); |
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| 351 | temp2 = vec_ld(line_size + 16, pixels); |
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| 352 | pixelsv1 = vec_perm(temp1, temp2, vec_lvsl(line_size, pixels)); |
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| 353 | if (((((unsigned long)pixels) + line_size) & 0x0000000F) == 0x0000000F) { |
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| 354 | pixelsv2 = temp2; |
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| 355 | } else { |
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| 356 | pixelsv2 = vec_perm(temp1, temp2, vec_lvsl(line_size + 1, pixels)); |
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| 357 | } |
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| 358 | |||
| 359 | pixelsv3 = vec_mergel(vczero, pixelsv1); |
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| 360 | pixelsv4 = vec_mergel(vczero, pixelsv2); |
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| 361 | pixelsv1 = vec_mergeh(vczero, pixelsv1); |
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| 362 | pixelsv2 = vec_mergeh(vczero, pixelsv2); |
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| 363 | |||
| 364 | pixelssum4 = vec_add((vector unsigned short)pixelsv3, |
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| 365 | (vector unsigned short)pixelsv4); |
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| 366 | pixelssum2 = vec_add((vector unsigned short)pixelsv1, |
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| 367 | (vector unsigned short)pixelsv2); |
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| 368 | temp4 = vec_add(pixelssum3, pixelssum4); |
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| 369 | temp4 = vec_sra(temp4, vctwo); |
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| 370 | temp3 = vec_add(pixelssum1, pixelssum2); |
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| 371 | temp3 = vec_sra(temp3, vctwo); |
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| 372 | |||
| 373 | pixelssum3 = vec_add(pixelssum4, vcone); |
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| 374 | pixelssum1 = vec_add(pixelssum2, vcone); |
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| 375 | |||
| 376 | blockv = vec_packsu(temp3, temp4); |
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| 377 | |||
| 378 | vec_st(blockv, 0, block); |
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| 379 | |||
| 380 | block += line_size; |
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| 381 | pixels += line_size; |
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| 382 | } |
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| 383 | } |
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| 384 | |||
| 385 | /* next one assumes that ((line_size % 8) == 0) */ |
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| 386 | static void avg_pixels8_xy2_altivec(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h) |
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| 387 | { |
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| 388 | register int i; |
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| 389 | register vector unsigned char pixelsv1, pixelsv2, pixelsavg; |
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| 390 | register vector unsigned char blockv, temp1, temp2, blocktemp; |
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| 391 | register vector unsigned short pixelssum1, pixelssum2, temp3; |
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| 392 | |||
| 393 | register const vector unsigned char vczero = (const vector unsigned char) |
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| 394 | vec_splat_u8(0); |
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| 395 | register const vector unsigned short vctwo = (const vector unsigned short) |
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| 396 | vec_splat_u16(2); |
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| 397 | |||
| 398 | temp1 = vec_ld(0, pixels); |
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| 399 | temp2 = vec_ld(16, pixels); |
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| 400 | pixelsv1 = vec_perm(temp1, temp2, vec_lvsl(0, pixels)); |
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| 401 | if ((((unsigned long)pixels) & 0x0000000F) == 0x0000000F) { |
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| 402 | pixelsv2 = temp2; |
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| 403 | } else { |
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| 404 | pixelsv2 = vec_perm(temp1, temp2, vec_lvsl(1, pixels)); |
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| 405 | } |
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| 406 | pixelsv1 = vec_mergeh(vczero, pixelsv1); |
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| 407 | pixelsv2 = vec_mergeh(vczero, pixelsv2); |
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| 408 | pixelssum1 = vec_add((vector unsigned short)pixelsv1, |
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| 409 | (vector unsigned short)pixelsv2); |
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| 410 | pixelssum1 = vec_add(pixelssum1, vctwo); |
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| 411 | |||
| 412 | for (i = 0; i < h ; i++) { |
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| 413 | int rightside = ((unsigned long)block & 0x0000000F); |
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| 414 | blockv = vec_ld(0, block); |
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| 415 | |||
| 416 | temp1 = vec_ld(line_size, pixels); |
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| 417 | temp2 = vec_ld(line_size + 16, pixels); |
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| 418 | pixelsv1 = vec_perm(temp1, temp2, vec_lvsl(line_size, pixels)); |
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| 419 | if (((((unsigned long)pixels) + line_size) & 0x0000000F) == 0x0000000F) { |
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| 420 | pixelsv2 = temp2; |
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| 421 | } else { |
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| 422 | pixelsv2 = vec_perm(temp1, temp2, vec_lvsl(line_size + 1, pixels)); |
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| 423 | } |
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| 424 | |||
| 425 | pixelsv1 = vec_mergeh(vczero, pixelsv1); |
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| 426 | pixelsv2 = vec_mergeh(vczero, pixelsv2); |
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| 427 | pixelssum2 = vec_add((vector unsigned short)pixelsv1, |
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| 428 | (vector unsigned short)pixelsv2); |
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| 429 | temp3 = vec_add(pixelssum1, pixelssum2); |
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| 430 | temp3 = vec_sra(temp3, vctwo); |
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| 431 | pixelssum1 = vec_add(pixelssum2, vctwo); |
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| 432 | pixelsavg = vec_packsu(temp3, (vector unsigned short) vczero); |
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| 433 | |||
| 434 | if (rightside) { |
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| 435 | blocktemp = vec_perm(blockv, pixelsavg, vcprm(0, 1, s0, s1)); |
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| 436 | } else { |
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| 437 | blocktemp = vec_perm(blockv, pixelsavg, vcprm(s0, s1, 2, 3)); |
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| 438 | } |
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| 439 | |||
| 440 | blockv = vec_avg(blocktemp, blockv); |
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| 441 | vec_st(blockv, 0, block); |
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| 442 | |||
| 443 | block += line_size; |
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| 444 | pixels += line_size; |
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| 445 | } |
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| 446 | } |
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| 447 | #endif /* HAVE_ALTIVEC */ |
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| 448 | |||
| 449 | av_cold void ff_hpeldsp_init_ppc(HpelDSPContext *c, int flags) |
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| 450 | { |
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| 451 | #if HAVE_ALTIVEC |
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| 452 | if (!(av_get_cpu_flags() & AV_CPU_FLAG_ALTIVEC)) |
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| 453 | return; |
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| 454 | |||
| 455 | c->avg_pixels_tab[0][0] = ff_avg_pixels16_altivec; |
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| 456 | c->avg_pixels_tab[1][0] = avg_pixels8_altivec; |
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| 457 | c->avg_pixels_tab[1][3] = avg_pixels8_xy2_altivec; |
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| 458 | |||
| 459 | c->put_pixels_tab[0][0] = ff_put_pixels16_altivec; |
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| 460 | c->put_pixels_tab[1][3] = put_pixels8_xy2_altivec; |
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| 461 | c->put_pixels_tab[0][3] = put_pixels16_xy2_altivec; |
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| 462 | |||
| 463 | c->put_no_rnd_pixels_tab[0][0] = ff_put_pixels16_altivec; |
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| 464 | c->put_no_rnd_pixels_tab[1][3] = put_no_rnd_pixels8_xy2_altivec; |
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| 465 | c->put_no_rnd_pixels_tab[0][3] = put_no_rnd_pixels16_xy2_altivec; |
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| 466 | #endif /* HAVE_ALTIVEC */ |
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| 467 | } |