| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | /* | ||
| 2 | * This file is part of FFmpeg. | ||
| 3 | * | ||
| 4 | * FFmpeg is free software; you can redistribute it and/or | ||
| 5 | * modify it under the terms of the GNU Lesser General Public | ||
| 6 | * License as published by the Free Software Foundation; either | ||
| 7 | * version 2.1 of the License, or (at your option) any later version. | ||
| 8 | * | ||
| 9 | * FFmpeg is distributed in the hope that it will be useful, | ||
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
| 12 | * Lesser General Public License for more details. | ||
| 13 | * | ||
| 14 | * You should have received a copy of the GNU Lesser General Public | ||
| 15 | * License along with FFmpeg; if not, write to the Free Software | ||
| 16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | ||
| 17 | */ | ||
| 18 | |||
| 19 | #include "libavutil/attributes.h" | ||
| 20 | #include "libavutil/avassert.h" | ||
| 21 | #include "libavutil/cpu.h" | ||
| 22 | #include "libavutil/x86/cpu.h" | ||
| 23 | #include "libavcodec/avcodec.h" | ||
| 24 | #include "libavcodec/mpegvideoencdsp.h" | ||
| 25 | |||
| 26 | int ff_pix_sum16_sse2(const uint8_t *pix, int line_size); | ||
| 27 | int ff_pix_sum16_xop(const uint8_t *pix, int line_size); | ||
| 28 | int ff_pix_norm1_sse2(const uint8_t *pix, int line_size); | ||
| 29 | |||
| 30 | #if HAVE_INLINE_ASM | ||
| 31 | |||
| 32 | #define PHADDD(a, t) \ | ||
| 33 | "movq " #a ", " #t " \n\t" \ | ||
| 34 | "psrlq $32, " #a " \n\t" \ | ||
| 35 | "paddd " #t ", " #a " \n\t" | ||
| 36 | |||
| 37 | /* | ||
| 38 | * pmulhw: dst[0 - 15] = (src[0 - 15] * dst[0 - 15])[16 - 31] | ||
| 39 | * pmulhrw: dst[0 - 15] = (src[0 - 15] * dst[0 - 15] + 0x8000)[16 - 31] | ||
| 40 | * pmulhrsw: dst[0 - 15] = (src[0 - 15] * dst[0 - 15] + 0x4000)[15 - 30] | ||
| 41 | */ | ||
| 42 | #define PMULHRW(x, y, s, o) \ | ||
| 43 | "pmulhw " #s ", " #x " \n\t" \ | ||
| 44 | "pmulhw " #s ", " #y " \n\t" \ | ||
| 45 | "paddw " #o ", " #x " \n\t" \ | ||
| 46 | "paddw " #o ", " #y " \n\t" \ | ||
| 47 | "psraw $1, " #x " \n\t" \ | ||
| 48 | "psraw $1, " #y " \n\t" | ||
| 49 | #define DEF(x) x ## _mmx | ||
| 50 | #define SET_RND MOVQ_WONE | ||
| 51 | #define SCALE_OFFSET 1 | ||
| 52 | |||
| 53 | #include "mpegvideoenc_qns_template.c" | ||
| 54 | |||
| 55 | #undef DEF | ||
| 56 | #undef SET_RND | ||
| 57 | #undef SCALE_OFFSET | ||
| 58 | #undef PMULHRW | ||
| 59 | |||
| 60 | #define DEF(x) x ## _3dnow | ||
| 61 | #define SET_RND(x) | ||
| 62 | #define SCALE_OFFSET 0 | ||
| 63 | #define PMULHRW(x, y, s, o) \ | ||
| 64 | "pmulhrw " #s ", " #x " \n\t" \ | ||
| 65 | "pmulhrw " #s ", " #y " \n\t" | ||
| 66 | |||
| 67 | #include "mpegvideoenc_qns_template.c" | ||
| 68 | |||
| 69 | #undef DEF | ||
| 70 | #undef SET_RND | ||
| 71 | #undef SCALE_OFFSET | ||
| 72 | #undef PMULHRW | ||
| 73 | |||
| 74 | #if HAVE_SSSE3_INLINE | ||
| 75 | #undef PHADDD | ||
| 76 | #define DEF(x) x ## _ssse3 | ||
| 77 | #define SET_RND(x) | ||
| 78 | #define SCALE_OFFSET -1 | ||
| 79 | |||
| 80 | #define PHADDD(a, t) \ | ||
| 81 | "pshufw $0x0E, " #a ", " #t " \n\t" \ | ||
| 82 | /* faster than phaddd on core2 */ \ | ||
| 83 | "paddd " #t ", " #a " \n\t" | ||
| 84 | |||
| 85 | #define PMULHRW(x, y, s, o) \ | ||
| 86 | "pmulhrsw " #s ", " #x " \n\t" \ | ||
| 87 | "pmulhrsw " #s ", " #y " \n\t" | ||
| 88 | |||
| 89 | #include "mpegvideoenc_qns_template.c" | ||
| 90 | |||
| 91 | #undef DEF | ||
| 92 | #undef SET_RND | ||
| 93 | #undef SCALE_OFFSET | ||
| 94 | #undef PMULHRW | ||
| 95 | #undef PHADDD | ||
| 96 | #endif /* HAVE_SSSE3_INLINE */ | ||
| 97 | |||
| 98 | /* Draw the edges of width 'w' of an image of size width, height | ||
| 99 | * this MMX version can only handle w == 8 || w == 16. */ | ||
| 100 | 150 | static void draw_edges_mmx(uint8_t *buf, int wrap, int width, int height, | |
| 101 | int w, int h, int sides) | ||
| 102 | { | ||
| 103 | uint8_t *ptr, *last_line; | ||
| 104 | int i; | ||
| 105 | |||
| 106 | 150 | last_line = buf + (height - 1) * wrap; | |
| 107 | /* left and right */ | ||
| 108 | 150 | ptr = buf; | |
| 109 |
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150 | if (w == 8) { |
| 110 | 100 | __asm__ volatile ( | |
| 111 | "1: \n\t" | ||
| 112 | "movd (%0), %%mm0 \n\t" | ||
| 113 | "punpcklbw %%mm0, %%mm0 \n\t" | ||
| 114 | "punpcklwd %%mm0, %%mm0 \n\t" | ||
| 115 | "punpckldq %%mm0, %%mm0 \n\t" | ||
| 116 | "movq %%mm0, -8(%0) \n\t" | ||
| 117 | "movq -8(%0, %2), %%mm1 \n\t" | ||
| 118 | "punpckhbw %%mm1, %%mm1 \n\t" | ||
| 119 | "punpckhwd %%mm1, %%mm1 \n\t" | ||
| 120 | "punpckhdq %%mm1, %%mm1 \n\t" | ||
| 121 | "movq %%mm1, (%0, %2) \n\t" | ||
| 122 | "add %1, %0 \n\t" | ||
| 123 | "cmp %3, %0 \n\t" | ||
| 124 | "jb 1b \n\t" | ||
| 125 | : "+r" (ptr) | ||
| 126 | 100 | : "r" ((x86_reg) wrap), "r" ((x86_reg) width), | |
| 127 | 100 | "r" (ptr + wrap * height)); | |
| 128 |
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50 | } else if (w == 16) { |
| 129 | 50 | __asm__ volatile ( | |
| 130 | "1: \n\t" | ||
| 131 | "movd (%0), %%mm0 \n\t" | ||
| 132 | "punpcklbw %%mm0, %%mm0 \n\t" | ||
| 133 | "punpcklwd %%mm0, %%mm0 \n\t" | ||
| 134 | "punpckldq %%mm0, %%mm0 \n\t" | ||
| 135 | "movq %%mm0, -8(%0) \n\t" | ||
| 136 | "movq %%mm0, -16(%0) \n\t" | ||
| 137 | "movq -8(%0, %2), %%mm1 \n\t" | ||
| 138 | "punpckhbw %%mm1, %%mm1 \n\t" | ||
| 139 | "punpckhwd %%mm1, %%mm1 \n\t" | ||
| 140 | "punpckhdq %%mm1, %%mm1 \n\t" | ||
| 141 | "movq %%mm1, (%0, %2) \n\t" | ||
| 142 | "movq %%mm1, 8(%0, %2) \n\t" | ||
| 143 | "add %1, %0 \n\t" | ||
| 144 | "cmp %3, %0 \n\t" | ||
| 145 | "jb 1b \n\t" | ||
| 146 | : "+r"(ptr) | ||
| 147 | 50 | : "r"((x86_reg)wrap), "r"((x86_reg)width), "r"(ptr + wrap * height) | |
| 148 | ); | ||
| 149 | } else { | ||
| 150 | av_assert1(w == 4); | ||
| 151 | ✗ | __asm__ volatile ( | |
| 152 | "1: \n\t" | ||
| 153 | "movd (%0), %%mm0 \n\t" | ||
| 154 | "punpcklbw %%mm0, %%mm0 \n\t" | ||
| 155 | "punpcklwd %%mm0, %%mm0 \n\t" | ||
| 156 | "movd %%mm0, -4(%0) \n\t" | ||
| 157 | "movd -4(%0, %2), %%mm1 \n\t" | ||
| 158 | "punpcklbw %%mm1, %%mm1 \n\t" | ||
| 159 | "punpckhwd %%mm1, %%mm1 \n\t" | ||
| 160 | "punpckhdq %%mm1, %%mm1 \n\t" | ||
| 161 | "movd %%mm1, (%0, %2) \n\t" | ||
| 162 | "add %1, %0 \n\t" | ||
| 163 | "cmp %3, %0 \n\t" | ||
| 164 | "jb 1b \n\t" | ||
| 165 | : "+r" (ptr) | ||
| 166 | ✗ | : "r" ((x86_reg) wrap), "r" ((x86_reg) width), | |
| 167 | ✗ | "r" (ptr + wrap * height)); | |
| 168 | } | ||
| 169 | |||
| 170 | /* top and bottom (and hopefully also the corners) */ | ||
| 171 |
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150 | if (sides & EDGE_TOP) { |
| 172 |
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550 | for (i = 0; i < h; i += 4) { |
| 173 | 400 | ptr = buf - (i + 1) * wrap - w; | |
| 174 | 400 | __asm__ volatile ( | |
| 175 | "1: \n\t" | ||
| 176 | "movq (%1, %0), %%mm0 \n\t" | ||
| 177 | "movq %%mm0, (%0) \n\t" | ||
| 178 | "movq %%mm0, (%0, %2) \n\t" | ||
| 179 | "movq %%mm0, (%0, %2, 2) \n\t" | ||
| 180 | "movq %%mm0, (%0, %3) \n\t" | ||
| 181 | "add $8, %0 \n\t" | ||
| 182 | "cmp %4, %0 \n\t" | ||
| 183 | "jb 1b \n\t" | ||
| 184 | : "+r" (ptr) | ||
| 185 | 400 | : "r" ((x86_reg) buf - (x86_reg) ptr - w), | |
| 186 | 400 | "r" ((x86_reg) - wrap), "r" ((x86_reg) - wrap * 3), | |
| 187 | 400 | "r" (ptr + width + 2 * w)); | |
| 188 | } | ||
| 189 | } | ||
| 190 | |||
| 191 |
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150 | if (sides & EDGE_BOTTOM) { |
| 192 |
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550 | for (i = 0; i < h; i += 4) { |
| 193 | 400 | ptr = last_line + (i + 1) * wrap - w; | |
| 194 | 400 | __asm__ volatile ( | |
| 195 | "1: \n\t" | ||
| 196 | "movq (%1, %0), %%mm0 \n\t" | ||
| 197 | "movq %%mm0, (%0) \n\t" | ||
| 198 | "movq %%mm0, (%0, %2) \n\t" | ||
| 199 | "movq %%mm0, (%0, %2, 2) \n\t" | ||
| 200 | "movq %%mm0, (%0, %3) \n\t" | ||
| 201 | "add $8, %0 \n\t" | ||
| 202 | "cmp %4, %0 \n\t" | ||
| 203 | "jb 1b \n\t" | ||
| 204 | : "+r" (ptr) | ||
| 205 | 400 | : "r" ((x86_reg) last_line - (x86_reg) ptr - w), | |
| 206 | 400 | "r" ((x86_reg) wrap), "r" ((x86_reg) wrap * 3), | |
| 207 | 400 | "r" (ptr + width + 2 * w)); | |
| 208 | } | ||
| 209 | } | ||
| 210 | 150 | } | |
| 211 | |||
| 212 | #endif /* HAVE_INLINE_ASM */ | ||
| 213 | |||
| 214 | 358 | av_cold void ff_mpegvideoencdsp_init_x86(MpegvideoEncDSPContext *c, | |
| 215 | AVCodecContext *avctx) | ||
| 216 | { | ||
| 217 | 358 | int cpu_flags = av_get_cpu_flags(); | |
| 218 | |||
| 219 |
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358 | if (EXTERNAL_SSE2(cpu_flags)) { |
| 220 | 1 | c->pix_sum = ff_pix_sum16_sse2; | |
| 221 | 1 | c->pix_norm1 = ff_pix_norm1_sse2; | |
| 222 | } | ||
| 223 | |||
| 224 |
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358 | if (EXTERNAL_XOP(cpu_flags)) { |
| 225 | ✗ | c->pix_sum = ff_pix_sum16_xop; | |
| 226 | } | ||
| 227 | |||
| 228 | #if HAVE_INLINE_ASM | ||
| 229 | |||
| 230 |
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358 | if (INLINE_MMX(cpu_flags)) { |
| 231 |
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1 | if (!(avctx->flags & AV_CODEC_FLAG_BITEXACT)) { |
| 232 | ✗ | c->try_8x8basis = try_8x8basis_mmx; | |
| 233 | } | ||
| 234 | 1 | c->add_8x8basis = add_8x8basis_mmx; | |
| 235 | |||
| 236 |
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1 | if (avctx->bits_per_raw_sample <= 8) { |
| 237 | 1 | c->draw_edges = draw_edges_mmx; | |
| 238 | } | ||
| 239 | } | ||
| 240 | |||
| 241 |
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358 | if (INLINE_AMD3DNOW(cpu_flags)) { |
| 242 | ✗ | if (!(avctx->flags & AV_CODEC_FLAG_BITEXACT)) { | |
| 243 | ✗ | c->try_8x8basis = try_8x8basis_3dnow; | |
| 244 | } | ||
| 245 | ✗ | c->add_8x8basis = add_8x8basis_3dnow; | |
| 246 | } | ||
| 247 | |||
| 248 | #if HAVE_SSSE3_INLINE | ||
| 249 |
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358 | if (INLINE_SSSE3(cpu_flags)) { |
| 250 |
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1 | if (!(avctx->flags & AV_CODEC_FLAG_BITEXACT)) { |
| 251 | ✗ | c->try_8x8basis = try_8x8basis_ssse3; | |
| 252 | } | ||
| 253 | 1 | c->add_8x8basis = add_8x8basis_ssse3; | |
| 254 | } | ||
| 255 | #endif /* HAVE_SSSE3_INLINE */ | ||
| 256 | |||
| 257 | #endif /* HAVE_INLINE_ASM */ | ||
| 258 | 358 | } | |
| 259 |