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comparison: media/libvpx/vp8/common/reconinter.c
media/libvpx/vp8/common/reconinter.c
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| -1:000000000000 | 0:5a3d9b7b3c31 |
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| 1 /* | |
| 2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved. | |
| 3 * | |
| 4 * Use of this source code is governed by a BSD-style license | |
| 5 * that can be found in the LICENSE file in the root of the source | |
| 6 * tree. An additional intellectual property rights grant can be found | |
| 7 * in the file PATENTS. All contributing project authors may | |
| 8 * be found in the AUTHORS file in the root of the source tree. | |
| 9 */ | |
| 10 | |
| 11 | |
| 12 #include <limits.h> | |
| 13 #include "vpx_config.h" | |
| 14 #include "vp8_rtcd.h" | |
| 15 #include "vpx/vpx_integer.h" | |
| 16 #include "blockd.h" | |
| 17 #include "reconinter.h" | |
| 18 #if CONFIG_RUNTIME_CPU_DETECT | |
| 19 #include "onyxc_int.h" | |
| 20 #endif | |
| 21 | |
| 22 void vp8_copy_mem16x16_c( | |
| 23 unsigned char *src, | |
| 24 int src_stride, | |
| 25 unsigned char *dst, | |
| 26 int dst_stride) | |
| 27 { | |
| 28 | |
| 29 int r; | |
| 30 | |
| 31 for (r = 0; r < 16; r++) | |
| 32 { | |
| 33 #if !(CONFIG_FAST_UNALIGNED) | |
| 34 dst[0] = src[0]; | |
| 35 dst[1] = src[1]; | |
| 36 dst[2] = src[2]; | |
| 37 dst[3] = src[3]; | |
| 38 dst[4] = src[4]; | |
| 39 dst[5] = src[5]; | |
| 40 dst[6] = src[6]; | |
| 41 dst[7] = src[7]; | |
| 42 dst[8] = src[8]; | |
| 43 dst[9] = src[9]; | |
| 44 dst[10] = src[10]; | |
| 45 dst[11] = src[11]; | |
| 46 dst[12] = src[12]; | |
| 47 dst[13] = src[13]; | |
| 48 dst[14] = src[14]; | |
| 49 dst[15] = src[15]; | |
| 50 | |
| 51 #else | |
| 52 ((uint32_t *)dst)[0] = ((uint32_t *)src)[0] ; | |
| 53 ((uint32_t *)dst)[1] = ((uint32_t *)src)[1] ; | |
| 54 ((uint32_t *)dst)[2] = ((uint32_t *)src)[2] ; | |
| 55 ((uint32_t *)dst)[3] = ((uint32_t *)src)[3] ; | |
| 56 | |
| 57 #endif | |
| 58 src += src_stride; | |
| 59 dst += dst_stride; | |
| 60 | |
| 61 } | |
| 62 | |
| 63 } | |
| 64 | |
| 65 void vp8_copy_mem8x8_c( | |
| 66 unsigned char *src, | |
| 67 int src_stride, | |
| 68 unsigned char *dst, | |
| 69 int dst_stride) | |
| 70 { | |
| 71 int r; | |
| 72 | |
| 73 for (r = 0; r < 8; r++) | |
| 74 { | |
| 75 #if !(CONFIG_FAST_UNALIGNED) | |
| 76 dst[0] = src[0]; | |
| 77 dst[1] = src[1]; | |
| 78 dst[2] = src[2]; | |
| 79 dst[3] = src[3]; | |
| 80 dst[4] = src[4]; | |
| 81 dst[5] = src[5]; | |
| 82 dst[6] = src[6]; | |
| 83 dst[7] = src[7]; | |
| 84 #else | |
| 85 ((uint32_t *)dst)[0] = ((uint32_t *)src)[0] ; | |
| 86 ((uint32_t *)dst)[1] = ((uint32_t *)src)[1] ; | |
| 87 #endif | |
| 88 src += src_stride; | |
| 89 dst += dst_stride; | |
| 90 | |
| 91 } | |
| 92 | |
| 93 } | |
| 94 | |
| 95 void vp8_copy_mem8x4_c( | |
| 96 unsigned char *src, | |
| 97 int src_stride, | |
| 98 unsigned char *dst, | |
| 99 int dst_stride) | |
| 100 { | |
| 101 int r; | |
| 102 | |
| 103 for (r = 0; r < 4; r++) | |
| 104 { | |
| 105 #if !(CONFIG_FAST_UNALIGNED) | |
| 106 dst[0] = src[0]; | |
| 107 dst[1] = src[1]; | |
| 108 dst[2] = src[2]; | |
| 109 dst[3] = src[3]; | |
| 110 dst[4] = src[4]; | |
| 111 dst[5] = src[5]; | |
| 112 dst[6] = src[6]; | |
| 113 dst[7] = src[7]; | |
| 114 #else | |
| 115 ((uint32_t *)dst)[0] = ((uint32_t *)src)[0] ; | |
| 116 ((uint32_t *)dst)[1] = ((uint32_t *)src)[1] ; | |
| 117 #endif | |
| 118 src += src_stride; | |
| 119 dst += dst_stride; | |
| 120 | |
| 121 } | |
| 122 | |
| 123 } | |
| 124 | |
| 125 | |
| 126 void vp8_build_inter_predictors_b(BLOCKD *d, int pitch, unsigned char *base_pre, int pre_stride, vp8_subpix_fn_t sppf) | |
| 127 { | |
| 128 int r; | |
| 129 unsigned char *pred_ptr = d->predictor; | |
| 130 unsigned char *ptr; | |
| 131 ptr = base_pre + d->offset + (d->bmi.mv.as_mv.row >> 3) * pre_stride + (d->bmi.mv.as_mv.col >> 3); | |
| 132 | |
| 133 if (d->bmi.mv.as_mv.row & 7 || d->bmi.mv.as_mv.col & 7) | |
| 134 { | |
| 135 sppf(ptr, pre_stride, d->bmi.mv.as_mv.col & 7, d->bmi.mv.as_mv.row & 7, pred_ptr, pitch); | |
| 136 } | |
| 137 else | |
| 138 { | |
| 139 for (r = 0; r < 4; r++) | |
| 140 { | |
| 141 pred_ptr[0] = ptr[0]; | |
| 142 pred_ptr[1] = ptr[1]; | |
| 143 pred_ptr[2] = ptr[2]; | |
| 144 pred_ptr[3] = ptr[3]; | |
| 145 pred_ptr += pitch; | |
| 146 ptr += pre_stride; | |
| 147 } | |
| 148 } | |
| 149 } | |
| 150 | |
| 151 static void build_inter_predictors4b(MACROBLOCKD *x, BLOCKD *d, unsigned char *dst, int dst_stride, unsigned char *base_pre, int pre_stride) | |
| 152 { | |
| 153 unsigned char *ptr; | |
| 154 ptr = base_pre + d->offset + (d->bmi.mv.as_mv.row >> 3) * pre_stride + (d->bmi.mv.as_mv.col >> 3); | |
| 155 | |
| 156 if (d->bmi.mv.as_mv.row & 7 || d->bmi.mv.as_mv.col & 7) | |
| 157 { | |
| 158 x->subpixel_predict8x8(ptr, pre_stride, d->bmi.mv.as_mv.col & 7, d->bmi.mv.as_mv.row & 7, dst, dst_stride); | |
| 159 } | |
| 160 else | |
| 161 { | |
| 162 vp8_copy_mem8x8(ptr, pre_stride, dst, dst_stride); | |
| 163 } | |
| 164 } | |
| 165 | |
| 166 static void build_inter_predictors2b(MACROBLOCKD *x, BLOCKD *d, unsigned char *dst, int dst_stride, unsigned char *base_pre, int pre_stride) | |
| 167 { | |
| 168 unsigned char *ptr; | |
| 169 ptr = base_pre + d->offset + (d->bmi.mv.as_mv.row >> 3) * pre_stride + (d->bmi.mv.as_mv.col >> 3); | |
| 170 | |
| 171 if (d->bmi.mv.as_mv.row & 7 || d->bmi.mv.as_mv.col & 7) | |
| 172 { | |
| 173 x->subpixel_predict8x4(ptr, pre_stride, d->bmi.mv.as_mv.col & 7, d->bmi.mv.as_mv.row & 7, dst, dst_stride); | |
| 174 } | |
| 175 else | |
| 176 { | |
| 177 vp8_copy_mem8x4(ptr, pre_stride, dst, dst_stride); | |
| 178 } | |
| 179 } | |
| 180 | |
| 181 static void build_inter_predictors_b(BLOCKD *d, unsigned char *dst, int dst_stride, unsigned char *base_pre, int pre_stride, vp8_subpix_fn_t sppf) | |
| 182 { | |
| 183 int r; | |
| 184 unsigned char *ptr; | |
| 185 ptr = base_pre + d->offset + (d->bmi.mv.as_mv.row >> 3) * pre_stride + (d->bmi.mv.as_mv.col >> 3); | |
| 186 | |
| 187 if (d->bmi.mv.as_mv.row & 7 || d->bmi.mv.as_mv.col & 7) | |
| 188 { | |
| 189 sppf(ptr, pre_stride, d->bmi.mv.as_mv.col & 7, d->bmi.mv.as_mv.row & 7, dst, dst_stride); | |
| 190 } | |
| 191 else | |
| 192 { | |
| 193 for (r = 0; r < 4; r++) | |
| 194 { | |
| 195 dst[0] = ptr[0]; | |
| 196 dst[1] = ptr[1]; | |
| 197 dst[2] = ptr[2]; | |
| 198 dst[3] = ptr[3]; | |
| 199 dst += dst_stride; | |
| 200 ptr += pre_stride; | |
| 201 } | |
| 202 } | |
| 203 } | |
| 204 | |
| 205 | |
| 206 /*encoder only*/ | |
| 207 void vp8_build_inter16x16_predictors_mbuv(MACROBLOCKD *x) | |
| 208 { | |
| 209 unsigned char *uptr, *vptr; | |
| 210 unsigned char *upred_ptr = &x->predictor[256]; | |
| 211 unsigned char *vpred_ptr = &x->predictor[320]; | |
| 212 | |
| 213 int mv_row = x->mode_info_context->mbmi.mv.as_mv.row; | |
| 214 int mv_col = x->mode_info_context->mbmi.mv.as_mv.col; | |
| 215 int offset; | |
| 216 int pre_stride = x->pre.uv_stride; | |
| 217 | |
| 218 /* calc uv motion vectors */ | |
| 219 mv_row += 1 | (mv_row >> (sizeof(int) * CHAR_BIT - 1)); | |
| 220 mv_col += 1 | (mv_col >> (sizeof(int) * CHAR_BIT - 1)); | |
| 221 mv_row /= 2; | |
| 222 mv_col /= 2; | |
| 223 mv_row &= x->fullpixel_mask; | |
| 224 mv_col &= x->fullpixel_mask; | |
| 225 | |
| 226 offset = (mv_row >> 3) * pre_stride + (mv_col >> 3); | |
| 227 uptr = x->pre.u_buffer + offset; | |
| 228 vptr = x->pre.v_buffer + offset; | |
| 229 | |
| 230 if ((mv_row | mv_col) & 7) | |
| 231 { | |
| 232 x->subpixel_predict8x8(uptr, pre_stride, mv_col & 7, mv_row & 7, upred_ptr, 8); | |
| 233 x->subpixel_predict8x8(vptr, pre_stride, mv_col & 7, mv_row & 7, vpred_ptr, 8); | |
| 234 } | |
| 235 else | |
| 236 { | |
| 237 vp8_copy_mem8x8(uptr, pre_stride, upred_ptr, 8); | |
| 238 vp8_copy_mem8x8(vptr, pre_stride, vpred_ptr, 8); | |
| 239 } | |
| 240 } | |
| 241 | |
| 242 /*encoder only*/ | |
| 243 void vp8_build_inter4x4_predictors_mbuv(MACROBLOCKD *x) | |
| 244 { | |
| 245 int i, j; | |
| 246 int pre_stride = x->pre.uv_stride; | |
| 247 unsigned char *base_pre; | |
| 248 | |
| 249 /* build uv mvs */ | |
| 250 for (i = 0; i < 2; i++) | |
| 251 { | |
| 252 for (j = 0; j < 2; j++) | |
| 253 { | |
| 254 int yoffset = i * 8 + j * 2; | |
| 255 int uoffset = 16 + i * 2 + j; | |
| 256 int voffset = 20 + i * 2 + j; | |
| 257 | |
| 258 int temp; | |
| 259 | |
| 260 temp = x->block[yoffset ].bmi.mv.as_mv.row | |
| 261 + x->block[yoffset+1].bmi.mv.as_mv.row | |
| 262 + x->block[yoffset+4].bmi.mv.as_mv.row | |
| 263 + x->block[yoffset+5].bmi.mv.as_mv.row; | |
| 264 | |
| 265 temp += 4 + ((temp >> (sizeof(temp) * CHAR_BIT - 1)) * 8); | |
| 266 | |
| 267 x->block[uoffset].bmi.mv.as_mv.row = (temp / 8) & x->fullpixel_mask; | |
| 268 | |
| 269 temp = x->block[yoffset ].bmi.mv.as_mv.col | |
| 270 + x->block[yoffset+1].bmi.mv.as_mv.col | |
| 271 + x->block[yoffset+4].bmi.mv.as_mv.col | |
| 272 + x->block[yoffset+5].bmi.mv.as_mv.col; | |
| 273 | |
| 274 temp += 4 + ((temp >> (sizeof(temp) * CHAR_BIT - 1)) * 8); | |
| 275 | |
| 276 x->block[uoffset].bmi.mv.as_mv.col = (temp / 8) & x->fullpixel_mask; | |
| 277 | |
| 278 x->block[voffset].bmi.mv.as_int = x->block[uoffset].bmi.mv.as_int; | |
| 279 } | |
| 280 } | |
| 281 | |
| 282 base_pre = x->pre.u_buffer; | |
| 283 for (i = 16; i < 20; i += 2) | |
| 284 { | |
| 285 BLOCKD *d0 = &x->block[i]; | |
| 286 BLOCKD *d1 = &x->block[i+1]; | |
| 287 | |
| 288 if (d0->bmi.mv.as_int == d1->bmi.mv.as_int) | |
| 289 build_inter_predictors2b(x, d0, d0->predictor, 8, base_pre, pre_stride); | |
| 290 else | |
| 291 { | |
| 292 vp8_build_inter_predictors_b(d0, 8, base_pre, pre_stride, x->subpixel_predict); | |
| 293 vp8_build_inter_predictors_b(d1, 8, base_pre, pre_stride, x->subpixel_predict); | |
| 294 } | |
| 295 } | |
| 296 | |
| 297 base_pre = x->pre.v_buffer; | |
| 298 for (i = 20; i < 24; i += 2) | |
| 299 { | |
| 300 BLOCKD *d0 = &x->block[i]; | |
| 301 BLOCKD *d1 = &x->block[i+1]; | |
| 302 | |
| 303 if (d0->bmi.mv.as_int == d1->bmi.mv.as_int) | |
| 304 build_inter_predictors2b(x, d0, d0->predictor, 8, base_pre, pre_stride); | |
| 305 else | |
| 306 { | |
| 307 vp8_build_inter_predictors_b(d0, 8, base_pre, pre_stride, x->subpixel_predict); | |
| 308 vp8_build_inter_predictors_b(d1, 8, base_pre, pre_stride, x->subpixel_predict); | |
| 309 } | |
| 310 } | |
| 311 } | |
| 312 | |
| 313 | |
| 314 /*encoder only*/ | |
| 315 void vp8_build_inter16x16_predictors_mby(MACROBLOCKD *x, | |
| 316 unsigned char *dst_y, | |
| 317 int dst_ystride) | |
| 318 { | |
| 319 unsigned char *ptr_base; | |
| 320 unsigned char *ptr; | |
| 321 int mv_row = x->mode_info_context->mbmi.mv.as_mv.row; | |
| 322 int mv_col = x->mode_info_context->mbmi.mv.as_mv.col; | |
| 323 int pre_stride = x->pre.y_stride; | |
| 324 | |
| 325 ptr_base = x->pre.y_buffer; | |
| 326 ptr = ptr_base + (mv_row >> 3) * pre_stride + (mv_col >> 3); | |
| 327 | |
| 328 if ((mv_row | mv_col) & 7) | |
| 329 { | |
| 330 x->subpixel_predict16x16(ptr, pre_stride, mv_col & 7, mv_row & 7, | |
| 331 dst_y, dst_ystride); | |
| 332 } | |
| 333 else | |
| 334 { | |
| 335 vp8_copy_mem16x16(ptr, pre_stride, dst_y, | |
| 336 dst_ystride); | |
| 337 } | |
| 338 } | |
| 339 | |
| 340 static void clamp_mv_to_umv_border(MV *mv, const MACROBLOCKD *xd) | |
| 341 { | |
| 342 /* If the MV points so far into the UMV border that no visible pixels | |
| 343 * are used for reconstruction, the subpel part of the MV can be | |
| 344 * discarded and the MV limited to 16 pixels with equivalent results. | |
| 345 * | |
| 346 * This limit kicks in at 19 pixels for the top and left edges, for | |
| 347 * the 16 pixels plus 3 taps right of the central pixel when subpel | |
| 348 * filtering. The bottom and right edges use 16 pixels plus 2 pixels | |
| 349 * left of the central pixel when filtering. | |
| 350 */ | |
| 351 if (mv->col < (xd->mb_to_left_edge - (19 << 3))) | |
| 352 mv->col = xd->mb_to_left_edge - (16 << 3); | |
| 353 else if (mv->col > xd->mb_to_right_edge + (18 << 3)) | |
| 354 mv->col = xd->mb_to_right_edge + (16 << 3); | |
| 355 | |
| 356 if (mv->row < (xd->mb_to_top_edge - (19 << 3))) | |
| 357 mv->row = xd->mb_to_top_edge - (16 << 3); | |
| 358 else if (mv->row > xd->mb_to_bottom_edge + (18 << 3)) | |
| 359 mv->row = xd->mb_to_bottom_edge + (16 << 3); | |
| 360 } | |
| 361 | |
| 362 /* A version of the above function for chroma block MVs.*/ | |
| 363 static void clamp_uvmv_to_umv_border(MV *mv, const MACROBLOCKD *xd) | |
| 364 { | |
| 365 mv->col = (2*mv->col < (xd->mb_to_left_edge - (19 << 3))) ? | |
| 366 (xd->mb_to_left_edge - (16 << 3)) >> 1 : mv->col; | |
| 367 mv->col = (2*mv->col > xd->mb_to_right_edge + (18 << 3)) ? | |
| 368 (xd->mb_to_right_edge + (16 << 3)) >> 1 : mv->col; | |
| 369 | |
| 370 mv->row = (2*mv->row < (xd->mb_to_top_edge - (19 << 3))) ? | |
| 371 (xd->mb_to_top_edge - (16 << 3)) >> 1 : mv->row; | |
| 372 mv->row = (2*mv->row > xd->mb_to_bottom_edge + (18 << 3)) ? | |
| 373 (xd->mb_to_bottom_edge + (16 << 3)) >> 1 : mv->row; | |
| 374 } | |
| 375 | |
| 376 void vp8_build_inter16x16_predictors_mb(MACROBLOCKD *x, | |
| 377 unsigned char *dst_y, | |
| 378 unsigned char *dst_u, | |
| 379 unsigned char *dst_v, | |
| 380 int dst_ystride, | |
| 381 int dst_uvstride) | |
| 382 { | |
| 383 int offset; | |
| 384 unsigned char *ptr; | |
| 385 unsigned char *uptr, *vptr; | |
| 386 | |
| 387 int_mv _16x16mv; | |
| 388 | |
| 389 unsigned char *ptr_base = x->pre.y_buffer; | |
| 390 int pre_stride = x->pre.y_stride; | |
| 391 | |
| 392 _16x16mv.as_int = x->mode_info_context->mbmi.mv.as_int; | |
| 393 | |
| 394 if (x->mode_info_context->mbmi.need_to_clamp_mvs) | |
| 395 { | |
| 396 clamp_mv_to_umv_border(&_16x16mv.as_mv, x); | |
| 397 } | |
| 398 | |
| 399 ptr = ptr_base + ( _16x16mv.as_mv.row >> 3) * pre_stride + (_16x16mv.as_mv.col >> 3); | |
| 400 | |
| 401 if ( _16x16mv.as_int & 0x00070007) | |
| 402 { | |
| 403 x->subpixel_predict16x16(ptr, pre_stride, _16x16mv.as_mv.col & 7, _16x16mv.as_mv.row & 7, dst_y, dst_ystride); | |
| 404 } | |
| 405 else | |
| 406 { | |
| 407 vp8_copy_mem16x16(ptr, pre_stride, dst_y, dst_ystride); | |
| 408 } | |
| 409 | |
| 410 /* calc uv motion vectors */ | |
| 411 _16x16mv.as_mv.row += 1 | (_16x16mv.as_mv.row >> (sizeof(int) * CHAR_BIT - 1)); | |
| 412 _16x16mv.as_mv.col += 1 | (_16x16mv.as_mv.col >> (sizeof(int) * CHAR_BIT - 1)); | |
| 413 _16x16mv.as_mv.row /= 2; | |
| 414 _16x16mv.as_mv.col /= 2; | |
| 415 _16x16mv.as_mv.row &= x->fullpixel_mask; | |
| 416 _16x16mv.as_mv.col &= x->fullpixel_mask; | |
| 417 | |
| 418 pre_stride >>= 1; | |
| 419 offset = ( _16x16mv.as_mv.row >> 3) * pre_stride + (_16x16mv.as_mv.col >> 3); | |
| 420 uptr = x->pre.u_buffer + offset; | |
| 421 vptr = x->pre.v_buffer + offset; | |
| 422 | |
| 423 if ( _16x16mv.as_int & 0x00070007) | |
| 424 { | |
| 425 x->subpixel_predict8x8(uptr, pre_stride, _16x16mv.as_mv.col & 7, _16x16mv.as_mv.row & 7, dst_u, dst_uvstride); | |
| 426 x->subpixel_predict8x8(vptr, pre_stride, _16x16mv.as_mv.col & 7, _16x16mv.as_mv.row & 7, dst_v, dst_uvstride); | |
| 427 } | |
| 428 else | |
| 429 { | |
| 430 vp8_copy_mem8x8(uptr, pre_stride, dst_u, dst_uvstride); | |
| 431 vp8_copy_mem8x8(vptr, pre_stride, dst_v, dst_uvstride); | |
| 432 } | |
| 433 } | |
| 434 | |
| 435 static void build_inter4x4_predictors_mb(MACROBLOCKD *x) | |
| 436 { | |
| 437 int i; | |
| 438 unsigned char *base_dst = x->dst.y_buffer; | |
| 439 unsigned char *base_pre = x->pre.y_buffer; | |
| 440 | |
| 441 if (x->mode_info_context->mbmi.partitioning < 3) | |
| 442 { | |
| 443 BLOCKD *b; | |
| 444 int dst_stride = x->dst.y_stride; | |
| 445 | |
| 446 x->block[ 0].bmi = x->mode_info_context->bmi[ 0]; | |
| 447 x->block[ 2].bmi = x->mode_info_context->bmi[ 2]; | |
| 448 x->block[ 8].bmi = x->mode_info_context->bmi[ 8]; | |
| 449 x->block[10].bmi = x->mode_info_context->bmi[10]; | |
| 450 if (x->mode_info_context->mbmi.need_to_clamp_mvs) | |
| 451 { | |
| 452 clamp_mv_to_umv_border(&x->block[ 0].bmi.mv.as_mv, x); | |
| 453 clamp_mv_to_umv_border(&x->block[ 2].bmi.mv.as_mv, x); | |
| 454 clamp_mv_to_umv_border(&x->block[ 8].bmi.mv.as_mv, x); | |
| 455 clamp_mv_to_umv_border(&x->block[10].bmi.mv.as_mv, x); | |
| 456 } | |
| 457 | |
| 458 b = &x->block[ 0]; | |
| 459 build_inter_predictors4b(x, b, base_dst + b->offset, dst_stride, base_pre, dst_stride); | |
| 460 b = &x->block[ 2]; | |
| 461 build_inter_predictors4b(x, b, base_dst + b->offset, dst_stride, base_pre, dst_stride); | |
| 462 b = &x->block[ 8]; | |
| 463 build_inter_predictors4b(x, b, base_dst + b->offset, dst_stride, base_pre, dst_stride); | |
| 464 b = &x->block[10]; | |
| 465 build_inter_predictors4b(x, b, base_dst + b->offset, dst_stride, base_pre, dst_stride); | |
| 466 } | |
| 467 else | |
| 468 { | |
| 469 for (i = 0; i < 16; i += 2) | |
| 470 { | |
| 471 BLOCKD *d0 = &x->block[i]; | |
| 472 BLOCKD *d1 = &x->block[i+1]; | |
| 473 int dst_stride = x->dst.y_stride; | |
| 474 | |
| 475 x->block[i+0].bmi = x->mode_info_context->bmi[i+0]; | |
| 476 x->block[i+1].bmi = x->mode_info_context->bmi[i+1]; | |
| 477 if (x->mode_info_context->mbmi.need_to_clamp_mvs) | |
| 478 { | |
| 479 clamp_mv_to_umv_border(&x->block[i+0].bmi.mv.as_mv, x); | |
| 480 clamp_mv_to_umv_border(&x->block[i+1].bmi.mv.as_mv, x); | |
| 481 } | |
| 482 | |
| 483 if (d0->bmi.mv.as_int == d1->bmi.mv.as_int) | |
| 484 build_inter_predictors2b(x, d0, base_dst + d0->offset, dst_stride, base_pre, dst_stride); | |
| 485 else | |
| 486 { | |
| 487 build_inter_predictors_b(d0, base_dst + d0->offset, dst_stride, base_pre, dst_stride, x->subpixel_predict); | |
| 488 build_inter_predictors_b(d1, base_dst + d1->offset, dst_stride, base_pre, dst_stride, x->subpixel_predict); | |
| 489 } | |
| 490 | |
| 491 } | |
| 492 | |
| 493 } | |
| 494 base_dst = x->dst.u_buffer; | |
| 495 base_pre = x->pre.u_buffer; | |
| 496 for (i = 16; i < 20; i += 2) | |
| 497 { | |
| 498 BLOCKD *d0 = &x->block[i]; | |
| 499 BLOCKD *d1 = &x->block[i+1]; | |
| 500 int dst_stride = x->dst.uv_stride; | |
| 501 | |
| 502 /* Note: uv mvs already clamped in build_4x4uvmvs() */ | |
| 503 | |
| 504 if (d0->bmi.mv.as_int == d1->bmi.mv.as_int) | |
| 505 build_inter_predictors2b(x, d0, base_dst + d0->offset, dst_stride, base_pre, dst_stride); | |
| 506 else | |
| 507 { | |
| 508 build_inter_predictors_b(d0, base_dst + d0->offset, dst_stride, base_pre, dst_stride, x->subpixel_predict); | |
| 509 build_inter_predictors_b(d1, base_dst + d1->offset, dst_stride, base_pre, dst_stride, x->subpixel_predict); | |
| 510 } | |
| 511 } | |
| 512 | |
| 513 base_dst = x->dst.v_buffer; | |
| 514 base_pre = x->pre.v_buffer; | |
| 515 for (i = 20; i < 24; i += 2) | |
| 516 { | |
| 517 BLOCKD *d0 = &x->block[i]; | |
| 518 BLOCKD *d1 = &x->block[i+1]; | |
| 519 int dst_stride = x->dst.uv_stride; | |
| 520 | |
| 521 /* Note: uv mvs already clamped in build_4x4uvmvs() */ | |
| 522 | |
| 523 if (d0->bmi.mv.as_int == d1->bmi.mv.as_int) | |
| 524 build_inter_predictors2b(x, d0, base_dst + d0->offset, dst_stride, base_pre, dst_stride); | |
| 525 else | |
| 526 { | |
| 527 build_inter_predictors_b(d0, base_dst + d0->offset, dst_stride, base_pre, dst_stride, x->subpixel_predict); | |
| 528 build_inter_predictors_b(d1, base_dst + d1->offset, dst_stride, base_pre, dst_stride, x->subpixel_predict); | |
| 529 } | |
| 530 } | |
| 531 } | |
| 532 | |
| 533 static | |
| 534 void build_4x4uvmvs(MACROBLOCKD *x) | |
| 535 { | |
| 536 int i, j; | |
| 537 | |
| 538 for (i = 0; i < 2; i++) | |
| 539 { | |
| 540 for (j = 0; j < 2; j++) | |
| 541 { | |
| 542 int yoffset = i * 8 + j * 2; | |
| 543 int uoffset = 16 + i * 2 + j; | |
| 544 int voffset = 20 + i * 2 + j; | |
| 545 | |
| 546 int temp; | |
| 547 | |
| 548 temp = x->mode_info_context->bmi[yoffset + 0].mv.as_mv.row | |
| 549 + x->mode_info_context->bmi[yoffset + 1].mv.as_mv.row | |
| 550 + x->mode_info_context->bmi[yoffset + 4].mv.as_mv.row | |
| 551 + x->mode_info_context->bmi[yoffset + 5].mv.as_mv.row; | |
| 552 | |
| 553 temp += 4 + ((temp >> (sizeof(temp) * CHAR_BIT - 1)) * 8); | |
| 554 | |
| 555 x->block[uoffset].bmi.mv.as_mv.row = (temp / 8) & x->fullpixel_mask; | |
| 556 | |
| 557 temp = x->mode_info_context->bmi[yoffset + 0].mv.as_mv.col | |
| 558 + x->mode_info_context->bmi[yoffset + 1].mv.as_mv.col | |
| 559 + x->mode_info_context->bmi[yoffset + 4].mv.as_mv.col | |
| 560 + x->mode_info_context->bmi[yoffset + 5].mv.as_mv.col; | |
| 561 | |
| 562 temp += 4 + ((temp >> (sizeof(temp) * CHAR_BIT - 1)) * 8); | |
| 563 | |
| 564 x->block[uoffset].bmi.mv.as_mv.col = (temp / 8) & x->fullpixel_mask; | |
| 565 | |
| 566 if (x->mode_info_context->mbmi.need_to_clamp_mvs) | |
| 567 clamp_uvmv_to_umv_border(&x->block[uoffset].bmi.mv.as_mv, x); | |
| 568 | |
| 569 x->block[voffset].bmi.mv.as_int = x->block[uoffset].bmi.mv.as_int; | |
| 570 } | |
| 571 } | |
| 572 } | |
| 573 | |
| 574 void vp8_build_inter_predictors_mb(MACROBLOCKD *xd) | |
| 575 { | |
| 576 if (xd->mode_info_context->mbmi.mode != SPLITMV) | |
| 577 { | |
| 578 vp8_build_inter16x16_predictors_mb(xd, xd->dst.y_buffer, | |
| 579 xd->dst.u_buffer, xd->dst.v_buffer, | |
| 580 xd->dst.y_stride, xd->dst.uv_stride); | |
| 581 } | |
| 582 else | |
| 583 { | |
| 584 build_4x4uvmvs(xd); | |
| 585 build_inter4x4_predictors_mb(xd); | |
| 586 } | |
| 587 } |
