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 #if !(CONFIG_FAST_UNALIGNED) 142 pred_ptr[0] = ptr[0]; 143 pred_ptr[1] = ptr[1]; 144 pred_ptr[2] = ptr[2]; 145 pred_ptr[3] = ptr[3]; 146 #else 147 *(uint32_t *)pred_ptr = *(uint32_t *)ptr ; 148 #endif 149 pred_ptr += pitch; 150 ptr += pre_stride; 151 } 152 } 153 } 154 155 static void build_inter_predictors4b(MACROBLOCKD *x, BLOCKD *d, unsigned char *dst, int dst_stride, unsigned char *base_pre, int pre_stride) 156 { 157 unsigned char *ptr; 158 ptr = base_pre + d->offset + (d->bmi.mv.as_mv.row >> 3) * pre_stride + (d->bmi.mv.as_mv.col >> 3); 159 160 if (d->bmi.mv.as_mv.row & 7 || d->bmi.mv.as_mv.col & 7) 161 { 162 x->subpixel_predict8x8(ptr, pre_stride, d->bmi.mv.as_mv.col & 7, d->bmi.mv.as_mv.row & 7, dst, dst_stride); 163 } 164 else 165 { 166 vp8_copy_mem8x8(ptr, pre_stride, dst, dst_stride); 167 } 168 } 169 170 static void build_inter_predictors2b(MACROBLOCKD *x, BLOCKD *d, unsigned char *dst, int dst_stride, unsigned char *base_pre, int pre_stride) 171 { 172 unsigned char *ptr; 173 ptr = base_pre + d->offset + (d->bmi.mv.as_mv.row >> 3) * pre_stride + (d->bmi.mv.as_mv.col >> 3); 174 175 if (d->bmi.mv.as_mv.row & 7 || d->bmi.mv.as_mv.col & 7) 176 { 177 x->subpixel_predict8x4(ptr, pre_stride, d->bmi.mv.as_mv.col & 7, d->bmi.mv.as_mv.row & 7, dst, dst_stride); 178 } 179 else 180 { 181 vp8_copy_mem8x4(ptr, pre_stride, dst, dst_stride); 182 } 183 } 184 185 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) 186 { 187 int r; 188 unsigned char *ptr; 189 ptr = base_pre + d->offset + (d->bmi.mv.as_mv.row >> 3) * pre_stride + (d->bmi.mv.as_mv.col >> 3); 190 191 if (d->bmi.mv.as_mv.row & 7 || d->bmi.mv.as_mv.col & 7) 192 { 193 sppf(ptr, pre_stride, d->bmi.mv.as_mv.col & 7, d->bmi.mv.as_mv.row & 7, dst, dst_stride); 194 } 195 else 196 { 197 for (r = 0; r < 4; r++) 198 { 199 #if !(CONFIG_FAST_UNALIGNED) 200 dst[0] = ptr[0]; 201 dst[1] = ptr[1]; 202 dst[2] = ptr[2]; 203 dst[3] = ptr[3]; 204 #else 205 *(uint32_t *)dst = *(uint32_t *)ptr ; 206 #endif 207 dst += dst_stride; 208 ptr += pre_stride; 209 } 210 } 211 } 212 213 214 /*encoder only*/ 215 void vp8_build_inter16x16_predictors_mbuv(MACROBLOCKD *x) 216 { 217 unsigned char *uptr, *vptr; 218 unsigned char *upred_ptr = &x->predictor[256]; 219 unsigned char *vpred_ptr = &x->predictor[320]; 220 221 int mv_row = x->mode_info_context->mbmi.mv.as_mv.row; 222 int mv_col = x->mode_info_context->mbmi.mv.as_mv.col; 223 int offset; 224 int pre_stride = x->pre.uv_stride; 225 226 /* calc uv motion vectors */ 227 mv_row += 1 | (mv_row >> (sizeof(int) * CHAR_BIT - 1)); 228 mv_col += 1 | (mv_col >> (sizeof(int) * CHAR_BIT - 1)); 229 mv_row /= 2; 230 mv_col /= 2; 231 mv_row &= x->fullpixel_mask; 232 mv_col &= x->fullpixel_mask; 233 234 offset = (mv_row >> 3) * pre_stride + (mv_col >> 3); 235 uptr = x->pre.u_buffer + offset; 236 vptr = x->pre.v_buffer + offset; 237 238 if ((mv_row | mv_col) & 7) 239 { 240 x->subpixel_predict8x8(uptr, pre_stride, mv_col & 7, mv_row & 7, upred_ptr, 8); 241 x->subpixel_predict8x8(vptr, pre_stride, mv_col & 7, mv_row & 7, vpred_ptr, 8); 242 } 243 else 244 { 245 vp8_copy_mem8x8(uptr, pre_stride, upred_ptr, 8); 246 vp8_copy_mem8x8(vptr, pre_stride, vpred_ptr, 8); 247 } 248 } 249 250 /*encoder only*/ 251 void vp8_build_inter4x4_predictors_mbuv(MACROBLOCKD *x) 252 { 253 int i, j; 254 int pre_stride = x->pre.uv_stride; 255 unsigned char *base_pre; 256 257 /* build uv mvs */ 258 for (i = 0; i < 2; i++) 259 { 260 for (j = 0; j < 2; j++) 261 { 262 int yoffset = i * 8 + j * 2; 263 int uoffset = 16 + i * 2 + j; 264 int voffset = 20 + i * 2 + j; 265 266 int temp; 267 268 temp = x->block[yoffset ].bmi.mv.as_mv.row 269 + x->block[yoffset+1].bmi.mv.as_mv.row 270 + x->block[yoffset+4].bmi.mv.as_mv.row 271 + x->block[yoffset+5].bmi.mv.as_mv.row; 272 273 temp += 4 + ((temp >> (sizeof(int) * CHAR_BIT - 1)) << 3); 274 275 x->block[uoffset].bmi.mv.as_mv.row = (temp / 8) & x->fullpixel_mask; 276 277 temp = x->block[yoffset ].bmi.mv.as_mv.col 278 + x->block[yoffset+1].bmi.mv.as_mv.col 279 + x->block[yoffset+4].bmi.mv.as_mv.col 280 + x->block[yoffset+5].bmi.mv.as_mv.col; 281 282 temp += 4 + ((temp >> (sizeof(int) * CHAR_BIT - 1)) << 3); 283 284 x->block[uoffset].bmi.mv.as_mv.col = (temp / 8) & x->fullpixel_mask; 285 286 x->block[voffset].bmi.mv.as_int = x->block[uoffset].bmi.mv.as_int; 287 } 288 } 289 290 base_pre = x->pre.u_buffer; 291 for (i = 16; i < 20; i += 2) 292 { 293 BLOCKD *d0 = &x->block[i]; 294 BLOCKD *d1 = &x->block[i+1]; 295 296 if (d0->bmi.mv.as_int == d1->bmi.mv.as_int) 297 build_inter_predictors2b(x, d0, d0->predictor, 8, base_pre, pre_stride); 298 else 299 { 300 vp8_build_inter_predictors_b(d0, 8, base_pre, pre_stride, x->subpixel_predict); 301 vp8_build_inter_predictors_b(d1, 8, base_pre, pre_stride, x->subpixel_predict); 302 } 303 } 304 305 base_pre = x->pre.v_buffer; 306 for (i = 20; i < 24; i += 2) 307 { 308 BLOCKD *d0 = &x->block[i]; 309 BLOCKD *d1 = &x->block[i+1]; 310 311 if (d0->bmi.mv.as_int == d1->bmi.mv.as_int) 312 build_inter_predictors2b(x, d0, d0->predictor, 8, base_pre, pre_stride); 313 else 314 { 315 vp8_build_inter_predictors_b(d0, 8, base_pre, pre_stride, x->subpixel_predict); 316 vp8_build_inter_predictors_b(d1, 8, base_pre, pre_stride, x->subpixel_predict); 317 } 318 } 319 } 320 321 322 /*encoder only*/ 323 void vp8_build_inter16x16_predictors_mby(MACROBLOCKD *x, 324 unsigned char *dst_y, 325 int dst_ystride) 326 { 327 unsigned char *ptr_base; 328 unsigned char *ptr; 329 int mv_row = x->mode_info_context->mbmi.mv.as_mv.row; 330 int mv_col = x->mode_info_context->mbmi.mv.as_mv.col; 331 int pre_stride = x->pre.y_stride; 332 333 ptr_base = x->pre.y_buffer; 334 ptr = ptr_base + (mv_row >> 3) * pre_stride + (mv_col >> 3); 335 336 if ((mv_row | mv_col) & 7) 337 { 338 x->subpixel_predict16x16(ptr, pre_stride, mv_col & 7, mv_row & 7, 339 dst_y, dst_ystride); 340 } 341 else 342 { 343 vp8_copy_mem16x16(ptr, pre_stride, dst_y, 344 dst_ystride); 345 } 346 } 347 348 static void clamp_mv_to_umv_border(MV *mv, const MACROBLOCKD *xd) 349 { 350 /* If the MV points so far into the UMV border that no visible pixels 351 * are used for reconstruction, the subpel part of the MV can be 352 * discarded and the MV limited to 16 pixels with equivalent results. 353 * 354 * This limit kicks in at 19 pixels for the top and left edges, for 355 * the 16 pixels plus 3 taps right of the central pixel when subpel 356 * filtering. The bottom and right edges use 16 pixels plus 2 pixels 357 * left of the central pixel when filtering. 358 */ 359 if (mv->col < (xd->mb_to_left_edge - (19 << 3))) 360 mv->col = xd->mb_to_left_edge - (16 << 3); 361 else if (mv->col > xd->mb_to_right_edge + (18 << 3)) 362 mv->col = xd->mb_to_right_edge + (16 << 3); 363 364 if (mv->row < (xd->mb_to_top_edge - (19 << 3))) 365 mv->row = xd->mb_to_top_edge - (16 << 3); 366 else if (mv->row > xd->mb_to_bottom_edge + (18 << 3)) 367 mv->row = xd->mb_to_bottom_edge + (16 << 3); 368 } 369 370 /* A version of the above function for chroma block MVs.*/ 371 static void clamp_uvmv_to_umv_border(MV *mv, const MACROBLOCKD *xd) 372 { 373 mv->col = (2*mv->col < (xd->mb_to_left_edge - (19 << 3))) ? 374 (xd->mb_to_left_edge - (16 << 3)) >> 1 : mv->col; 375 mv->col = (2*mv->col > xd->mb_to_right_edge + (18 << 3)) ? 376 (xd->mb_to_right_edge + (16 << 3)) >> 1 : mv->col; 377 378 mv->row = (2*mv->row < (xd->mb_to_top_edge - (19 << 3))) ? 379 (xd->mb_to_top_edge - (16 << 3)) >> 1 : mv->row; 380 mv->row = (2*mv->row > xd->mb_to_bottom_edge + (18 << 3)) ? 381 (xd->mb_to_bottom_edge + (16 << 3)) >> 1 : mv->row; 382 } 383 384 void vp8_build_inter16x16_predictors_mb(MACROBLOCKD *x, 385 unsigned char *dst_y, 386 unsigned char *dst_u, 387 unsigned char *dst_v, 388 int dst_ystride, 389 int dst_uvstride) 390 { 391 int offset; 392 unsigned char *ptr; 393 unsigned char *uptr, *vptr; 394 395 int_mv _16x16mv; 396 397 unsigned char *ptr_base = x->pre.y_buffer; 398 int pre_stride = x->pre.y_stride; 399 400 _16x16mv.as_int = x->mode_info_context->mbmi.mv.as_int; 401 402 if (x->mode_info_context->mbmi.need_to_clamp_mvs) 403 { 404 clamp_mv_to_umv_border(&_16x16mv.as_mv, x); 405 } 406 407 ptr = ptr_base + ( _16x16mv.as_mv.row >> 3) * pre_stride + (_16x16mv.as_mv.col >> 3); 408 409 if ( _16x16mv.as_int & 0x00070007) 410 { 411 x->subpixel_predict16x16(ptr, pre_stride, _16x16mv.as_mv.col & 7, _16x16mv.as_mv.row & 7, dst_y, dst_ystride); 412 } 413 else 414 { 415 vp8_copy_mem16x16(ptr, pre_stride, dst_y, dst_ystride); 416 } 417 418 /* calc uv motion vectors */ 419 _16x16mv.as_mv.row += 1 | (_16x16mv.as_mv.row >> (sizeof(int) * CHAR_BIT - 1)); 420 _16x16mv.as_mv.col += 1 | (_16x16mv.as_mv.col >> (sizeof(int) * CHAR_BIT - 1)); 421 _16x16mv.as_mv.row /= 2; 422 _16x16mv.as_mv.col /= 2; 423 _16x16mv.as_mv.row &= x->fullpixel_mask; 424 _16x16mv.as_mv.col &= x->fullpixel_mask; 425 426 pre_stride >>= 1; 427 offset = ( _16x16mv.as_mv.row >> 3) * pre_stride + (_16x16mv.as_mv.col >> 3); 428 uptr = x->pre.u_buffer + offset; 429 vptr = x->pre.v_buffer + offset; 430 431 if ( _16x16mv.as_int & 0x00070007) 432 { 433 x->subpixel_predict8x8(uptr, pre_stride, _16x16mv.as_mv.col & 7, _16x16mv.as_mv.row & 7, dst_u, dst_uvstride); 434 x->subpixel_predict8x8(vptr, pre_stride, _16x16mv.as_mv.col & 7, _16x16mv.as_mv.row & 7, dst_v, dst_uvstride); 435 } 436 else 437 { 438 vp8_copy_mem8x8(uptr, pre_stride, dst_u, dst_uvstride); 439 vp8_copy_mem8x8(vptr, pre_stride, dst_v, dst_uvstride); 440 } 441 } 442 443 static void build_inter4x4_predictors_mb(MACROBLOCKD *x) 444 { 445 int i; 446 unsigned char *base_dst = x->dst.y_buffer; 447 unsigned char *base_pre = x->pre.y_buffer; 448 449 if (x->mode_info_context->mbmi.partitioning < 3) 450 { 451 BLOCKD *b; 452 int dst_stride = x->dst.y_stride; 453 454 x->block[ 0].bmi = x->mode_info_context->bmi[ 0]; 455 x->block[ 2].bmi = x->mode_info_context->bmi[ 2]; 456 x->block[ 8].bmi = x->mode_info_context->bmi[ 8]; 457 x->block[10].bmi = x->mode_info_context->bmi[10]; 458 if (x->mode_info_context->mbmi.need_to_clamp_mvs) 459 { 460 clamp_mv_to_umv_border(&x->block[ 0].bmi.mv.as_mv, x); 461 clamp_mv_to_umv_border(&x->block[ 2].bmi.mv.as_mv, x); 462 clamp_mv_to_umv_border(&x->block[ 8].bmi.mv.as_mv, x); 463 clamp_mv_to_umv_border(&x->block[10].bmi.mv.as_mv, x); 464 } 465 466 b = &x->block[ 0]; 467 build_inter_predictors4b(x, b, base_dst + b->offset, dst_stride, base_pre, dst_stride); 468 b = &x->block[ 2]; 469 build_inter_predictors4b(x, b, base_dst + b->offset, dst_stride, base_pre, dst_stride); 470 b = &x->block[ 8]; 471 build_inter_predictors4b(x, b, base_dst + b->offset, dst_stride, base_pre, dst_stride); 472 b = &x->block[10]; 473 build_inter_predictors4b(x, b, base_dst + b->offset, dst_stride, base_pre, dst_stride); 474 } 475 else 476 { 477 for (i = 0; i < 16; i += 2) 478 { 479 BLOCKD *d0 = &x->block[i]; 480 BLOCKD *d1 = &x->block[i+1]; 481 int dst_stride = x->dst.y_stride; 482 483 x->block[i+0].bmi = x->mode_info_context->bmi[i+0]; 484 x->block[i+1].bmi = x->mode_info_context->bmi[i+1]; 485 if (x->mode_info_context->mbmi.need_to_clamp_mvs) 486 { 487 clamp_mv_to_umv_border(&x->block[i+0].bmi.mv.as_mv, x); 488 clamp_mv_to_umv_border(&x->block[i+1].bmi.mv.as_mv, x); 489 } 490 491 if (d0->bmi.mv.as_int == d1->bmi.mv.as_int) 492 build_inter_predictors2b(x, d0, base_dst + d0->offset, dst_stride, base_pre, dst_stride); 493 else 494 { 495 build_inter_predictors_b(d0, base_dst + d0->offset, dst_stride, base_pre, dst_stride, x->subpixel_predict); 496 build_inter_predictors_b(d1, base_dst + d1->offset, dst_stride, base_pre, dst_stride, x->subpixel_predict); 497 } 498 499 } 500 501 } 502 base_dst = x->dst.u_buffer; 503 base_pre = x->pre.u_buffer; 504 for (i = 16; i < 20; i += 2) 505 { 506 BLOCKD *d0 = &x->block[i]; 507 BLOCKD *d1 = &x->block[i+1]; 508 int dst_stride = x->dst.uv_stride; 509 510 /* Note: uv mvs already clamped in build_4x4uvmvs() */ 511 512 if (d0->bmi.mv.as_int == d1->bmi.mv.as_int) 513 build_inter_predictors2b(x, d0, base_dst + d0->offset, dst_stride, base_pre, dst_stride); 514 else 515 { 516 build_inter_predictors_b(d0, base_dst + d0->offset, dst_stride, base_pre, dst_stride, x->subpixel_predict); 517 build_inter_predictors_b(d1, base_dst + d1->offset, dst_stride, base_pre, dst_stride, x->subpixel_predict); 518 } 519 } 520 521 base_dst = x->dst.v_buffer; 522 base_pre = x->pre.v_buffer; 523 for (i = 20; i < 24; i += 2) 524 { 525 BLOCKD *d0 = &x->block[i]; 526 BLOCKD *d1 = &x->block[i+1]; 527 int dst_stride = x->dst.uv_stride; 528 529 /* Note: uv mvs already clamped in build_4x4uvmvs() */ 530 531 if (d0->bmi.mv.as_int == d1->bmi.mv.as_int) 532 build_inter_predictors2b(x, d0, base_dst + d0->offset, dst_stride, base_pre, dst_stride); 533 else 534 { 535 build_inter_predictors_b(d0, base_dst + d0->offset, dst_stride, base_pre, dst_stride, x->subpixel_predict); 536 build_inter_predictors_b(d1, base_dst + d1->offset, dst_stride, base_pre, dst_stride, x->subpixel_predict); 537 } 538 } 539 } 540 541 static 542 void build_4x4uvmvs(MACROBLOCKD *x) 543 { 544 int i, j; 545 546 for (i = 0; i < 2; i++) 547 { 548 for (j = 0; j < 2; j++) 549 { 550 int yoffset = i * 8 + j * 2; 551 int uoffset = 16 + i * 2 + j; 552 int voffset = 20 + i * 2 + j; 553 554 int temp; 555 556 temp = x->mode_info_context->bmi[yoffset + 0].mv.as_mv.row 557 + x->mode_info_context->bmi[yoffset + 1].mv.as_mv.row 558 + x->mode_info_context->bmi[yoffset + 4].mv.as_mv.row 559 + x->mode_info_context->bmi[yoffset + 5].mv.as_mv.row; 560 561 temp += 4 + ((temp >> (sizeof(int) * CHAR_BIT - 1)) << 3); 562 563 x->block[uoffset].bmi.mv.as_mv.row = (temp / 8) & x->fullpixel_mask; 564 565 temp = x->mode_info_context->bmi[yoffset + 0].mv.as_mv.col 566 + x->mode_info_context->bmi[yoffset + 1].mv.as_mv.col 567 + x->mode_info_context->bmi[yoffset + 4].mv.as_mv.col 568 + x->mode_info_context->bmi[yoffset + 5].mv.as_mv.col; 569 570 temp += 4 + ((temp >> (sizeof(int) * CHAR_BIT - 1)) << 3); 571 572 x->block[uoffset].bmi.mv.as_mv.col = (temp / 8) & x->fullpixel_mask; 573 574 if (x->mode_info_context->mbmi.need_to_clamp_mvs) 575 clamp_uvmv_to_umv_border(&x->block[uoffset].bmi.mv.as_mv, x); 576 577 x->block[voffset].bmi.mv.as_int = x->block[uoffset].bmi.mv.as_int; 578 } 579 } 580 } 581 582 void vp8_build_inter_predictors_mb(MACROBLOCKD *xd) 583 { 584 if (xd->mode_info_context->mbmi.mode != SPLITMV) 585 { 586 vp8_build_inter16x16_predictors_mb(xd, xd->dst.y_buffer, 587 xd->dst.u_buffer, xd->dst.v_buffer, 588 xd->dst.y_stride, xd->dst.uv_stride); 589 } 590 else 591 { 592 build_4x4uvmvs(xd); 593 build_inter4x4_predictors_mb(xd); 594 } 595 } 596
