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 #ifndef WIN32 13 # include <unistd.h> 14 #endif 15 #ifdef __APPLE__ 16 #include <mach/mach_init.h> 17 #endif 18 #include "onyxd_int.h" 19 #include "vpx_mem/vpx_mem.h" 20 #include "threading.h" 21 22 #include "loopfilter.h" 23 #include "extend.h" 24 #include "vpx_ports/vpx_timer.h" 25 #include "detokenize.h" 26 #include "reconinter.h" 27 #include "reconintra_mt.h" 28 29 extern void mb_init_dequantizer(VP8D_COMP *pbi, MACROBLOCKD *xd); 30 extern void clamp_mvs(MACROBLOCKD *xd); 31 extern void vp8_build_uvmvs(MACROBLOCKD *x, int fullpixel); 32 33 #if CONFIG_RUNTIME_CPU_DETECT 34 #define RTCD_VTABLE(x) (&(pbi)->common.rtcd.x) 35 #else 36 #define RTCD_VTABLE(x) NULL 37 #endif 38 39 void vp8_setup_decoding_thread_data(VP8D_COMP *pbi, MACROBLOCKD *xd, MB_ROW_DEC *mbrd, int count) 40 { 41 #if CONFIG_MULTITHREAD 42 VP8_COMMON *const pc = & pbi->common; 43 int i, j; 44 45 for (i = 0; i < count; i++) 46 { 47 MACROBLOCKD *mbd = &mbrd[i].mbd; 48 #if CONFIG_RUNTIME_CPU_DETECT 49 mbd->rtcd = xd->rtcd; 50 #endif 51 mbd->subpixel_predict = xd->subpixel_predict; 52 mbd->subpixel_predict8x4 = xd->subpixel_predict8x4; 53 mbd->subpixel_predict8x8 = xd->subpixel_predict8x8; 54 mbd->subpixel_predict16x16 = xd->subpixel_predict16x16; 55 56 mbd->mode_info_context = pc->mi + pc->mode_info_stride * (i + 1); 57 mbd->mode_info_stride = pc->mode_info_stride; 58 59 mbd->frame_type = pc->frame_type; 60 mbd->frames_since_golden = pc->frames_since_golden; 61 mbd->frames_till_alt_ref_frame = pc->frames_till_alt_ref_frame; 62 63 mbd->pre = pc->yv12_fb[pc->lst_fb_idx]; 64 mbd->dst = pc->yv12_fb[pc->new_fb_idx]; 65 66 vp8_setup_block_dptrs(mbd); 67 vp8_build_block_doffsets(mbd); 68 mbd->segmentation_enabled = xd->segmentation_enabled; 69 mbd->mb_segement_abs_delta = xd->mb_segement_abs_delta; 70 vpx_memcpy(mbd->segment_feature_data, xd->segment_feature_data, sizeof(xd->segment_feature_data)); 71 72 /*signed char ref_lf_deltas[MAX_REF_LF_DELTAS];*/ 73 vpx_memcpy(mbd->ref_lf_deltas, xd->ref_lf_deltas, sizeof(xd->ref_lf_deltas)); 74 /*signed char mode_lf_deltas[MAX_MODE_LF_DELTAS];*/ 75 vpx_memcpy(mbd->mode_lf_deltas, xd->mode_lf_deltas, sizeof(xd->mode_lf_deltas)); 76 /*unsigned char mode_ref_lf_delta_enabled; 77 unsigned char mode_ref_lf_delta_update;*/ 78 mbd->mode_ref_lf_delta_enabled = xd->mode_ref_lf_delta_enabled; 79 mbd->mode_ref_lf_delta_update = xd->mode_ref_lf_delta_update; 80 81 mbd->current_bc = &pbi->bc2; 82 83 for (j = 0; j < 25; j++) 84 { 85 mbd->block[j].dequant = xd->block[j].dequant; 86 } 87 } 88 89 for (i=0; i< pc->mb_rows; i++) 90 pbi->mt_current_mb_col[i]=-1; 91 #else 92 (void) pbi; 93 (void) xd; 94 (void) mbrd; 95 (void) count; 96 #endif 97 } 98 99 100 void vp8mt_decode_macroblock(VP8D_COMP *pbi, MACROBLOCKD *xd, int mb_row, int mb_col) 101 { 102 #if CONFIG_MULTITHREAD 103 int eobtotal = 0; 104 int i, do_clamp = xd->mode_info_context->mbmi.need_to_clamp_mvs; 105 VP8_COMMON *pc = &pbi->common; 106 107 if (xd->mode_info_context->mbmi.mb_skip_coeff) 108 { 109 vp8_reset_mb_tokens_context(xd); 110 } 111 else 112 { 113 eobtotal = vp8_decode_mb_tokens(pbi, xd); 114 } 115 116 /* Perform temporary clamping of the MV to be used for prediction */ 117 if (do_clamp) 118 { 119 clamp_mvs(xd); 120 } 121 122 xd->mode_info_context->mbmi.dc_diff = 1; 123 124 if (xd->mode_info_context->mbmi.mode != B_PRED && xd->mode_info_context->mbmi.mode != SPLITMV && eobtotal == 0) 125 { 126 xd->mode_info_context->mbmi.dc_diff = 0; 127 128 /*mt_skip_recon_mb(pbi, xd, mb_row, mb_col);*/ 129 if (xd->frame_type == KEY_FRAME || xd->mode_info_context->mbmi.ref_frame == INTRA_FRAME) 130 { 131 vp8mt_build_intra_predictors_mbuv_s(pbi, xd, mb_row, mb_col); 132 vp8mt_build_intra_predictors_mby_s(pbi, xd, mb_row, mb_col); 133 } 134 else 135 { 136 vp8_build_inter_predictors_mb_s(xd); 137 } 138 return; 139 } 140 141 if (xd->segmentation_enabled) 142 mb_init_dequantizer(pbi, xd); 143 144 /* do prediction */ 145 if (xd->frame_type == KEY_FRAME || xd->mode_info_context->mbmi.ref_frame == INTRA_FRAME) 146 { 147 vp8mt_build_intra_predictors_mbuv(pbi, xd, mb_row, mb_col); 148 149 if (xd->mode_info_context->mbmi.mode != B_PRED) 150 { 151 vp8mt_build_intra_predictors_mby(pbi, xd, mb_row, mb_col); 152 } else { 153 vp8mt_intra_prediction_down_copy(pbi, xd, mb_row, mb_col); 154 } 155 } 156 else 157 { 158 vp8_build_inter_predictors_mb(xd); 159 } 160 161 /* dequantization and idct */ 162 if (xd->mode_info_context->mbmi.mode != B_PRED && xd->mode_info_context->mbmi.mode != SPLITMV) 163 { 164 BLOCKD *b = &xd->block[24]; 165 DEQUANT_INVOKE(&pbi->dequant, block)(b); 166 167 /* do 2nd order transform on the dc block */ 168 if (xd->eobs[24] > 1) 169 { 170 IDCT_INVOKE(RTCD_VTABLE(idct), iwalsh16)(&b->dqcoeff[0], b->diff); 171 ((int *)b->qcoeff)[0] = 0; 172 ((int *)b->qcoeff)[1] = 0; 173 ((int *)b->qcoeff)[2] = 0; 174 ((int *)b->qcoeff)[3] = 0; 175 ((int *)b->qcoeff)[4] = 0; 176 ((int *)b->qcoeff)[5] = 0; 177 ((int *)b->qcoeff)[6] = 0; 178 ((int *)b->qcoeff)[7] = 0; 179 } 180 else 181 { 182 IDCT_INVOKE(RTCD_VTABLE(idct), iwalsh1)(&b->dqcoeff[0], b->diff); 183 ((int *)b->qcoeff)[0] = 0; 184 } 185 186 DEQUANT_INVOKE (&pbi->dequant, dc_idct_add_y_block) 187 (xd->qcoeff, xd->block[0].dequant, 188 xd->predictor, xd->dst.y_buffer, 189 xd->dst.y_stride, xd->eobs, xd->block[24].diff); 190 } 191 else if ((xd->frame_type == KEY_FRAME || xd->mode_info_context->mbmi.ref_frame == INTRA_FRAME) && xd->mode_info_context->mbmi.mode == B_PRED) 192 { 193 for (i = 0; i < 16; i++) 194 { 195 BLOCKD *b = &xd->block[i]; 196 vp8mt_predict_intra4x4(pbi, xd, b->bmi.mode, b->predictor, mb_row, mb_col, i); 197 198 if (xd->eobs[i] > 1) 199 { 200 DEQUANT_INVOKE(&pbi->dequant, idct_add) 201 (b->qcoeff, b->dequant, b->predictor, 202 *(b->base_dst) + b->dst, 16, b->dst_stride); 203 } 204 else 205 { 206 IDCT_INVOKE(RTCD_VTABLE(idct), idct1_scalar_add) 207 (b->qcoeff[0] * b->dequant[0], b->predictor, 208 *(b->base_dst) + b->dst, 16, b->dst_stride); 209 ((int *)b->qcoeff)[0] = 0; 210 } 211 } 212 } 213 else 214 { 215 DEQUANT_INVOKE (&pbi->dequant, idct_add_y_block) 216 (xd->qcoeff, xd->block[0].dequant, 217 xd->predictor, xd->dst.y_buffer, 218 xd->dst.y_stride, xd->eobs); 219 } 220 221 DEQUANT_INVOKE (&pbi->dequant, idct_add_uv_block) 222 (xd->qcoeff+16*16, xd->block[16].dequant, 223 xd->predictor+16*16, xd->dst.u_buffer, xd->dst.v_buffer, 224 xd->dst.uv_stride, xd->eobs+16); 225 #else 226 (void) pbi; 227 (void) xd; 228 (void) mb_row; 229 (void) mb_col; 230 #endif 231 } 232 233 234 THREAD_FUNCTION vp8_thread_decoding_proc(void *p_data) 235 { 236 #if CONFIG_MULTITHREAD 237 int ithread = ((DECODETHREAD_DATA *)p_data)->ithread; 238 VP8D_COMP *pbi = (VP8D_COMP *)(((DECODETHREAD_DATA *)p_data)->ptr1); 239 MB_ROW_DEC *mbrd = (MB_ROW_DEC *)(((DECODETHREAD_DATA *)p_data)->ptr2); 240 ENTROPY_CONTEXT_PLANES mb_row_left_context; 241 242 while (1) 243 { 244 if (pbi->b_multithreaded_rd == 0) 245 break; 246 247 /*if(WaitForSingleObject(pbi->h_event_start_decoding[ithread], INFINITE) == WAIT_OBJECT_0)*/ 248 if (sem_wait(&pbi->h_event_start_decoding[ithread]) == 0) 249 { 250 if (pbi->b_multithreaded_rd == 0) 251 break; 252 else 253 { 254 VP8_COMMON *pc = &pbi->common; 255 MACROBLOCKD *xd = &mbrd->mbd; 256 257 int mb_row; 258 int num_part = 1 << pbi->common.multi_token_partition; 259 volatile int *last_row_current_mb_col; 260 int nsync = pbi->sync_range; 261 262 for (mb_row = ithread+1; mb_row < pc->mb_rows; mb_row += (pbi->decoding_thread_count + 1)) 263 { 264 int i; 265 int recon_yoffset, recon_uvoffset; 266 int mb_col; 267 int ref_fb_idx = pc->lst_fb_idx; 268 int dst_fb_idx = pc->new_fb_idx; 269 int recon_y_stride = pc->yv12_fb[ref_fb_idx].y_stride; 270 int recon_uv_stride = pc->yv12_fb[ref_fb_idx].uv_stride; 271 272 int filter_level; 273 loop_filter_info *lfi = pc->lf_info; 274 int alt_flt_enabled = xd->segmentation_enabled; 275 int Segment; 276 277 pbi->mb_row_di[ithread].mb_row = mb_row; 278 pbi->mb_row_di[ithread].mbd.current_bc = &pbi->mbc[mb_row%num_part]; 279 280 last_row_current_mb_col = &pbi->mt_current_mb_col[mb_row -1]; 281 282 recon_yoffset = mb_row * recon_y_stride * 16; 283 recon_uvoffset = mb_row * recon_uv_stride * 8; 284 /* reset above block coeffs */ 285 286 xd->above_context = pc->above_context; 287 xd->left_context = &mb_row_left_context; 288 vpx_memset(&mb_row_left_context, 0, sizeof(mb_row_left_context)); 289 xd->up_available = (mb_row != 0); 290 291 xd->mb_to_top_edge = -((mb_row * 16)) << 3; 292 xd->mb_to_bottom_edge = ((pc->mb_rows - 1 - mb_row) * 16) << 3; 293 294 for (mb_col = 0; mb_col < pc->mb_cols; mb_col++) 295 { 296 if ((mb_col & (nsync-1)) == 0) 297 { 298 while (mb_col > (*last_row_current_mb_col - nsync) && *last_row_current_mb_col != pc->mb_cols - 1) 299 { 300 x86_pause_hint(); 301 thread_sleep(0); 302 } 303 } 304 305 if (xd->mode_info_context->mbmi.mode == SPLITMV || xd->mode_info_context->mbmi.mode == B_PRED) 306 { 307 for (i = 0; i < 16; i++) 308 { 309 BLOCKD *d = &xd->block[i]; 310 vpx_memcpy(&d->bmi, &xd->mode_info_context->bmi[i], sizeof(B_MODE_INFO)); 311 } 312 } 313 314 if(pbi->common.filter_level) 315 { 316 /*update loopfilter info*/ 317 Segment = (alt_flt_enabled) ? xd->mode_info_context->mbmi.segment_id : 0; 318 filter_level = pbi->mt_baseline_filter_level[Segment]; 319 /* Distance of Mb to the various image edges. 320 * These are specified to 8th pel as they are always compared to values that are in 1/8th pel units 321 * Apply any context driven MB level adjustment 322 */ 323 vp8_adjust_mb_lf_value(xd, &filter_level); 324 } 325 326 /* Distance of Mb to the various image edges. 327 * These are specified to 8th pel as they are always compared to values that are in 1/8th pel units 328 */ 329 xd->mb_to_left_edge = -((mb_col * 16) << 3); 330 xd->mb_to_right_edge = ((pc->mb_cols - 1 - mb_col) * 16) << 3; 331 332 xd->dst.y_buffer = pc->yv12_fb[dst_fb_idx].y_buffer + recon_yoffset; 333 xd->dst.u_buffer = pc->yv12_fb[dst_fb_idx].u_buffer + recon_uvoffset; 334 xd->dst.v_buffer = pc->yv12_fb[dst_fb_idx].v_buffer + recon_uvoffset; 335 336 xd->left_available = (mb_col != 0); 337 338 /* Select the appropriate reference frame for this MB */ 339 if (xd->mode_info_context->mbmi.ref_frame == LAST_FRAME) 340 ref_fb_idx = pc->lst_fb_idx; 341 else if (xd->mode_info_context->mbmi.ref_frame == GOLDEN_FRAME) 342 ref_fb_idx = pc->gld_fb_idx; 343 else 344 ref_fb_idx = pc->alt_fb_idx; 345 346 xd->pre.y_buffer = pc->yv12_fb[ref_fb_idx].y_buffer + recon_yoffset; 347 xd->pre.u_buffer = pc->yv12_fb[ref_fb_idx].u_buffer + recon_uvoffset; 348 xd->pre.v_buffer = pc->yv12_fb[ref_fb_idx].v_buffer + recon_uvoffset; 349 350 vp8_build_uvmvs(xd, pc->full_pixel); 351 vp8mt_decode_macroblock(pbi, xd, mb_row, mb_col); 352 353 if (pbi->common.filter_level) 354 { 355 if( mb_row != pc->mb_rows-1 ) 356 { 357 /* Save decoded MB last row data for next-row decoding */ 358 vpx_memcpy((pbi->mt_yabove_row[mb_row + 1] + 32 + mb_col*16), (xd->dst.y_buffer + 15 * recon_y_stride), 16); 359 vpx_memcpy((pbi->mt_uabove_row[mb_row + 1] + 16 + mb_col*8), (xd->dst.u_buffer + 7 * recon_uv_stride), 8); 360 vpx_memcpy((pbi->mt_vabove_row[mb_row + 1] + 16 + mb_col*8), (xd->dst.v_buffer + 7 * recon_uv_stride), 8); 361 } 362 363 /* save left_col for next MB decoding */ 364 if(mb_col != pc->mb_cols-1) 365 { 366 MODE_INFO *next = xd->mode_info_context +1; 367 368 if (xd->frame_type == KEY_FRAME || next->mbmi.ref_frame == INTRA_FRAME) 369 { 370 for (i = 0; i < 16; i++) 371 pbi->mt_yleft_col[mb_row][i] = xd->dst.y_buffer [i* recon_y_stride + 15]; 372 for (i = 0; i < 8; i++) 373 { 374 pbi->mt_uleft_col[mb_row][i] = xd->dst.u_buffer [i* recon_uv_stride + 7]; 375 pbi->mt_vleft_col[mb_row][i] = xd->dst.v_buffer [i* recon_uv_stride + 7]; 376 } 377 } 378 } 379 380 /* loopfilter on this macroblock. */ 381 if (filter_level) 382 { 383 if (mb_col > 0) 384 pc->lf_mbv(xd->dst.y_buffer, xd->dst.u_buffer, xd->dst.v_buffer, recon_y_stride, recon_uv_stride, &lfi[filter_level], pc->simpler_lpf); 385 386 if (xd->mode_info_context->mbmi.dc_diff > 0) 387 pc->lf_bv(xd->dst.y_buffer, xd->dst.u_buffer, xd->dst.v_buffer, recon_y_stride, recon_uv_stride, &lfi[filter_level], pc->simpler_lpf); 388 389 /* don't apply across umv border */ 390 if (mb_row > 0) 391 pc->lf_mbh(xd->dst.y_buffer, xd->dst.u_buffer, xd->dst.v_buffer, recon_y_stride, recon_uv_stride, &lfi[filter_level], pc->simpler_lpf); 392 393 if (xd->mode_info_context->mbmi.dc_diff > 0) 394 pc->lf_bh(xd->dst.y_buffer, xd->dst.u_buffer, xd->dst.v_buffer, recon_y_stride, recon_uv_stride, &lfi[filter_level], pc->simpler_lpf); 395 } 396 } 397 398 recon_yoffset += 16; 399 recon_uvoffset += 8; 400 401 ++xd->mode_info_context; /* next mb */ 402 403 xd->above_context++; 404 405 /*pbi->mb_row_di[ithread].current_mb_col = mb_col;*/ 406 pbi->mt_current_mb_col[mb_row] = mb_col; 407 } 408 409 /* adjust to the next row of mbs */ 410 if (pbi->common.filter_level) 411 { 412 if(mb_row != pc->mb_rows-1) 413 { 414 int lasty = pc->yv12_fb[ref_fb_idx].y_width + VP8BORDERINPIXELS; 415 int lastuv = (pc->yv12_fb[ref_fb_idx].y_width>>1) + (VP8BORDERINPIXELS>>1); 416 417 for (i = 0; i < 4; i++) 418 { 419 pbi->mt_yabove_row[mb_row +1][lasty + i] = pbi->mt_yabove_row[mb_row +1][lasty -1]; 420 pbi->mt_uabove_row[mb_row +1][lastuv + i] = pbi->mt_uabove_row[mb_row +1][lastuv -1]; 421 pbi->mt_vabove_row[mb_row +1][lastuv + i] = pbi->mt_vabove_row[mb_row +1][lastuv -1]; 422 } 423 } 424 } else 425 vp8_extend_mb_row(&pc->yv12_fb[dst_fb_idx], xd->dst.y_buffer + 16, xd->dst.u_buffer + 8, xd->dst.v_buffer + 8); 426 427 ++xd->mode_info_context; /* skip prediction column */ 428 429 /* since we have multithread */ 430 xd->mode_info_context += xd->mode_info_stride * pbi->decoding_thread_count; 431 } 432 } 433 } 434 /* add this to each frame */ 435 if ((mbrd->mb_row == pbi->common.mb_rows-1) || ((mbrd->mb_row == pbi->common.mb_rows-2) && (pbi->common.mb_rows % (pbi->decoding_thread_count+1))==1)) 436 { 437 /*SetEvent(pbi->h_event_end_decoding);*/ 438 sem_post(&pbi->h_event_end_decoding); 439 } 440 } 441 #else 442 (void) p_data; 443 #endif 444 445 return 0 ; 446 } 447 448 449 void vp8_decoder_create_threads(VP8D_COMP *pbi) 450 { 451 #if CONFIG_MULTITHREAD 452 int core_count = 0; 453 int ithread; 454 int i; 455 456 pbi->b_multithreaded_rd = 0; 457 pbi->allocated_decoding_thread_count = 0; 458 core_count = (pbi->max_threads > 16) ? 16 : pbi->max_threads; 459 460 if (core_count > 1) 461 { 462 pbi->b_multithreaded_rd = 1; 463 pbi->decoding_thread_count = core_count -1; 464 465 CHECK_MEM_ERROR(pbi->h_decoding_thread, vpx_malloc(sizeof(pthread_t) * pbi->decoding_thread_count)); 466 CHECK_MEM_ERROR(pbi->h_event_start_decoding, vpx_malloc(sizeof(sem_t) * pbi->decoding_thread_count)); 467 CHECK_MEM_ERROR(pbi->mb_row_di, vpx_memalign(32, sizeof(MB_ROW_DEC) * pbi->decoding_thread_count)); 468 vpx_memset(pbi->mb_row_di, 0, sizeof(MB_ROW_DEC) * pbi->decoding_thread_count); 469 CHECK_MEM_ERROR(pbi->de_thread_data, vpx_malloc(sizeof(DECODETHREAD_DATA) * pbi->decoding_thread_count)); 470 471 for (ithread = 0; ithread < pbi->decoding_thread_count; ithread++) 472 { 473 sem_init(&pbi->h_event_start_decoding[ithread], 0, 0); 474 475 pbi->de_thread_data[ithread].ithread = ithread; 476 pbi->de_thread_data[ithread].ptr1 = (void *)pbi; 477 pbi->de_thread_data[ithread].ptr2 = (void *) &pbi->mb_row_di[ithread]; 478 479 pthread_create(&pbi->h_decoding_thread[ithread], 0, vp8_thread_decoding_proc, (&pbi->de_thread_data[ithread])); 480 } 481 482 sem_init(&pbi->h_event_end_decoding, 0, 0); 483 484 pbi->allocated_decoding_thread_count = pbi->decoding_thread_count; 485 } 486 487 #else 488 (void) pbi; 489 #endif 490 } 491 492 493 void vp8mt_de_alloc_temp_buffers(VP8D_COMP *pbi, int mb_rows) 494 { 495 #if CONFIG_MULTITHREAD 496 VP8_COMMON *const pc = & pbi->common; 497 int i; 498 499 if (pbi->b_multithreaded_rd) 500 { 501 if (pbi->mt_current_mb_col) 502 { 503 vpx_free(pbi->mt_current_mb_col); 504 pbi->mt_current_mb_col = NULL ; 505 } 506 507 /* Free above_row buffers. */ 508 if (pbi->mt_yabove_row) 509 { 510 for (i=0; i< mb_rows; i++) 511 { 512 if (pbi->mt_yabove_row[i]) 513 { 514 vpx_free(pbi->mt_yabove_row[i]); 515 pbi->mt_yabove_row[i] = NULL ; 516 } 517 } 518 vpx_free(pbi->mt_yabove_row); 519 pbi->mt_yabove_row = NULL ; 520 } 521 522 if (pbi->mt_uabove_row) 523 { 524 for (i=0; i< mb_rows; i++) 525 { 526 if (pbi->mt_uabove_row[i]) 527 { 528 vpx_free(pbi->mt_uabove_row[i]); 529 pbi->mt_uabove_row[i] = NULL ; 530 } 531 } 532 vpx_free(pbi->mt_uabove_row); 533 pbi->mt_uabove_row = NULL ; 534 } 535 536 if (pbi->mt_vabove_row) 537 { 538 for (i=0; i< mb_rows; i++) 539 { 540 if (pbi->mt_vabove_row[i]) 541 { 542 vpx_free(pbi->mt_vabove_row[i]); 543 pbi->mt_vabove_row[i] = NULL ; 544 } 545 } 546 vpx_free(pbi->mt_vabove_row); 547 pbi->mt_vabove_row = NULL ; 548 } 549 550 /* Free left_col buffers. */ 551 if (pbi->mt_yleft_col) 552 { 553 for (i=0; i< mb_rows; i++) 554 { 555 if (pbi->mt_yleft_col[i]) 556 { 557 vpx_free(pbi->mt_yleft_col[i]); 558 pbi->mt_yleft_col[i] = NULL ; 559 } 560 } 561 vpx_free(pbi->mt_yleft_col); 562 pbi->mt_yleft_col = NULL ; 563 } 564 565 if (pbi->mt_uleft_col) 566 { 567 for (i=0; i< mb_rows; i++) 568 { 569 if (pbi->mt_uleft_col[i]) 570 { 571 vpx_free(pbi->mt_uleft_col[i]); 572 pbi->mt_uleft_col[i] = NULL ; 573 } 574 } 575 vpx_free(pbi->mt_uleft_col); 576 pbi->mt_uleft_col = NULL ; 577 } 578 579 if (pbi->mt_vleft_col) 580 { 581 for (i=0; i< mb_rows; i++) 582 { 583 if (pbi->mt_vleft_col[i]) 584 { 585 vpx_free(pbi->mt_vleft_col[i]); 586 pbi->mt_vleft_col[i] = NULL ; 587 } 588 } 589 vpx_free(pbi->mt_vleft_col); 590 pbi->mt_vleft_col = NULL ; 591 } 592 } 593 #else 594 (void) pbi; 595 #endif 596 } 597 598 599 int vp8mt_alloc_temp_buffers(VP8D_COMP *pbi, int width, int prev_mb_rows) 600 { 601 #if CONFIG_MULTITHREAD 602 VP8_COMMON *const pc = & pbi->common; 603 int i; 604 int uv_width; 605 606 if (pbi->b_multithreaded_rd) 607 { 608 vp8mt_de_alloc_temp_buffers(pbi, prev_mb_rows); 609 610 /* our internal buffers are always multiples of 16 */ 611 if ((width & 0xf) != 0) 612 width += 16 - (width & 0xf); 613 614 if (width < 640) pbi->sync_range = 1; 615 else if (width <= 1280) pbi->sync_range = 8; 616 else if (width <= 2560) pbi->sync_range =16; 617 else pbi->sync_range = 32; 618 619 uv_width = width >>1; 620 621 /* Allocate an int for each mb row. */ 622 CHECK_MEM_ERROR(pbi->mt_current_mb_col, vpx_malloc(sizeof(int) * pc->mb_rows)); 623 624 /* Allocate memory for above_row buffers. */ 625 CHECK_MEM_ERROR(pbi->mt_yabove_row, vpx_malloc(sizeof(unsigned char *) * pc->mb_rows)); 626 for (i=0; i< pc->mb_rows; i++) 627 CHECK_MEM_ERROR(pbi->mt_yabove_row[i], vpx_calloc(sizeof(unsigned char) * (width + (VP8BORDERINPIXELS<<1)), 1)); 628 629 CHECK_MEM_ERROR(pbi->mt_uabove_row, vpx_malloc(sizeof(unsigned char *) * pc->mb_rows)); 630 for (i=0; i< pc->mb_rows; i++) 631 CHECK_MEM_ERROR(pbi->mt_uabove_row[i], vpx_calloc(sizeof(unsigned char) * (uv_width + VP8BORDERINPIXELS), 1)); 632 633 CHECK_MEM_ERROR(pbi->mt_vabove_row, vpx_malloc(sizeof(unsigned char *) * pc->mb_rows)); 634 for (i=0; i< pc->mb_rows; i++) 635 CHECK_MEM_ERROR(pbi->mt_vabove_row[i], vpx_calloc(sizeof(unsigned char) * (uv_width + VP8BORDERINPIXELS), 1)); 636 637 /* Allocate memory for left_col buffers. */ 638 CHECK_MEM_ERROR(pbi->mt_yleft_col, vpx_malloc(sizeof(unsigned char *) * pc->mb_rows)); 639 for (i=0; i< pc->mb_rows; i++) 640 CHECK_MEM_ERROR(pbi->mt_yleft_col[i], vpx_calloc(sizeof(unsigned char) * 16, 1)); 641 642 CHECK_MEM_ERROR(pbi->mt_uleft_col, vpx_malloc(sizeof(unsigned char *) * pc->mb_rows)); 643 for (i=0; i< pc->mb_rows; i++) 644 CHECK_MEM_ERROR(pbi->mt_uleft_col[i], vpx_calloc(sizeof(unsigned char) * 8, 1)); 645 646 CHECK_MEM_ERROR(pbi->mt_vleft_col, vpx_malloc(sizeof(unsigned char *) * pc->mb_rows)); 647 for (i=0; i< pc->mb_rows; i++) 648 CHECK_MEM_ERROR(pbi->mt_vleft_col[i], vpx_calloc(sizeof(unsigned char) * 8, 1)); 649 } 650 return 0; 651 #else 652 (void) pbi; 653 (void) width; 654 #endif 655 } 656 657 658 void vp8_decoder_remove_threads(VP8D_COMP *pbi) 659 { 660 #if CONFIG_MULTITHREAD 661 662 /* shutdown MB Decoding thread; */ 663 if (pbi->b_multithreaded_rd) 664 { 665 int i; 666 667 pbi->b_multithreaded_rd = 0; 668 669 /* allow all threads to exit */ 670 for (i = 0; i < pbi->allocated_decoding_thread_count; i++) 671 { 672 sem_post(&pbi->h_event_start_decoding[i]); 673 pthread_join(pbi->h_decoding_thread[i], NULL); 674 } 675 676 for (i = 0; i < pbi->allocated_decoding_thread_count; i++) 677 { 678 sem_destroy(&pbi->h_event_start_decoding[i]); 679 } 680 681 sem_destroy(&pbi->h_event_end_decoding); 682 683 if (pbi->h_decoding_thread) 684 { 685 vpx_free(pbi->h_decoding_thread); 686 pbi->h_decoding_thread = NULL; 687 } 688 689 if (pbi->h_event_start_decoding) 690 { 691 vpx_free(pbi->h_event_start_decoding); 692 pbi->h_event_start_decoding = NULL; 693 } 694 695 if (pbi->mb_row_di) 696 { 697 vpx_free(pbi->mb_row_di); 698 pbi->mb_row_di = NULL ; 699 } 700 701 if (pbi->de_thread_data) 702 { 703 vpx_free(pbi->de_thread_data); 704 pbi->de_thread_data = NULL; 705 } 706 } 707 #else 708 (void) pbi; 709 #endif 710 } 711 712 713 void vp8mt_lpf_init( VP8D_COMP *pbi, int default_filt_lvl) 714 { 715 #if CONFIG_MULTITHREAD 716 VP8_COMMON *cm = &pbi->common; 717 MACROBLOCKD *mbd = &pbi->mb; 718 /*YV12_BUFFER_CONFIG *post = &cm->new_frame;*/ /*frame_to_show;*/ 719 loop_filter_info *lfi = cm->lf_info; 720 FRAME_TYPE frame_type = cm->frame_type; 721 722 /*int mb_row; 723 int mb_col; 724 int baseline_filter_level[MAX_MB_SEGMENTS];*/ 725 int filter_level; 726 int alt_flt_enabled = mbd->segmentation_enabled; 727 728 int i; 729 /*unsigned char *y_ptr, *u_ptr, *v_ptr;*/ 730 731 /* Note the baseline filter values for each segment */ 732 if (alt_flt_enabled) 733 { 734 for (i = 0; i < MAX_MB_SEGMENTS; i++) 735 { 736 /* Abs value */ 737 if (mbd->mb_segement_abs_delta == SEGMENT_ABSDATA) 738 pbi->mt_baseline_filter_level[i] = mbd->segment_feature_data[MB_LVL_ALT_LF][i]; 739 /* Delta Value */ 740 else 741 { 742 pbi->mt_baseline_filter_level[i] = default_filt_lvl + mbd->segment_feature_data[MB_LVL_ALT_LF][i]; 743 pbi->mt_baseline_filter_level[i] = (pbi->mt_baseline_filter_level[i] >= 0) ? ((pbi->mt_baseline_filter_level[i] <= MAX_LOOP_FILTER) ? pbi->mt_baseline_filter_level[i] : MAX_LOOP_FILTER) : 0; /* Clamp to valid range */ 744 } 745 } 746 } 747 else 748 { 749 for (i = 0; i < MAX_MB_SEGMENTS; i++) 750 pbi->mt_baseline_filter_level[i] = default_filt_lvl; 751 } 752 753 /* Initialize the loop filter for this frame. */ 754 if ((cm->last_filter_type != cm->filter_type) || (cm->last_sharpness_level != cm->sharpness_level)) 755 vp8_init_loop_filter(cm); 756 else if (frame_type != cm->last_frame_type) 757 vp8_frame_init_loop_filter(lfi, frame_type); 758 #else 759 (void) pbi; 760 (void) default_filt_lvl; 761 #endif 762 } 763 764 765 void vp8mt_decode_mb_rows( VP8D_COMP *pbi, MACROBLOCKD *xd) 766 { 767 #if CONFIG_MULTITHREAD 768 int mb_row; 769 VP8_COMMON *pc = &pbi->common; 770 771 int ibc = 0; 772 int num_part = 1 << pbi->common.multi_token_partition; 773 int i, j; 774 volatile int *last_row_current_mb_col = NULL; 775 int nsync = pbi->sync_range; 776 777 int filter_level; 778 loop_filter_info *lfi = pc->lf_info; 779 int alt_flt_enabled = xd->segmentation_enabled; 780 int Segment; 781 782 if(pbi->common.filter_level) 783 { 784 /* Set above_row buffer to 127 for decoding first MB row */ 785 vpx_memset(pbi->mt_yabove_row[0] + VP8BORDERINPIXELS-1, 127, pc->yv12_fb[pc->lst_fb_idx].y_width + 5); 786 vpx_memset(pbi->mt_uabove_row[0] + (VP8BORDERINPIXELS>>1)-1, 127, (pc->yv12_fb[pc->lst_fb_idx].y_width>>1) +5); 787 vpx_memset(pbi->mt_vabove_row[0] + (VP8BORDERINPIXELS>>1)-1, 127, (pc->yv12_fb[pc->lst_fb_idx].y_width>>1) +5); 788 789 for (i=1; i<pc->mb_rows; i++) 790 { 791 vpx_memset(pbi->mt_yabove_row[i] + VP8BORDERINPIXELS-1, (unsigned char)129, 1); 792 vpx_memset(pbi->mt_uabove_row[i] + (VP8BORDERINPIXELS>>1)-1, (unsigned char)129, 1); 793 vpx_memset(pbi->mt_vabove_row[i] + (VP8BORDERINPIXELS>>1)-1, (unsigned char)129, 1); 794 } 795 796 /* Set left_col to 129 initially */ 797 for (i=0; i<pc->mb_rows; i++) 798 { 799 vpx_memset(pbi->mt_yleft_col[i], (unsigned char)129, 16); 800 vpx_memset(pbi->mt_uleft_col[i], (unsigned char)129, 8); 801 vpx_memset(pbi->mt_vleft_col[i], (unsigned char)129, 8); 802 } 803 vp8mt_lpf_init(pbi, pc->filter_level); 804 } 805 806 vp8_setup_decoding_thread_data(pbi, xd, pbi->mb_row_di, pbi->decoding_thread_count); 807 808 for (i = 0; i < pbi->decoding_thread_count; i++) 809 sem_post(&pbi->h_event_start_decoding[i]); 810 811 for (mb_row = 0; mb_row < pc->mb_rows; mb_row += (pbi->decoding_thread_count + 1)) 812 { 813 int i; 814 815 xd->current_bc = &pbi->mbc[mb_row%num_part]; 816 817 /* vp8_decode_mb_row(pbi, pc, mb_row, xd); */ 818 { 819 int i; 820 int recon_yoffset, recon_uvoffset; 821 int mb_col; 822 int ref_fb_idx = pc->lst_fb_idx; 823 int dst_fb_idx = pc->new_fb_idx; 824 int recon_y_stride = pc->yv12_fb[ref_fb_idx].y_stride; 825 int recon_uv_stride = pc->yv12_fb[ref_fb_idx].uv_stride; 826 827 /* volatile int *last_row_current_mb_col = NULL; */ 828 if (mb_row > 0) 829 last_row_current_mb_col = &pbi->mt_current_mb_col[mb_row -1]; 830 831 vpx_memset(&pc->left_context, 0, sizeof(pc->left_context)); 832 recon_yoffset = mb_row * recon_y_stride * 16; 833 recon_uvoffset = mb_row * recon_uv_stride * 8; 834 /* reset above block coeffs */ 835 836 xd->above_context = pc->above_context; 837 xd->up_available = (mb_row != 0); 838 839 xd->mb_to_top_edge = -((mb_row * 16)) << 3; 840 xd->mb_to_bottom_edge = ((pc->mb_rows - 1 - mb_row) * 16) << 3; 841 842 for (mb_col = 0; mb_col < pc->mb_cols; mb_col++) 843 { 844 if ( mb_row > 0 && (mb_col & (nsync-1)) == 0){ 845 while (mb_col > (*last_row_current_mb_col - nsync) && *last_row_current_mb_col != pc->mb_cols - 1) 846 { 847 x86_pause_hint(); 848 thread_sleep(0); 849 } 850 } 851 852 if (xd->mode_info_context->mbmi.mode == SPLITMV || xd->mode_info_context->mbmi.mode == B_PRED) 853 { 854 for (i = 0; i < 16; i++) 855 { 856 BLOCKD *d = &xd->block[i]; 857 vpx_memcpy(&d->bmi, &xd->mode_info_context->bmi[i], sizeof(B_MODE_INFO)); 858 } 859 } 860 861 if(pbi->common.filter_level) 862 { 863 /* update loopfilter info */ 864 Segment = (alt_flt_enabled) ? xd->mode_info_context->mbmi.segment_id : 0; 865 filter_level = pbi->mt_baseline_filter_level[Segment]; 866 /* Distance of Mb to the various image edges. 867 * These are specified to 8th pel as they are always compared to values that are in 1/8th pel units 868 * Apply any context driven MB level adjustment 869 */ 870 vp8_adjust_mb_lf_value(xd, &filter_level); 871 } 872 873 /* Distance of Mb to the various image edges. 874 * These are specified to 8th pel as they are always compared to values that are in 1/8th pel units 875 */ 876 xd->mb_to_left_edge = -((mb_col * 16) << 3); 877 xd->mb_to_right_edge = ((pc->mb_cols - 1 - mb_col) * 16) << 3; 878 879 xd->dst.y_buffer = pc->yv12_fb[dst_fb_idx].y_buffer + recon_yoffset; 880 xd->dst.u_buffer = pc->yv12_fb[dst_fb_idx].u_buffer + recon_uvoffset; 881 xd->dst.v_buffer = pc->yv12_fb[dst_fb_idx].v_buffer + recon_uvoffset; 882 883 xd->left_available = (mb_col != 0); 884 885 /* Select the appropriate reference frame for this MB */ 886 if (xd->mode_info_context->mbmi.ref_frame == LAST_FRAME) 887 ref_fb_idx = pc->lst_fb_idx; 888 else if (xd->mode_info_context->mbmi.ref_frame == GOLDEN_FRAME) 889 ref_fb_idx = pc->gld_fb_idx; 890 else 891 ref_fb_idx = pc->alt_fb_idx; 892 893 xd->pre.y_buffer = pc->yv12_fb[ref_fb_idx].y_buffer + recon_yoffset; 894 xd->pre.u_buffer = pc->yv12_fb[ref_fb_idx].u_buffer + recon_uvoffset; 895 xd->pre.v_buffer = pc->yv12_fb[ref_fb_idx].v_buffer + recon_uvoffset; 896 897 vp8_build_uvmvs(xd, pc->full_pixel); 898 vp8mt_decode_macroblock(pbi, xd, mb_row, mb_col); 899 900 if (pbi->common.filter_level) 901 { 902 /* Save decoded MB last row data for next-row decoding */ 903 if(mb_row != pc->mb_rows-1) 904 { 905 vpx_memcpy((pbi->mt_yabove_row[mb_row +1] + 32 + mb_col*16), (xd->dst.y_buffer + 15 * recon_y_stride), 16); 906 vpx_memcpy((pbi->mt_uabove_row[mb_row +1] + 16 + mb_col*8), (xd->dst.u_buffer + 7 * recon_uv_stride), 8); 907 vpx_memcpy((pbi->mt_vabove_row[mb_row +1] + 16 + mb_col*8), (xd->dst.v_buffer + 7 * recon_uv_stride), 8); 908 } 909 910 /* save left_col for next MB decoding */ 911 if(mb_col != pc->mb_cols-1) 912 { 913 MODE_INFO *next = xd->mode_info_context +1; 914 915 if (xd->frame_type == KEY_FRAME || next->mbmi.ref_frame == INTRA_FRAME) 916 { 917 for (i = 0; i < 16; i++) 918 pbi->mt_yleft_col[mb_row][i] = xd->dst.y_buffer [i* recon_y_stride + 15]; 919 for (i = 0; i < 8; i++) 920 { 921 pbi->mt_uleft_col[mb_row][i] = xd->dst.u_buffer [i* recon_uv_stride + 7]; 922 pbi->mt_vleft_col[mb_row][i] = xd->dst.v_buffer [i* recon_uv_stride + 7]; 923 } 924 } 925 } 926 927 /* loopfilter on this macroblock. */ 928 if (filter_level) 929 { 930 if (mb_col > 0) 931 pc->lf_mbv(xd->dst.y_buffer, xd->dst.u_buffer, xd->dst.v_buffer, recon_y_stride, recon_uv_stride, &lfi[filter_level], pc->simpler_lpf); 932 933 if (xd->mode_info_context->mbmi.dc_diff > 0) 934 pc->lf_bv(xd->dst.y_buffer, xd->dst.u_buffer, xd->dst.v_buffer, recon_y_stride, recon_uv_stride, &lfi[filter_level], pc->simpler_lpf); 935 936 /* don't apply across umv border */ 937 if (mb_row > 0) 938 pc->lf_mbh(xd->dst.y_buffer, xd->dst.u_buffer, xd->dst.v_buffer, recon_y_stride, recon_uv_stride, &lfi[filter_level], pc->simpler_lpf); 939 940 if (xd->mode_info_context->mbmi.dc_diff > 0) 941 pc->lf_bh(xd->dst.y_buffer, xd->dst.u_buffer, xd->dst.v_buffer, recon_y_stride, recon_uv_stride, &lfi[filter_level], pc->simpler_lpf); 942 } 943 } 944 945 recon_yoffset += 16; 946 recon_uvoffset += 8; 947 948 ++xd->mode_info_context; /* next mb */ 949 950 xd->above_context++; 951 952 pbi->mt_current_mb_col[mb_row] = mb_col; 953 } 954 955 /* adjust to the next row of mbs */ 956 if (pbi->common.filter_level) 957 { 958 if(mb_row != pc->mb_rows-1) 959 { 960 int lasty = pc->yv12_fb[ref_fb_idx].y_width + VP8BORDERINPIXELS; 961 int lastuv = (pc->yv12_fb[ref_fb_idx].y_width>>1) + (VP8BORDERINPIXELS>>1); 962 963 for (i = 0; i < 4; i++) 964 { 965 pbi->mt_yabove_row[mb_row +1][lasty + i] = pbi->mt_yabove_row[mb_row +1][lasty -1]; 966 pbi->mt_uabove_row[mb_row +1][lastuv + i] = pbi->mt_uabove_row[mb_row +1][lastuv -1]; 967 pbi->mt_vabove_row[mb_row +1][lastuv + i] = pbi->mt_vabove_row[mb_row +1][lastuv -1]; 968 } 969 } 970 }else 971 vp8_extend_mb_row(&pc->yv12_fb[dst_fb_idx], xd->dst.y_buffer + 16, xd->dst.u_buffer + 8, xd->dst.v_buffer + 8); 972 973 ++xd->mode_info_context; /* skip prediction column */ 974 } 975 xd->mode_info_context += xd->mode_info_stride * pbi->decoding_thread_count; 976 } 977 978 sem_wait(&pbi->h_event_end_decoding); /* add back for each frame */ 979 #else 980 (void) pbi; 981 (void) xd; 982 #endif 983 } 984
