| /* | |
| * Copyright (c) 2010 The WebM project authors. All Rights Reserved. | |
| * | |
| * Use of this source code is governed by a BSD-style license | |
| * that can be found in the LICENSE file in the root of the source | |
| * tree. An additional intellectual property rights grant can be found | |
| * in the file PATENTS. All contributing project authors may | |
| * be found in the AUTHORS file in the root of the source tree. | |
| */ | |
| #include "onyx_int.h" | |
| #include "vp8/common/threading.h" | |
| #include "vp8/common/common.h" | |
| #include "vp8/common/extend.h" | |
| #include "bitstream.h" | |
| #include "encodeframe.h" | |
| #if CONFIG_MULTITHREAD | |
| extern void vp8cx_mb_init_quantizer(VP8_COMP *cpi, MACROBLOCK *x, int ok_to_skip); | |
| static THREAD_FUNCTION thread_loopfilter(void *p_data) | |
| { | |
| VP8_COMP *cpi = (VP8_COMP *)(((LPFTHREAD_DATA *)p_data)->ptr1); | |
| VP8_COMMON *cm = &cpi->common; | |
| while (1) | |
| { | |
| if (protected_read(&cpi->mt_mutex, &cpi->b_multi_threaded) == 0) | |
| break; | |
| if (sem_wait(&cpi->h_event_start_lpf) == 0) | |
| { | |
| /* we're shutting down */ | |
| if (protected_read(&cpi->mt_mutex, &cpi->b_multi_threaded) == 0) | |
| break; | |
| vp8_loopfilter_frame(cpi, cm); | |
| sem_post(&cpi->h_event_end_lpf); | |
| } | |
| } | |
| return 0; | |
| } | |
| static | |
| THREAD_FUNCTION thread_encoding_proc(void *p_data) | |
| { | |
| int ithread = ((ENCODETHREAD_DATA *)p_data)->ithread; | |
| VP8_COMP *cpi = (VP8_COMP *)(((ENCODETHREAD_DATA *)p_data)->ptr1); | |
| MB_ROW_COMP *mbri = (MB_ROW_COMP *)(((ENCODETHREAD_DATA *)p_data)->ptr2); | |
| ENTROPY_CONTEXT_PLANES mb_row_left_context; | |
| while (1) | |
| { | |
| if (protected_read(&cpi->mt_mutex, &cpi->b_multi_threaded) == 0) | |
| break; | |
| if (sem_wait(&cpi->h_event_start_encoding[ithread]) == 0) | |
| { | |
| const int nsync = cpi->mt_sync_range; | |
| VP8_COMMON *cm = &cpi->common; | |
| int mb_row; | |
| MACROBLOCK *x = &mbri->mb; | |
| MACROBLOCKD *xd = &x->e_mbd; | |
| TOKENEXTRA *tp ; | |
| #if CONFIG_REALTIME_ONLY & CONFIG_ONTHEFLY_BITPACKING | |
| TOKENEXTRA *tp_start = cpi->tok + (1 + ithread) * (16 * 24); | |
| const int num_part = (1 << cm->multi_token_partition); | |
| #endif | |
| int *segment_counts = mbri->segment_counts; | |
| int *totalrate = &mbri->totalrate; | |
| /* we're shutting down */ | |
| if (protected_read(&cpi->mt_mutex, &cpi->b_multi_threaded) == 0) | |
| break; | |
| xd->mode_info_context = cm->mi + cm->mode_info_stride * | |
| (ithread + 1); | |
| xd->mode_info_stride = cm->mode_info_stride; | |
| for (mb_row = ithread + 1; mb_row < cm->mb_rows; mb_row += (cpi->encoding_thread_count + 1)) | |
| { | |
| int recon_yoffset, recon_uvoffset; | |
| int mb_col; | |
| int ref_fb_idx = cm->lst_fb_idx; | |
| int dst_fb_idx = cm->new_fb_idx; | |
| int recon_y_stride = cm->yv12_fb[ref_fb_idx].y_stride; | |
| int recon_uv_stride = cm->yv12_fb[ref_fb_idx].uv_stride; | |
| int map_index = (mb_row * cm->mb_cols); | |
| const int *last_row_current_mb_col; | |
| int *current_mb_col = &cpi->mt_current_mb_col[mb_row]; | |
| #if (CONFIG_REALTIME_ONLY & CONFIG_ONTHEFLY_BITPACKING) | |
| vp8_writer *w = &cpi->bc[1 + (mb_row % num_part)]; | |
| #else | |
| tp = cpi->tok + (mb_row * (cm->mb_cols * 16 * 24)); | |
| cpi->tplist[mb_row].start = tp; | |
| #endif | |
| last_row_current_mb_col = &cpi->mt_current_mb_col[mb_row - 1]; | |
| /* reset above block coeffs */ | |
| xd->above_context = cm->above_context; | |
| xd->left_context = &mb_row_left_context; | |
| vp8_zero(mb_row_left_context); | |
| xd->up_available = (mb_row != 0); | |
| recon_yoffset = (mb_row * recon_y_stride * 16); | |
| recon_uvoffset = (mb_row * recon_uv_stride * 8); | |
| /* Set the mb activity pointer to the start of the row. */ | |
| x->mb_activity_ptr = &cpi->mb_activity_map[map_index]; | |
| /* for each macroblock col in image */ | |
| for (mb_col = 0; mb_col < cm->mb_cols; mb_col++) | |
| { | |
| if (((mb_col - 1) % nsync) == 0) { | |
| pthread_mutex_t *mutex = &cpi->pmutex[mb_row]; | |
| protected_write(mutex, current_mb_col, mb_col - 1); | |
| } | |
| if (mb_row && !(mb_col & (nsync - 1))) { | |
| pthread_mutex_t *mutex = &cpi->pmutex[mb_row-1]; | |
| sync_read(mutex, mb_col, last_row_current_mb_col, nsync); | |
| } | |
| #if CONFIG_REALTIME_ONLY & CONFIG_ONTHEFLY_BITPACKING | |
| tp = tp_start; | |
| #endif | |
| /* Distance of Mb to the various image edges. | |
| * These specified to 8th pel as they are always compared | |
| * to values that are in 1/8th pel units | |
| */ | |
| xd->mb_to_left_edge = -((mb_col * 16) << 3); | |
| xd->mb_to_right_edge = ((cm->mb_cols - 1 - mb_col) * 16) << 3; | |
| xd->mb_to_top_edge = -((mb_row * 16) << 3); | |
| xd->mb_to_bottom_edge = ((cm->mb_rows - 1 - mb_row) * 16) << 3; | |
| /* Set up limit values for motion vectors used to prevent | |
| * them extending outside the UMV borders | |
| */ | |
| x->mv_col_min = -((mb_col * 16) + (VP8BORDERINPIXELS - 16)); | |
| x->mv_col_max = ((cm->mb_cols - 1 - mb_col) * 16) + (VP8BORDERINPIXELS - 16); | |
| x->mv_row_min = -((mb_row * 16) + (VP8BORDERINPIXELS - 16)); | |
| x->mv_row_max = ((cm->mb_rows - 1 - mb_row) * 16) + (VP8BORDERINPIXELS - 16); | |
| xd->dst.y_buffer = cm->yv12_fb[dst_fb_idx].y_buffer + recon_yoffset; | |
| xd->dst.u_buffer = cm->yv12_fb[dst_fb_idx].u_buffer + recon_uvoffset; | |
| xd->dst.v_buffer = cm->yv12_fb[dst_fb_idx].v_buffer + recon_uvoffset; | |
| xd->left_available = (mb_col != 0); | |
| x->rddiv = cpi->RDDIV; | |
| x->rdmult = cpi->RDMULT; | |
| /* Copy current mb to a buffer */ | |
| vp8_copy_mem16x16(x->src.y_buffer, x->src.y_stride, x->thismb, 16); | |
| if (cpi->oxcf.tuning == VP8_TUNE_SSIM) | |
| vp8_activity_masking(cpi, x); | |
| /* Is segmentation enabled */ | |
| /* MB level adjustment to quantizer */ | |
| if (xd->segmentation_enabled) | |
| { | |
| /* Code to set segment id in xd->mbmi.segment_id for | |
| * current MB (with range checking) | |
| */ | |
| if (cpi->segmentation_map[map_index + mb_col] <= 3) | |
| xd->mode_info_context->mbmi.segment_id = cpi->segmentation_map[map_index + mb_col]; | |
| else | |
| xd->mode_info_context->mbmi.segment_id = 0; | |
| vp8cx_mb_init_quantizer(cpi, x, 1); | |
| } | |
| else | |
| /* Set to Segment 0 by default */ | |
| xd->mode_info_context->mbmi.segment_id = 0; | |
| x->active_ptr = cpi->active_map + map_index + mb_col; | |
| if (cm->frame_type == KEY_FRAME) | |
| { | |
| *totalrate += vp8cx_encode_intra_macroblock(cpi, x, &tp); | |
| #ifdef MODE_STATS | |
| y_modes[xd->mbmi.mode] ++; | |
| #endif | |
| } | |
| else | |
| { | |
| *totalrate += vp8cx_encode_inter_macroblock(cpi, x, &tp, recon_yoffset, recon_uvoffset, mb_row, mb_col); | |
| #ifdef MODE_STATS | |
| inter_y_modes[xd->mbmi.mode] ++; | |
| if (xd->mbmi.mode == SPLITMV) | |
| { | |
| int b; | |
| for (b = 0; b < xd->mbmi.partition_count; b++) | |
| { | |
| inter_b_modes[x->partition->bmi[b].mode] ++; | |
| } | |
| } | |
| #endif | |
| // Keep track of how many (consecutive) times a block | |
| // is coded as ZEROMV_LASTREF, for base layer frames. | |
| // Reset to 0 if its coded as anything else. | |
| if (cpi->current_layer == 0) { | |
| if (xd->mode_info_context->mbmi.mode == ZEROMV && | |
| xd->mode_info_context->mbmi.ref_frame == | |
| LAST_FRAME) { | |
| // Increment, check for wrap-around. | |
| if (cpi->consec_zero_last[map_index+mb_col] < 255) | |
| cpi->consec_zero_last[map_index+mb_col] += 1; | |
| if (cpi->consec_zero_last_mvbias[map_index+mb_col] < 255) | |
| cpi->consec_zero_last_mvbias[map_index+mb_col] += 1; | |
| } else { | |
| cpi->consec_zero_last[map_index+mb_col] = 0; | |
| cpi->consec_zero_last_mvbias[map_index+mb_col] = 0; | |
| } | |
| if (x->zero_last_dot_suppress) | |
| cpi->consec_zero_last_mvbias[map_index+mb_col] = 0; | |
| } | |
| /* Special case code for cyclic refresh | |
| * If cyclic update enabled then copy | |
| * xd->mbmi.segment_id; (which may have been updated | |
| * based on mode during | |
| * vp8cx_encode_inter_macroblock()) back into the | |
| * global segmentation map | |
| */ | |
| if ((cpi->current_layer == 0) && | |
| (cpi->cyclic_refresh_mode_enabled && | |
| xd->segmentation_enabled)) | |
| { | |
| const MB_MODE_INFO * mbmi = &xd->mode_info_context->mbmi; | |
| cpi->segmentation_map[map_index + mb_col] = mbmi->segment_id; | |
| /* If the block has been refreshed mark it as clean | |
| * (the magnitude of the -ve influences how long it | |
| * will be before we consider another refresh): | |
| * Else if it was coded (last frame 0,0) and has | |
| * not already been refreshed then mark it as a | |
| * candidate for cleanup next time (marked 0) else | |
| * mark it as dirty (1). | |
| */ | |
| if (mbmi->segment_id) | |
| cpi->cyclic_refresh_map[map_index + mb_col] = -1; | |
| else if ((mbmi->mode == ZEROMV) && (mbmi->ref_frame == LAST_FRAME)) | |
| { | |
| if (cpi->cyclic_refresh_map[map_index + mb_col] == 1) | |
| cpi->cyclic_refresh_map[map_index + mb_col] = 0; | |
| } | |
| else | |
| cpi->cyclic_refresh_map[map_index + mb_col] = 1; | |
| } | |
| } | |
| #if CONFIG_REALTIME_ONLY & CONFIG_ONTHEFLY_BITPACKING | |
| /* pack tokens for this MB */ | |
| { | |
| int tok_count = tp - tp_start; | |
| vp8_pack_tokens(w, tp_start, tok_count); | |
| } | |
| #else | |
| cpi->tplist[mb_row].stop = tp; | |
| #endif | |
| /* Increment pointer into gf usage flags structure. */ | |
| x->gf_active_ptr++; | |
| /* Increment the activity mask pointers. */ | |
| x->mb_activity_ptr++; | |
| /* adjust to the next column of macroblocks */ | |
| x->src.y_buffer += 16; | |
| x->src.u_buffer += 8; | |
| x->src.v_buffer += 8; | |
| recon_yoffset += 16; | |
| recon_uvoffset += 8; | |
| /* Keep track of segment usage */ | |
| segment_counts[xd->mode_info_context->mbmi.segment_id]++; | |
| /* skip to next mb */ | |
| xd->mode_info_context++; | |
| x->partition_info++; | |
| xd->above_context++; | |
| } | |
| vp8_extend_mb_row( &cm->yv12_fb[dst_fb_idx], | |
| xd->dst.y_buffer + 16, | |
| xd->dst.u_buffer + 8, | |
| xd->dst.v_buffer + 8); | |
| protected_write(&cpi->pmutex[mb_row], current_mb_col, | |
| mb_col + nsync); | |
| /* this is to account for the border */ | |
| xd->mode_info_context++; | |
| x->partition_info++; | |
| x->src.y_buffer += 16 * x->src.y_stride * (cpi->encoding_thread_count + 1) - 16 * cm->mb_cols; | |
| x->src.u_buffer += 8 * x->src.uv_stride * (cpi->encoding_thread_count + 1) - 8 * cm->mb_cols; | |
| x->src.v_buffer += 8 * x->src.uv_stride * (cpi->encoding_thread_count + 1) - 8 * cm->mb_cols; | |
| xd->mode_info_context += xd->mode_info_stride * cpi->encoding_thread_count; | |
| x->partition_info += xd->mode_info_stride * cpi->encoding_thread_count; | |
| x->gf_active_ptr += cm->mb_cols * cpi->encoding_thread_count; | |
| if (mb_row == cm->mb_rows - 1) | |
| { | |
| sem_post(&cpi->h_event_end_encoding); /* signal frame encoding end */ | |
| } | |
| } | |
| } | |
| } | |
| /* printf("exit thread %d\n", ithread); */ | |
| return 0; | |
| } | |
| static void setup_mbby_copy(MACROBLOCK *mbdst, MACROBLOCK *mbsrc) | |
| { | |
| MACROBLOCK *x = mbsrc; | |
| MACROBLOCK *z = mbdst; | |
| int i; | |
| z->ss = x->ss; | |
| z->ss_count = x->ss_count; | |
| z->searches_per_step = x->searches_per_step; | |
| z->errorperbit = x->errorperbit; | |
| z->sadperbit16 = x->sadperbit16; | |
| z->sadperbit4 = x->sadperbit4; | |
| /* | |
| z->mv_col_min = x->mv_col_min; | |
| z->mv_col_max = x->mv_col_max; | |
| z->mv_row_min = x->mv_row_min; | |
| z->mv_row_max = x->mv_row_max; | |
| */ | |
| z->short_fdct4x4 = x->short_fdct4x4; | |
| z->short_fdct8x4 = x->short_fdct8x4; | |
| z->short_walsh4x4 = x->short_walsh4x4; | |
| z->quantize_b = x->quantize_b; | |
| z->optimize = x->optimize; | |
| /* | |
| z->mvc = x->mvc; | |
| z->src.y_buffer = x->src.y_buffer; | |
| z->src.u_buffer = x->src.u_buffer; | |
| z->src.v_buffer = x->src.v_buffer; | |
| */ | |
| z->mvcost[0] = x->mvcost[0]; | |
| z->mvcost[1] = x->mvcost[1]; | |
| z->mvsadcost[0] = x->mvsadcost[0]; | |
| z->mvsadcost[1] = x->mvsadcost[1]; | |
| z->token_costs = x->token_costs; | |
| z->inter_bmode_costs = x->inter_bmode_costs; | |
| z->mbmode_cost = x->mbmode_cost; | |
| z->intra_uv_mode_cost = x->intra_uv_mode_cost; | |
| z->bmode_costs = x->bmode_costs; | |
| for (i = 0; i < 25; i++) | |
| { | |
| z->block[i].quant = x->block[i].quant; | |
| z->block[i].quant_fast = x->block[i].quant_fast; | |
| z->block[i].quant_shift = x->block[i].quant_shift; | |
| z->block[i].zbin = x->block[i].zbin; | |
| z->block[i].zrun_zbin_boost = x->block[i].zrun_zbin_boost; | |
| z->block[i].round = x->block[i].round; | |
| z->block[i].src_stride = x->block[i].src_stride; | |
| } | |
| z->q_index = x->q_index; | |
| z->act_zbin_adj = x->act_zbin_adj; | |
| z->last_act_zbin_adj = x->last_act_zbin_adj; | |
| { | |
| MACROBLOCKD *xd = &x->e_mbd; | |
| MACROBLOCKD *zd = &z->e_mbd; | |
| /* | |
| zd->mode_info_context = xd->mode_info_context; | |
| zd->mode_info = xd->mode_info; | |
| zd->mode_info_stride = xd->mode_info_stride; | |
| zd->frame_type = xd->frame_type; | |
| zd->up_available = xd->up_available ; | |
| zd->left_available = xd->left_available; | |
| zd->left_context = xd->left_context; | |
| zd->last_frame_dc = xd->last_frame_dc; | |
| zd->last_frame_dccons = xd->last_frame_dccons; | |
| zd->gold_frame_dc = xd->gold_frame_dc; | |
| zd->gold_frame_dccons = xd->gold_frame_dccons; | |
| zd->mb_to_left_edge = xd->mb_to_left_edge; | |
| zd->mb_to_right_edge = xd->mb_to_right_edge; | |
| zd->mb_to_top_edge = xd->mb_to_top_edge ; | |
| zd->mb_to_bottom_edge = xd->mb_to_bottom_edge; | |
| zd->gf_active_ptr = xd->gf_active_ptr; | |
| zd->frames_since_golden = xd->frames_since_golden; | |
| zd->frames_till_alt_ref_frame = xd->frames_till_alt_ref_frame; | |
| */ | |
| zd->subpixel_predict = xd->subpixel_predict; | |
| zd->subpixel_predict8x4 = xd->subpixel_predict8x4; | |
| zd->subpixel_predict8x8 = xd->subpixel_predict8x8; | |
| zd->subpixel_predict16x16 = xd->subpixel_predict16x16; | |
| zd->segmentation_enabled = xd->segmentation_enabled; | |
| zd->mb_segement_abs_delta = xd->mb_segement_abs_delta; | |
| memcpy(zd->segment_feature_data, xd->segment_feature_data, | |
| sizeof(xd->segment_feature_data)); | |
| memcpy(zd->dequant_y1_dc, xd->dequant_y1_dc, sizeof(xd->dequant_y1_dc)); | |
| memcpy(zd->dequant_y1, xd->dequant_y1, sizeof(xd->dequant_y1)); | |
| memcpy(zd->dequant_y2, xd->dequant_y2, sizeof(xd->dequant_y2)); | |
| memcpy(zd->dequant_uv, xd->dequant_uv, sizeof(xd->dequant_uv)); | |
| #if 1 | |
| /*TODO: Remove dequant from BLOCKD. This is a temporary solution until | |
| * the quantizer code uses a passed in pointer to the dequant constants. | |
| * This will also require modifications to the x86 and neon assembly. | |
| * */ | |
| for (i = 0; i < 16; i++) | |
| zd->block[i].dequant = zd->dequant_y1; | |
| for (i = 16; i < 24; i++) | |
| zd->block[i].dequant = zd->dequant_uv; | |
| zd->block[24].dequant = zd->dequant_y2; | |
| #endif | |
| memcpy(z->rd_threshes, x->rd_threshes, sizeof(x->rd_threshes)); | |
| memcpy(z->rd_thresh_mult, x->rd_thresh_mult, sizeof(x->rd_thresh_mult)); | |
| z->zbin_over_quant = x->zbin_over_quant; | |
| z->zbin_mode_boost_enabled = x->zbin_mode_boost_enabled; | |
| z->zbin_mode_boost = x->zbin_mode_boost; | |
| memset(z->error_bins, 0, sizeof(z->error_bins)); | |
| } | |
| } | |
| void vp8cx_init_mbrthread_data(VP8_COMP *cpi, | |
| MACROBLOCK *x, | |
| MB_ROW_COMP *mbr_ei, | |
| int count | |
| ) | |
| { | |
| VP8_COMMON *const cm = & cpi->common; | |
| MACROBLOCKD *const xd = & x->e_mbd; | |
| int i; | |
| for (i = 0; i < count; i++) | |
| { | |
| MACROBLOCK *mb = & mbr_ei[i].mb; | |
| MACROBLOCKD *mbd = &mb->e_mbd; | |
| mbd->subpixel_predict = xd->subpixel_predict; | |
| mbd->subpixel_predict8x4 = xd->subpixel_predict8x4; | |
| mbd->subpixel_predict8x8 = xd->subpixel_predict8x8; | |
| mbd->subpixel_predict16x16 = xd->subpixel_predict16x16; | |
| mb->gf_active_ptr = x->gf_active_ptr; | |
| memset(mbr_ei[i].segment_counts, 0, sizeof(mbr_ei[i].segment_counts)); | |
| mbr_ei[i].totalrate = 0; | |
| mb->partition_info = x->pi + x->e_mbd.mode_info_stride * (i + 1); | |
| mbd->frame_type = cm->frame_type; | |
| mb->src = * cpi->Source; | |
| mbd->pre = cm->yv12_fb[cm->lst_fb_idx]; | |
| mbd->dst = cm->yv12_fb[cm->new_fb_idx]; | |
| mb->src.y_buffer += 16 * x->src.y_stride * (i + 1); | |
| mb->src.u_buffer += 8 * x->src.uv_stride * (i + 1); | |
| mb->src.v_buffer += 8 * x->src.uv_stride * (i + 1); | |
| vp8_build_block_offsets(mb); | |
| mbd->left_context = &cm->left_context; | |
| mb->mvc = cm->fc.mvc; | |
| setup_mbby_copy(&mbr_ei[i].mb, x); | |
| mbd->fullpixel_mask = 0xffffffff; | |
| if(cm->full_pixel) | |
| mbd->fullpixel_mask = 0xfffffff8; | |
| vp8_zero(mb->coef_counts); | |
| vp8_zero(x->ymode_count); | |
| mb->skip_true_count = 0; | |
| vp8_zero(mb->MVcount); | |
| mb->prediction_error = 0; | |
| mb->intra_error = 0; | |
| vp8_zero(mb->count_mb_ref_frame_usage); | |
| mb->mbs_tested_so_far = 0; | |
| mb->mbs_zero_last_dot_suppress = 0; | |
| } | |
| } | |
| int vp8cx_create_encoder_threads(VP8_COMP *cpi) | |
| { | |
| const VP8_COMMON * cm = &cpi->common; | |
| cpi->b_multi_threaded = 0; | |
| cpi->encoding_thread_count = 0; | |
| pthread_mutex_init(&cpi->mt_mutex, NULL); | |
| if (cm->processor_core_count > 1 && cpi->oxcf.multi_threaded > 1) | |
| { | |
| int ithread; | |
| int th_count = cpi->oxcf.multi_threaded - 1; | |
| int rc = 0; | |
| /* don't allocate more threads than cores available */ | |
| if (cpi->oxcf.multi_threaded > cm->processor_core_count) | |
| th_count = cm->processor_core_count - 1; | |
| /* we have th_count + 1 (main) threads processing one row each */ | |
| /* no point to have more threads than the sync range allows */ | |
| if(th_count > ((cm->mb_cols / cpi->mt_sync_range) - 1)) | |
| { | |
| th_count = (cm->mb_cols / cpi->mt_sync_range) - 1; | |
| } | |
| if(th_count == 0) | |
| return 0; | |
| CHECK_MEM_ERROR(cpi->h_encoding_thread, | |
| vpx_malloc(sizeof(pthread_t) * th_count)); | |
| CHECK_MEM_ERROR(cpi->h_event_start_encoding, | |
| vpx_malloc(sizeof(sem_t) * th_count)); | |
| CHECK_MEM_ERROR(cpi->mb_row_ei, | |
| vpx_memalign(32, sizeof(MB_ROW_COMP) * th_count)); | |
| memset(cpi->mb_row_ei, 0, sizeof(MB_ROW_COMP) * th_count); | |
| CHECK_MEM_ERROR(cpi->en_thread_data, | |
| vpx_malloc(sizeof(ENCODETHREAD_DATA) * th_count)); | |
| sem_init(&cpi->h_event_end_encoding, 0, 0); | |
| cpi->b_multi_threaded = 1; | |
| cpi->encoding_thread_count = th_count; | |
| /* | |
| printf("[VP8:] multi_threaded encoding is enabled with %d threads\n\n", | |
| (cpi->encoding_thread_count +1)); | |
| */ | |
| for (ithread = 0; ithread < th_count; ithread++) | |
| { | |
| ENCODETHREAD_DATA *ethd = &cpi->en_thread_data[ithread]; | |
| /* Setup block ptrs and offsets */ | |
| vp8_setup_block_ptrs(&cpi->mb_row_ei[ithread].mb); | |
| vp8_setup_block_dptrs(&cpi->mb_row_ei[ithread].mb.e_mbd); | |
| sem_init(&cpi->h_event_start_encoding[ithread], 0, 0); | |
| ethd->ithread = ithread; | |
| ethd->ptr1 = (void *)cpi; | |
| ethd->ptr2 = (void *)&cpi->mb_row_ei[ithread]; | |
| rc = pthread_create(&cpi->h_encoding_thread[ithread], 0, | |
| thread_encoding_proc, ethd); | |
| if(rc) | |
| break; | |
| } | |
| if(rc) | |
| { | |
| /* shutdown other threads */ | |
| protected_write(&cpi->mt_mutex, &cpi->b_multi_threaded, 0); | |
| for(--ithread; ithread >= 0; ithread--) | |
| { | |
| pthread_join(cpi->h_encoding_thread[ithread], 0); | |
| sem_destroy(&cpi->h_event_start_encoding[ithread]); | |
| } | |
| sem_destroy(&cpi->h_event_end_encoding); | |
| /* free thread related resources */ | |
| vpx_free(cpi->h_event_start_encoding); | |
| vpx_free(cpi->h_encoding_thread); | |
| vpx_free(cpi->mb_row_ei); | |
| vpx_free(cpi->en_thread_data); | |
| pthread_mutex_destroy(&cpi->mt_mutex); | |
| return -1; | |
| } | |
| { | |
| LPFTHREAD_DATA * lpfthd = &cpi->lpf_thread_data; | |
| sem_init(&cpi->h_event_start_lpf, 0, 0); | |
| sem_init(&cpi->h_event_end_lpf, 0, 0); | |
| lpfthd->ptr1 = (void *)cpi; | |
| rc = pthread_create(&cpi->h_filter_thread, 0, thread_loopfilter, | |
| lpfthd); | |
| if(rc) | |
| { | |
| /* shutdown other threads */ | |
| protected_write(&cpi->mt_mutex, &cpi->b_multi_threaded, 0); | |
| for(--ithread; ithread >= 0; ithread--) | |
| { | |
| sem_post(&cpi->h_event_start_encoding[ithread]); | |
| pthread_join(cpi->h_encoding_thread[ithread], 0); | |
| sem_destroy(&cpi->h_event_start_encoding[ithread]); | |
| } | |
| sem_destroy(&cpi->h_event_end_encoding); | |
| sem_destroy(&cpi->h_event_end_lpf); | |
| sem_destroy(&cpi->h_event_start_lpf); | |
| /* free thread related resources */ | |
| vpx_free(cpi->h_event_start_encoding); | |
| vpx_free(cpi->h_encoding_thread); | |
| vpx_free(cpi->mb_row_ei); | |
| vpx_free(cpi->en_thread_data); | |
| pthread_mutex_destroy(&cpi->mt_mutex); | |
| return -2; | |
| } | |
| } | |
| } | |
| return 0; | |
| } | |
| void vp8cx_remove_encoder_threads(VP8_COMP *cpi) | |
| { | |
| if (protected_read(&cpi->mt_mutex, &cpi->b_multi_threaded)) | |
| { | |
| /* shutdown other threads */ | |
| protected_write(&cpi->mt_mutex, &cpi->b_multi_threaded, 0); | |
| { | |
| int i; | |
| for (i = 0; i < cpi->encoding_thread_count; i++) | |
| { | |
| sem_post(&cpi->h_event_start_encoding[i]); | |
| pthread_join(cpi->h_encoding_thread[i], 0); | |
| sem_destroy(&cpi->h_event_start_encoding[i]); | |
| } | |
| sem_post(&cpi->h_event_start_lpf); | |
| pthread_join(cpi->h_filter_thread, 0); | |
| } | |
| sem_destroy(&cpi->h_event_end_encoding); | |
| sem_destroy(&cpi->h_event_end_lpf); | |
| sem_destroy(&cpi->h_event_start_lpf); | |
| /* free thread related resources */ | |
| vpx_free(cpi->h_event_start_encoding); | |
| vpx_free(cpi->h_encoding_thread); | |
| vpx_free(cpi->mb_row_ei); | |
| vpx_free(cpi->en_thread_data); | |
| } | |
| pthread_mutex_destroy(&cpi->mt_mutex); | |
| } | |
| #endif |