| /* |
| * 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. |
| */ |
| |
| |
| #ifndef WIN32 |
| # include <unistd.h> |
| #endif |
| #ifdef __APPLE__ |
| #include <mach/mach_init.h> |
| #endif |
| #include "onyxd_int.h" |
| #include "vpx_mem/vpx_mem.h" |
| #include "threading.h" |
| |
| #include "loopfilter.h" |
| #include "extend.h" |
| #include "vpx_ports/vpx_timer.h" |
| |
| #define MAX_ROWS 256 |
| |
| extern void vp8_decode_mb_row(VP8D_COMP *pbi, |
| VP8_COMMON *pc, |
| int mb_row, |
| MACROBLOCKD *xd); |
| |
| extern void vp8_build_uvmvs(MACROBLOCKD *x, int fullpixel); |
| extern void vp8_decode_macroblock(VP8D_COMP *pbi, MACROBLOCKD *xd); |
| |
| void vp8_thread_loop_filter(VP8D_COMP *pbi, MB_ROW_DEC *mbrd, int ithread); |
| |
| void vp8_setup_decoding_thread_data(VP8D_COMP *pbi, MACROBLOCKD *xd, MB_ROW_DEC *mbrd, int count) |
| { |
| #if CONFIG_MULTITHREAD |
| VP8_COMMON *const pc = & pbi->common; |
| int i, j; |
| |
| for (i = 0; i < count; i++) |
| { |
| MACROBLOCKD *mbd = &mbrd[i].mbd; |
| #if CONFIG_RUNTIME_CPU_DETECT |
| mbd->rtcd = xd->rtcd; |
| #endif |
| mbd->subpixel_predict = xd->subpixel_predict; |
| mbd->subpixel_predict8x4 = xd->subpixel_predict8x4; |
| mbd->subpixel_predict8x8 = xd->subpixel_predict8x8; |
| mbd->subpixel_predict16x16 = xd->subpixel_predict16x16; |
| |
| mbd->mode_info_context = pc->mi + pc->mode_info_stride * (i + 1); |
| mbd->mode_info_stride = pc->mode_info_stride; |
| |
| mbd->frame_type = pc->frame_type; |
| mbd->frames_since_golden = pc->frames_since_golden; |
| mbd->frames_till_alt_ref_frame = pc->frames_till_alt_ref_frame; |
| |
| mbd->pre = pc->yv12_fb[pc->lst_fb_idx]; |
| mbd->dst = pc->yv12_fb[pc->new_fb_idx]; |
| |
| vp8_setup_block_dptrs(mbd); |
| vp8_build_block_doffsets(mbd); |
| mbd->segmentation_enabled = xd->segmentation_enabled; |
| mbd->mb_segement_abs_delta = xd->mb_segement_abs_delta; |
| vpx_memcpy(mbd->segment_feature_data, xd->segment_feature_data, sizeof(xd->segment_feature_data)); |
| |
| mbd->current_bc = &pbi->bc2; |
| |
| for (j = 0; j < 25; j++) |
| { |
| mbd->block[j].dequant = xd->block[j].dequant; |
| } |
| } |
| |
| for (i=0; i< pc->mb_rows; i++) |
| pbi->current_mb_col[i]=-1; |
| #else |
| (void) pbi; |
| (void) xd; |
| (void) mbrd; |
| (void) count; |
| #endif |
| } |
| |
| void vp8_setup_loop_filter_thread_data(VP8D_COMP *pbi, MACROBLOCKD *xd, MB_ROW_DEC *mbrd, int count) |
| { |
| #if CONFIG_MULTITHREAD |
| VP8_COMMON *const pc = & pbi->common; |
| int i, j; |
| |
| for (i = 0; i < count; i++) |
| { |
| MACROBLOCKD *mbd = &mbrd[i].mbd; |
| //#if CONFIG_RUNTIME_CPU_DETECT |
| // mbd->rtcd = xd->rtcd; |
| //#endif |
| |
| //mbd->subpixel_predict = xd->subpixel_predict; |
| //mbd->subpixel_predict8x4 = xd->subpixel_predict8x4; |
| //mbd->subpixel_predict8x8 = xd->subpixel_predict8x8; |
| //mbd->subpixel_predict16x16 = xd->subpixel_predict16x16; |
| |
| mbd->mode_info_context = pc->mi + pc->mode_info_stride * (i + 1); |
| mbd->mode_info_stride = pc->mode_info_stride; |
| |
| //mbd->frame_type = pc->frame_type; |
| //mbd->frames_since_golden = pc->frames_since_golden; |
| //mbd->frames_till_alt_ref_frame = pc->frames_till_alt_ref_frame; |
| |
| //mbd->pre = pc->yv12_fb[pc->lst_fb_idx]; |
| //mbd->dst = pc->yv12_fb[pc->new_fb_idx]; |
| |
| //vp8_setup_block_dptrs(mbd); |
| //vp8_build_block_doffsets(mbd); |
| mbd->segmentation_enabled = xd->segmentation_enabled; // |
| mbd->mb_segement_abs_delta = xd->mb_segement_abs_delta; // |
| vpx_memcpy(mbd->segment_feature_data, xd->segment_feature_data, sizeof(xd->segment_feature_data)); // |
| |
| //signed char ref_lf_deltas[MAX_REF_LF_DELTAS]; |
| vpx_memcpy(mbd->ref_lf_deltas, xd->ref_lf_deltas, sizeof(xd->ref_lf_deltas)); |
| //signed char mode_lf_deltas[MAX_MODE_LF_DELTAS]; |
| vpx_memcpy(mbd->mode_lf_deltas, xd->mode_lf_deltas, sizeof(xd->mode_lf_deltas)); |
| //unsigned char mode_ref_lf_delta_enabled; |
| //unsigned char mode_ref_lf_delta_update; |
| mbd->mode_ref_lf_delta_enabled = xd->mode_ref_lf_delta_enabled; |
| mbd->mode_ref_lf_delta_update = xd->mode_ref_lf_delta_update; |
| |
| //mbd->mbmi.mode = DC_PRED; |
| //mbd->mbmi.uv_mode = DC_PRED; |
| //mbd->current_bc = &pbi->bc2; |
| |
| //for (j = 0; j < 25; j++) |
| //{ |
| // mbd->block[j].dequant = xd->block[j].dequant; |
| //} |
| } |
| |
| for (i=0; i< pc->mb_rows; i++) |
| pbi->current_mb_col[i]=-1; |
| #else |
| (void) pbi; |
| (void) xd; |
| (void) mbrd; |
| (void) count; |
| #endif |
| } |
| |
| THREAD_FUNCTION vp8_thread_decoding_proc(void *p_data) |
| { |
| #if CONFIG_MULTITHREAD |
| int ithread = ((DECODETHREAD_DATA *)p_data)->ithread; |
| VP8D_COMP *pbi = (VP8D_COMP *)(((DECODETHREAD_DATA *)p_data)->ptr1); |
| MB_ROW_DEC *mbrd = (MB_ROW_DEC *)(((DECODETHREAD_DATA *)p_data)->ptr2); |
| ENTROPY_CONTEXT_PLANES mb_row_left_context; |
| |
| while (1) |
| { |
| int current_filter_level = 0; |
| |
| if (pbi->b_multithreaded_rd == 0) |
| break; |
| |
| //if(WaitForSingleObject(pbi->h_event_start_decoding[ithread], INFINITE) == WAIT_OBJECT_0) |
| if (sem_wait(&pbi->h_event_start_decoding[ithread]) == 0) |
| { |
| if (pbi->b_multithreaded_rd == 0) |
| break; |
| else |
| { |
| VP8_COMMON *pc = &pbi->common; |
| MACROBLOCKD *xd = &mbrd->mbd; |
| |
| int mb_row; |
| int num_part = 1 << pbi->common.multi_token_partition; |
| volatile int *last_row_current_mb_col; |
| |
| for (mb_row = ithread+1; mb_row < pc->mb_rows; mb_row += (pbi->decoding_thread_count + 1)) |
| { |
| int i; |
| int recon_yoffset, recon_uvoffset; |
| int mb_col; |
| int ref_fb_idx = pc->lst_fb_idx; |
| int dst_fb_idx = pc->new_fb_idx; |
| int recon_y_stride = pc->yv12_fb[ref_fb_idx].y_stride; |
| int recon_uv_stride = pc->yv12_fb[ref_fb_idx].uv_stride; |
| |
| pbi->mb_row_di[ithread].mb_row = mb_row; |
| pbi->mb_row_di[ithread].mbd.current_bc = &pbi->mbc[mb_row%num_part]; |
| |
| last_row_current_mb_col = &pbi->current_mb_col[mb_row -1]; |
| |
| recon_yoffset = mb_row * recon_y_stride * 16; |
| recon_uvoffset = mb_row * recon_uv_stride * 8; |
| // reset above block coeffs |
| |
| xd->above_context = pc->above_context; |
| xd->left_context = &mb_row_left_context; |
| vpx_memset(&mb_row_left_context, 0, sizeof(mb_row_left_context)); |
| xd->up_available = (mb_row != 0); |
| |
| xd->mb_to_top_edge = -((mb_row * 16)) << 3; |
| xd->mb_to_bottom_edge = ((pc->mb_rows - 1 - mb_row) * 16) << 3; |
| |
| for (mb_col = 0; mb_col < pc->mb_cols; mb_col++) |
| { |
| if ((mb_col & 7) == 0) |
| { |
| while (mb_col > (*last_row_current_mb_col - 8) && *last_row_current_mb_col != pc->mb_cols - 1) |
| { |
| x86_pause_hint(); |
| thread_sleep(0); |
| } |
| } |
| |
| if (xd->mode_info_context->mbmi.mode == SPLITMV || xd->mode_info_context->mbmi.mode == B_PRED) |
| { |
| for (i = 0; i < 16; i++) |
| { |
| BLOCKD *d = &xd->block[i]; |
| vpx_memcpy(&d->bmi, &xd->mode_info_context->bmi[i], sizeof(B_MODE_INFO)); |
| } |
| } |
| |
| // 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 = ((pc->mb_cols - 1 - mb_col) * 16) << 3; |
| |
| xd->dst.y_buffer = pc->yv12_fb[dst_fb_idx].y_buffer + recon_yoffset; |
| xd->dst.u_buffer = pc->yv12_fb[dst_fb_idx].u_buffer + recon_uvoffset; |
| xd->dst.v_buffer = pc->yv12_fb[dst_fb_idx].v_buffer + recon_uvoffset; |
| |
| xd->left_available = (mb_col != 0); |
| |
| // Select the appropriate reference frame for this MB |
| if (xd->mode_info_context->mbmi.ref_frame == LAST_FRAME) |
| ref_fb_idx = pc->lst_fb_idx; |
| else if (xd->mode_info_context->mbmi.ref_frame == GOLDEN_FRAME) |
| ref_fb_idx = pc->gld_fb_idx; |
| else |
| ref_fb_idx = pc->alt_fb_idx; |
| |
| xd->pre.y_buffer = pc->yv12_fb[ref_fb_idx].y_buffer + recon_yoffset; |
| xd->pre.u_buffer = pc->yv12_fb[ref_fb_idx].u_buffer + recon_uvoffset; |
| xd->pre.v_buffer = pc->yv12_fb[ref_fb_idx].v_buffer + recon_uvoffset; |
| |
| vp8_build_uvmvs(xd, pc->full_pixel); |
| |
| vp8_decode_macroblock(pbi, xd); |
| |
| recon_yoffset += 16; |
| recon_uvoffset += 8; |
| |
| ++xd->mode_info_context; /* next mb */ |
| |
| xd->above_context++; |
| |
| //pbi->mb_row_di[ithread].current_mb_col = mb_col; |
| pbi->current_mb_col[mb_row] = mb_col; |
| } |
| |
| // adjust to the next row of mbs |
| 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 |
| ); |
| |
| ++xd->mode_info_context; /* skip prediction column */ |
| |
| // since we have multithread |
| xd->mode_info_context += xd->mode_info_stride * pbi->decoding_thread_count; |
| |
| pbi->last_mb_row_decoded = mb_row; |
| |
| } |
| } |
| } |
| |
| // If |pbi->common.filter_level| is 0 the value can change in-between |
| // the sem_post and the check to call vp8_thread_loop_filter. |
| current_filter_level = pbi->common.filter_level; |
| |
| // add this to each frame |
| 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)) |
| { |
| //SetEvent(pbi->h_event_end_decoding); |
| sem_post(&pbi->h_event_end_decoding); |
| } |
| |
| if ((pbi->b_multithreaded_lf) && (current_filter_level)) |
| vp8_thread_loop_filter(pbi, mbrd, ithread); |
| |
| } |
| #else |
| (void) p_data; |
| #endif |
| |
| return 0 ; |
| } |
| |
| |
| void vp8_thread_loop_filter(VP8D_COMP *pbi, MB_ROW_DEC *mbrd, int ithread) |
| { |
| #if CONFIG_MULTITHREAD |
| |
| if (sem_wait(&pbi->h_event_start_lpf[ithread]) == 0) |
| { |
| // if (pbi->b_multithreaded_lf == 0) // we're shutting down ???? |
| // break; |
| // else |
| { |
| VP8_COMMON *cm = &pbi->common; |
| MACROBLOCKD *mbd = &mbrd->mbd; |
| int default_filt_lvl = pbi->common.filter_level; |
| |
| YV12_BUFFER_CONFIG *post = cm->frame_to_show; |
| loop_filter_info *lfi = cm->lf_info; |
| //int frame_type = cm->frame_type; |
| |
| int mb_row; |
| int mb_col; |
| |
| int filter_level; |
| int alt_flt_enabled = mbd->segmentation_enabled; |
| |
| int i; |
| unsigned char *y_ptr, *u_ptr, *v_ptr; |
| |
| volatile int *last_row_current_mb_col; |
| |
| // Set up the buffer pointers |
| y_ptr = post->y_buffer + post->y_stride * 16 * (ithread +1); |
| u_ptr = post->u_buffer + post->uv_stride * 8 * (ithread +1); |
| v_ptr = post->v_buffer + post->uv_stride * 8 * (ithread +1); |
| |
| // vp8_filter each macro block |
| for (mb_row = ithread+1; mb_row < cm->mb_rows; mb_row+= (pbi->decoding_thread_count + 1)) |
| { |
| last_row_current_mb_col = &pbi->current_mb_col[mb_row -1]; |
| |
| for (mb_col = 0; mb_col < cm->mb_cols; mb_col++) |
| { |
| int Segment = (alt_flt_enabled) ? mbd->mode_info_context->mbmi.segment_id : 0; |
| |
| if ((mb_col & 7) == 0) |
| { |
| while (mb_col > (*last_row_current_mb_col-8) && *last_row_current_mb_col != cm->mb_cols - 1) |
| { |
| x86_pause_hint(); |
| thread_sleep(0); |
| } |
| } |
| |
| filter_level = pbi->mt_baseline_filter_level[Segment]; |
| |
| // Apply any context driven MB level adjustment |
| vp8_adjust_mb_lf_value(mbd, &filter_level); |
| |
| if (filter_level) |
| { |
| if (mb_col > 0) |
| cm->lf_mbv(y_ptr, u_ptr, v_ptr, post->y_stride, post->uv_stride, &lfi[filter_level], cm->simpler_lpf); |
| |
| if (mbd->mode_info_context->mbmi.dc_diff > 0) |
| cm->lf_bv(y_ptr, u_ptr, v_ptr, post->y_stride, post->uv_stride, &lfi[filter_level], cm->simpler_lpf); |
| |
| // don't apply across umv border |
| if (mb_row > 0) |
| cm->lf_mbh(y_ptr, u_ptr, v_ptr, post->y_stride, post->uv_stride, &lfi[filter_level], cm->simpler_lpf); |
| |
| if (mbd->mode_info_context->mbmi.dc_diff > 0) |
| cm->lf_bh(y_ptr, u_ptr, v_ptr, post->y_stride, post->uv_stride, &lfi[filter_level], cm->simpler_lpf); |
| } |
| |
| y_ptr += 16; |
| u_ptr += 8; |
| v_ptr += 8; |
| |
| mbd->mode_info_context++; // step to next MB |
| pbi->current_mb_col[mb_row] = mb_col; |
| } |
| |
| mbd->mode_info_context++; // Skip border mb |
| |
| y_ptr += post->y_stride * 16 * (pbi->decoding_thread_count + 1) - post->y_width; |
| u_ptr += post->uv_stride * 8 * (pbi->decoding_thread_count + 1) - post->uv_width; |
| v_ptr += post->uv_stride * 8 * (pbi->decoding_thread_count + 1) - post->uv_width; |
| |
| mbd->mode_info_context += pbi->decoding_thread_count * mbd->mode_info_stride; // Skip border mb |
| } |
| } |
| } |
| |
| // add this to each frame |
| 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)) |
| { |
| sem_post(&pbi->h_event_end_lpf); |
| } |
| #else |
| (void) pbi; |
| #endif |
| } |
| |
| void vp8_decoder_create_threads(VP8D_COMP *pbi) |
| { |
| #if CONFIG_MULTITHREAD |
| int core_count = 0; |
| int ithread; |
| |
| pbi->b_multithreaded_rd = 0; |
| pbi->b_multithreaded_lf = 0; |
| pbi->allocated_decoding_thread_count = 0; |
| core_count = (pbi->max_threads > 16) ? 16 : pbi->max_threads; |
| |
| if (core_count > 1) |
| { |
| pbi->b_multithreaded_rd = 1; |
| pbi->b_multithreaded_lf = 1; // this can be merged with pbi->b_multithreaded_rd ? |
| pbi->decoding_thread_count = core_count -1; |
| |
| CHECK_MEM_ERROR(pbi->h_decoding_thread, vpx_malloc(sizeof(pthread_t) * pbi->decoding_thread_count)); |
| CHECK_MEM_ERROR(pbi->h_event_start_decoding, vpx_malloc(sizeof(sem_t) * pbi->decoding_thread_count)); |
| CHECK_MEM_ERROR(pbi->mb_row_di, vpx_memalign(32, sizeof(MB_ROW_DEC) * pbi->decoding_thread_count)); |
| vpx_memset(pbi->mb_row_di, 0, sizeof(MB_ROW_DEC) * pbi->decoding_thread_count); |
| CHECK_MEM_ERROR(pbi->de_thread_data, vpx_malloc(sizeof(DECODETHREAD_DATA) * pbi->decoding_thread_count)); |
| |
| CHECK_MEM_ERROR(pbi->current_mb_col, vpx_malloc(sizeof(int) * MAX_ROWS)); // pc->mb_rows)); |
| CHECK_MEM_ERROR(pbi->h_event_start_lpf, vpx_malloc(sizeof(sem_t) * pbi->decoding_thread_count)); |
| |
| for (ithread = 0; ithread < pbi->decoding_thread_count; ithread++) |
| { |
| sem_init(&pbi->h_event_start_decoding[ithread], 0, 0); |
| sem_init(&pbi->h_event_start_lpf[ithread], 0, 0); |
| |
| pbi->de_thread_data[ithread].ithread = ithread; |
| pbi->de_thread_data[ithread].ptr1 = (void *)pbi; |
| pbi->de_thread_data[ithread].ptr2 = (void *) &pbi->mb_row_di[ithread]; |
| |
| pthread_create(&pbi->h_decoding_thread[ithread], 0, vp8_thread_decoding_proc, (&pbi->de_thread_data[ithread])); |
| } |
| |
| sem_init(&pbi->h_event_end_decoding, 0, 0); |
| sem_init(&pbi->h_event_end_lpf, 0, 0); |
| |
| pbi->allocated_decoding_thread_count = pbi->decoding_thread_count; |
| } |
| |
| #else |
| (void) pbi; |
| #endif |
| } |
| |
| void vp8_decoder_remove_threads(VP8D_COMP *pbi) |
| { |
| #if CONFIG_MULTITHREAD |
| |
| if (pbi->b_multithreaded_lf) |
| { |
| int i; |
| pbi->b_multithreaded_lf = 0; |
| |
| for (i = 0; i < pbi->allocated_decoding_thread_count; i++) |
| sem_destroy(&pbi->h_event_start_lpf[i]); |
| |
| sem_destroy(&pbi->h_event_end_lpf); |
| } |
| |
| //shutdown MB Decoding thread; |
| if (pbi->b_multithreaded_rd) |
| { |
| int i; |
| |
| pbi->b_multithreaded_rd = 0; |
| |
| // allow all threads to exit |
| for (i = 0; i < pbi->allocated_decoding_thread_count; i++) |
| { |
| sem_post(&pbi->h_event_start_decoding[i]); |
| pthread_join(pbi->h_decoding_thread[i], NULL); |
| } |
| |
| for (i = 0; i < pbi->allocated_decoding_thread_count; i++) |
| { |
| sem_destroy(&pbi->h_event_start_decoding[i]); |
| } |
| |
| sem_destroy(&pbi->h_event_end_decoding); |
| |
| if (pbi->h_decoding_thread) |
| { |
| vpx_free(pbi->h_decoding_thread); |
| pbi->h_decoding_thread = NULL; |
| } |
| |
| if (pbi->h_event_start_decoding) |
| { |
| vpx_free(pbi->h_event_start_decoding); |
| pbi->h_event_start_decoding = NULL; |
| } |
| |
| if (pbi->h_event_start_lpf) |
| { |
| vpx_free(pbi->h_event_start_lpf); |
| pbi->h_event_start_lpf = NULL; |
| } |
| |
| if (pbi->mb_row_di) |
| { |
| vpx_free(pbi->mb_row_di); |
| pbi->mb_row_di = NULL ; |
| } |
| |
| if (pbi->de_thread_data) |
| { |
| vpx_free(pbi->de_thread_data); |
| pbi->de_thread_data = NULL; |
| } |
| |
| if (pbi->current_mb_col) |
| { |
| vpx_free(pbi->current_mb_col); |
| pbi->current_mb_col = NULL ; |
| } |
| } |
| #else |
| (void) pbi; |
| #endif |
| } |
| |
| |
| void vp8_start_lfthread(VP8D_COMP *pbi) |
| { |
| #if CONFIG_MULTITHREAD |
| /* |
| memcpy(&pbi->lpfmb, &pbi->mb, sizeof(pbi->mb)); |
| pbi->last_mb_row_decoded = 0; |
| sem_post(&pbi->h_event_start_lpf); |
| */ |
| (void) pbi; |
| #else |
| (void) pbi; |
| #endif |
| } |
| |
| void vp8_stop_lfthread(VP8D_COMP *pbi) |
| { |
| #if CONFIG_MULTITHREAD |
| /* |
| struct vpx_usec_timer timer; |
| |
| vpx_usec_timer_start(&timer); |
| |
| sem_wait(&pbi->h_event_end_lpf); |
| |
| vpx_usec_timer_mark(&timer); |
| pbi->time_loop_filtering += vpx_usec_timer_elapsed(&timer); |
| */ |
| (void) pbi; |
| #else |
| (void) pbi; |
| #endif |
| } |
| |
| |
| void vp8_mtdecode_mb_rows(VP8D_COMP *pbi, |
| MACROBLOCKD *xd) |
| { |
| #if CONFIG_MULTITHREAD |
| int mb_row; |
| VP8_COMMON *pc = &pbi->common; |
| |
| int ibc = 0; |
| int num_part = 1 << pbi->common.multi_token_partition; |
| int i; |
| volatile int *last_row_current_mb_col = NULL; |
| |
| vp8_setup_decoding_thread_data(pbi, xd, pbi->mb_row_di, pbi->decoding_thread_count); |
| |
| for (i = 0; i < pbi->decoding_thread_count; i++) |
| sem_post(&pbi->h_event_start_decoding[i]); |
| |
| for (mb_row = 0; mb_row < pc->mb_rows; mb_row += (pbi->decoding_thread_count + 1)) |
| { |
| int i; |
| |
| xd->current_bc = &pbi->mbc[mb_row%num_part]; |
| |
| //vp8_decode_mb_row(pbi, pc, mb_row, xd); |
| { |
| int i; |
| int recon_yoffset, recon_uvoffset; |
| int mb_col; |
| int ref_fb_idx = pc->lst_fb_idx; |
| int dst_fb_idx = pc->new_fb_idx; |
| int recon_y_stride = pc->yv12_fb[ref_fb_idx].y_stride; |
| int recon_uv_stride = pc->yv12_fb[ref_fb_idx].uv_stride; |
| |
| // volatile int *last_row_current_mb_col = NULL; |
| if (mb_row > 0) |
| last_row_current_mb_col = &pbi->current_mb_col[mb_row -1]; |
| |
| vpx_memset(&pc->left_context, 0, sizeof(pc->left_context)); |
| recon_yoffset = mb_row * recon_y_stride * 16; |
| recon_uvoffset = mb_row * recon_uv_stride * 8; |
| // reset above block coeffs |
| |
| xd->above_context = pc->above_context; |
| xd->up_available = (mb_row != 0); |
| |
| xd->mb_to_top_edge = -((mb_row * 16)) << 3; |
| xd->mb_to_bottom_edge = ((pc->mb_rows - 1 - mb_row) * 16) << 3; |
| |
| for (mb_col = 0; mb_col < pc->mb_cols; mb_col++) |
| { |
| if ( mb_row > 0 && (mb_col & 7) == 0){ |
| while (mb_col > (*last_row_current_mb_col - 8) && *last_row_current_mb_col != pc->mb_cols - 1) |
| { |
| x86_pause_hint(); |
| thread_sleep(0); |
| } |
| } |
| |
| if (xd->mode_info_context->mbmi.mode == SPLITMV || xd->mode_info_context->mbmi.mode == B_PRED) |
| { |
| for (i = 0; i < 16; i++) |
| { |
| BLOCKD *d = &xd->block[i]; |
| vpx_memcpy(&d->bmi, &xd->mode_info_context->bmi[i], sizeof(B_MODE_INFO)); |
| } |
| } |
| |
| // 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 = ((pc->mb_cols - 1 - mb_col) * 16) << 3; |
| |
| xd->dst.y_buffer = pc->yv12_fb[dst_fb_idx].y_buffer + recon_yoffset; |
| xd->dst.u_buffer = pc->yv12_fb[dst_fb_idx].u_buffer + recon_uvoffset; |
| xd->dst.v_buffer = pc->yv12_fb[dst_fb_idx].v_buffer + recon_uvoffset; |
| |
| xd->left_available = (mb_col != 0); |
| |
| // Select the appropriate reference frame for this MB |
| if (xd->mode_info_context->mbmi.ref_frame == LAST_FRAME) |
| ref_fb_idx = pc->lst_fb_idx; |
| else if (xd->mode_info_context->mbmi.ref_frame == GOLDEN_FRAME) |
| ref_fb_idx = pc->gld_fb_idx; |
| else |
| ref_fb_idx = pc->alt_fb_idx; |
| |
| xd->pre.y_buffer = pc->yv12_fb[ref_fb_idx].y_buffer + recon_yoffset; |
| xd->pre.u_buffer = pc->yv12_fb[ref_fb_idx].u_buffer + recon_uvoffset; |
| xd->pre.v_buffer = pc->yv12_fb[ref_fb_idx].v_buffer + recon_uvoffset; |
| |
| vp8_build_uvmvs(xd, pc->full_pixel); |
| |
| vp8_decode_macroblock(pbi, xd); |
| |
| recon_yoffset += 16; |
| recon_uvoffset += 8; |
| |
| ++xd->mode_info_context; /* next mb */ |
| |
| xd->above_context++; |
| |
| //pbi->current_mb_col_main = mb_col; |
| pbi->current_mb_col[mb_row] = mb_col; |
| } |
| |
| // adjust to the next row of mbs |
| 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 |
| ); |
| |
| ++xd->mode_info_context; /* skip prediction column */ |
| |
| pbi->last_mb_row_decoded = mb_row; |
| } |
| xd->mode_info_context += xd->mode_info_stride * pbi->decoding_thread_count; |
| } |
| |
| sem_wait(&pbi->h_event_end_decoding); // add back for each frame |
| #else |
| (void) pbi; |
| (void) xd; |
| #endif |
| } |
| |
| |
| void vp8_mt_loop_filter_frame( VP8D_COMP *pbi) |
| { |
| #if CONFIG_MULTITHREAD |
| VP8_COMMON *cm = &pbi->common; |
| MACROBLOCKD *mbd = &pbi->mb; |
| int default_filt_lvl = pbi->common.filter_level; |
| |
| YV12_BUFFER_CONFIG *post = cm->frame_to_show; |
| loop_filter_info *lfi = cm->lf_info; |
| int frame_type = cm->frame_type; |
| |
| int mb_row; |
| int mb_col; |
| |
| int filter_level; |
| int alt_flt_enabled = mbd->segmentation_enabled; |
| |
| int i; |
| unsigned char *y_ptr, *u_ptr, *v_ptr; |
| |
| volatile int *last_row_current_mb_col=NULL; |
| |
| vp8_setup_loop_filter_thread_data(pbi, mbd, pbi->mb_row_di, pbi->decoding_thread_count); |
| |
| mbd->mode_info_context = cm->mi; // Point at base of Mb MODE_INFO list |
| |
| // Note the baseline filter values for each segment |
| if (alt_flt_enabled) |
| { |
| for (i = 0; i < MAX_MB_SEGMENTS; i++) |
| { |
| // Abs value |
| if (mbd->mb_segement_abs_delta == SEGMENT_ABSDATA) |
| pbi->mt_baseline_filter_level[i] = mbd->segment_feature_data[MB_LVL_ALT_LF][i]; |
| // Delta Value |
| else |
| { |
| pbi->mt_baseline_filter_level[i] = default_filt_lvl + mbd->segment_feature_data[MB_LVL_ALT_LF][i]; |
| 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 |
| } |
| } |
| } |
| else |
| { |
| for (i = 0; i < MAX_MB_SEGMENTS; i++) |
| pbi->mt_baseline_filter_level[i] = default_filt_lvl; |
| } |
| |
| // Initialize the loop filter for this frame. |
| if ((cm->last_filter_type != cm->filter_type) || (cm->last_sharpness_level != cm->sharpness_level)) |
| vp8_init_loop_filter(cm); |
| else if (frame_type != cm->last_frame_type) |
| vp8_frame_init_loop_filter(lfi, frame_type); |
| |
| for (i = 0; i < pbi->decoding_thread_count; i++) |
| sem_post(&pbi->h_event_start_lpf[i]); |
| // sem_post(&pbi->h_event_start_lpf); |
| |
| // Set up the buffer pointers |
| y_ptr = post->y_buffer; |
| u_ptr = post->u_buffer; |
| v_ptr = post->v_buffer; |
| |
| // vp8_filter each macro block |
| for (mb_row = 0; mb_row < cm->mb_rows; mb_row+= (pbi->decoding_thread_count + 1)) |
| { |
| if (mb_row > 0) |
| last_row_current_mb_col = &pbi->current_mb_col[mb_row -1]; |
| |
| for (mb_col = 0; mb_col < cm->mb_cols; mb_col++) |
| { |
| int Segment = (alt_flt_enabled) ? mbd->mode_info_context->mbmi.segment_id : 0; |
| |
| if ( mb_row > 0 && (mb_col & 7) == 0){ |
| // if ( mb_row > 0 ){ |
| while (mb_col > (*last_row_current_mb_col-8) && *last_row_current_mb_col != cm->mb_cols - 1) |
| { |
| x86_pause_hint(); |
| thread_sleep(0); |
| } |
| } |
| |
| filter_level = pbi->mt_baseline_filter_level[Segment]; |
| |
| // 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 |
| // Apply any context driven MB level adjustment |
| vp8_adjust_mb_lf_value(mbd, &filter_level); |
| |
| if (filter_level) |
| { |
| if (mb_col > 0) |
| cm->lf_mbv(y_ptr, u_ptr, v_ptr, post->y_stride, post->uv_stride, &lfi[filter_level], cm->simpler_lpf); |
| |
| if (mbd->mode_info_context->mbmi.dc_diff > 0) |
| cm->lf_bv(y_ptr, u_ptr, v_ptr, post->y_stride, post->uv_stride, &lfi[filter_level], cm->simpler_lpf); |
| |
| // don't apply across umv border |
| if (mb_row > 0) |
| cm->lf_mbh(y_ptr, u_ptr, v_ptr, post->y_stride, post->uv_stride, &lfi[filter_level], cm->simpler_lpf); |
| |
| if (mbd->mode_info_context->mbmi.dc_diff > 0) |
| cm->lf_bh(y_ptr, u_ptr, v_ptr, post->y_stride, post->uv_stride, &lfi[filter_level], cm->simpler_lpf); |
| } |
| |
| y_ptr += 16; |
| u_ptr += 8; |
| v_ptr += 8; |
| |
| mbd->mode_info_context++; // step to next MB |
| pbi->current_mb_col[mb_row] = mb_col; |
| } |
| mbd->mode_info_context++; // Skip border mb |
| |
| //update for multi-thread |
| y_ptr += post->y_stride * 16 * (pbi->decoding_thread_count + 1) - post->y_width; |
| u_ptr += post->uv_stride * 8 * (pbi->decoding_thread_count + 1) - post->uv_width; |
| v_ptr += post->uv_stride * 8 * (pbi->decoding_thread_count + 1) - post->uv_width; |
| mbd->mode_info_context += pbi->decoding_thread_count * mbd->mode_info_stride; |
| } |
| |
| sem_wait(&pbi->h_event_end_lpf); |
| #else |
| (void) pbi; |
| #endif |
| } |
