1233d2500723e5594f3e7c70896ffeeef32b9c950ywan/* 2233d2500723e5594f3e7c70896ffeeef32b9c950ywan * Copyright (c) 2010 The WebM project authors. All Rights Reserved. 3233d2500723e5594f3e7c70896ffeeef32b9c950ywan * 4233d2500723e5594f3e7c70896ffeeef32b9c950ywan * Use of this source code is governed by a BSD-style license 5233d2500723e5594f3e7c70896ffeeef32b9c950ywan * that can be found in the LICENSE file in the root of the source 6233d2500723e5594f3e7c70896ffeeef32b9c950ywan * tree. An additional intellectual property rights grant can be found 7233d2500723e5594f3e7c70896ffeeef32b9c950ywan * in the file PATENTS. All contributing project authors may 8233d2500723e5594f3e7c70896ffeeef32b9c950ywan * be found in the AUTHORS file in the root of the source tree. 9233d2500723e5594f3e7c70896ffeeef32b9c950ywan */ 10233d2500723e5594f3e7c70896ffeeef32b9c950ywan 11233d2500723e5594f3e7c70896ffeeef32b9c950ywan#include <limits.h> 12233d2500723e5594f3e7c70896ffeeef32b9c950ywan 13233d2500723e5594f3e7c70896ffeeef32b9c950ywan#include "vpx_mem/vpx_mem.h" 14233d2500723e5594f3e7c70896ffeeef32b9c950ywan#include "vp9/encoder/vp9_rdopt.h" 15233d2500723e5594f3e7c70896ffeeef32b9c950ywan#include "vp9/encoder/vp9_segmentation.h" 16233d2500723e5594f3e7c70896ffeeef32b9c950ywan#include "vp9/encoder/vp9_mcomp.h" 17233d2500723e5594f3e7c70896ffeeef32b9c950ywan#include "vp9/common/vp9_blockd.h" 18233d2500723e5594f3e7c70896ffeeef32b9c950ywan#include "vp9/common/vp9_reconinter.h" 19233d2500723e5594f3e7c70896ffeeef32b9c950ywan#include "vp9/common/vp9_reconintra.h" 20233d2500723e5594f3e7c70896ffeeef32b9c950ywan#include "vp9/common/vp9_systemdependent.h" 21233d2500723e5594f3e7c70896ffeeef32b9c950ywan 22233d2500723e5594f3e7c70896ffeeef32b9c950ywan 23233d2500723e5594f3e7c70896ffeeef32b9c950ywan 24233d2500723e5594f3e7c70896ffeeef32b9c950ywanstatic unsigned int do_16x16_motion_iteration(VP9_COMP *cpi, 25233d2500723e5594f3e7c70896ffeeef32b9c950ywan const MV *ref_mv, 26233d2500723e5594f3e7c70896ffeeef32b9c950ywan MV *dst_mv, 27233d2500723e5594f3e7c70896ffeeef32b9c950ywan int mb_row, 28233d2500723e5594f3e7c70896ffeeef32b9c950ywan int mb_col) { 29233d2500723e5594f3e7c70896ffeeef32b9c950ywan MACROBLOCK *const x = &cpi->mb; 30233d2500723e5594f3e7c70896ffeeef32b9c950ywan MACROBLOCKD *const xd = &x->e_mbd; 31233d2500723e5594f3e7c70896ffeeef32b9c950ywan vp9_variance_fn_ptr_t v_fn_ptr = cpi->fn_ptr[BLOCK_16X16]; 32233d2500723e5594f3e7c70896ffeeef32b9c950ywan 33233d2500723e5594f3e7c70896ffeeef32b9c950ywan const int tmp_col_min = x->mv_col_min; 34233d2500723e5594f3e7c70896ffeeef32b9c950ywan const int tmp_col_max = x->mv_col_max; 35233d2500723e5594f3e7c70896ffeeef32b9c950ywan const int tmp_row_min = x->mv_row_min; 36233d2500723e5594f3e7c70896ffeeef32b9c950ywan const int tmp_row_max = x->mv_row_max; 37233d2500723e5594f3e7c70896ffeeef32b9c950ywan MV ref_full; 38233d2500723e5594f3e7c70896ffeeef32b9c950ywan 39233d2500723e5594f3e7c70896ffeeef32b9c950ywan // Further step/diamond searches as necessary 40233d2500723e5594f3e7c70896ffeeef32b9c950ywan int step_param = cpi->sf.reduce_first_step_size + 41233d2500723e5594f3e7c70896ffeeef32b9c950ywan (cpi->speed < 8 ? (cpi->speed > 5 ? 1 : 0) : 2); 42233d2500723e5594f3e7c70896ffeeef32b9c950ywan step_param = MIN(step_param, (cpi->sf.max_step_search_steps - 2)); 43233d2500723e5594f3e7c70896ffeeef32b9c950ywan 44233d2500723e5594f3e7c70896ffeeef32b9c950ywan vp9_set_mv_search_range(x, ref_mv); 45233d2500723e5594f3e7c70896ffeeef32b9c950ywan 46233d2500723e5594f3e7c70896ffeeef32b9c950ywan ref_full.col = ref_mv->col >> 3; 47233d2500723e5594f3e7c70896ffeeef32b9c950ywan ref_full.row = ref_mv->row >> 3; 48233d2500723e5594f3e7c70896ffeeef32b9c950ywan 49233d2500723e5594f3e7c70896ffeeef32b9c950ywan /*cpi->sf.search_method == HEX*/ 50233d2500723e5594f3e7c70896ffeeef32b9c950ywan vp9_hex_search(x, &ref_full, step_param, x->errorperbit, 0, &v_fn_ptr, 0, 51233d2500723e5594f3e7c70896ffeeef32b9c950ywan ref_mv, dst_mv); 52233d2500723e5594f3e7c70896ffeeef32b9c950ywan 53233d2500723e5594f3e7c70896ffeeef32b9c950ywan // Try sub-pixel MC 54233d2500723e5594f3e7c70896ffeeef32b9c950ywan // if (bestsme > error_thresh && bestsme < INT_MAX) 55233d2500723e5594f3e7c70896ffeeef32b9c950ywan { 56233d2500723e5594f3e7c70896ffeeef32b9c950ywan int distortion; 57233d2500723e5594f3e7c70896ffeeef32b9c950ywan unsigned int sse; 58233d2500723e5594f3e7c70896ffeeef32b9c950ywan cpi->find_fractional_mv_step( 59233d2500723e5594f3e7c70896ffeeef32b9c950ywan x, dst_mv, ref_mv, cpi->common.allow_high_precision_mv, x->errorperbit, 60233d2500723e5594f3e7c70896ffeeef32b9c950ywan &v_fn_ptr, 0, cpi->sf.subpel_iters_per_step, NULL, NULL, &distortion, 61233d2500723e5594f3e7c70896ffeeef32b9c950ywan &sse); 62233d2500723e5594f3e7c70896ffeeef32b9c950ywan } 63233d2500723e5594f3e7c70896ffeeef32b9c950ywan 64233d2500723e5594f3e7c70896ffeeef32b9c950ywan xd->mi[0]->mbmi.mode = NEWMV; 65233d2500723e5594f3e7c70896ffeeef32b9c950ywan xd->mi[0]->mbmi.mv[0].as_mv = *dst_mv; 66233d2500723e5594f3e7c70896ffeeef32b9c950ywan 67233d2500723e5594f3e7c70896ffeeef32b9c950ywan vp9_build_inter_predictors_sby(xd, mb_row, mb_col, BLOCK_16X16); 68233d2500723e5594f3e7c70896ffeeef32b9c950ywan 69233d2500723e5594f3e7c70896ffeeef32b9c950ywan /* restore UMV window */ 70233d2500723e5594f3e7c70896ffeeef32b9c950ywan x->mv_col_min = tmp_col_min; 71233d2500723e5594f3e7c70896ffeeef32b9c950ywan x->mv_col_max = tmp_col_max; 72233d2500723e5594f3e7c70896ffeeef32b9c950ywan x->mv_row_min = tmp_row_min; 73233d2500723e5594f3e7c70896ffeeef32b9c950ywan x->mv_row_max = tmp_row_max; 74233d2500723e5594f3e7c70896ffeeef32b9c950ywan 75233d2500723e5594f3e7c70896ffeeef32b9c950ywan return vp9_sad16x16(x->plane[0].src.buf, x->plane[0].src.stride, 76233d2500723e5594f3e7c70896ffeeef32b9c950ywan xd->plane[0].dst.buf, xd->plane[0].dst.stride, 77233d2500723e5594f3e7c70896ffeeef32b9c950ywan INT_MAX); 78233d2500723e5594f3e7c70896ffeeef32b9c950ywan} 79233d2500723e5594f3e7c70896ffeeef32b9c950ywan 80233d2500723e5594f3e7c70896ffeeef32b9c950ywanstatic int do_16x16_motion_search(VP9_COMP *cpi, const int_mv *ref_mv, 81233d2500723e5594f3e7c70896ffeeef32b9c950ywan int_mv *dst_mv, int mb_row, int mb_col) { 82233d2500723e5594f3e7c70896ffeeef32b9c950ywan MACROBLOCK *const x = &cpi->mb; 83233d2500723e5594f3e7c70896ffeeef32b9c950ywan MACROBLOCKD *const xd = &x->e_mbd; 84233d2500723e5594f3e7c70896ffeeef32b9c950ywan unsigned int err, tmp_err; 85233d2500723e5594f3e7c70896ffeeef32b9c950ywan int_mv tmp_mv; 86233d2500723e5594f3e7c70896ffeeef32b9c950ywan 87233d2500723e5594f3e7c70896ffeeef32b9c950ywan // Try zero MV first 88233d2500723e5594f3e7c70896ffeeef32b9c950ywan // FIXME should really use something like near/nearest MV and/or MV prediction 89233d2500723e5594f3e7c70896ffeeef32b9c950ywan err = vp9_sad16x16(x->plane[0].src.buf, x->plane[0].src.stride, 90233d2500723e5594f3e7c70896ffeeef32b9c950ywan xd->plane[0].pre[0].buf, xd->plane[0].pre[0].stride, 91233d2500723e5594f3e7c70896ffeeef32b9c950ywan INT_MAX); 92233d2500723e5594f3e7c70896ffeeef32b9c950ywan dst_mv->as_int = 0; 93233d2500723e5594f3e7c70896ffeeef32b9c950ywan 94233d2500723e5594f3e7c70896ffeeef32b9c950ywan // Test last reference frame using the previous best mv as the 95233d2500723e5594f3e7c70896ffeeef32b9c950ywan // starting point (best reference) for the search 96233d2500723e5594f3e7c70896ffeeef32b9c950ywan tmp_err = do_16x16_motion_iteration(cpi, &ref_mv->as_mv, &tmp_mv.as_mv, 97233d2500723e5594f3e7c70896ffeeef32b9c950ywan mb_row, mb_col); 98233d2500723e5594f3e7c70896ffeeef32b9c950ywan if (tmp_err < err) { 99233d2500723e5594f3e7c70896ffeeef32b9c950ywan err = tmp_err; 100233d2500723e5594f3e7c70896ffeeef32b9c950ywan dst_mv->as_int = tmp_mv.as_int; 101233d2500723e5594f3e7c70896ffeeef32b9c950ywan } 102233d2500723e5594f3e7c70896ffeeef32b9c950ywan 103233d2500723e5594f3e7c70896ffeeef32b9c950ywan // If the current best reference mv is not centered on 0,0 then do a 0,0 104233d2500723e5594f3e7c70896ffeeef32b9c950ywan // based search as well. 105233d2500723e5594f3e7c70896ffeeef32b9c950ywan if (ref_mv->as_int) { 106233d2500723e5594f3e7c70896ffeeef32b9c950ywan unsigned int tmp_err; 107233d2500723e5594f3e7c70896ffeeef32b9c950ywan int_mv zero_ref_mv, tmp_mv; 108233d2500723e5594f3e7c70896ffeeef32b9c950ywan 109233d2500723e5594f3e7c70896ffeeef32b9c950ywan zero_ref_mv.as_int = 0; 110233d2500723e5594f3e7c70896ffeeef32b9c950ywan tmp_err = do_16x16_motion_iteration(cpi, &zero_ref_mv.as_mv, &tmp_mv.as_mv, 111233d2500723e5594f3e7c70896ffeeef32b9c950ywan mb_row, mb_col); 112233d2500723e5594f3e7c70896ffeeef32b9c950ywan if (tmp_err < err) { 113233d2500723e5594f3e7c70896ffeeef32b9c950ywan dst_mv->as_int = tmp_mv.as_int; 114233d2500723e5594f3e7c70896ffeeef32b9c950ywan err = tmp_err; 115233d2500723e5594f3e7c70896ffeeef32b9c950ywan } 116233d2500723e5594f3e7c70896ffeeef32b9c950ywan } 117233d2500723e5594f3e7c70896ffeeef32b9c950ywan 118233d2500723e5594f3e7c70896ffeeef32b9c950ywan return err; 119233d2500723e5594f3e7c70896ffeeef32b9c950ywan} 120233d2500723e5594f3e7c70896ffeeef32b9c950ywan 121233d2500723e5594f3e7c70896ffeeef32b9c950ywanstatic int do_16x16_zerozero_search(VP9_COMP *cpi, int_mv *dst_mv) { 122233d2500723e5594f3e7c70896ffeeef32b9c950ywan MACROBLOCK *const x = &cpi->mb; 123233d2500723e5594f3e7c70896ffeeef32b9c950ywan MACROBLOCKD *const xd = &x->e_mbd; 124233d2500723e5594f3e7c70896ffeeef32b9c950ywan unsigned int err; 125233d2500723e5594f3e7c70896ffeeef32b9c950ywan 126233d2500723e5594f3e7c70896ffeeef32b9c950ywan // Try zero MV first 127233d2500723e5594f3e7c70896ffeeef32b9c950ywan // FIXME should really use something like near/nearest MV and/or MV prediction 128233d2500723e5594f3e7c70896ffeeef32b9c950ywan err = vp9_sad16x16(x->plane[0].src.buf, x->plane[0].src.stride, 129233d2500723e5594f3e7c70896ffeeef32b9c950ywan xd->plane[0].pre[0].buf, xd->plane[0].pre[0].stride, 130233d2500723e5594f3e7c70896ffeeef32b9c950ywan INT_MAX); 131233d2500723e5594f3e7c70896ffeeef32b9c950ywan 132233d2500723e5594f3e7c70896ffeeef32b9c950ywan dst_mv->as_int = 0; 133233d2500723e5594f3e7c70896ffeeef32b9c950ywan 134233d2500723e5594f3e7c70896ffeeef32b9c950ywan return err; 135233d2500723e5594f3e7c70896ffeeef32b9c950ywan} 136233d2500723e5594f3e7c70896ffeeef32b9c950ywanstatic int find_best_16x16_intra(VP9_COMP *cpi, 137233d2500723e5594f3e7c70896ffeeef32b9c950ywan MB_PREDICTION_MODE *pbest_mode) { 138233d2500723e5594f3e7c70896ffeeef32b9c950ywan MACROBLOCK *const x = &cpi->mb; 139233d2500723e5594f3e7c70896ffeeef32b9c950ywan MACROBLOCKD *const xd = &x->e_mbd; 140233d2500723e5594f3e7c70896ffeeef32b9c950ywan MB_PREDICTION_MODE best_mode = -1, mode; 141233d2500723e5594f3e7c70896ffeeef32b9c950ywan unsigned int best_err = INT_MAX; 142233d2500723e5594f3e7c70896ffeeef32b9c950ywan 143233d2500723e5594f3e7c70896ffeeef32b9c950ywan // calculate SATD for each intra prediction mode; 144233d2500723e5594f3e7c70896ffeeef32b9c950ywan // we're intentionally not doing 4x4, we just want a rough estimate 145233d2500723e5594f3e7c70896ffeeef32b9c950ywan for (mode = DC_PRED; mode <= TM_PRED; mode++) { 146233d2500723e5594f3e7c70896ffeeef32b9c950ywan unsigned int err; 147233d2500723e5594f3e7c70896ffeeef32b9c950ywan 148233d2500723e5594f3e7c70896ffeeef32b9c950ywan xd->mi[0]->mbmi.mode = mode; 149233d2500723e5594f3e7c70896ffeeef32b9c950ywan vp9_predict_intra_block(xd, 0, 2, TX_16X16, mode, 150233d2500723e5594f3e7c70896ffeeef32b9c950ywan x->plane[0].src.buf, x->plane[0].src.stride, 151233d2500723e5594f3e7c70896ffeeef32b9c950ywan xd->plane[0].dst.buf, xd->plane[0].dst.stride, 152233d2500723e5594f3e7c70896ffeeef32b9c950ywan 0, 0, 0); 153233d2500723e5594f3e7c70896ffeeef32b9c950ywan err = vp9_sad16x16(x->plane[0].src.buf, x->plane[0].src.stride, 154233d2500723e5594f3e7c70896ffeeef32b9c950ywan xd->plane[0].dst.buf, xd->plane[0].dst.stride, best_err); 155233d2500723e5594f3e7c70896ffeeef32b9c950ywan 156233d2500723e5594f3e7c70896ffeeef32b9c950ywan // find best 157233d2500723e5594f3e7c70896ffeeef32b9c950ywan if (err < best_err) { 158233d2500723e5594f3e7c70896ffeeef32b9c950ywan best_err = err; 159233d2500723e5594f3e7c70896ffeeef32b9c950ywan best_mode = mode; 160233d2500723e5594f3e7c70896ffeeef32b9c950ywan } 161233d2500723e5594f3e7c70896ffeeef32b9c950ywan } 162233d2500723e5594f3e7c70896ffeeef32b9c950ywan 163233d2500723e5594f3e7c70896ffeeef32b9c950ywan if (pbest_mode) 164233d2500723e5594f3e7c70896ffeeef32b9c950ywan *pbest_mode = best_mode; 165233d2500723e5594f3e7c70896ffeeef32b9c950ywan 166233d2500723e5594f3e7c70896ffeeef32b9c950ywan return best_err; 167233d2500723e5594f3e7c70896ffeeef32b9c950ywan} 168233d2500723e5594f3e7c70896ffeeef32b9c950ywan 169233d2500723e5594f3e7c70896ffeeef32b9c950ywanstatic void update_mbgraph_mb_stats 170233d2500723e5594f3e7c70896ffeeef32b9c950ywan( 171233d2500723e5594f3e7c70896ffeeef32b9c950ywan VP9_COMP *cpi, 172233d2500723e5594f3e7c70896ffeeef32b9c950ywan MBGRAPH_MB_STATS *stats, 173233d2500723e5594f3e7c70896ffeeef32b9c950ywan YV12_BUFFER_CONFIG *buf, 174233d2500723e5594f3e7c70896ffeeef32b9c950ywan int mb_y_offset, 175233d2500723e5594f3e7c70896ffeeef32b9c950ywan YV12_BUFFER_CONFIG *golden_ref, 176233d2500723e5594f3e7c70896ffeeef32b9c950ywan int_mv *prev_golden_ref_mv, 177233d2500723e5594f3e7c70896ffeeef32b9c950ywan YV12_BUFFER_CONFIG *alt_ref, 178233d2500723e5594f3e7c70896ffeeef32b9c950ywan int mb_row, 179233d2500723e5594f3e7c70896ffeeef32b9c950ywan int mb_col 180233d2500723e5594f3e7c70896ffeeef32b9c950ywan) { 181233d2500723e5594f3e7c70896ffeeef32b9c950ywan MACROBLOCK *const x = &cpi->mb; 182233d2500723e5594f3e7c70896ffeeef32b9c950ywan MACROBLOCKD *const xd = &x->e_mbd; 183233d2500723e5594f3e7c70896ffeeef32b9c950ywan int intra_error; 184233d2500723e5594f3e7c70896ffeeef32b9c950ywan VP9_COMMON *cm = &cpi->common; 185233d2500723e5594f3e7c70896ffeeef32b9c950ywan 186233d2500723e5594f3e7c70896ffeeef32b9c950ywan // FIXME in practice we're completely ignoring chroma here 187233d2500723e5594f3e7c70896ffeeef32b9c950ywan x->plane[0].src.buf = buf->y_buffer + mb_y_offset; 188233d2500723e5594f3e7c70896ffeeef32b9c950ywan x->plane[0].src.stride = buf->y_stride; 189233d2500723e5594f3e7c70896ffeeef32b9c950ywan 190233d2500723e5594f3e7c70896ffeeef32b9c950ywan xd->plane[0].dst.buf = get_frame_new_buffer(cm)->y_buffer + mb_y_offset; 191233d2500723e5594f3e7c70896ffeeef32b9c950ywan xd->plane[0].dst.stride = get_frame_new_buffer(cm)->y_stride; 192233d2500723e5594f3e7c70896ffeeef32b9c950ywan 193233d2500723e5594f3e7c70896ffeeef32b9c950ywan // do intra 16x16 prediction 194233d2500723e5594f3e7c70896ffeeef32b9c950ywan intra_error = find_best_16x16_intra(cpi, 195233d2500723e5594f3e7c70896ffeeef32b9c950ywan &stats->ref[INTRA_FRAME].m.mode); 196233d2500723e5594f3e7c70896ffeeef32b9c950ywan if (intra_error <= 0) 197233d2500723e5594f3e7c70896ffeeef32b9c950ywan intra_error = 1; 198233d2500723e5594f3e7c70896ffeeef32b9c950ywan stats->ref[INTRA_FRAME].err = intra_error; 199233d2500723e5594f3e7c70896ffeeef32b9c950ywan 200233d2500723e5594f3e7c70896ffeeef32b9c950ywan // Golden frame MV search, if it exists and is different than last frame 201233d2500723e5594f3e7c70896ffeeef32b9c950ywan if (golden_ref) { 202233d2500723e5594f3e7c70896ffeeef32b9c950ywan int g_motion_error; 203233d2500723e5594f3e7c70896ffeeef32b9c950ywan xd->plane[0].pre[0].buf = golden_ref->y_buffer + mb_y_offset; 204233d2500723e5594f3e7c70896ffeeef32b9c950ywan xd->plane[0].pre[0].stride = golden_ref->y_stride; 205233d2500723e5594f3e7c70896ffeeef32b9c950ywan g_motion_error = do_16x16_motion_search(cpi, 206233d2500723e5594f3e7c70896ffeeef32b9c950ywan prev_golden_ref_mv, 207233d2500723e5594f3e7c70896ffeeef32b9c950ywan &stats->ref[GOLDEN_FRAME].m.mv, 208233d2500723e5594f3e7c70896ffeeef32b9c950ywan mb_row, mb_col); 209233d2500723e5594f3e7c70896ffeeef32b9c950ywan stats->ref[GOLDEN_FRAME].err = g_motion_error; 210233d2500723e5594f3e7c70896ffeeef32b9c950ywan } else { 211233d2500723e5594f3e7c70896ffeeef32b9c950ywan stats->ref[GOLDEN_FRAME].err = INT_MAX; 212233d2500723e5594f3e7c70896ffeeef32b9c950ywan stats->ref[GOLDEN_FRAME].m.mv.as_int = 0; 213233d2500723e5594f3e7c70896ffeeef32b9c950ywan } 214233d2500723e5594f3e7c70896ffeeef32b9c950ywan 215233d2500723e5594f3e7c70896ffeeef32b9c950ywan // Do an Alt-ref frame MV search, if it exists and is different than 216233d2500723e5594f3e7c70896ffeeef32b9c950ywan // last/golden frame. 217233d2500723e5594f3e7c70896ffeeef32b9c950ywan if (alt_ref) { 218233d2500723e5594f3e7c70896ffeeef32b9c950ywan int a_motion_error; 219233d2500723e5594f3e7c70896ffeeef32b9c950ywan xd->plane[0].pre[0].buf = alt_ref->y_buffer + mb_y_offset; 220233d2500723e5594f3e7c70896ffeeef32b9c950ywan xd->plane[0].pre[0].stride = alt_ref->y_stride; 221233d2500723e5594f3e7c70896ffeeef32b9c950ywan a_motion_error = do_16x16_zerozero_search(cpi, 222233d2500723e5594f3e7c70896ffeeef32b9c950ywan &stats->ref[ALTREF_FRAME].m.mv); 223233d2500723e5594f3e7c70896ffeeef32b9c950ywan 224233d2500723e5594f3e7c70896ffeeef32b9c950ywan stats->ref[ALTREF_FRAME].err = a_motion_error; 225233d2500723e5594f3e7c70896ffeeef32b9c950ywan } else { 226233d2500723e5594f3e7c70896ffeeef32b9c950ywan stats->ref[ALTREF_FRAME].err = INT_MAX; 227233d2500723e5594f3e7c70896ffeeef32b9c950ywan stats->ref[ALTREF_FRAME].m.mv.as_int = 0; 228233d2500723e5594f3e7c70896ffeeef32b9c950ywan } 229233d2500723e5594f3e7c70896ffeeef32b9c950ywan} 230233d2500723e5594f3e7c70896ffeeef32b9c950ywan 231233d2500723e5594f3e7c70896ffeeef32b9c950ywanstatic void update_mbgraph_frame_stats(VP9_COMP *cpi, 232233d2500723e5594f3e7c70896ffeeef32b9c950ywan MBGRAPH_FRAME_STATS *stats, 233233d2500723e5594f3e7c70896ffeeef32b9c950ywan YV12_BUFFER_CONFIG *buf, 234233d2500723e5594f3e7c70896ffeeef32b9c950ywan YV12_BUFFER_CONFIG *golden_ref, 235233d2500723e5594f3e7c70896ffeeef32b9c950ywan YV12_BUFFER_CONFIG *alt_ref) { 236233d2500723e5594f3e7c70896ffeeef32b9c950ywan MACROBLOCK *const x = &cpi->mb; 237233d2500723e5594f3e7c70896ffeeef32b9c950ywan MACROBLOCKD *const xd = &x->e_mbd; 238233d2500723e5594f3e7c70896ffeeef32b9c950ywan VP9_COMMON *const cm = &cpi->common; 239233d2500723e5594f3e7c70896ffeeef32b9c950ywan 240233d2500723e5594f3e7c70896ffeeef32b9c950ywan int mb_col, mb_row, offset = 0; 241233d2500723e5594f3e7c70896ffeeef32b9c950ywan int mb_y_offset = 0, arf_y_offset = 0, gld_y_offset = 0; 242233d2500723e5594f3e7c70896ffeeef32b9c950ywan int_mv arf_top_mv, gld_top_mv; 243233d2500723e5594f3e7c70896ffeeef32b9c950ywan MODE_INFO mi_local = { { 0 } }; 244233d2500723e5594f3e7c70896ffeeef32b9c950ywan 245233d2500723e5594f3e7c70896ffeeef32b9c950ywan // Set up limit values for motion vectors to prevent them extending outside 246233d2500723e5594f3e7c70896ffeeef32b9c950ywan // the UMV borders. 247233d2500723e5594f3e7c70896ffeeef32b9c950ywan arf_top_mv.as_int = 0; 248233d2500723e5594f3e7c70896ffeeef32b9c950ywan gld_top_mv.as_int = 0; 249233d2500723e5594f3e7c70896ffeeef32b9c950ywan x->mv_row_min = -BORDER_MV_PIXELS_B16; 250233d2500723e5594f3e7c70896ffeeef32b9c950ywan x->mv_row_max = (cm->mb_rows - 1) * 8 + BORDER_MV_PIXELS_B16; 251233d2500723e5594f3e7c70896ffeeef32b9c950ywan xd->up_available = 0; 252233d2500723e5594f3e7c70896ffeeef32b9c950ywan xd->plane[0].dst.stride = buf->y_stride; 253233d2500723e5594f3e7c70896ffeeef32b9c950ywan xd->plane[0].pre[0].stride = buf->y_stride; 254233d2500723e5594f3e7c70896ffeeef32b9c950ywan xd->plane[1].dst.stride = buf->uv_stride; 255233d2500723e5594f3e7c70896ffeeef32b9c950ywan xd->mi[0] = &mi_local; 256233d2500723e5594f3e7c70896ffeeef32b9c950ywan mi_local.mbmi.sb_type = BLOCK_16X16; 257233d2500723e5594f3e7c70896ffeeef32b9c950ywan mi_local.mbmi.ref_frame[0] = LAST_FRAME; 258233d2500723e5594f3e7c70896ffeeef32b9c950ywan mi_local.mbmi.ref_frame[1] = NONE; 259233d2500723e5594f3e7c70896ffeeef32b9c950ywan 260233d2500723e5594f3e7c70896ffeeef32b9c950ywan for (mb_row = 0; mb_row < cm->mb_rows; mb_row++) { 261233d2500723e5594f3e7c70896ffeeef32b9c950ywan int_mv arf_left_mv, gld_left_mv; 262233d2500723e5594f3e7c70896ffeeef32b9c950ywan int mb_y_in_offset = mb_y_offset; 263233d2500723e5594f3e7c70896ffeeef32b9c950ywan int arf_y_in_offset = arf_y_offset; 264233d2500723e5594f3e7c70896ffeeef32b9c950ywan int gld_y_in_offset = gld_y_offset; 265233d2500723e5594f3e7c70896ffeeef32b9c950ywan 266233d2500723e5594f3e7c70896ffeeef32b9c950ywan // Set up limit values for motion vectors to prevent them extending outside 267233d2500723e5594f3e7c70896ffeeef32b9c950ywan // the UMV borders. 268233d2500723e5594f3e7c70896ffeeef32b9c950ywan arf_left_mv.as_int = arf_top_mv.as_int; 269233d2500723e5594f3e7c70896ffeeef32b9c950ywan gld_left_mv.as_int = gld_top_mv.as_int; 270233d2500723e5594f3e7c70896ffeeef32b9c950ywan x->mv_col_min = -BORDER_MV_PIXELS_B16; 271233d2500723e5594f3e7c70896ffeeef32b9c950ywan x->mv_col_max = (cm->mb_cols - 1) * 8 + BORDER_MV_PIXELS_B16; 272233d2500723e5594f3e7c70896ffeeef32b9c950ywan xd->left_available = 0; 273233d2500723e5594f3e7c70896ffeeef32b9c950ywan 274233d2500723e5594f3e7c70896ffeeef32b9c950ywan for (mb_col = 0; mb_col < cm->mb_cols; mb_col++) { 275233d2500723e5594f3e7c70896ffeeef32b9c950ywan MBGRAPH_MB_STATS *mb_stats = &stats->mb_stats[offset + mb_col]; 276233d2500723e5594f3e7c70896ffeeef32b9c950ywan 277233d2500723e5594f3e7c70896ffeeef32b9c950ywan update_mbgraph_mb_stats(cpi, mb_stats, buf, mb_y_in_offset, 278233d2500723e5594f3e7c70896ffeeef32b9c950ywan golden_ref, &gld_left_mv, alt_ref, 279233d2500723e5594f3e7c70896ffeeef32b9c950ywan mb_row, mb_col); 280233d2500723e5594f3e7c70896ffeeef32b9c950ywan arf_left_mv.as_int = mb_stats->ref[ALTREF_FRAME].m.mv.as_int; 281233d2500723e5594f3e7c70896ffeeef32b9c950ywan gld_left_mv.as_int = mb_stats->ref[GOLDEN_FRAME].m.mv.as_int; 282233d2500723e5594f3e7c70896ffeeef32b9c950ywan if (mb_col == 0) { 283233d2500723e5594f3e7c70896ffeeef32b9c950ywan arf_top_mv.as_int = arf_left_mv.as_int; 284233d2500723e5594f3e7c70896ffeeef32b9c950ywan gld_top_mv.as_int = gld_left_mv.as_int; 285233d2500723e5594f3e7c70896ffeeef32b9c950ywan } 286233d2500723e5594f3e7c70896ffeeef32b9c950ywan xd->left_available = 1; 287233d2500723e5594f3e7c70896ffeeef32b9c950ywan mb_y_in_offset += 16; 288233d2500723e5594f3e7c70896ffeeef32b9c950ywan gld_y_in_offset += 16; 289233d2500723e5594f3e7c70896ffeeef32b9c950ywan arf_y_in_offset += 16; 290233d2500723e5594f3e7c70896ffeeef32b9c950ywan x->mv_col_min -= 16; 291233d2500723e5594f3e7c70896ffeeef32b9c950ywan x->mv_col_max -= 16; 292233d2500723e5594f3e7c70896ffeeef32b9c950ywan } 293233d2500723e5594f3e7c70896ffeeef32b9c950ywan xd->up_available = 1; 294233d2500723e5594f3e7c70896ffeeef32b9c950ywan mb_y_offset += buf->y_stride * 16; 295233d2500723e5594f3e7c70896ffeeef32b9c950ywan gld_y_offset += golden_ref->y_stride * 16; 296233d2500723e5594f3e7c70896ffeeef32b9c950ywan if (alt_ref) 297233d2500723e5594f3e7c70896ffeeef32b9c950ywan arf_y_offset += alt_ref->y_stride * 16; 298233d2500723e5594f3e7c70896ffeeef32b9c950ywan x->mv_row_min -= 16; 299233d2500723e5594f3e7c70896ffeeef32b9c950ywan x->mv_row_max -= 16; 300233d2500723e5594f3e7c70896ffeeef32b9c950ywan offset += cm->mb_cols; 301233d2500723e5594f3e7c70896ffeeef32b9c950ywan } 302233d2500723e5594f3e7c70896ffeeef32b9c950ywan} 303233d2500723e5594f3e7c70896ffeeef32b9c950ywan 304233d2500723e5594f3e7c70896ffeeef32b9c950ywan// void separate_arf_mbs_byzz 305233d2500723e5594f3e7c70896ffeeef32b9c950ywanstatic void separate_arf_mbs(VP9_COMP *cpi) { 306233d2500723e5594f3e7c70896ffeeef32b9c950ywan VP9_COMMON *const cm = &cpi->common; 307233d2500723e5594f3e7c70896ffeeef32b9c950ywan int mb_col, mb_row, offset, i; 308233d2500723e5594f3e7c70896ffeeef32b9c950ywan int mi_row, mi_col; 309233d2500723e5594f3e7c70896ffeeef32b9c950ywan int ncnt[4] = { 0 }; 310233d2500723e5594f3e7c70896ffeeef32b9c950ywan int n_frames = cpi->mbgraph_n_frames; 311233d2500723e5594f3e7c70896ffeeef32b9c950ywan 312233d2500723e5594f3e7c70896ffeeef32b9c950ywan int *arf_not_zz; 313233d2500723e5594f3e7c70896ffeeef32b9c950ywan 314233d2500723e5594f3e7c70896ffeeef32b9c950ywan CHECK_MEM_ERROR(cm, arf_not_zz, 315233d2500723e5594f3e7c70896ffeeef32b9c950ywan vpx_calloc(cm->mb_rows * cm->mb_cols * sizeof(*arf_not_zz), 316233d2500723e5594f3e7c70896ffeeef32b9c950ywan 1)); 317233d2500723e5594f3e7c70896ffeeef32b9c950ywan 318233d2500723e5594f3e7c70896ffeeef32b9c950ywan // We are not interested in results beyond the alt ref itself. 319233d2500723e5594f3e7c70896ffeeef32b9c950ywan if (n_frames > cpi->rc.frames_till_gf_update_due) 320233d2500723e5594f3e7c70896ffeeef32b9c950ywan n_frames = cpi->rc.frames_till_gf_update_due; 321233d2500723e5594f3e7c70896ffeeef32b9c950ywan 322233d2500723e5594f3e7c70896ffeeef32b9c950ywan // defer cost to reference frames 323233d2500723e5594f3e7c70896ffeeef32b9c950ywan for (i = n_frames - 1; i >= 0; i--) { 324233d2500723e5594f3e7c70896ffeeef32b9c950ywan MBGRAPH_FRAME_STATS *frame_stats = &cpi->mbgraph_stats[i]; 325233d2500723e5594f3e7c70896ffeeef32b9c950ywan 326233d2500723e5594f3e7c70896ffeeef32b9c950ywan for (offset = 0, mb_row = 0; mb_row < cm->mb_rows; 327233d2500723e5594f3e7c70896ffeeef32b9c950ywan offset += cm->mb_cols, mb_row++) { 328233d2500723e5594f3e7c70896ffeeef32b9c950ywan for (mb_col = 0; mb_col < cm->mb_cols; mb_col++) { 329233d2500723e5594f3e7c70896ffeeef32b9c950ywan MBGRAPH_MB_STATS *mb_stats = &frame_stats->mb_stats[offset + mb_col]; 330233d2500723e5594f3e7c70896ffeeef32b9c950ywan 331233d2500723e5594f3e7c70896ffeeef32b9c950ywan int altref_err = mb_stats->ref[ALTREF_FRAME].err; 332233d2500723e5594f3e7c70896ffeeef32b9c950ywan int intra_err = mb_stats->ref[INTRA_FRAME ].err; 333233d2500723e5594f3e7c70896ffeeef32b9c950ywan int golden_err = mb_stats->ref[GOLDEN_FRAME].err; 334233d2500723e5594f3e7c70896ffeeef32b9c950ywan 335233d2500723e5594f3e7c70896ffeeef32b9c950ywan // Test for altref vs intra and gf and that its mv was 0,0. 336233d2500723e5594f3e7c70896ffeeef32b9c950ywan if (altref_err > 1000 || 337233d2500723e5594f3e7c70896ffeeef32b9c950ywan altref_err > intra_err || 338233d2500723e5594f3e7c70896ffeeef32b9c950ywan altref_err > golden_err) { 339233d2500723e5594f3e7c70896ffeeef32b9c950ywan arf_not_zz[offset + mb_col]++; 340233d2500723e5594f3e7c70896ffeeef32b9c950ywan } 341233d2500723e5594f3e7c70896ffeeef32b9c950ywan } 342233d2500723e5594f3e7c70896ffeeef32b9c950ywan } 343233d2500723e5594f3e7c70896ffeeef32b9c950ywan } 344233d2500723e5594f3e7c70896ffeeef32b9c950ywan 345233d2500723e5594f3e7c70896ffeeef32b9c950ywan // arf_not_zz is indexed by MB, but this loop is indexed by MI to avoid out 346233d2500723e5594f3e7c70896ffeeef32b9c950ywan // of bound access in segmentation_map 347233d2500723e5594f3e7c70896ffeeef32b9c950ywan for (mi_row = 0; mi_row < cm->mi_rows; mi_row++) { 348233d2500723e5594f3e7c70896ffeeef32b9c950ywan for (mi_col = 0; mi_col < cm->mi_cols; mi_col++) { 349233d2500723e5594f3e7c70896ffeeef32b9c950ywan // If any of the blocks in the sequence failed then the MB 350233d2500723e5594f3e7c70896ffeeef32b9c950ywan // goes in segment 0 351233d2500723e5594f3e7c70896ffeeef32b9c950ywan if (arf_not_zz[mi_row / 2 * cm->mb_cols + mi_col / 2]) { 352233d2500723e5594f3e7c70896ffeeef32b9c950ywan ncnt[0]++; 353233d2500723e5594f3e7c70896ffeeef32b9c950ywan cpi->segmentation_map[mi_row * cm->mi_cols + mi_col] = 0; 354233d2500723e5594f3e7c70896ffeeef32b9c950ywan } else { 355233d2500723e5594f3e7c70896ffeeef32b9c950ywan cpi->segmentation_map[mi_row * cm->mi_cols + mi_col] = 1; 356233d2500723e5594f3e7c70896ffeeef32b9c950ywan ncnt[1]++; 357233d2500723e5594f3e7c70896ffeeef32b9c950ywan } 358233d2500723e5594f3e7c70896ffeeef32b9c950ywan } 359233d2500723e5594f3e7c70896ffeeef32b9c950ywan } 360233d2500723e5594f3e7c70896ffeeef32b9c950ywan 361233d2500723e5594f3e7c70896ffeeef32b9c950ywan // Only bother with segmentation if over 10% of the MBs in static segment 362233d2500723e5594f3e7c70896ffeeef32b9c950ywan // if ( ncnt[1] && (ncnt[0] / ncnt[1] < 10) ) 363233d2500723e5594f3e7c70896ffeeef32b9c950ywan if (1) { 364233d2500723e5594f3e7c70896ffeeef32b9c950ywan // Note % of blocks that are marked as static 365233d2500723e5594f3e7c70896ffeeef32b9c950ywan if (cm->MBs) 366233d2500723e5594f3e7c70896ffeeef32b9c950ywan cpi->static_mb_pct = (ncnt[1] * 100) / (cm->mi_rows * cm->mi_cols); 367233d2500723e5594f3e7c70896ffeeef32b9c950ywan 368233d2500723e5594f3e7c70896ffeeef32b9c950ywan // This error case should not be reachable as this function should 369233d2500723e5594f3e7c70896ffeeef32b9c950ywan // never be called with the common data structure uninitialized. 370233d2500723e5594f3e7c70896ffeeef32b9c950ywan else 371233d2500723e5594f3e7c70896ffeeef32b9c950ywan cpi->static_mb_pct = 0; 372233d2500723e5594f3e7c70896ffeeef32b9c950ywan 373233d2500723e5594f3e7c70896ffeeef32b9c950ywan cpi->seg0_cnt = ncnt[0]; 374233d2500723e5594f3e7c70896ffeeef32b9c950ywan vp9_enable_segmentation(&cm->seg); 375233d2500723e5594f3e7c70896ffeeef32b9c950ywan } else { 376233d2500723e5594f3e7c70896ffeeef32b9c950ywan cpi->static_mb_pct = 0; 377233d2500723e5594f3e7c70896ffeeef32b9c950ywan vp9_disable_segmentation(&cm->seg); 378233d2500723e5594f3e7c70896ffeeef32b9c950ywan } 379233d2500723e5594f3e7c70896ffeeef32b9c950ywan 380233d2500723e5594f3e7c70896ffeeef32b9c950ywan // Free localy allocated storage 381233d2500723e5594f3e7c70896ffeeef32b9c950ywan vpx_free(arf_not_zz); 382233d2500723e5594f3e7c70896ffeeef32b9c950ywan} 383233d2500723e5594f3e7c70896ffeeef32b9c950ywan 384233d2500723e5594f3e7c70896ffeeef32b9c950ywanvoid vp9_update_mbgraph_stats(VP9_COMP *cpi) { 385233d2500723e5594f3e7c70896ffeeef32b9c950ywan VP9_COMMON *const cm = &cpi->common; 386233d2500723e5594f3e7c70896ffeeef32b9c950ywan int i, n_frames = vp9_lookahead_depth(cpi->lookahead); 387233d2500723e5594f3e7c70896ffeeef32b9c950ywan YV12_BUFFER_CONFIG *golden_ref = get_ref_frame_buffer(cpi, GOLDEN_FRAME); 388233d2500723e5594f3e7c70896ffeeef32b9c950ywan 389233d2500723e5594f3e7c70896ffeeef32b9c950ywan // we need to look ahead beyond where the ARF transitions into 390233d2500723e5594f3e7c70896ffeeef32b9c950ywan // being a GF - so exit if we don't look ahead beyond that 391233d2500723e5594f3e7c70896ffeeef32b9c950ywan if (n_frames <= cpi->rc.frames_till_gf_update_due) 392233d2500723e5594f3e7c70896ffeeef32b9c950ywan return; 393233d2500723e5594f3e7c70896ffeeef32b9c950ywan 394233d2500723e5594f3e7c70896ffeeef32b9c950ywan if (n_frames > MAX_LAG_BUFFERS) 395233d2500723e5594f3e7c70896ffeeef32b9c950ywan n_frames = MAX_LAG_BUFFERS; 396233d2500723e5594f3e7c70896ffeeef32b9c950ywan 397233d2500723e5594f3e7c70896ffeeef32b9c950ywan cpi->mbgraph_n_frames = n_frames; 398233d2500723e5594f3e7c70896ffeeef32b9c950ywan for (i = 0; i < n_frames; i++) { 399233d2500723e5594f3e7c70896ffeeef32b9c950ywan MBGRAPH_FRAME_STATS *frame_stats = &cpi->mbgraph_stats[i]; 400233d2500723e5594f3e7c70896ffeeef32b9c950ywan vpx_memset(frame_stats->mb_stats, 0, 401233d2500723e5594f3e7c70896ffeeef32b9c950ywan cm->mb_rows * cm->mb_cols * 402233d2500723e5594f3e7c70896ffeeef32b9c950ywan sizeof(*cpi->mbgraph_stats[i].mb_stats)); 403233d2500723e5594f3e7c70896ffeeef32b9c950ywan } 404233d2500723e5594f3e7c70896ffeeef32b9c950ywan 405233d2500723e5594f3e7c70896ffeeef32b9c950ywan // do motion search to find contribution of each reference to data 406233d2500723e5594f3e7c70896ffeeef32b9c950ywan // later on in this GF group 407233d2500723e5594f3e7c70896ffeeef32b9c950ywan // FIXME really, the GF/last MC search should be done forward, and 408233d2500723e5594f3e7c70896ffeeef32b9c950ywan // the ARF MC search backwards, to get optimal results for MV caching 409233d2500723e5594f3e7c70896ffeeef32b9c950ywan for (i = 0; i < n_frames; i++) { 410233d2500723e5594f3e7c70896ffeeef32b9c950ywan MBGRAPH_FRAME_STATS *frame_stats = &cpi->mbgraph_stats[i]; 411233d2500723e5594f3e7c70896ffeeef32b9c950ywan struct lookahead_entry *q_cur = vp9_lookahead_peek(cpi->lookahead, i); 412233d2500723e5594f3e7c70896ffeeef32b9c950ywan 413233d2500723e5594f3e7c70896ffeeef32b9c950ywan assert(q_cur != NULL); 414233d2500723e5594f3e7c70896ffeeef32b9c950ywan 415233d2500723e5594f3e7c70896ffeeef32b9c950ywan update_mbgraph_frame_stats(cpi, frame_stats, &q_cur->img, 416233d2500723e5594f3e7c70896ffeeef32b9c950ywan golden_ref, cpi->Source); 417233d2500723e5594f3e7c70896ffeeef32b9c950ywan } 418233d2500723e5594f3e7c70896ffeeef32b9c950ywan 419233d2500723e5594f3e7c70896ffeeef32b9c950ywan vp9_clear_system_state(); 420233d2500723e5594f3e7c70896ffeeef32b9c950ywan 421233d2500723e5594f3e7c70896ffeeef32b9c950ywan separate_arf_mbs(cpi); 422233d2500723e5594f3e7c70896ffeeef32b9c950ywan} 423