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Diffstat (limited to '')
| -rw-r--r-- | third_party/aom/av1/encoder/reconinter_enc.c | 627 |
1 files changed, 627 insertions, 0 deletions
diff --git a/third_party/aom/av1/encoder/reconinter_enc.c b/third_party/aom/av1/encoder/reconinter_enc.c new file mode 100644 index 0000000000..23d920fc32 --- /dev/null +++ b/third_party/aom/av1/encoder/reconinter_enc.c @@ -0,0 +1,627 @@ +/* + * Copyright (c) 2016, Alliance for Open Media. All rights reserved + * + * This source code is subject to the terms of the BSD 2 Clause License and + * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License + * was not distributed with this source code in the LICENSE file, you can + * obtain it at www.aomedia.org/license/software. If the Alliance for Open + * Media Patent License 1.0 was not distributed with this source code in the + * PATENTS file, you can obtain it at www.aomedia.org/license/patent. + */ + +#include <assert.h> +#include <stdio.h> +#include <limits.h> + +#include "config/aom_config.h" +#include "config/aom_dsp_rtcd.h" +#include "config/aom_scale_rtcd.h" + +#include "aom/aom_integer.h" +#include "aom_dsp/blend.h" + +#include "av1/common/blockd.h" +#include "av1/common/mvref_common.h" +#include "av1/common/reconinter.h" +#include "av1/common/reconintra.h" +#include "av1/common/onyxc_int.h" +#include "av1/common/obmc.h" +#include "av1/encoder/reconinter_enc.h" + +static INLINE void calc_subpel_params( + MACROBLOCKD *xd, const struct scale_factors *const sf, const MV mv, + int plane, const int pre_x, const int pre_y, int x, int y, + struct buf_2d *const pre_buf, uint8_t **pre, SubpelParams *subpel_params, + int bw, int bh) { + struct macroblockd_plane *const pd = &xd->plane[plane]; + const int is_scaled = av1_is_scaled(sf); + if (is_scaled) { + int ssx = pd->subsampling_x; + int ssy = pd->subsampling_y; + int orig_pos_y = (pre_y + y) << SUBPEL_BITS; + orig_pos_y += mv.row * (1 << (1 - ssy)); + int orig_pos_x = (pre_x + x) << SUBPEL_BITS; + orig_pos_x += mv.col * (1 << (1 - ssx)); + int pos_y = sf->scale_value_y(orig_pos_y, sf); + int pos_x = sf->scale_value_x(orig_pos_x, sf); + pos_x += SCALE_EXTRA_OFF; + pos_y += SCALE_EXTRA_OFF; + + const int top = -AOM_LEFT_TOP_MARGIN_SCALED(ssy); + const int left = -AOM_LEFT_TOP_MARGIN_SCALED(ssx); + const int bottom = (pre_buf->height + AOM_INTERP_EXTEND) + << SCALE_SUBPEL_BITS; + const int right = (pre_buf->width + AOM_INTERP_EXTEND) << SCALE_SUBPEL_BITS; + pos_y = clamp(pos_y, top, bottom); + pos_x = clamp(pos_x, left, right); + + *pre = pre_buf->buf0 + (pos_y >> SCALE_SUBPEL_BITS) * pre_buf->stride + + (pos_x >> SCALE_SUBPEL_BITS); + subpel_params->subpel_x = pos_x & SCALE_SUBPEL_MASK; + subpel_params->subpel_y = pos_y & SCALE_SUBPEL_MASK; + subpel_params->xs = sf->x_step_q4; + subpel_params->ys = sf->y_step_q4; + } else { + const MV mv_q4 = clamp_mv_to_umv_border_sb( + xd, &mv, bw, bh, pd->subsampling_x, pd->subsampling_y); + subpel_params->xs = subpel_params->ys = SCALE_SUBPEL_SHIFTS; + subpel_params->subpel_x = (mv_q4.col & SUBPEL_MASK) << SCALE_EXTRA_BITS; + subpel_params->subpel_y = (mv_q4.row & SUBPEL_MASK) << SCALE_EXTRA_BITS; + *pre = pre_buf->buf + (y + (mv_q4.row >> SUBPEL_BITS)) * pre_buf->stride + + (x + (mv_q4.col >> SUBPEL_BITS)); + } +} + +static INLINE void build_inter_predictors(const AV1_COMMON *cm, MACROBLOCKD *xd, + int plane, const MB_MODE_INFO *mi, + int build_for_obmc, int bw, int bh, + int mi_x, int mi_y) { + struct macroblockd_plane *const pd = &xd->plane[plane]; + int is_compound = has_second_ref(mi); + int ref; + const int is_intrabc = is_intrabc_block(mi); + assert(IMPLIES(is_intrabc, !is_compound)); + int is_global[2] = { 0, 0 }; + for (ref = 0; ref < 1 + is_compound; ++ref) { + const WarpedMotionParams *const wm = &xd->global_motion[mi->ref_frame[ref]]; + is_global[ref] = is_global_mv_block(mi, wm->wmtype); + } + + const BLOCK_SIZE bsize = mi->sb_type; + const int ss_x = pd->subsampling_x; + const int ss_y = pd->subsampling_y; + int sub8x8_inter = (block_size_wide[bsize] < 8 && ss_x) || + (block_size_high[bsize] < 8 && ss_y); + + if (is_intrabc) sub8x8_inter = 0; + + // For sub8x8 chroma blocks, we may be covering more than one luma block's + // worth of pixels. Thus (mi_x, mi_y) may not be the correct coordinates for + // the top-left corner of the prediction source - the correct top-left corner + // is at (pre_x, pre_y). + const int row_start = + (block_size_high[bsize] == 4) && ss_y && !build_for_obmc ? -1 : 0; + const int col_start = + (block_size_wide[bsize] == 4) && ss_x && !build_for_obmc ? -1 : 0; + const int pre_x = (mi_x + MI_SIZE * col_start) >> ss_x; + const int pre_y = (mi_y + MI_SIZE * row_start) >> ss_y; + + sub8x8_inter = sub8x8_inter && !build_for_obmc; + if (sub8x8_inter) { + for (int row = row_start; row <= 0 && sub8x8_inter; ++row) { + for (int col = col_start; col <= 0; ++col) { + const MB_MODE_INFO *this_mbmi = xd->mi[row * xd->mi_stride + col]; + if (!is_inter_block(this_mbmi)) sub8x8_inter = 0; + if (is_intrabc_block(this_mbmi)) sub8x8_inter = 0; + } + } + } + + if (sub8x8_inter) { + // block size + const int b4_w = block_size_wide[bsize] >> ss_x; + const int b4_h = block_size_high[bsize] >> ss_y; + const BLOCK_SIZE plane_bsize = scale_chroma_bsize(bsize, ss_x, ss_y); + const int b8_w = block_size_wide[plane_bsize] >> ss_x; + const int b8_h = block_size_high[plane_bsize] >> ss_y; + assert(!is_compound); + + const struct buf_2d orig_pred_buf[2] = { pd->pre[0], pd->pre[1] }; + + int row = row_start; + for (int y = 0; y < b8_h; y += b4_h) { + int col = col_start; + for (int x = 0; x < b8_w; x += b4_w) { + MB_MODE_INFO *this_mbmi = xd->mi[row * xd->mi_stride + col]; + is_compound = has_second_ref(this_mbmi); + int tmp_dst_stride = 8; + assert(bw < 8 || bh < 8); + ConvolveParams conv_params = get_conv_params_no_round( + 0, plane, xd->tmp_conv_dst, tmp_dst_stride, is_compound, xd->bd); + conv_params.use_jnt_comp_avg = 0; + struct buf_2d *const dst_buf = &pd->dst; + uint8_t *dst = dst_buf->buf + dst_buf->stride * y + x; + + ref = 0; + const RefBuffer *ref_buf = + &cm->frame_refs[this_mbmi->ref_frame[ref] - LAST_FRAME]; + + pd->pre[ref].buf0 = + (plane == 1) ? ref_buf->buf->u_buffer : ref_buf->buf->v_buffer; + pd->pre[ref].buf = + pd->pre[ref].buf0 + scaled_buffer_offset(pre_x, pre_y, + ref_buf->buf->uv_stride, + &ref_buf->sf); + pd->pre[ref].width = ref_buf->buf->uv_crop_width; + pd->pre[ref].height = ref_buf->buf->uv_crop_height; + pd->pre[ref].stride = ref_buf->buf->uv_stride; + + const struct scale_factors *const sf = + is_intrabc ? &cm->sf_identity : &ref_buf->sf; + struct buf_2d *const pre_buf = is_intrabc ? dst_buf : &pd->pre[ref]; + + const MV mv = this_mbmi->mv[ref].as_mv; + + uint8_t *pre; + SubpelParams subpel_params; + WarpTypesAllowed warp_types; + warp_types.global_warp_allowed = is_global[ref]; + warp_types.local_warp_allowed = this_mbmi->motion_mode == WARPED_CAUSAL; + + calc_subpel_params(xd, sf, mv, plane, pre_x, pre_y, x, y, pre_buf, &pre, + &subpel_params, bw, bh); + conv_params.do_average = ref; + if (is_masked_compound_type(mi->interinter_comp.type)) { + // masked compound type has its own average mechanism + conv_params.do_average = 0; + } + + av1_make_inter_predictor( + pre, pre_buf->stride, dst, dst_buf->stride, &subpel_params, sf, + b4_w, b4_h, &conv_params, this_mbmi->interp_filters, &warp_types, + (mi_x >> pd->subsampling_x) + x, (mi_y >> pd->subsampling_y) + y, + plane, ref, mi, build_for_obmc, xd, cm->allow_warped_motion); + + ++col; + } + ++row; + } + + for (ref = 0; ref < 2; ++ref) pd->pre[ref] = orig_pred_buf[ref]; + return; + } + + { + ConvolveParams conv_params = get_conv_params_no_round( + 0, plane, xd->tmp_conv_dst, MAX_SB_SIZE, is_compound, xd->bd); + av1_jnt_comp_weight_assign(cm, mi, 0, &conv_params.fwd_offset, + &conv_params.bck_offset, + &conv_params.use_jnt_comp_avg, is_compound); + + struct buf_2d *const dst_buf = &pd->dst; + uint8_t *const dst = dst_buf->buf; + for (ref = 0; ref < 1 + is_compound; ++ref) { + const struct scale_factors *const sf = + is_intrabc ? &cm->sf_identity : &xd->block_refs[ref]->sf; + struct buf_2d *const pre_buf = is_intrabc ? dst_buf : &pd->pre[ref]; + const MV mv = mi->mv[ref].as_mv; + + uint8_t *pre; + SubpelParams subpel_params; + calc_subpel_params(xd, sf, mv, plane, pre_x, pre_y, 0, 0, pre_buf, &pre, + &subpel_params, bw, bh); + + WarpTypesAllowed warp_types; + warp_types.global_warp_allowed = is_global[ref]; + warp_types.local_warp_allowed = mi->motion_mode == WARPED_CAUSAL; + + if (ref && is_masked_compound_type(mi->interinter_comp.type)) { + // masked compound type has its own average mechanism + conv_params.do_average = 0; + av1_make_masked_inter_predictor( + pre, pre_buf->stride, dst, dst_buf->stride, &subpel_params, sf, bw, + bh, &conv_params, mi->interp_filters, plane, &warp_types, + mi_x >> pd->subsampling_x, mi_y >> pd->subsampling_y, ref, xd, + cm->allow_warped_motion); + } else { + conv_params.do_average = ref; + av1_make_inter_predictor( + pre, pre_buf->stride, dst, dst_buf->stride, &subpel_params, sf, bw, + bh, &conv_params, mi->interp_filters, &warp_types, + mi_x >> pd->subsampling_x, mi_y >> pd->subsampling_y, plane, ref, + mi, build_for_obmc, xd, cm->allow_warped_motion); + } + } + } +} + +static void build_inter_predictors_for_planes(const AV1_COMMON *cm, + MACROBLOCKD *xd, BLOCK_SIZE bsize, + int mi_row, int mi_col, + int plane_from, int plane_to) { + int plane; + const int mi_x = mi_col * MI_SIZE; + const int mi_y = mi_row * MI_SIZE; + for (plane = plane_from; plane <= plane_to; ++plane) { + const struct macroblockd_plane *pd = &xd->plane[plane]; + const int bw = pd->width; + const int bh = pd->height; + + if (!is_chroma_reference(mi_row, mi_col, bsize, pd->subsampling_x, + pd->subsampling_y)) + continue; + + build_inter_predictors(cm, xd, plane, xd->mi[0], 0, bw, bh, mi_x, mi_y); + } +} + +void av1_build_inter_predictors_sby(const AV1_COMMON *cm, MACROBLOCKD *xd, + int mi_row, int mi_col, BUFFER_SET *ctx, + BLOCK_SIZE bsize) { + av1_build_inter_predictors_sbp(cm, xd, mi_row, mi_col, ctx, bsize, 0); +} + +void av1_build_inter_predictors_sbuv(const AV1_COMMON *cm, MACROBLOCKD *xd, + int mi_row, int mi_col, BUFFER_SET *ctx, + BLOCK_SIZE bsize) { + for (int plane_idx = 1; plane_idx < MAX_MB_PLANE; plane_idx++) { + av1_build_inter_predictors_sbp(cm, xd, mi_row, mi_col, ctx, bsize, + plane_idx); + } +} + +void av1_build_inter_predictors_sbp(const AV1_COMMON *cm, MACROBLOCKD *xd, + int mi_row, int mi_col, BUFFER_SET *ctx, + BLOCK_SIZE bsize, int plane_idx) { + build_inter_predictors_for_planes(cm, xd, bsize, mi_row, mi_col, plane_idx, + plane_idx); + + if (is_interintra_pred(xd->mi[0])) { + BUFFER_SET default_ctx = { { NULL, NULL, NULL }, { 0, 0, 0 } }; + if (!ctx) { + default_ctx.plane[plane_idx] = xd->plane[plane_idx].dst.buf; + default_ctx.stride[plane_idx] = xd->plane[plane_idx].dst.stride; + ctx = &default_ctx; + } + av1_build_interintra_predictors_sbp(cm, xd, xd->plane[plane_idx].dst.buf, + xd->plane[plane_idx].dst.stride, ctx, + plane_idx, bsize); + } +} + +void av1_build_inter_predictors_sb(const AV1_COMMON *cm, MACROBLOCKD *xd, + int mi_row, int mi_col, BUFFER_SET *ctx, + BLOCK_SIZE bsize) { + const int num_planes = av1_num_planes(cm); + av1_build_inter_predictors_sby(cm, xd, mi_row, mi_col, ctx, bsize); + if (num_planes > 1) + av1_build_inter_predictors_sbuv(cm, xd, mi_row, mi_col, ctx, bsize); +} + +// TODO(sarahparker): +// av1_build_inter_predictor should be combined with +// av1_make_inter_predictor +void av1_build_inter_predictor(const uint8_t *src, int src_stride, uint8_t *dst, + int dst_stride, const MV *src_mv, + const struct scale_factors *sf, int w, int h, + ConvolveParams *conv_params, + InterpFilters interp_filters, + const WarpTypesAllowed *warp_types, int p_col, + int p_row, int plane, int ref, + enum mv_precision precision, int x, int y, + const MACROBLOCKD *xd, int can_use_previous) { + const int is_q4 = precision == MV_PRECISION_Q4; + const MV mv_q4 = { is_q4 ? src_mv->row : src_mv->row * 2, + is_q4 ? src_mv->col : src_mv->col * 2 }; + MV32 mv = av1_scale_mv(&mv_q4, x, y, sf); + mv.col += SCALE_EXTRA_OFF; + mv.row += SCALE_EXTRA_OFF; + + const SubpelParams subpel_params = { sf->x_step_q4, sf->y_step_q4, + mv.col & SCALE_SUBPEL_MASK, + mv.row & SCALE_SUBPEL_MASK }; + src += (mv.row >> SCALE_SUBPEL_BITS) * src_stride + + (mv.col >> SCALE_SUBPEL_BITS); + + av1_make_inter_predictor(src, src_stride, dst, dst_stride, &subpel_params, sf, + w, h, conv_params, interp_filters, warp_types, p_col, + p_row, plane, ref, xd->mi[0], 0, xd, + can_use_previous); +} + +static INLINE void build_prediction_by_above_pred( + MACROBLOCKD *xd, int rel_mi_col, uint8_t above_mi_width, + MB_MODE_INFO *above_mbmi, void *fun_ctxt, const int num_planes) { + struct build_prediction_ctxt *ctxt = (struct build_prediction_ctxt *)fun_ctxt; + const int above_mi_col = ctxt->mi_col + rel_mi_col; + int mi_x, mi_y; + MB_MODE_INFO backup_mbmi = *above_mbmi; + + av1_setup_build_prediction_by_above_pred(xd, rel_mi_col, above_mi_width, + above_mbmi, ctxt, num_planes); + mi_x = above_mi_col << MI_SIZE_LOG2; + mi_y = ctxt->mi_row << MI_SIZE_LOG2; + + const BLOCK_SIZE bsize = xd->mi[0]->sb_type; + + for (int j = 0; j < num_planes; ++j) { + const struct macroblockd_plane *pd = &xd->plane[j]; + int bw = (above_mi_width * MI_SIZE) >> pd->subsampling_x; + int bh = clamp(block_size_high[bsize] >> (pd->subsampling_y + 1), 4, + block_size_high[BLOCK_64X64] >> (pd->subsampling_y + 1)); + + if (av1_skip_u4x4_pred_in_obmc(bsize, pd, 0)) continue; + build_inter_predictors(ctxt->cm, xd, j, above_mbmi, 1, bw, bh, mi_x, mi_y); + } + *above_mbmi = backup_mbmi; +} + +void av1_build_prediction_by_above_preds(const AV1_COMMON *cm, MACROBLOCKD *xd, + int mi_row, int mi_col, + uint8_t *tmp_buf[MAX_MB_PLANE], + int tmp_width[MAX_MB_PLANE], + int tmp_height[MAX_MB_PLANE], + int tmp_stride[MAX_MB_PLANE]) { + if (!xd->up_available) return; + + // Adjust mb_to_bottom_edge to have the correct value for the OBMC + // prediction block. This is half the height of the original block, + // except for 128-wide blocks, where we only use a height of 32. + int this_height = xd->n4_h * MI_SIZE; + int pred_height = AOMMIN(this_height / 2, 32); + xd->mb_to_bottom_edge += (this_height - pred_height) * 8; + + struct build_prediction_ctxt ctxt = { cm, mi_row, + mi_col, tmp_buf, + tmp_width, tmp_height, + tmp_stride, xd->mb_to_right_edge }; + BLOCK_SIZE bsize = xd->mi[0]->sb_type; + foreach_overlappable_nb_above(cm, xd, mi_col, + max_neighbor_obmc[mi_size_wide_log2[bsize]], + build_prediction_by_above_pred, &ctxt); + + xd->mb_to_left_edge = -((mi_col * MI_SIZE) * 8); + xd->mb_to_right_edge = ctxt.mb_to_far_edge; + xd->mb_to_bottom_edge -= (this_height - pred_height) * 8; +} + +static INLINE void build_prediction_by_left_pred( + MACROBLOCKD *xd, int rel_mi_row, uint8_t left_mi_height, + MB_MODE_INFO *left_mbmi, void *fun_ctxt, const int num_planes) { + struct build_prediction_ctxt *ctxt = (struct build_prediction_ctxt *)fun_ctxt; + const int left_mi_row = ctxt->mi_row + rel_mi_row; + int mi_x, mi_y; + MB_MODE_INFO backup_mbmi = *left_mbmi; + + av1_setup_build_prediction_by_left_pred(xd, rel_mi_row, left_mi_height, + left_mbmi, ctxt, num_planes); + mi_x = ctxt->mi_col << MI_SIZE_LOG2; + mi_y = left_mi_row << MI_SIZE_LOG2; + const BLOCK_SIZE bsize = xd->mi[0]->sb_type; + + for (int j = 0; j < num_planes; ++j) { + const struct macroblockd_plane *pd = &xd->plane[j]; + int bw = clamp(block_size_wide[bsize] >> (pd->subsampling_x + 1), 4, + block_size_wide[BLOCK_64X64] >> (pd->subsampling_x + 1)); + int bh = (left_mi_height << MI_SIZE_LOG2) >> pd->subsampling_y; + + if (av1_skip_u4x4_pred_in_obmc(bsize, pd, 1)) continue; + build_inter_predictors(ctxt->cm, xd, j, left_mbmi, 1, bw, bh, mi_x, mi_y); + } + *left_mbmi = backup_mbmi; +} + +void av1_build_prediction_by_left_preds(const AV1_COMMON *cm, MACROBLOCKD *xd, + int mi_row, int mi_col, + uint8_t *tmp_buf[MAX_MB_PLANE], + int tmp_width[MAX_MB_PLANE], + int tmp_height[MAX_MB_PLANE], + int tmp_stride[MAX_MB_PLANE]) { + if (!xd->left_available) return; + + // Adjust mb_to_right_edge to have the correct value for the OBMC + // prediction block. This is half the width of the original block, + // except for 128-wide blocks, where we only use a width of 32. + int this_width = xd->n4_w * MI_SIZE; + int pred_width = AOMMIN(this_width / 2, 32); + xd->mb_to_right_edge += (this_width - pred_width) * 8; + + struct build_prediction_ctxt ctxt = { cm, mi_row, + mi_col, tmp_buf, + tmp_width, tmp_height, + tmp_stride, xd->mb_to_bottom_edge }; + BLOCK_SIZE bsize = xd->mi[0]->sb_type; + foreach_overlappable_nb_left(cm, xd, mi_row, + max_neighbor_obmc[mi_size_high_log2[bsize]], + build_prediction_by_left_pred, &ctxt); + + xd->mb_to_top_edge = -((mi_row * MI_SIZE) * 8); + xd->mb_to_right_edge -= (this_width - pred_width) * 8; + xd->mb_to_bottom_edge = ctxt.mb_to_far_edge; +} + +void av1_build_obmc_inter_predictors_sb(const AV1_COMMON *cm, MACROBLOCKD *xd, + int mi_row, int mi_col) { + const int num_planes = av1_num_planes(cm); + uint8_t *dst_buf1[MAX_MB_PLANE], *dst_buf2[MAX_MB_PLANE]; + int dst_stride1[MAX_MB_PLANE] = { MAX_SB_SIZE, MAX_SB_SIZE, MAX_SB_SIZE }; + int dst_stride2[MAX_MB_PLANE] = { MAX_SB_SIZE, MAX_SB_SIZE, MAX_SB_SIZE }; + int dst_width1[MAX_MB_PLANE] = { MAX_SB_SIZE, MAX_SB_SIZE, MAX_SB_SIZE }; + int dst_width2[MAX_MB_PLANE] = { MAX_SB_SIZE, MAX_SB_SIZE, MAX_SB_SIZE }; + int dst_height1[MAX_MB_PLANE] = { MAX_SB_SIZE, MAX_SB_SIZE, MAX_SB_SIZE }; + int dst_height2[MAX_MB_PLANE] = { MAX_SB_SIZE, MAX_SB_SIZE, MAX_SB_SIZE }; + + if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) { + int len = sizeof(uint16_t); + dst_buf1[0] = CONVERT_TO_BYTEPTR(xd->tmp_obmc_bufs[0]); + dst_buf1[1] = + CONVERT_TO_BYTEPTR(xd->tmp_obmc_bufs[0] + MAX_SB_SQUARE * len); + dst_buf1[2] = + CONVERT_TO_BYTEPTR(xd->tmp_obmc_bufs[0] + MAX_SB_SQUARE * 2 * len); + dst_buf2[0] = CONVERT_TO_BYTEPTR(xd->tmp_obmc_bufs[1]); + dst_buf2[1] = + CONVERT_TO_BYTEPTR(xd->tmp_obmc_bufs[1] + MAX_SB_SQUARE * len); + dst_buf2[2] = + CONVERT_TO_BYTEPTR(xd->tmp_obmc_bufs[1] + MAX_SB_SQUARE * 2 * len); + } else { + dst_buf1[0] = xd->tmp_obmc_bufs[0]; + dst_buf1[1] = xd->tmp_obmc_bufs[0] + MAX_SB_SQUARE; + dst_buf1[2] = xd->tmp_obmc_bufs[0] + MAX_SB_SQUARE * 2; + dst_buf2[0] = xd->tmp_obmc_bufs[1]; + dst_buf2[1] = xd->tmp_obmc_bufs[1] + MAX_SB_SQUARE; + dst_buf2[2] = xd->tmp_obmc_bufs[1] + MAX_SB_SQUARE * 2; + } + av1_build_prediction_by_above_preds(cm, xd, mi_row, mi_col, dst_buf1, + dst_width1, dst_height1, dst_stride1); + av1_build_prediction_by_left_preds(cm, xd, mi_row, mi_col, dst_buf2, + dst_width2, dst_height2, dst_stride2); + av1_setup_dst_planes(xd->plane, xd->mi[0]->sb_type, get_frame_new_buffer(cm), + mi_row, mi_col, 0, num_planes); + av1_build_obmc_inter_prediction(cm, xd, mi_row, mi_col, dst_buf1, dst_stride1, + dst_buf2, dst_stride2); +} + +// Builds the inter-predictor for the single ref case +// for use in the encoder to search the wedges efficiently. +static void build_inter_predictors_single_buf(MACROBLOCKD *xd, int plane, + int bw, int bh, int x, int y, + int w, int h, int mi_x, int mi_y, + int ref, uint8_t *const ext_dst, + int ext_dst_stride, + int can_use_previous) { + struct macroblockd_plane *const pd = &xd->plane[plane]; + const MB_MODE_INFO *mi = xd->mi[0]; + + const struct scale_factors *const sf = &xd->block_refs[ref]->sf; + struct buf_2d *const pre_buf = &pd->pre[ref]; + uint8_t *const dst = get_buf_by_bd(xd, ext_dst) + ext_dst_stride * y + x; + const MV mv = mi->mv[ref].as_mv; + + ConvolveParams conv_params = get_conv_params(0, plane, xd->bd); + WarpTypesAllowed warp_types; + const WarpedMotionParams *const wm = &xd->global_motion[mi->ref_frame[ref]]; + warp_types.global_warp_allowed = is_global_mv_block(mi, wm->wmtype); + warp_types.local_warp_allowed = mi->motion_mode == WARPED_CAUSAL; + const int pre_x = (mi_x) >> pd->subsampling_x; + const int pre_y = (mi_y) >> pd->subsampling_y; + uint8_t *pre; + SubpelParams subpel_params; + calc_subpel_params(xd, sf, mv, plane, pre_x, pre_y, x, y, pre_buf, &pre, + &subpel_params, bw, bh); + + av1_make_inter_predictor(pre, pre_buf->stride, dst, ext_dst_stride, + &subpel_params, sf, w, h, &conv_params, + mi->interp_filters, &warp_types, pre_x + x, + pre_y + y, plane, ref, mi, 0, xd, can_use_previous); +} + +void av1_build_inter_predictors_for_planes_single_buf( + MACROBLOCKD *xd, BLOCK_SIZE bsize, int plane_from, int plane_to, int mi_row, + int mi_col, int ref, uint8_t *ext_dst[3], int ext_dst_stride[3], + int can_use_previous) { + int plane; + const int mi_x = mi_col * MI_SIZE; + const int mi_y = mi_row * MI_SIZE; + for (plane = plane_from; plane <= plane_to; ++plane) { + const BLOCK_SIZE plane_bsize = get_plane_block_size( + bsize, xd->plane[plane].subsampling_x, xd->plane[plane].subsampling_y); + const int bw = block_size_wide[plane_bsize]; + const int bh = block_size_high[plane_bsize]; + build_inter_predictors_single_buf(xd, plane, bw, bh, 0, 0, bw, bh, mi_x, + mi_y, ref, ext_dst[plane], + ext_dst_stride[plane], can_use_previous); + } +} + +static void build_masked_compound( + uint8_t *dst, int dst_stride, const uint8_t *src0, int src0_stride, + const uint8_t *src1, int src1_stride, + const INTERINTER_COMPOUND_DATA *const comp_data, BLOCK_SIZE sb_type, int h, + int w) { + // Derive subsampling from h and w passed in. May be refactored to + // pass in subsampling factors directly. + const int subh = (2 << mi_size_high_log2[sb_type]) == h; + const int subw = (2 << mi_size_wide_log2[sb_type]) == w; + const uint8_t *mask = av1_get_compound_type_mask(comp_data, sb_type); + aom_blend_a64_mask(dst, dst_stride, src0, src0_stride, src1, src1_stride, + mask, block_size_wide[sb_type], w, h, subw, subh); +} + +static void build_masked_compound_highbd( + uint8_t *dst_8, int dst_stride, const uint8_t *src0_8, int src0_stride, + const uint8_t *src1_8, int src1_stride, + const INTERINTER_COMPOUND_DATA *const comp_data, BLOCK_SIZE sb_type, int h, + int w, int bd) { + // Derive subsampling from h and w passed in. May be refactored to + // pass in subsampling factors directly. + const int subh = (2 << mi_size_high_log2[sb_type]) == h; + const int subw = (2 << mi_size_wide_log2[sb_type]) == w; + const uint8_t *mask = av1_get_compound_type_mask(comp_data, sb_type); + // const uint8_t *mask = + // av1_get_contiguous_soft_mask(wedge_index, wedge_sign, sb_type); + aom_highbd_blend_a64_mask(dst_8, dst_stride, src0_8, src0_stride, src1_8, + src1_stride, mask, block_size_wide[sb_type], w, h, + subw, subh, bd); +} + +static void build_wedge_inter_predictor_from_buf( + MACROBLOCKD *xd, int plane, int x, int y, int w, int h, uint8_t *ext_dst0, + int ext_dst_stride0, uint8_t *ext_dst1, int ext_dst_stride1) { + MB_MODE_INFO *const mbmi = xd->mi[0]; + const int is_compound = has_second_ref(mbmi); + MACROBLOCKD_PLANE *const pd = &xd->plane[plane]; + struct buf_2d *const dst_buf = &pd->dst; + uint8_t *const dst = dst_buf->buf + dst_buf->stride * y + x; + mbmi->interinter_comp.seg_mask = xd->seg_mask; + const INTERINTER_COMPOUND_DATA *comp_data = &mbmi->interinter_comp; + + if (is_compound && is_masked_compound_type(comp_data->type)) { + if (!plane && comp_data->type == COMPOUND_DIFFWTD) { + if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) + av1_build_compound_diffwtd_mask_highbd( + comp_data->seg_mask, comp_data->mask_type, + CONVERT_TO_BYTEPTR(ext_dst0), ext_dst_stride0, + CONVERT_TO_BYTEPTR(ext_dst1), ext_dst_stride1, h, w, xd->bd); + else + av1_build_compound_diffwtd_mask( + comp_data->seg_mask, comp_data->mask_type, ext_dst0, + ext_dst_stride0, ext_dst1, ext_dst_stride1, h, w); + } + + if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) + build_masked_compound_highbd( + dst, dst_buf->stride, CONVERT_TO_BYTEPTR(ext_dst0), ext_dst_stride0, + CONVERT_TO_BYTEPTR(ext_dst1), ext_dst_stride1, comp_data, + mbmi->sb_type, h, w, xd->bd); + else + build_masked_compound(dst, dst_buf->stride, ext_dst0, ext_dst_stride0, + ext_dst1, ext_dst_stride1, comp_data, mbmi->sb_type, + h, w); + } else { + if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) + aom_highbd_convolve_copy(CONVERT_TO_BYTEPTR(ext_dst0), ext_dst_stride0, + dst, dst_buf->stride, NULL, 0, NULL, 0, w, h, + xd->bd); + else + aom_convolve_copy(ext_dst0, ext_dst_stride0, dst, dst_buf->stride, NULL, + 0, NULL, 0, w, h); + } +} + +void av1_build_wedge_inter_predictor_from_buf(MACROBLOCKD *xd, BLOCK_SIZE bsize, + int plane_from, int plane_to, + uint8_t *ext_dst0[3], + int ext_dst_stride0[3], + uint8_t *ext_dst1[3], + int ext_dst_stride1[3]) { + int plane; + for (plane = plane_from; plane <= plane_to; ++plane) { + const BLOCK_SIZE plane_bsize = get_plane_block_size( + bsize, xd->plane[plane].subsampling_x, xd->plane[plane].subsampling_y); + const int bw = block_size_wide[plane_bsize]; + const int bh = block_size_high[plane_bsize]; + build_wedge_inter_predictor_from_buf( + xd, plane, 0, 0, bw, bh, ext_dst0[plane], ext_dst_stride0[plane], + ext_dst1[plane], ext_dst_stride1[plane]); + } +} |