Coverage Report

Created: 2022-08-24 06:15

/src/aom/av1/common/obmc.h
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/*
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 * Copyright (c) 2017, Alliance for Open Media. All rights reserved
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 *
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 * This source code is subject to the terms of the BSD 2 Clause License and
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 * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
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 * was not distributed with this source code in the LICENSE file, you can
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 * obtain it at www.aomedia.org/license/software. If the Alliance for Open
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 * Media Patent License 1.0 was not distributed with this source code in the
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 * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
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 */
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#ifndef AOM_AV1_COMMON_OBMC_H_
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#define AOM_AV1_COMMON_OBMC_H_
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typedef void (*overlappable_nb_visitor_t)(MACROBLOCKD *xd, int rel_mi_row,
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                                          int rel_mi_col, uint8_t op_mi_size,
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                                          int dir, MB_MODE_INFO *nb_mi,
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                                          void *fun_ctxt, const int num_planes);
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static INLINE void foreach_overlappable_nb_above(const AV1_COMMON *cm,
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                                                 MACROBLOCKD *xd, int nb_max,
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                                                 overlappable_nb_visitor_t fun,
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                                                 void *fun_ctxt) {
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  if (!xd->up_available) return;
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  const int num_planes = av1_num_planes(cm);
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  int nb_count = 0;
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  const int mi_col = xd->mi_col;
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  // prev_row_mi points into the mi array, starting at the beginning of the
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  // previous row.
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  MB_MODE_INFO **prev_row_mi = xd->mi - mi_col - 1 * xd->mi_stride;
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  const int end_col = AOMMIN(mi_col + xd->width, cm->mi_params.mi_cols);
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  uint8_t mi_step;
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  for (int above_mi_col = mi_col; above_mi_col < end_col && nb_count < nb_max;
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       above_mi_col += mi_step) {
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    MB_MODE_INFO **above_mi = prev_row_mi + above_mi_col;
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    mi_step =
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        AOMMIN(mi_size_wide[above_mi[0]->bsize], mi_size_wide[BLOCK_64X64]);
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    // If we're considering a block with width 4, it should be treated as
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    // half of a pair of blocks with chroma information in the second. Move
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    // above_mi_col back to the start of the pair if needed, set above_mbmi
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    // to point at the block with chroma information, and set mi_step to 2 to
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    // step over the entire pair at the end of the iteration.
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    if (mi_step == 1) {
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      above_mi_col &= ~1;
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      above_mi = prev_row_mi + above_mi_col + 1;
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      mi_step = 2;
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    }
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    if (is_neighbor_overlappable(*above_mi)) {
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      ++nb_count;
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      fun(xd, 0, above_mi_col - mi_col, AOMMIN(xd->width, mi_step), 0,
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          *above_mi, fun_ctxt, num_planes);
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    }
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  }
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}
Unexecuted instantiation: decodeframe.c:foreach_overlappable_nb_above
Unexecuted instantiation: rdopt.c:foreach_overlappable_nb_above
Unexecuted instantiation: reconinter_enc.c:foreach_overlappable_nb_above
Unexecuted instantiation: reconinter.c:foreach_overlappable_nb_above
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static INLINE void foreach_overlappable_nb_left(const AV1_COMMON *cm,
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                                                MACROBLOCKD *xd, int nb_max,
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                                                overlappable_nb_visitor_t fun,
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                                                void *fun_ctxt) {
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  if (!xd->left_available) return;
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  const int num_planes = av1_num_planes(cm);
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  int nb_count = 0;
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  // prev_col_mi points into the mi array, starting at the top of the
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  // previous column
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  const int mi_row = xd->mi_row;
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  MB_MODE_INFO **prev_col_mi = xd->mi - 1 - mi_row * xd->mi_stride;
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  const int end_row = AOMMIN(mi_row + xd->height, cm->mi_params.mi_rows);
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  uint8_t mi_step;
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  for (int left_mi_row = mi_row; left_mi_row < end_row && nb_count < nb_max;
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       left_mi_row += mi_step) {
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    MB_MODE_INFO **left_mi = prev_col_mi + left_mi_row * xd->mi_stride;
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    mi_step =
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        AOMMIN(mi_size_high[left_mi[0]->bsize], mi_size_high[BLOCK_64X64]);
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    if (mi_step == 1) {
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      left_mi_row &= ~1;
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      left_mi = prev_col_mi + (left_mi_row + 1) * xd->mi_stride;
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      mi_step = 2;
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    }
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    if (is_neighbor_overlappable(*left_mi)) {
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      ++nb_count;
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      fun(xd, left_mi_row - mi_row, 0, AOMMIN(xd->height, mi_step), 1, *left_mi,
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          fun_ctxt, num_planes);
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    }
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  }
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}
Unexecuted instantiation: decodeframe.c:foreach_overlappable_nb_left
Unexecuted instantiation: rdopt.c:foreach_overlappable_nb_left
Unexecuted instantiation: reconinter_enc.c:foreach_overlappable_nb_left
Unexecuted instantiation: reconinter.c:foreach_overlappable_nb_left
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#endif  // AOM_AV1_COMMON_OBMC_H_