46 строки
1.4 KiB
C
46 строки
1.4 KiB
C
/*
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* Copyright (c) 2016, 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 AV1_COMMON_TILE_COMMON_H_
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#define AV1_COMMON_TILE_COMMON_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct AV1Common;
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#if CONFIG_TILE_GROUPS
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#define DEFAULT_MAX_NUM_TG 3
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#endif
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typedef struct TileInfo {
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int mi_row_start, mi_row_end;
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int mi_col_start, mi_col_end;
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} TileInfo;
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// initializes 'tile->mi_(row|col)_(start|end)' for (row, col) based on
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// 'cm->log2_tile_(rows|cols)' & 'cm->mi_(rows|cols)'
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void av1_tile_init(TileInfo *tile, const struct AV1Common *cm, int row,
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int col);
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void av1_tile_set_row(TileInfo *tile, const struct AV1Common *cm, int row);
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void av1_tile_set_col(TileInfo *tile, const struct AV1Common *cm, int col);
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void av1_get_tile_n_bits(const int mi_cols, int *min_log2_tile_cols,
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int *max_log2_tile_cols);
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // AV1_COMMON_TILE_COMMON_H_
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