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comparison: media/libvpx/vp9/common/vp9_tile_common.h
media/libvpx/vp9/common/vp9_tile_common.h
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| 1 /* | |
| 2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved. | |
| 3 * | |
| 4 * Use of this source code is governed by a BSD-style license | |
| 5 * that can be found in the LICENSE file in the root of the source | |
| 6 * tree. An additional intellectual property rights grant can be found | |
| 7 * in the file PATENTS. All contributing project authors may | |
| 8 * be found in the AUTHORS file in the root of the source tree. | |
| 9 */ | |
| 10 | |
| 11 #ifndef VP9_COMMON_VP9_TILE_COMMON_H_ | |
| 12 #define VP9_COMMON_VP9_TILE_COMMON_H_ | |
| 13 | |
| 14 struct VP9Common; | |
| 15 | |
| 16 typedef struct TileInfo { | |
| 17 int mi_row_start, mi_row_end; | |
| 18 int mi_col_start, mi_col_end; | |
| 19 } TileInfo; | |
| 20 | |
| 21 // initializes 'tile->mi_(row|col)_(start|end)' for (row, col) based on | |
| 22 // 'cm->log2_tile_(rows|cols)' & 'cm->mi_(rows|cols)' | |
| 23 void vp9_tile_init(TileInfo *tile, const struct VP9Common *cm, | |
| 24 int row, int col); | |
| 25 | |
| 26 void vp9_get_tile_n_bits(int mi_cols, | |
| 27 int *min_log2_tile_cols, int *max_log2_tile_cols); | |
| 28 | |
| 29 #endif // VP9_COMMON_VP9_TILE_COMMON_H_ |
